From 8fdca37afc16028c4bab9a18d809464c012d3f9b Mon Sep 17 00:00:00 2001 From: Uwe Kleine-König Date: Mon, 8 Mar 2010 10:46:11 +0100 Subject: ARM: mx2/mx27_3ds: document alternative names and remove empty header MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Signed-off-by: Uwe Kleine-König --- arch/arm/plat-mxc/include/mach/board-mx27pdk.h | 14 -------------- 1 file changed, 14 deletions(-) delete mode 100644 arch/arm/plat-mxc/include/mach/board-mx27pdk.h (limited to 'arch/arm/plat-mxc/include/mach') diff --git a/arch/arm/plat-mxc/include/mach/board-mx27pdk.h b/arch/arm/plat-mxc/include/mach/board-mx27pdk.h deleted file mode 100644 index fec1bcfa916..00000000000 --- a/arch/arm/plat-mxc/include/mach/board-mx27pdk.h +++ /dev/null @@ -1,14 +0,0 @@ -/* - * Copyright 2009 Freescale Semiconductor, Inc. All Rights Reserved. - */ - -/* - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - */ - -#ifndef __ASM_ARCH_MXC_BOARD_MX27PDK_H__ -#define __ASM_ARCH_MXC_BOARD_MX27PDK_H__ - -#endif /* __ASM_ARCH_MXC_BOARD_MX27PDK_H__ */ -- cgit v1.2.3-70-g09d2 From 5d3a136a0896c7939e0a8ad44f191be09fd31bcb Mon Sep 17 00:00:00 2001 From: Uwe Kleine-König Date: Mon, 8 Mar 2010 11:18:20 +0100 Subject: ARM: imx: remove empty and unused board headers MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Signed-off-by: Uwe Kleine-König --- arch/arm/mach-mx2/mach-imx27lite.c | 1 - arch/arm/mach-mx3/mach-armadillo5x0.c | 1 - arch/arm/mach-mx3/mach-pcm037.c | 1 - .../arm/plat-mxc/include/mach/board-armadillo5x0.h | 15 --------------- arch/arm/plat-mxc/include/mach/board-mx27lite.h | 14 -------------- arch/arm/plat-mxc/include/mach/board-mx35pdk.h | 22 ---------------------- arch/arm/plat-mxc/include/mach/board-pcm037.h | 22 ---------------------- arch/arm/plat-mxc/include/mach/board-pcm043.h | 22 ---------------------- 8 files changed, 98 deletions(-) delete mode 100644 arch/arm/plat-mxc/include/mach/board-armadillo5x0.h delete mode 100644 arch/arm/plat-mxc/include/mach/board-mx27lite.h delete mode 100644 arch/arm/plat-mxc/include/mach/board-mx35pdk.h delete mode 100644 arch/arm/plat-mxc/include/mach/board-pcm037.h delete mode 100644 arch/arm/plat-mxc/include/mach/board-pcm043.h (limited to 'arch/arm/plat-mxc/include/mach') diff --git a/arch/arm/mach-mx2/mach-imx27lite.c b/arch/arm/mach-mx2/mach-imx27lite.c index b5710bf18b9..fd1dddb8cad 100644 --- a/arch/arm/mach-mx2/mach-imx27lite.c +++ b/arch/arm/mach-mx2/mach-imx27lite.c @@ -28,7 +28,6 @@ #include #include #include -#include #include "devices.h" diff --git a/arch/arm/mach-mx3/mach-armadillo5x0.c b/arch/arm/mach-mx3/mach-armadillo5x0.c index 5f72ec91af2..2a8de89e0b6 100644 --- a/arch/arm/mach-mx3/mach-armadillo5x0.c +++ b/arch/arm/mach-mx3/mach-armadillo5x0.c @@ -50,7 +50,6 @@ #include #include #include -#include #include #include #include diff --git a/arch/arm/mach-mx3/mach-pcm037.c b/arch/arm/mach-mx3/mach-pcm037.c index cce41066238..84193703605 100644 --- a/arch/arm/mach-mx3/mach-pcm037.c +++ b/arch/arm/mach-mx3/mach-pcm037.c @@ -43,7 +43,6 @@ #include #include #include -#include #include #include #include diff --git a/arch/arm/plat-mxc/include/mach/board-armadillo5x0.h b/arch/arm/plat-mxc/include/mach/board-armadillo5x0.h deleted file mode 100644 index 0376c133c9f..00000000000 --- a/arch/arm/plat-mxc/include/mach/board-armadillo5x0.h +++ /dev/null @@ -1,15 +0,0 @@ -/* - * Copyright 2009 Alberto Panizzo . - * All Rights Reserved. - */ - -/* - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - */ - -#ifndef __ASM_ARCH_MXC_BOARD_ARMADILLO5X0_H__ -#define __ASM_ARCH_MXC_BOARD_ARMADILLO5X0_H__ - -#endif diff --git a/arch/arm/plat-mxc/include/mach/board-mx27lite.h b/arch/arm/plat-mxc/include/mach/board-mx27lite.h deleted file mode 100644 index ea87551d273..00000000000 --- a/arch/arm/plat-mxc/include/mach/board-mx27lite.h +++ /dev/null @@ -1,14 +0,0 @@ -/* - * Copyright 2009 Freescale Semiconductor, Inc. All Rights Reserved. - */ - -/* - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - */ - -#ifndef __ASM_ARCH_MXC_BOARD_MX27LITE_H__ -#define __ASM_ARCH_MXC_BOARD_MX27LITE_H__ - -#endif /* __ASM_ARCH_MXC_BOARD_MX27LITE_H__ */ diff --git a/arch/arm/plat-mxc/include/mach/board-mx35pdk.h b/arch/arm/plat-mxc/include/mach/board-mx35pdk.h deleted file mode 100644 index 383f1c04df0..00000000000 --- a/arch/arm/plat-mxc/include/mach/board-mx35pdk.h +++ /dev/null @@ -1,22 +0,0 @@ -/* - * Copyright 2009 Freescale Semiconductor, Inc. All Rights Reserved - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA - */ - -#ifndef __ASM_ARCH_MXC_BOARD_MX35PDK_H__ -#define __ASM_ARCH_MXC_BOARD_MX35PDK_H__ - -#endif /* __ASM_ARCH_MXC_BOARD_MX35PDK_H__ */ diff --git a/arch/arm/plat-mxc/include/mach/board-pcm037.h b/arch/arm/plat-mxc/include/mach/board-pcm037.h deleted file mode 100644 index 13411709b13..00000000000 --- a/arch/arm/plat-mxc/include/mach/board-pcm037.h +++ /dev/null @@ -1,22 +0,0 @@ -/* - * Copyright (C) 2008 Sascha Hauer, Pengutronix - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA - */ - -#ifndef __ASM_ARCH_MXC_BOARD_PCM037_H__ -#define __ASM_ARCH_MXC_BOARD_PCM037_H__ - -#endif /* __ASM_ARCH_MXC_BOARD_PCM037_H__ */ diff --git a/arch/arm/plat-mxc/include/mach/board-pcm043.h b/arch/arm/plat-mxc/include/mach/board-pcm043.h deleted file mode 100644 index 1ac4e1682e5..00000000000 --- a/arch/arm/plat-mxc/include/mach/board-pcm043.h +++ /dev/null @@ -1,22 +0,0 @@ -/* - * Copyright (C) 2008 Sascha Hauer, Pengutronix - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA - */ - -#ifndef __ASM_ARCH_MXC_BOARD_PCM043_H__ -#define __ASM_ARCH_MXC_BOARD_PCM043_H__ - -#endif /* __ASM_ARCH_MXC_BOARD_PCM043_H__ */ -- cgit v1.2.3-70-g09d2 From 7b562d0f21b58195596d4800466221e7808d180e Mon Sep 17 00:00:00 2001 From: Uwe Kleine-König Date: Mon, 8 Mar 2010 11:58:53 +0100 Subject: ARM: mx3/kzm_arm11_01: fold board header in its only user MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Signed-off-by: Uwe Kleine-König --- arch/arm/mach-mx3/mach-kzm_arm11_01.c | 18 +++++++++++- arch/arm/plat-mxc/include/mach/board-kzmarm11.h | 39 ------------------------- 2 files changed, 17 insertions(+), 40 deletions(-) delete mode 100644 arch/arm/plat-mxc/include/mach/board-kzmarm11.h (limited to 'arch/arm/plat-mxc/include/mach') diff --git a/arch/arm/mach-mx3/mach-kzm_arm11_01.c b/arch/arm/mach-mx3/mach-kzm_arm11_01.c index f085d5d1a6d..e60f5da1dee 100644 --- a/arch/arm/mach-mx3/mach-kzm_arm11_01.c +++ b/arch/arm/mach-mx3/mach-kzm_arm11_01.c @@ -37,7 +37,6 @@ #include #include -#include #include #include #include @@ -51,6 +50,23 @@ IMX_IO_ADDRESS(x, MX31_CS5) ?: \ MX31_IO_ADDRESS(x)) +/* + * KZM-ARM11-01 Board Control Registers on FPGA + */ +#define KZM_ARM11_CTL1 (MX31_CS4_BASE_ADDR + 0x1000) +#define KZM_ARM11_CTL2 (MX31_CS4_BASE_ADDR + 0x1001) +#define KZM_ARM11_RSW1 (MX31_CS4_BASE_ADDR + 0x1002) +#define KZM_ARM11_BACK_LIGHT (MX31_CS4_BASE_ADDR + 0x1004) +#define KZM_ARM11_FPGA_REV (MX31_CS4_BASE_ADDR + 0x1008) +#define KZM_ARM11_7SEG_LED (MX31_CS4_BASE_ADDR + 0x1010) +#define KZM_ARM11_LEDS (MX31_CS4_BASE_ADDR + 0x1020) +#define KZM_ARM11_DIPSW2 (MX31_CS4_BASE_ADDR + 0x1003) + +/* + * External UART for touch panel on FPGA + */ +#define KZM_ARM11_16550 (MX31_CS4_BASE_ADDR + 0x1050) + #if defined(CONFIG_SERIAL_8250) || defined(CONFIG_SERIAL_8250_MODULE) /* * KZM-ARM11-01 has an external UART on FPGA diff --git a/arch/arm/plat-mxc/include/mach/board-kzmarm11.h b/arch/arm/plat-mxc/include/mach/board-kzmarm11.h deleted file mode 100644 index 93cc66f104c..00000000000 --- a/arch/arm/plat-mxc/include/mach/board-kzmarm11.h +++ /dev/null @@ -1,39 +0,0 @@ -/* - * Copyright (C) 2009 Yoichi Yuasa - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA - */ -#ifndef __ARM_ARCH_BOARD_KZM_ARM11_H -#define __ARM_ARCH_BOARD_KZM_ARM11_H - -/* - * KZM-ARM11-01 Board Control Registers on FPGA - */ -#define KZM_ARM11_CTL1 (MX31_CS4_BASE_ADDR + 0x1000) -#define KZM_ARM11_CTL2 (MX31_CS4_BASE_ADDR + 0x1001) -#define KZM_ARM11_RSW1 (MX31_CS4_BASE_ADDR + 0x1002) -#define KZM_ARM11_BACK_LIGHT (MX31_CS4_BASE_ADDR + 0x1004) -#define KZM_ARM11_FPGA_REV (MX31_CS4_BASE_ADDR + 0x1008) -#define KZM_ARM11_7SEG_LED (MX31_CS4_BASE_ADDR + 0x1010) -#define KZM_ARM11_LEDS (MX31_CS4_BASE_ADDR + 0x1020) -#define KZM_ARM11_DIPSW2 (MX31_CS4_BASE_ADDR + 0x1003) - -/* - * External UART for touch panel on FPGA - */ -#define KZM_ARM11_16550 (MX31_CS4_BASE_ADDR + 0x1050) - -#endif /* __ARM_ARCH_BOARD_KZM_ARM11_H */ - -- cgit v1.2.3-70-g09d2 From d393d43ff799a1ac3766cdbca9a6367cb8c02db9 Mon Sep 17 00:00:00 2001 From: Uwe Kleine-König Date: Mon, 8 Mar 2010 11:59:25 +0100 Subject: ARM: mx2/mx21ads: fold board header in its only user MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Signed-off-by: Uwe Kleine-König --- arch/arm/mach-mx2/mach-mx21ads.c | 36 +++++++++++++++++- arch/arm/plat-mxc/include/mach/board-mx21ads.h | 52 -------------------------- 2 files changed, 35 insertions(+), 53 deletions(-) delete mode 100644 arch/arm/plat-mxc/include/mach/board-mx21ads.h (limited to 'arch/arm/plat-mxc/include/mach') diff --git a/arch/arm/mach-mx2/mach-mx21ads.c b/arch/arm/mach-mx2/mach-mx21ads.c index 113e58d7cb4..99f2492991b 100644 --- a/arch/arm/mach-mx2/mach-mx21ads.c +++ b/arch/arm/mach-mx2/mach-mx21ads.c @@ -33,10 +33,44 @@ #include #include #include -#include #include "devices.h" +/* + * Memory-mapped I/O on MX21ADS base board + */ +#define MX21ADS_MMIO_BASE_ADDR 0xf5000000 +#define MX21ADS_MMIO_SIZE SZ_16M + +#define MX21ADS_REG_ADDR(offset) (void __force __iomem *) \ + (MX21ADS_MMIO_BASE_ADDR + (offset)) + +#define MX21ADS_CS8900A_IRQ IRQ_GPIOE(11) +#define MX21ADS_CS8900A_IOBASE_REG MX21ADS_REG_ADDR(0x000000) +#define MX21ADS_ST16C255_IOBASE_REG MX21ADS_REG_ADDR(0x200000) +#define MX21ADS_VERSION_REG MX21ADS_REG_ADDR(0x400000) +#define MX21ADS_IO_REG MX21ADS_REG_ADDR(0x800000) + +/* MX21ADS_IO_REG bit definitions */ +#define MX21ADS_IO_SD_WP 0x0001 /* read */ +#define MX21ADS_IO_TP6 0x0001 /* write */ +#define MX21ADS_IO_SW_SEL 0x0002 /* read */ +#define MX21ADS_IO_TP7 0x0002 /* write */ +#define MX21ADS_IO_RESET_E_UART 0x0004 +#define MX21ADS_IO_RESET_BASE 0x0008 +#define MX21ADS_IO_CSI_CTL2 0x0010 +#define MX21ADS_IO_CSI_CTL1 0x0020 +#define MX21ADS_IO_CSI_CTL0 0x0040 +#define MX21ADS_IO_UART1_EN 0x0080 +#define MX21ADS_IO_UART4_EN 0x0100 +#define MX21ADS_IO_LCDON 0x0200 +#define MX21ADS_IO_IRDA_EN 0x0400 +#define MX21ADS_IO_IRDA_FIR_SEL 0x0800 +#define MX21ADS_IO_IRDA_MD0_B 0x1000 +#define MX21ADS_IO_IRDA_MD1 0x2000 +#define MX21ADS_IO_LED4_ON 0x4000 +#define MX21ADS_IO_LED3_ON 0x8000 + static unsigned int mx21ads_pins[] = { /* CS8900A */ diff --git a/arch/arm/plat-mxc/include/mach/board-mx21ads.h b/arch/arm/plat-mxc/include/mach/board-mx21ads.h deleted file mode 100644 index 0cf4fa29510..00000000000 --- a/arch/arm/plat-mxc/include/mach/board-mx21ads.h +++ /dev/null @@ -1,52 +0,0 @@ -/* - * Copyright 2005-2007 Freescale Semiconductor, Inc. All Rights Reserved. - */ - -/* - * The code contained herein is licensed under the GNU General Public - * License. You may obtain a copy of the GNU General Public License - * Version 2 or later at the following locations: - * - * http://www.opensource.org/licenses/gpl-license.html - * http://www.gnu.org/copyleft/gpl.html - */ - -#ifndef __ASM_ARCH_MXC_BOARD_MX21ADS_H__ -#define __ASM_ARCH_MXC_BOARD_MX21ADS_H__ - -/* - * Memory-mapped I/O on MX21ADS base board - */ -#define MX21ADS_MMIO_BASE_ADDR 0xF5000000 -#define MX21ADS_MMIO_SIZE SZ_16M - -#define MX21ADS_REG_ADDR(offset) (void __force __iomem *) \ - (MX21ADS_MMIO_BASE_ADDR + (offset)) - -#define MX21ADS_CS8900A_IRQ IRQ_GPIOE(11) -#define MX21ADS_CS8900A_IOBASE_REG MX21ADS_REG_ADDR(0x000000) -#define MX21ADS_ST16C255_IOBASE_REG MX21ADS_REG_ADDR(0x200000) -#define MX21ADS_VERSION_REG MX21ADS_REG_ADDR(0x400000) -#define MX21ADS_IO_REG MX21ADS_REG_ADDR(0x800000) - -/* MX21ADS_IO_REG bit definitions */ -#define MX21ADS_IO_SD_WP 0x0001 /* read */ -#define MX21ADS_IO_TP6 0x0001 /* write */ -#define MX21ADS_IO_SW_SEL 0x0002 /* read */ -#define MX21ADS_IO_TP7 0x0002 /* write */ -#define MX21ADS_IO_RESET_E_UART 0x0004 -#define MX21ADS_IO_RESET_BASE 0x0008 -#define MX21ADS_IO_CSI_CTL2 0x0010 -#define MX21ADS_IO_CSI_CTL1 0x0020 -#define MX21ADS_IO_CSI_CTL0 0x0040 -#define MX21ADS_IO_UART1_EN 0x0080 -#define MX21ADS_IO_UART4_EN 0x0100 -#define MX21ADS_IO_LCDON 0x0200 -#define MX21ADS_IO_IRDA_EN 0x0400 -#define MX21ADS_IO_IRDA_FIR_SEL 0x0800 -#define MX21ADS_IO_IRDA_MD0_B 0x1000 -#define MX21ADS_IO_IRDA_MD1 0x2000 -#define MX21ADS_IO_LED4_ON 0x4000 -#define MX21ADS_IO_LED3_ON 0x8000 - -#endif /* __ASM_ARCH_MXC_BOARD_MX21ADS_H__ */ -- cgit v1.2.3-70-g09d2 From 1faeaab27b0b9d35acb3ce3a333cb38a30136a11 Mon Sep 17 00:00:00 2001 From: Uwe Kleine-König Date: Mon, 8 Mar 2010 16:07:30 +0100 Subject: ARM: mx2/mx27ads: fold board header in its only user MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Moreover remove unused definitions. Signed-off-by: Uwe Kleine-König --- arch/arm/mach-mx2/mach-mx27ads.c | 32 ++- arch/arm/plat-mxc/include/mach/board-mx27ads.h | 344 ------------------------- 2 files changed, 30 insertions(+), 346 deletions(-) delete mode 100644 arch/arm/plat-mxc/include/mach/board-mx27ads.h (limited to 'arch/arm/plat-mxc/include/mach') diff --git a/arch/arm/mach-mx2/mach-mx27ads.c b/arch/arm/mach-mx2/mach-mx27ads.c index 6ce323669e5..2183e3d4875 100644 --- a/arch/arm/mach-mx2/mach-mx27ads.c +++ b/arch/arm/mach-mx2/mach-mx27ads.c @@ -34,7 +34,6 @@ #include #include #include -#include #include #include #include @@ -42,6 +41,36 @@ #include "devices.h" +/* + * Base address of PBC controller, CS4 + */ +#define PBC_BASE_ADDRESS 0xf4300000 +#define PBC_REG_ADDR(offset) (void __force __iomem *) \ + (PBC_BASE_ADDRESS + (offset)) + +/* When the PBC address connection is fixed in h/w, defined as 1 */ +#define PBC_ADDR_SH 0 + +/* Offsets for the PBC Controller register */ +/* + * PBC Board version register offset + */ +#define PBC_VERSION_REG PBC_REG_ADDR(0x00000 >> PBC_ADDR_SH) +/* + * PBC Board control register 1 set address. + */ +#define PBC_BCTRL1_SET_REG PBC_REG_ADDR(0x00008 >> PBC_ADDR_SH) +/* + * PBC Board control register 1 clear address. + */ +#define PBC_BCTRL1_CLEAR_REG PBC_REG_ADDR(0x0000C >> PBC_ADDR_SH) + +/* PBC Board Control Register 1 bit definitions */ +#define PBC_BCTRL1_LCDON 0x0800 /* Enable the LCD */ + +/* to determine the correct external crystal reference */ +#define CKIH_27MHZ_BIT_SET (1 << 3) + static unsigned int mx27ads_pins[] = { /* UART0 */ PE12_PF_UART1_TXD, @@ -342,4 +371,3 @@ MACHINE_START(MX27ADS, "Freescale i.MX27ADS") .init_machine = mx27ads_board_init, .timer = &mx27ads_timer, MACHINE_END - diff --git a/arch/arm/plat-mxc/include/mach/board-mx27ads.h b/arch/arm/plat-mxc/include/mach/board-mx27ads.h deleted file mode 100644 index 7776d230327..00000000000 --- a/arch/arm/plat-mxc/include/mach/board-mx27ads.h +++ /dev/null @@ -1,344 +0,0 @@ -/* - * Copyright 2005-2007 Freescale Semiconductor, Inc. All Rights Reserved. - */ - -/* - * The code contained herein is licensed under the GNU General Public - * License. You may obtain a copy of the GNU General Public License - * Version 2 or later at the following locations: - * - * http://www.opensource.org/licenses/gpl-license.html - * http://www.gnu.org/copyleft/gpl.html - */ - -#ifndef __ASM_ARCH_MXC_BOARD_MX27ADS_H__ -#define __ASM_ARCH_MXC_BOARD_MX27ADS_H__ - -/* external interrupt multiplexer */ -#define MXC_EXP_IO_BASE (MXC_BOARD_IRQ_START) - -#define MXC_VIRTUAL_INTS_BASE (MXC_EXP_IO_BASE + MXC_MAX_EXP_IO_LINES) -#define MXC_SDIO1_CARD_IRQ MXC_VIRTUAL_INTS_BASE -#define MXC_SDIO2_CARD_IRQ (MXC_VIRTUAL_INTS_BASE + 1) -#define MXC_SDIO3_CARD_IRQ (MXC_VIRTUAL_INTS_BASE + 2) - -#define MXC_MAX_BOARD_INTS (MXC_MAX_EXP_IO_LINES + \ - MXC_MAX_VIRTUAL_INTS) - -/* - * @name Memory Size parameters - */ - -/* - * Size of SDRAM memory - */ -#define SDRAM_MEM_SIZE SZ_128M - -/* - * PBC Controller parameters - */ - -/* - * Base address of PBC controller, CS4 - */ -#define PBC_BASE_ADDRESS 0xf4300000 -#define PBC_REG_ADDR(offset) (void __force __iomem *) \ - (PBC_BASE_ADDRESS + (offset)) - -/* - * PBC Interupt name definitions - */ -#define PBC_GPIO1_0 0 -#define PBC_GPIO1_1 1 -#define PBC_GPIO1_2 2 -#define PBC_GPIO1_3 3 -#define PBC_GPIO1_4 4 -#define PBC_GPIO1_5 5 - -#define PBC_INTR_MAX_NUM 6 -#define PBC_INTR_SHARED_MAX_NUM 8 - -/* When the PBC address connection is fixed in h/w, defined as 1 */ -#define PBC_ADDR_SH 0 - -/* Offsets for the PBC Controller register */ -/* - * PBC Board version register offset - */ -#define PBC_VERSION_REG PBC_REG_ADDR(0x00000 >> PBC_ADDR_SH) -/* - * PBC Board control register 1 set address. - */ -#define PBC_BCTRL1_SET_REG PBC_REG_ADDR(0x00008 >> PBC_ADDR_SH) -/* - * PBC Board control register 1 clear address. - */ -#define PBC_BCTRL1_CLEAR_REG PBC_REG_ADDR(0x0000C >> PBC_ADDR_SH) -/* - * PBC Board control register 2 set address. - */ -#define PBC_BCTRL2_SET_REG PBC_REG_ADDR(0x00010 >> PBC_ADDR_SH) -/* - * PBC Board control register 2 clear address. - */ -#define PBC_BCTRL2_CLEAR_REG PBC_REG_ADDR(0x00014 >> PBC_ADDR_SH) -/* - * PBC Board control register 3 set address. - */ -#define PBC_BCTRL3_SET_REG PBC_REG_ADDR(0x00018 >> PBC_ADDR_SH) -/* - * PBC Board control register 3 clear address. - */ -#define PBC_BCTRL3_CLEAR_REG PBC_REG_ADDR(0x0001C >> PBC_ADDR_SH) -/* - * PBC Board control register 3 set address. - */ -#define PBC_BCTRL4_SET_REG PBC_REG_ADDR(0x00020 >> PBC_ADDR_SH) -/* - * PBC Board control register 4 clear address. - */ -#define PBC_BCTRL4_CLEAR_REG PBC_REG_ADDR(0x00024 >> PBC_ADDR_SH) -/*PBC_ADDR_SH - * PBC Board status register 1. - */ -#define PBC_BSTAT1_REG PBC_REG_ADDR(0x00028 >> PBC_ADDR_SH) -/* - * PBC Board interrupt status register. - */ -#define PBC_INTSTATUS_REG PBC_REG_ADDR(0x0002C >> PBC_ADDR_SH) -/* - * PBC Board interrupt current status register. - */ -#define PBC_INTCURR_STATUS_REG PBC_REG_ADDR(0x00034 >> PBC_ADDR_SH) -/* - * PBC Interrupt mask register set address. - */ -#define PBC_INTMASK_SET_REG PBC_REG_ADDR(0x00038 >> PBC_ADDR_SH) -/* - * PBC Interrupt mask register clear address. - */ -#define PBC_INTMASK_CLEAR_REG PBC_REG_ADDR(0x0003C >> PBC_ADDR_SH) -/* - * External UART A. - */ -#define PBC_SC16C652_UARTA_REG PBC_REG_ADDR(0x20000 >> PBC_ADDR_SH) -/* - * UART 4 Expanding Signal Status. - */ -#define PBC_UART_STATUS_REG PBC_REG_ADDR(0x22000 >> PBC_ADDR_SH) -/* - * UART 4 Expanding Signal Control Set. - */ -#define PBC_UCTRL_SET_REG PBC_REG_ADDR(0x24000 >> PBC_ADDR_SH) -/* - * UART 4 Expanding Signal Control Clear. - */ -#define PBC_UCTRL_CLR_REG PBC_REG_ADDR(0x26000 >> PBC_ADDR_SH) -/* - * Ethernet Controller IO base address. - */ -#define PBC_CS8900A_IOBASE_REG PBC_REG_ADDR(0x40000 >> PBC_ADDR_SH) -/* - * Ethernet Controller Memory base address. - */ -#define PBC_CS8900A_MEMBASE_REG PBC_REG_ADDR(0x42000 >> PBC_ADDR_SH) -/* - * Ethernet Controller DMA base address. - */ -#define PBC_CS8900A_DMABASE_REG PBC_REG_ADDR(0x44000 >> PBC_ADDR_SH) - -/* PBC Board Version Register bit definition */ -#define PBC_VERSION_ADS 0x8000 /* Bit15=1 means version for ads */ -#define PBC_VERSION_EVB_REVB 0x4000 /* BIT14=1 means version for evb revb */ - -/* PBC Board Control Register 1 bit definitions */ -#define PBC_BCTRL1_ERST 0x0001 /* Ethernet Reset */ -#define PBC_BCTRL1_URST 0x0002 /* Reset External UART controller */ -#define PBC_BCTRL1_FRST 0x0004 /* FEC Reset */ -#define PBC_BCTRL1_ESLEEP 0x0010 /* Enable ethernet Sleep */ -#define PBC_BCTRL1_LCDON 0x0800 /* Enable the LCD */ - -/* PBC Board Control Register 2 bit definitions */ -#define PBC_BCTRL2_VCC_EN 0x0004 /* Enable VCC */ -#define PBC_BCTRL2_VPP_EN 0x0008 /* Enable Vpp */ -#define PBC_BCTRL2_ATAFEC_EN 0X0010 -#define PBC_BCTRL2_ATAFEC_SEL 0X0020 -#define PBC_BCTRL2_ATA_EN 0X0040 -#define PBC_BCTRL2_IRDA_SD 0X0080 -#define PBC_BCTRL2_IRDA_EN 0X0100 -#define PBC_BCTRL2_CCTL10 0X0200 -#define PBC_BCTRL2_CCTL11 0X0400 - -/* PBC Board Control Register 3 bit definitions */ -#define PBC_BCTRL3_HSH_EN 0X0020 -#define PBC_BCTRL3_FSH_MOD 0X0040 -#define PBC_BCTRL3_OTG_HS_EN 0X0080 -#define PBC_BCTRL3_OTG_VBUS_EN 0X0100 -#define PBC_BCTRL3_FSH_VBUS_EN 0X0200 -#define PBC_BCTRL3_USB_OTG_ON 0X0800 -#define PBC_BCTRL3_USB_FSH_ON 0X1000 - -/* PBC Board Control Register 4 bit definitions */ -#define PBC_BCTRL4_REGEN_SEL 0X0001 -#define PBC_BCTRL4_USER_OFF 0X0002 -#define PBC_BCTRL4_VIB_EN 0X0004 -#define PBC_BCTRL4_PWRGT1_EN 0X0008 -#define PBC_BCTRL4_PWRGT2_EN 0X0010 -#define PBC_BCTRL4_STDBY_PRI 0X0020 - -#ifndef __ASSEMBLY__ -/* - * Enumerations for SD cards and memory stick card. This corresponds to - * the card EN bits in the IMR: SD1_EN | MS_EN | SD3_EN | SD2_EN. - */ -enum mxc_card_no { - MXC_CARD_SD2 = 0, - MXC_CARD_SD3, - MXC_CARD_MS, - MXC_CARD_SD1, - MXC_CARD_MIN = MXC_CARD_SD2, - MXC_CARD_MAX = MXC_CARD_SD1, -}; -#endif - -#define MXC_CPLD_VER_1_50 0x01 - -/* - * PBC BSTAT Register bit definitions - */ -#define PBC_BSTAT_PRI_INT 0X0001 -#define PBC_BSTAT_USB_BYP 0X0002 -#define PBC_BSTAT_ATA_IOCS16 0X0004 -#define PBC_BSTAT_ATA_CBLID 0X0008 -#define PBC_BSTAT_ATA_DASP 0X0010 -#define PBC_BSTAT_PWR_RDY 0X0020 -#define PBC_BSTAT_SD3_WP 0X0100 -#define PBC_BSTAT_SD2_WP 0X0200 -#define PBC_BSTAT_SD1_WP 0X0400 -#define PBC_BSTAT_SD3_DET 0X0800 -#define PBC_BSTAT_SD2_DET 0X1000 -#define PBC_BSTAT_SD1_DET 0X2000 -#define PBC_BSTAT_MS_DET 0X4000 -#define PBC_BSTAT_SD3_DET_BIT 11 -#define PBC_BSTAT_SD2_DET_BIT 12 -#define PBC_BSTAT_SD1_DET_BIT 13 -#define PBC_BSTAT_MS_DET_BIT 14 -#define MXC_BSTAT_BIT(n) ((n == MXC_CARD_SD2) ? PBC_BSTAT_SD2_DET : \ - ((n == MXC_CARD_SD3) ? PBC_BSTAT_SD3_DET : \ - ((n == MXC_CARD_SD1) ? PBC_BSTAT_SD1_DET : \ - ((n == MXC_CARD_MS) ? PBC_BSTAT_MS_DET : \ - 0x0)))) - -/* - * PBC UART Control Register bit definitions - */ -#define PBC_UCTRL_DCE_DCD 0X0001 -#define PBC_UCTRL_DCE_DSR 0X0002 -#define PBC_UCTRL_DCE_RI 0X0004 -#define PBC_UCTRL_DTE_DTR 0X0100 - -/* - * PBC UART Status Register bit definitions - */ -#define PBC_USTAT_DTE_DCD 0X0001 -#define PBC_USTAT_DTE_DSR 0X0002 -#define PBC_USTAT_DTE_RI 0X0004 -#define PBC_USTAT_DCE_DTR 0X0100 - -/* - * PBC Interupt mask register bit definitions - */ -#define PBC_INTR_SD3_R_EN_BIT 4 -#define PBC_INTR_SD2_R_EN_BIT 0 -#define PBC_INTR_SD1_R_EN_BIT 6 -#define PBC_INTR_MS_R_EN_BIT 5 -#define PBC_INTR_SD3_EN_BIT 13 -#define PBC_INTR_SD2_EN_BIT 12 -#define PBC_INTR_MS_EN_BIT 14 -#define PBC_INTR_SD1_EN_BIT 15 - -#define PBC_INTR_SD2_R_EN 0x0001 -#define PBC_INTR_LOW_BAT 0X0002 -#define PBC_INTR_OTG_FSOVER 0X0004 -#define PBC_INTR_FSH_OVER 0X0008 -#define PBC_INTR_SD3_R_EN 0x0010 -#define PBC_INTR_MS_R_EN 0x0020 -#define PBC_INTR_SD1_R_EN 0x0040 -#define PBC_INTR_FEC_INT 0X0080 -#define PBC_INTR_ENET_INT 0X0100 -#define PBC_INTR_OTGFS_INT 0X0200 -#define PBC_INTR_XUART_INT 0X0400 -#define PBC_INTR_CCTL12 0X0800 -#define PBC_INTR_SD2_EN 0x1000 -#define PBC_INTR_SD3_EN 0x2000 -#define PBC_INTR_MS_EN 0x4000 -#define PBC_INTR_SD1_EN 0x8000 - - - -/* For interrupts like xuart, enet etc */ -#define EXPIO_PARENT_INT IOMUX_TO_IRQ(MX27_PIN_TIN) -#define MXC_MAX_EXP_IO_LINES 16 - -/* - * This corresponds to PBC_INTMASK_SET_REG at offset 0x38. - * - */ -#define EXPIO_INT_LOW_BAT (MXC_EXP_IO_BASE + 1) -#define EXPIO_INT_OTG_FS_OVR (MXC_EXP_IO_BASE + 2) -#define EXPIO_INT_FSH_OVR (MXC_EXP_IO_BASE + 3) -#define EXPIO_INT_RES4 (MXC_EXP_IO_BASE + 4) -#define EXPIO_INT_RES5 (MXC_EXP_IO_BASE + 5) -#define EXPIO_INT_RES6 (MXC_EXP_IO_BASE + 6) -#define EXPIO_INT_FEC (MXC_EXP_IO_BASE + 7) -#define EXPIO_INT_ENET_INT (MXC_EXP_IO_BASE + 8) -#define EXPIO_INT_OTG_FS_INT (MXC_EXP_IO_BASE + 9) -#define EXPIO_INT_XUART_INTA (MXC_EXP_IO_BASE + 10) -#define EXPIO_INT_CCTL12_INT (MXC_EXP_IO_BASE + 11) -#define EXPIO_INT_SD2_EN (MXC_EXP_IO_BASE + 12) -#define EXPIO_INT_SD3_EN (MXC_EXP_IO_BASE + 13) -#define EXPIO_INT_MS_EN (MXC_EXP_IO_BASE + 14) -#define EXPIO_INT_SD1_EN (MXC_EXP_IO_BASE + 15) - -/* - * This is System IRQ used by CS8900A for interrupt generation - * taken from platform.h - */ -#define CS8900AIRQ EXPIO_INT_ENET_INT -/* This is I/O Base address used to access registers of CS8900A on MXC ADS */ -#define CS8900A_BASE_ADDRESS (PBC_CS8900A_IOBASE_REG + 0x300) - -#define MXC_PMIC_INT_LINE IOMUX_TO_IRQ(MX27_PIN_TOUT) - -/* -* This is used to detect if the CPLD version is for mx27 evb board rev-a -*/ -#define PBC_CPLD_VERSION_IS_REVA() \ - ((__raw_readw(PBC_VERSION_REG) & \ - (PBC_VERSION_ADS | PBC_VERSION_EVB_REVB))\ - == 0) - -/* This is used to active or inactive ata signal in CPLD . - * It is dependent with hardware - */ -#define PBC_ATA_SIGNAL_ACTIVE() \ - __raw_writew( \ - PBC_BCTRL2_ATAFEC_EN|PBC_BCTRL2_ATAFEC_SEL|PBC_BCTRL2_ATA_EN, \ - PBC_BCTRL2_CLEAR_REG) - -#define PBC_ATA_SIGNAL_INACTIVE() \ - __raw_writew( \ - PBC_BCTRL2_ATAFEC_EN|PBC_BCTRL2_ATAFEC_SEL|PBC_BCTRL2_ATA_EN, \ - PBC_BCTRL2_SET_REG) - -#define MXC_BD_LED1 (1 << 5) -#define MXC_BD_LED2 (1 << 6) -#define MXC_BD_LED_ON(led) \ - __raw_writew(led, PBC_BCTRL1_SET_REG) -#define MXC_BD_LED_OFF(led) \ - __raw_writew(led, PBC_BCTRL1_CLEAR_REG) - -/* to determine the correct external crystal reference */ -#define CKIH_27MHZ_BIT_SET (1 << 3) - -#endif /* __ASM_ARCH_MXC_BOARD_MX27ADS_H__ */ -- cgit v1.2.3-70-g09d2 From d57351a30fb02a345b9328adb73250310425421c Mon Sep 17 00:00:00 2001 From: Uwe Kleine-König Date: Mon, 8 Mar 2010 16:11:51 +0100 Subject: ARM: mx3/qong: get rid of nearly empty header MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit board-qong.h only defined a single symbol that was used only once. Signed-off-by: Uwe Kleine-König --- arch/arm/mach-mx3/mach-qong.c | 3 +-- arch/arm/plat-mxc/include/mach/board-qong.h | 17 ----------------- 2 files changed, 1 insertion(+), 19 deletions(-) delete mode 100644 arch/arm/plat-mxc/include/mach/board-qong.h (limited to 'arch/arm/plat-mxc/include/mach') diff --git a/arch/arm/mach-mx3/mach-qong.c b/arch/arm/mach-mx3/mach-qong.c index e5b5b8323a1..62281ad1ff4 100644 --- a/arch/arm/mach-mx3/mach-qong.c +++ b/arch/arm/mach-mx3/mach-qong.c @@ -34,7 +34,6 @@ #include #include #include -#include #include #include #include "devices.h" @@ -116,7 +115,7 @@ static struct physmap_flash_data qong_flash_data = { static struct resource qong_flash_resource = { .start = MX31_CS0_BASE_ADDR, - .end = MX31_CS0_BASE_ADDR + QONG_NOR_SIZE - 1, + .end = MX31_CS0_BASE_ADDR + SZ_128M - 1, .flags = IORESOURCE_MEM, }; diff --git a/arch/arm/plat-mxc/include/mach/board-qong.h b/arch/arm/plat-mxc/include/mach/board-qong.h deleted file mode 100644 index 6d88c7af4b2..00000000000 --- a/arch/arm/plat-mxc/include/mach/board-qong.h +++ /dev/null @@ -1,17 +0,0 @@ -/* - * Copyright 2009 Ilya Yanok, Emcraft Systems Ltd, - */ - -/* - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - */ - -#ifndef __ASM_ARCH_MXC_BOARD_QONG_H__ -#define __ASM_ARCH_MXC_BOARD_QONG_H__ - -/* NOR FLASH */ -#define QONG_NOR_SIZE (128*1024*1024) - -#endif /* __ASM_ARCH_MXC_BOARD_QONG_H__ */ -- cgit v1.2.3-70-g09d2 From b396dc459cf38a9070032918ea6ae220d7f03586 Mon Sep 17 00:00:00 2001 From: Uwe Kleine-König Date: Mon, 8 Mar 2010 16:57:19 +0100 Subject: ARM: mx3/mx31_3ds: fold board header in its only user MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Moreover remove unused definitions. Signed-off-by: Uwe Kleine-König --- arch/arm/mach-mx3/mach-mx31_3ds.c | 42 +++++++++++++++--- arch/arm/plat-mxc/include/mach/board-mx31_3ds.h | 59 ------------------------- 2 files changed, 35 insertions(+), 66 deletions(-) delete mode 100644 arch/arm/plat-mxc/include/mach/board-mx31_3ds.h (limited to 'arch/arm/plat-mxc/include/mach') diff --git a/arch/arm/mach-mx3/mach-mx31_3ds.c b/arch/arm/mach-mx3/mach-mx31_3ds.c index 58e57291b79..53740b44b46 100644 --- a/arch/arm/mach-mx3/mach-mx31_3ds.c +++ b/arch/arm/mach-mx3/mach-mx31_3ds.c @@ -37,19 +37,47 @@ #include #include #include -#include #include #include #include #include #include "devices.h" -/*! - * @file mx31_3ds.c - * - * @brief This file contains the board-specific initialization routines. - * - * @ingroup System +/* Definitions for components on the Debug board */ + +/* Base address of CPLD controller on the Debug board */ +#define DEBUG_BASE_ADDRESS CS5_IO_ADDRESS(MX3x_CS5_BASE_ADDR) + +/* LAN9217 ethernet base address */ +#define LAN9217_BASE_ADDR MX3x_CS5_BASE_ADDR + +/* CPLD config and interrupt base address */ +#define CPLD_ADDR (DEBUG_BASE_ADDRESS + 0x20000) + +/* status, interrupt */ +#define CPLD_INT_STATUS_REG (CPLD_ADDR + 0x10) +#define CPLD_INT_MASK_REG (CPLD_ADDR + 0x38) +#define CPLD_INT_RESET_REG (CPLD_ADDR + 0x20) +/* magic word for debug CPLD */ +#define CPLD_MAGIC_NUMBER1_REG (CPLD_ADDR + 0x40) +#define CPLD_MAGIC_NUMBER2_REG (CPLD_ADDR + 0x48) +/* CPLD code version */ +#define CPLD_CODE_VER_REG (CPLD_ADDR + 0x50) +/* magic word for debug CPLD */ +#define CPLD_MAGIC_NUMBER3_REG (CPLD_ADDR + 0x58) + +/* CPLD IRQ line for external uart, external ethernet etc */ +#define EXPIO_PARENT_INT IOMUX_TO_IRQ(MX31_PIN_GPIO1_1) + +#define MXC_EXP_IO_BASE (MXC_BOARD_IRQ_START) +#define MXC_IRQ_TO_EXPIO(irq) ((irq) - MXC_EXP_IO_BASE) + +#define EXPIO_INT_ENET (MXC_EXP_IO_BASE + 0) + +#define MXC_MAX_EXP_IO_LINES 16 + +/* + * This file contains the board-specific initialization routines. */ static int mx31_3ds_pins[] = { diff --git a/arch/arm/plat-mxc/include/mach/board-mx31_3ds.h b/arch/arm/plat-mxc/include/mach/board-mx31_3ds.h deleted file mode 100644 index da92933a233..00000000000 --- a/arch/arm/plat-mxc/include/mach/board-mx31_3ds.h +++ /dev/null @@ -1,59 +0,0 @@ -/* - * Copyright 2008 Freescale Semiconductor, Inc. All Rights Reserved. - */ - -/* - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - */ - -#ifndef __ASM_ARCH_MXC_BOARD_MX31_3DS_H__ -#define __ASM_ARCH_MXC_BOARD_MX31_3DS_H__ - -/* Definitions for components on the Debug board */ - -/* Base address of CPLD controller on the Debug board */ -#define DEBUG_BASE_ADDRESS CS5_IO_ADDRESS(CS5_BASE_ADDR) - -/* LAN9217 ethernet base address */ -#define LAN9217_BASE_ADDR CS5_BASE_ADDR - -/* CPLD config and interrupt base address */ -#define CPLD_ADDR (DEBUG_BASE_ADDRESS + 0x20000) - -/* LED switchs */ -#define CPLD_LED_REG (CPLD_ADDR + 0x00) -/* buttons */ -#define CPLD_SWITCH_BUTTONS_REG (EXPIO_ADDR + 0x08) -/* status, interrupt */ -#define CPLD_INT_STATUS_REG (CPLD_ADDR + 0x10) -#define CPLD_INT_MASK_REG (CPLD_ADDR + 0x38) -#define CPLD_INT_RESET_REG (CPLD_ADDR + 0x20) -/* magic word for debug CPLD */ -#define CPLD_MAGIC_NUMBER1_REG (CPLD_ADDR + 0x40) -#define CPLD_MAGIC_NUMBER2_REG (CPLD_ADDR + 0x48) -/* CPLD code version */ -#define CPLD_CODE_VER_REG (CPLD_ADDR + 0x50) -/* magic word for debug CPLD */ -#define CPLD_MAGIC_NUMBER3_REG (CPLD_ADDR + 0x58) -/* module reset register */ -#define CPLD_MODULE_RESET_REG (CPLD_ADDR + 0x60) -/* CPU ID and Personality ID */ -#define CPLD_MCU_BOARD_ID_REG (CPLD_ADDR + 0x68) - -/* CPLD IRQ line for external uart, external ethernet etc */ -#define EXPIO_PARENT_INT IOMUX_TO_IRQ(MX31_PIN_GPIO1_1) - -#define MXC_EXP_IO_BASE (MXC_BOARD_IRQ_START) -#define MXC_IRQ_TO_EXPIO(irq) ((irq) - MXC_EXP_IO_BASE) - -#define EXPIO_INT_ENET (MXC_EXP_IO_BASE + 0) -#define EXPIO_INT_XUART_A (MXC_EXP_IO_BASE + 1) -#define EXPIO_INT_XUART_B (MXC_EXP_IO_BASE + 2) -#define EXPIO_INT_BUTTON_A (MXC_EXP_IO_BASE + 3) -#define EXPIO_INT_BUTTON_B (MXC_EXP_IO_BASE + 4) - -#define MXC_MAX_EXP_IO_LINES 16 - -#endif /* __ASM_ARCH_MXC_BOARD_MX31_3DS_H__ */ -- cgit v1.2.3-70-g09d2 From ccfa7c269843001077df02d98918c6c9bde91395 Mon Sep 17 00:00:00 2001 From: Uwe Kleine-König Date: Mon, 8 Mar 2010 17:10:54 +0100 Subject: ARM: mx3/mx31ads: fold board header in its only user MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Moreover remove unused definitions. Signed-off-by: Uwe Kleine-König --- arch/arm/mach-mx3/mach-mx31ads.c | 43 +++++++-- arch/arm/plat-mxc/include/mach/board-mx31ads.h | 117 ------------------------- 2 files changed, 36 insertions(+), 124 deletions(-) delete mode 100644 arch/arm/plat-mxc/include/mach/board-mx31ads.h (limited to 'arch/arm/plat-mxc/include/mach') diff --git a/arch/arm/mach-mx3/mach-mx31ads.c b/arch/arm/mach-mx3/mach-mx31ads.c index b3d1a1895c2..ed34b61b52f 100644 --- a/arch/arm/mach-mx3/mach-mx31ads.c +++ b/arch/arm/mach-mx3/mach-mx31ads.c @@ -33,7 +33,6 @@ #include #include #include -#include #include #include @@ -45,12 +44,42 @@ #include "devices.h" -/*! - * @file mx31ads.c - * - * @brief This file contains the board-specific initialization routines. - * - * @ingroup System +/* Base address of PBC controller */ +#define PBC_BASE_ADDRESS MX31_CS4_BASE_ADDR_VIRT +/* Offsets for the PBC Controller register */ + +/* PBC Board interrupt status register */ +#define PBC_INTSTATUS 0x000016 + +/* PBC Board interrupt current status register */ +#define PBC_INTCURR_STATUS 0x000018 + +/* PBC Interrupt mask register set address */ +#define PBC_INTMASK_SET 0x00001A + +/* PBC Interrupt mask register clear address */ +#define PBC_INTMASK_CLEAR 0x00001C + +/* External UART A */ +#define PBC_SC16C652_UARTA 0x010000 + +/* External UART B */ +#define PBC_SC16C652_UARTB 0x010010 + +#define PBC_INTSTATUS_REG (PBC_INTSTATUS + PBC_BASE_ADDRESS) +#define PBC_INTMASK_SET_REG (PBC_INTMASK_SET + PBC_BASE_ADDRESS) +#define PBC_INTMASK_CLEAR_REG (PBC_INTMASK_CLEAR + PBC_BASE_ADDRESS) +#define EXPIO_PARENT_INT IOMUX_TO_IRQ(MX31_PIN_GPIO1_4) + +#define MXC_EXP_IO_BASE (MXC_BOARD_IRQ_START) +#define MXC_IRQ_TO_EXPIO(irq) ((irq) - MXC_EXP_IO_BASE) + +#define EXPIO_INT_XUART_INTA (MXC_EXP_IO_BASE + 10) +#define EXPIO_INT_XUART_INTB (MXC_EXP_IO_BASE + 11) + +#define MXC_MAX_EXP_IO_LINES 16 +/* + * This file contains the board-specific initialization routines. */ #if defined(CONFIG_SERIAL_8250) || defined(CONFIG_SERIAL_8250_MODULE) diff --git a/arch/arm/plat-mxc/include/mach/board-mx31ads.h b/arch/arm/plat-mxc/include/mach/board-mx31ads.h deleted file mode 100644 index 095a199591c..00000000000 --- a/arch/arm/plat-mxc/include/mach/board-mx31ads.h +++ /dev/null @@ -1,117 +0,0 @@ -/* - * Copyright 2005-2007 Freescale Semiconductor, Inc. All Rights Reserved. - */ - -/* - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - */ - -#ifndef __ASM_ARCH_MXC_BOARD_MX31ADS_H__ -#define __ASM_ARCH_MXC_BOARD_MX31ADS_H__ - -#include - -/* Base address of PBC controller */ -#define PBC_BASE_ADDRESS MX31_CS4_BASE_ADDR_VIRT -/* Offsets for the PBC Controller register */ - -/* PBC Board status register offset */ -#define PBC_BSTAT 0x000002 - -/* PBC Board control register 1 set address */ -#define PBC_BCTRL1_SET 0x000004 - -/* PBC Board control register 1 clear address */ -#define PBC_BCTRL1_CLEAR 0x000006 - -/* PBC Board control register 2 set address */ -#define PBC_BCTRL2_SET 0x000008 - -/* PBC Board control register 2 clear address */ -#define PBC_BCTRL2_CLEAR 0x00000A - -/* PBC Board control register 3 set address */ -#define PBC_BCTRL3_SET 0x00000C - -/* PBC Board control register 3 clear address */ -#define PBC_BCTRL3_CLEAR 0x00000E - -/* PBC Board control register 4 set address */ -#define PBC_BCTRL4_SET 0x000010 - -/* PBC Board control register 4 clear address */ -#define PBC_BCTRL4_CLEAR 0x000012 - -/* PBC Board status register 1 */ -#define PBC_BSTAT1 0x000014 - -/* PBC Board interrupt status register */ -#define PBC_INTSTATUS 0x000016 - -/* PBC Board interrupt current status register */ -#define PBC_INTCURR_STATUS 0x000018 - -/* PBC Interrupt mask register set address */ -#define PBC_INTMASK_SET 0x00001A - -/* PBC Interrupt mask register clear address */ -#define PBC_INTMASK_CLEAR 0x00001C - -/* External UART A */ -#define PBC_SC16C652_UARTA 0x010000 - -/* External UART B */ -#define PBC_SC16C652_UARTB 0x010010 - -/* Ethernet Controller IO base address */ -#define PBC_CS8900A_IOBASE 0x020000 - -/* Ethernet Controller Memory base address */ -#define PBC_CS8900A_MEMBASE 0x021000 - -/* Ethernet Controller DMA base address */ -#define PBC_CS8900A_DMABASE 0x022000 - -/* External chip select 0 */ -#define PBC_XCS0 0x040000 - -/* LCD Display enable */ -#define PBC_LCD_EN_B 0x060000 - -/* Code test debug enable */ -#define PBC_CODE_B 0x070000 - -/* PSRAM memory select */ -#define PBC_PSRAM_B 0x5000000 - -#define PBC_INTSTATUS_REG (PBC_INTSTATUS + PBC_BASE_ADDRESS) -#define PBC_INTCURR_STATUS_REG (PBC_INTCURR_STATUS + PBC_BASE_ADDRESS) -#define PBC_INTMASK_SET_REG (PBC_INTMASK_SET + PBC_BASE_ADDRESS) -#define PBC_INTMASK_CLEAR_REG (PBC_INTMASK_CLEAR + PBC_BASE_ADDRESS) -#define EXPIO_PARENT_INT IOMUX_TO_IRQ(MX31_PIN_GPIO1_4) - -#define MXC_EXP_IO_BASE (MXC_BOARD_IRQ_START) -#define MXC_IRQ_TO_EXPIO(irq) ((irq) - MXC_EXP_IO_BASE) - -#define EXPIO_INT_LOW_BAT (MXC_EXP_IO_BASE + 0) -#define EXPIO_INT_PB_IRQ (MXC_EXP_IO_BASE + 1) -#define EXPIO_INT_OTG_FS_OVR (MXC_EXP_IO_BASE + 2) -#define EXPIO_INT_FSH_OVR (MXC_EXP_IO_BASE + 3) -#define EXPIO_INT_RES4 (MXC_EXP_IO_BASE + 4) -#define EXPIO_INT_RES5 (MXC_EXP_IO_BASE + 5) -#define EXPIO_INT_RES6 (MXC_EXP_IO_BASE + 6) -#define EXPIO_INT_RES7 (MXC_EXP_IO_BASE + 7) -#define EXPIO_INT_ENET_INT (MXC_EXP_IO_BASE + 8) -#define EXPIO_INT_OTG_FS_INT (MXC_EXP_IO_BASE + 9) -#define EXPIO_INT_XUART_INTA (MXC_EXP_IO_BASE + 10) -#define EXPIO_INT_XUART_INTB (MXC_EXP_IO_BASE + 11) -#define EXPIO_INT_SYNTH_IRQ (MXC_EXP_IO_BASE + 12) -#define EXPIO_INT_CE_INT1 (MXC_EXP_IO_BASE + 13) -#define EXPIO_INT_CE_INT2 (MXC_EXP_IO_BASE + 14) -#define EXPIO_INT_RES15 (MXC_EXP_IO_BASE + 15) - -#define MXC_MAX_EXP_IO_LINES 16 - -#endif /* __ASM_ARCH_MXC_BOARD_MX31ADS_H__ */ -- cgit v1.2.3-70-g09d2 From f1d4cbef18999548ade1007bfb63cc1fa69c385e Mon Sep 17 00:00:00 2001 From: Uwe Kleine-König Date: Mon, 8 Mar 2010 17:29:31 +0100 Subject: ARM: mxc: grammar fix MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Signed-off-by: Uwe Kleine-König --- arch/arm/plat-mxc/include/mach/board-eukrea_cpuimx27.h | 2 +- arch/arm/plat-mxc/include/mach/board-mx31lilly.h | 2 +- arch/arm/plat-mxc/include/mach/board-mx31lite.h | 2 +- arch/arm/plat-mxc/include/mach/board-mx31moboard.h | 2 +- arch/arm/plat-mxc/include/mach/board-pcm038.h | 2 +- 5 files changed, 5 insertions(+), 5 deletions(-) (limited to 'arch/arm/plat-mxc/include/mach') diff --git a/arch/arm/plat-mxc/include/mach/board-eukrea_cpuimx27.h b/arch/arm/plat-mxc/include/mach/board-eukrea_cpuimx27.h index a1fd5830af4..45b2fb8bed6 100644 --- a/arch/arm/plat-mxc/include/mach/board-eukrea_cpuimx27.h +++ b/arch/arm/plat-mxc/include/mach/board-eukrea_cpuimx27.h @@ -25,7 +25,7 @@ #ifndef __ASSEMBLY__ /* * This CPU module needs a baseboard to work. After basic initializing - * its own devices, it calls baseboard's init function. + * its own devices, it calls the baseboard's init function. * TODO: Add your own baseboard init function and call it from * inside eukrea_cpuimx27_init(). * diff --git a/arch/arm/plat-mxc/include/mach/board-mx31lilly.h b/arch/arm/plat-mxc/include/mach/board-mx31lilly.h index eb5a5024622..0df71bfefbb 100644 --- a/arch/arm/plat-mxc/include/mach/board-mx31lilly.h +++ b/arch/arm/plat-mxc/include/mach/board-mx31lilly.h @@ -31,7 +31,7 @@ enum mx31lilly_boards { /* * This CPU module needs a baseboard to work. After basic initializing - * its own devices, it calls baseboard's init function. + * its own devices, it calls the baseboard's init function. */ extern void mx31lilly_db_init(void); diff --git a/arch/arm/plat-mxc/include/mach/board-mx31lite.h b/arch/arm/plat-mxc/include/mach/board-mx31lite.h index 2b2da036757..c1ad0ae807c 100644 --- a/arch/arm/plat-mxc/include/mach/board-mx31lite.h +++ b/arch/arm/plat-mxc/include/mach/board-mx31lite.h @@ -32,7 +32,7 @@ enum mx31lite_boards { /* * This CPU module needs a baseboard to work. After basic initializing - * its own devices, it calls baseboard's init function. + * its own devices, it calls the baseboard's init function. */ extern void mx31lite_db_init(void); diff --git a/arch/arm/plat-mxc/include/mach/board-mx31moboard.h b/arch/arm/plat-mxc/include/mach/board-mx31moboard.h index 36ff3cedee1..de14543891c 100644 --- a/arch/arm/plat-mxc/include/mach/board-mx31moboard.h +++ b/arch/arm/plat-mxc/include/mach/board-mx31moboard.h @@ -31,7 +31,7 @@ enum mx31moboard_boards { /* * This CPU module needs a baseboard to work. After basic initializing - * its own devices, it calls baseboard's init function. + * its own devices, it calls the baseboard's init function. */ extern void mx31moboard_devboard_init(void); diff --git a/arch/arm/plat-mxc/include/mach/board-pcm038.h b/arch/arm/plat-mxc/include/mach/board-pcm038.h index 410f9786ed2..6f371e35753 100644 --- a/arch/arm/plat-mxc/include/mach/board-pcm038.h +++ b/arch/arm/plat-mxc/include/mach/board-pcm038.h @@ -22,7 +22,7 @@ #ifndef __ASSEMBLY__ /* * This CPU module needs a baseboard to work. After basic initializing - * its own devices, it calls baseboard's init function. + * its own devices, it calls the baseboard's init function. * TODO: Add your own baseboard init function and call it from * inside pcm038_init(). * -- cgit v1.2.3-70-g09d2 From 9f72ffedc8409b9c9cbe17a9f66c2982baa4ff52 Mon Sep 17 00:00:00 2001 From: Uwe Kleine-König Date: Mon, 14 Jun 2010 17:56:52 +0200 Subject: ARM: imx: new Kconfig symbol and feature test macro for DMA on mx1 and mx2 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit This should be used instead of hard coding the corresponding platforms. The feature test macro is needed to support different SOCs in a single kernel image. While at it rename dma-mx1-mx2 to dma-v1 as mx25 doesn't use it and so the mx2 part is wrong and move the header to arch/arm/mach-imx. Signed-off-by: Uwe Kleine-König --- arch/arm/mach-imx/Kconfig | 6 + arch/arm/mach-imx/Makefile | 2 + arch/arm/mach-imx/dma-v1.c | 863 +++++++++++++++++++++++++++ arch/arm/mach-imx/include/mach/dma-mx1-mx2.h | 10 + arch/arm/mach-imx/include/mach/dma-v1.h | 107 ++++ arch/arm/plat-mxc/Makefile | 2 - arch/arm/plat-mxc/dma-mx1-mx2.c | 863 --------------------------- arch/arm/plat-mxc/include/mach/dma-mx1-mx2.h | 105 ---- 8 files changed, 988 insertions(+), 970 deletions(-) create mode 100644 arch/arm/mach-imx/dma-v1.c create mode 100644 arch/arm/mach-imx/include/mach/dma-mx1-mx2.h create mode 100644 arch/arm/mach-imx/include/mach/dma-v1.h delete mode 100644 arch/arm/plat-mxc/dma-mx1-mx2.c delete mode 100644 arch/arm/plat-mxc/include/mach/dma-mx1-mx2.h (limited to 'arch/arm/plat-mxc/include/mach') diff --git a/arch/arm/mach-imx/Kconfig b/arch/arm/mach-imx/Kconfig index 5edead235bd..73c70af35fc 100644 --- a/arch/arm/mach-imx/Kconfig +++ b/arch/arm/mach-imx/Kconfig @@ -1,7 +1,11 @@ +config IMX_HAVE_DMA_V1 + bool + if ARCH_MX1 config SOC_IMX1 select CPU_ARM920T + select IMX_HAVE_DMA_V1 select IMX_HAVE_IOMUX_V1 bool @@ -27,12 +31,14 @@ if ARCH_MX2 config SOC_IMX21 select CPU_ARM926T select ARCH_MXC_AUDMUX_V1 + select IMX_HAVE_DMA_V1 select IMX_HAVE_IOMUX_V1 bool config SOC_IMX27 select CPU_ARM926T select ARCH_MXC_AUDMUX_V1 + select IMX_HAVE_DMA_V1 select IMX_HAVE_IOMUX_V1 bool diff --git a/arch/arm/mach-imx/Makefile b/arch/arm/mach-imx/Makefile index e56a1191c9d..86b53e6bc94 100644 --- a/arch/arm/mach-imx/Makefile +++ b/arch/arm/mach-imx/Makefile @@ -6,6 +6,8 @@ obj-y := devices.o +obj-$(CONFIG_IMX_HAVE_DMA_V1) += dma-v1.o + obj-$(CONFIG_ARCH_MX1) += clock-imx1.o mm-imx1.o obj-$(CONFIG_MACH_MX21) += clock-imx21.o mm-imx21.o diff --git a/arch/arm/mach-imx/dma-v1.c b/arch/arm/mach-imx/dma-v1.c new file mode 100644 index 00000000000..fd1d9197d06 --- /dev/null +++ b/arch/arm/mach-imx/dma-v1.c @@ -0,0 +1,863 @@ +/* + * linux/arch/arm/plat-mxc/dma-v1.c + * + * i.MX DMA registration and IRQ dispatching + * + * Copyright 2006 Pavel Pisa + * Copyright 2008 Juergen Beisert, + * Copyright 2008 Sascha Hauer, + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * as published by the Free Software Foundation; either version 2 + * of the License, or (at your option) any later version. + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, + * MA 02110-1301, USA. + */ + +#include +#include +#include +#include +#include +#include +#include +#include + +#include +#include +#include +#include + +#define DMA_DCR 0x00 /* Control Register */ +#define DMA_DISR 0x04 /* Interrupt status Register */ +#define DMA_DIMR 0x08 /* Interrupt mask Register */ +#define DMA_DBTOSR 0x0c /* Burst timeout status Register */ +#define DMA_DRTOSR 0x10 /* Request timeout Register */ +#define DMA_DSESR 0x14 /* Transfer Error Status Register */ +#define DMA_DBOSR 0x18 /* Buffer overflow status Register */ +#define DMA_DBTOCR 0x1c /* Burst timeout control Register */ +#define DMA_WSRA 0x40 /* W-Size Register A */ +#define DMA_XSRA 0x44 /* X-Size Register A */ +#define DMA_YSRA 0x48 /* Y-Size Register A */ +#define DMA_WSRB 0x4c /* W-Size Register B */ +#define DMA_XSRB 0x50 /* X-Size Register B */ +#define DMA_YSRB 0x54 /* Y-Size Register B */ +#define DMA_SAR(x) (0x80 + ((x) << 6)) /* Source Address Registers */ +#define DMA_DAR(x) (0x84 + ((x) << 6)) /* Destination Address Registers */ +#define DMA_CNTR(x) (0x88 + ((x) << 6)) /* Count Registers */ +#define DMA_CCR(x) (0x8c + ((x) << 6)) /* Control Registers */ +#define DMA_RSSR(x) (0x90 + ((x) << 6)) /* Request source select Registers */ +#define DMA_BLR(x) (0x94 + ((x) << 6)) /* Burst length Registers */ +#define DMA_RTOR(x) (0x98 + ((x) << 6)) /* Request timeout Registers */ +#define DMA_BUCR(x) (0x98 + ((x) << 6)) /* Bus Utilization Registers */ +#define DMA_CCNR(x) (0x9C + ((x) << 6)) /* Channel counter Registers */ + +#define DCR_DRST (1<<1) +#define DCR_DEN (1<<0) +#define DBTOCR_EN (1<<15) +#define DBTOCR_CNT(x) ((x) & 0x7fff) +#define CNTR_CNT(x) ((x) & 0xffffff) +#define CCR_ACRPT (1<<14) +#define CCR_DMOD_LINEAR (0x0 << 12) +#define CCR_DMOD_2D (0x1 << 12) +#define CCR_DMOD_FIFO (0x2 << 12) +#define CCR_DMOD_EOBFIFO (0x3 << 12) +#define CCR_SMOD_LINEAR (0x0 << 10) +#define CCR_SMOD_2D (0x1 << 10) +#define CCR_SMOD_FIFO (0x2 << 10) +#define CCR_SMOD_EOBFIFO (0x3 << 10) +#define CCR_MDIR_DEC (1<<9) +#define CCR_MSEL_B (1<<8) +#define CCR_DSIZ_32 (0x0 << 6) +#define CCR_DSIZ_8 (0x1 << 6) +#define CCR_DSIZ_16 (0x2 << 6) +#define CCR_SSIZ_32 (0x0 << 4) +#define CCR_SSIZ_8 (0x1 << 4) +#define CCR_SSIZ_16 (0x2 << 4) +#define CCR_REN (1<<3) +#define CCR_RPT (1<<2) +#define CCR_FRC (1<<1) +#define CCR_CEN (1<<0) +#define RTOR_EN (1<<15) +#define RTOR_CLK (1<<14) +#define RTOR_PSC (1<<13) + +/* + * struct imx_dma_channel - i.MX specific DMA extension + * @name: name specified by DMA client + * @irq_handler: client callback for end of transfer + * @err_handler: client callback for error condition + * @data: clients context data for callbacks + * @dma_mode: direction of the transfer %DMA_MODE_READ or %DMA_MODE_WRITE + * @sg: pointer to the actual read/written chunk for scatter-gather emulation + * @resbytes: total residual number of bytes to transfer + * (it can be lower or same as sum of SG mapped chunk sizes) + * @sgcount: number of chunks to be read/written + * + * Structure is used for IMX DMA processing. It would be probably good + * @struct dma_struct in the future for external interfacing and use + * @struct imx_dma_channel only as extension to it. + */ + +struct imx_dma_channel { + const char *name; + void (*irq_handler) (int, void *); + void (*err_handler) (int, void *, int errcode); + void (*prog_handler) (int, void *, struct scatterlist *); + void *data; + unsigned int dma_mode; + struct scatterlist *sg; + unsigned int resbytes; + int dma_num; + + int in_use; + + u32 ccr_from_device; + u32 ccr_to_device; + + struct timer_list watchdog; + + int hw_chaining; +}; + +static void __iomem *imx_dmav1_baseaddr; + +static void imx_dmav1_writel(unsigned val, unsigned offset) +{ + __raw_writel(val, imx_dmav1_baseaddr + offset); +} + +static unsigned imx_dmav1_readl(unsigned offset) +{ + return __raw_readl(imx_dmav1_baseaddr + offset); +} + +static struct imx_dma_channel imx_dma_channels[IMX_DMA_CHANNELS]; + +static struct clk *dma_clk; + +static int imx_dma_hw_chain(struct imx_dma_channel *imxdma) +{ + if (cpu_is_mx27()) + return imxdma->hw_chaining; + else + return 0; +} + +/* + * imx_dma_sg_next - prepare next chunk for scatter-gather DMA emulation + */ +static inline int imx_dma_sg_next(int channel, struct scatterlist *sg) +{ + struct imx_dma_channel *imxdma = &imx_dma_channels[channel]; + unsigned long now; + + if (!imxdma->name) { + printk(KERN_CRIT "%s: called for not allocated channel %d\n", + __func__, channel); + return 0; + } + + now = min(imxdma->resbytes, sg->length); + if (imxdma->resbytes != IMX_DMA_LENGTH_LOOP) + imxdma->resbytes -= now; + + if ((imxdma->dma_mode & DMA_MODE_MASK) == DMA_MODE_READ) + imx_dmav1_writel(sg->dma_address, DMA_DAR(channel)); + else + imx_dmav1_writel(sg->dma_address, DMA_SAR(channel)); + + imx_dmav1_writel(now, DMA_CNTR(channel)); + + pr_debug("imxdma%d: next sg chunk dst 0x%08x, src 0x%08x, " + "size 0x%08x\n", channel, + imx_dmav1_readl(DMA_DAR(channel)), + imx_dmav1_readl(DMA_SAR(channel)), + imx_dmav1_readl(DMA_CNTR(channel))); + + return now; +} + +/** + * imx_dma_setup_single - setup i.MX DMA channel for linear memory to/from + * device transfer + * + * @channel: i.MX DMA channel number + * @dma_address: the DMA/physical memory address of the linear data block + * to transfer + * @dma_length: length of the data block in bytes + * @dev_addr: physical device port address + * @dmamode: DMA transfer mode, %DMA_MODE_READ from the device to the memory + * or %DMA_MODE_WRITE from memory to the device + * + * Return value: if incorrect parameters are provided -%EINVAL. + * Zero indicates success. + */ +int +imx_dma_setup_single(int channel, dma_addr_t dma_address, + unsigned int dma_length, unsigned int dev_addr, + unsigned int dmamode) +{ + struct imx_dma_channel *imxdma = &imx_dma_channels[channel]; + + imxdma->sg = NULL; + imxdma->dma_mode = dmamode; + + if (!dma_address) { + printk(KERN_ERR "imxdma%d: imx_dma_setup_single null address\n", + channel); + return -EINVAL; + } + + if (!dma_length) { + printk(KERN_ERR "imxdma%d: imx_dma_setup_single zero length\n", + channel); + return -EINVAL; + } + + if ((dmamode & DMA_MODE_MASK) == DMA_MODE_READ) { + pr_debug("imxdma%d: %s dma_addressg=0x%08x dma_length=%d " + "dev_addr=0x%08x for read\n", + channel, __func__, (unsigned int)dma_address, + dma_length, dev_addr); + + imx_dmav1_writel(dev_addr, DMA_SAR(channel)); + imx_dmav1_writel(dma_address, DMA_DAR(channel)); + imx_dmav1_writel(imxdma->ccr_from_device, DMA_CCR(channel)); + } else if ((dmamode & DMA_MODE_MASK) == DMA_MODE_WRITE) { + pr_debug("imxdma%d: %s dma_addressg=0x%08x dma_length=%d " + "dev_addr=0x%08x for write\n", + channel, __func__, (unsigned int)dma_address, + dma_length, dev_addr); + + imx_dmav1_writel(dma_address, DMA_SAR(channel)); + imx_dmav1_writel(dev_addr, DMA_DAR(channel)); + imx_dmav1_writel(imxdma->ccr_to_device, + DMA_CCR(channel)); + } else { + printk(KERN_ERR "imxdma%d: imx_dma_setup_single bad dmamode\n", + channel); + return -EINVAL; + } + + imx_dmav1_writel(dma_length, DMA_CNTR(channel)); + + return 0; +} +EXPORT_SYMBOL(imx_dma_setup_single); + +/** + * imx_dma_setup_sg - setup i.MX DMA channel SG list to/from device transfer + * @channel: i.MX DMA channel number + * @sg: pointer to the scatter-gather list/vector + * @sgcount: scatter-gather list hungs count + * @dma_length: total length of the transfer request in bytes + * @dev_addr: physical device port address + * @dmamode: DMA transfer mode, %DMA_MODE_READ from the device to the memory + * or %DMA_MODE_WRITE from memory to the device + * + * The function sets up DMA channel state and registers to be ready for + * transfer specified by provided parameters. The scatter-gather emulation + * is set up according to the parameters. + * + * The full preparation of the transfer requires setup of more register + * by the caller before imx_dma_enable() can be called. + * + * %BLR(channel) holds transfer burst length in bytes, 0 means 64 bytes + * + * %RSSR(channel) has to be set to the DMA request line source %DMA_REQ_xxx + * + * %CCR(channel) has to specify transfer parameters, the next settings is + * typical for linear or simple scatter-gather transfers if %DMA_MODE_READ is + * specified + * + * %CCR_DMOD_LINEAR | %CCR_DSIZ_32 | %CCR_SMOD_FIFO | %CCR_SSIZ_x + * + * The typical setup for %DMA_MODE_WRITE is specified by next options + * combination + * + * %CCR_SMOD_LINEAR | %CCR_SSIZ_32 | %CCR_DMOD_FIFO | %CCR_DSIZ_x + * + * Be careful here and do not mistakenly mix source and target device + * port sizes constants, they are really different: + * %CCR_SSIZ_8, %CCR_SSIZ_16, %CCR_SSIZ_32, + * %CCR_DSIZ_8, %CCR_DSIZ_16, %CCR_DSIZ_32 + * + * Return value: if incorrect parameters are provided -%EINVAL. + * Zero indicates success. + */ +int +imx_dma_setup_sg(int channel, + struct scatterlist *sg, unsigned int sgcount, + unsigned int dma_length, unsigned int dev_addr, + unsigned int dmamode) +{ + struct imx_dma_channel *imxdma = &imx_dma_channels[channel]; + + if (imxdma->in_use) + return -EBUSY; + + imxdma->sg = sg; + imxdma->dma_mode = dmamode; + imxdma->resbytes = dma_length; + + if (!sg || !sgcount) { + printk(KERN_ERR "imxdma%d: imx_dma_setup_sg epty sg list\n", + channel); + return -EINVAL; + } + + if (!sg->length) { + printk(KERN_ERR "imxdma%d: imx_dma_setup_sg zero length\n", + channel); + return -EINVAL; + } + + if ((dmamode & DMA_MODE_MASK) == DMA_MODE_READ) { + pr_debug("imxdma%d: %s sg=%p sgcount=%d total length=%d " + "dev_addr=0x%08x for read\n", + channel, __func__, sg, sgcount, dma_length, dev_addr); + + imx_dmav1_writel(dev_addr, DMA_SAR(channel)); + imx_dmav1_writel(imxdma->ccr_from_device, DMA_CCR(channel)); + } else if ((dmamode & DMA_MODE_MASK) == DMA_MODE_WRITE) { + pr_debug("imxdma%d: %s sg=%p sgcount=%d total length=%d " + "dev_addr=0x%08x for write\n", + channel, __func__, sg, sgcount, dma_length, dev_addr); + + imx_dmav1_writel(dev_addr, DMA_DAR(channel)); + imx_dmav1_writel(imxdma->ccr_to_device, DMA_CCR(channel)); + } else { + printk(KERN_ERR "imxdma%d: imx_dma_setup_sg bad dmamode\n", + channel); + return -EINVAL; + } + + imx_dma_sg_next(channel, sg); + + return 0; +} +EXPORT_SYMBOL(imx_dma_setup_sg); + +int +imx_dma_config_channel(int channel, unsigned int config_port, + unsigned int config_mem, unsigned int dmareq, int hw_chaining) +{ + struct imx_dma_channel *imxdma = &imx_dma_channels[channel]; + u32 dreq = 0; + + imxdma->hw_chaining = 0; + + if (hw_chaining) { + imxdma->hw_chaining = 1; + if (!imx_dma_hw_chain(imxdma)) + return -EINVAL; + } + + if (dmareq) + dreq = CCR_REN; + + imxdma->ccr_from_device = config_port | (config_mem << 2) | dreq; + imxdma->ccr_to_device = config_mem | (config_port << 2) | dreq; + + imx_dmav1_writel(dmareq, DMA_RSSR(channel)); + + return 0; +} +EXPORT_SYMBOL(imx_dma_config_channel); + +void imx_dma_config_burstlen(int channel, unsigned int burstlen) +{ + imx_dmav1_writel(burstlen, DMA_BLR(channel)); +} +EXPORT_SYMBOL(imx_dma_config_burstlen); + +/** + * imx_dma_setup_handlers - setup i.MX DMA channel end and error notification + * handlers + * @channel: i.MX DMA channel number + * @irq_handler: the pointer to the function called if the transfer + * ends successfully + * @err_handler: the pointer to the function called if the premature + * end caused by error occurs + * @data: user specified value to be passed to the handlers + */ +int +imx_dma_setup_handlers(int channel, + void (*irq_handler) (int, void *), + void (*err_handler) (int, void *, int), + void *data) +{ + struct imx_dma_channel *imxdma = &imx_dma_channels[channel]; + unsigned long flags; + + if (!imxdma->name) { + printk(KERN_CRIT "%s: called for not allocated channel %d\n", + __func__, channel); + return -ENODEV; + } + + local_irq_save(flags); + imx_dmav1_writel(1 << channel, DMA_DISR); + imxdma->irq_handler = irq_handler; + imxdma->err_handler = err_handler; + imxdma->data = data; + local_irq_restore(flags); + return 0; +} +EXPORT_SYMBOL(imx_dma_setup_handlers); + +/** + * imx_dma_setup_progression_handler - setup i.MX DMA channel progression + * handlers + * @channel: i.MX DMA channel number + * @prog_handler: the pointer to the function called if the transfer progresses + */ +int +imx_dma_setup_progression_handler(int channel, + void (*prog_handler) (int, void*, struct scatterlist*)) +{ + struct imx_dma_channel *imxdma = &imx_dma_channels[channel]; + unsigned long flags; + + if (!imxdma->name) { + printk(KERN_CRIT "%s: called for not allocated channel %d\n", + __func__, channel); + return -ENODEV; + } + + local_irq_save(flags); + imxdma->prog_handler = prog_handler; + local_irq_restore(flags); + return 0; +} +EXPORT_SYMBOL(imx_dma_setup_progression_handler); + +/** + * imx_dma_enable - function to start i.MX DMA channel operation + * @channel: i.MX DMA channel number + * + * The channel has to be allocated by driver through imx_dma_request() + * or imx_dma_request_by_prio() function. + * The transfer parameters has to be set to the channel registers through + * call of the imx_dma_setup_single() or imx_dma_setup_sg() function + * and registers %BLR(channel), %RSSR(channel) and %CCR(channel) has to + * be set prior this function call by the channel user. + */ +void imx_dma_enable(int channel) +{ + struct imx_dma_channel *imxdma = &imx_dma_channels[channel]; + unsigned long flags; + + pr_debug("imxdma%d: imx_dma_enable\n", channel); + + if (!imxdma->name) { + printk(KERN_CRIT "%s: called for not allocated channel %d\n", + __func__, channel); + return; + } + + if (imxdma->in_use) + return; + + local_irq_save(flags); + + imx_dmav1_writel(1 << channel, DMA_DISR); + imx_dmav1_writel(imx_dmav1_readl(DMA_DIMR) & ~(1 << channel), DMA_DIMR); + imx_dmav1_writel(imx_dmav1_readl(DMA_CCR(channel)) | CCR_CEN | + CCR_ACRPT, DMA_CCR(channel)); + +#ifdef CONFIG_ARCH_MX2 + if ((cpu_is_mx21() || cpu_is_mx27()) && + imxdma->sg && imx_dma_hw_chain(imxdma)) { + imxdma->sg = sg_next(imxdma->sg); + if (imxdma->sg) { + u32 tmp; + imx_dma_sg_next(channel, imxdma->sg); + tmp = imx_dmav1_readl(DMA_CCR(channel)); + imx_dmav1_writel(tmp | CCR_RPT | CCR_ACRPT, + DMA_CCR(channel)); + } + } +#endif + imxdma->in_use = 1; + + local_irq_restore(flags); +} +EXPORT_SYMBOL(imx_dma_enable); + +/** + * imx_dma_disable - stop, finish i.MX DMA channel operatin + * @channel: i.MX DMA channel number + */ +void imx_dma_disable(int channel) +{ + struct imx_dma_channel *imxdma = &imx_dma_channels[channel]; + unsigned long flags; + + pr_debug("imxdma%d: imx_dma_disable\n", channel); + + if (imx_dma_hw_chain(imxdma)) + del_timer(&imxdma->watchdog); + + local_irq_save(flags); + imx_dmav1_writel(imx_dmav1_readl(DMA_DIMR) | (1 << channel), DMA_DIMR); + imx_dmav1_writel(imx_dmav1_readl(DMA_CCR(channel)) & ~CCR_CEN, + DMA_CCR(channel)); + imx_dmav1_writel(1 << channel, DMA_DISR); + imxdma->in_use = 0; + local_irq_restore(flags); +} +EXPORT_SYMBOL(imx_dma_disable); + +#ifdef CONFIG_ARCH_MX2 +static void imx_dma_watchdog(unsigned long chno) +{ + struct imx_dma_channel *imxdma = &imx_dma_channels[chno]; + + imx_dmav1_writel(0, DMA_CCR(chno)); + imxdma->in_use = 0; + imxdma->sg = NULL; + + if (imxdma->err_handler) + imxdma->err_handler(chno, imxdma->data, IMX_DMA_ERR_TIMEOUT); +} +#endif + +static irqreturn_t dma_err_handler(int irq, void *dev_id) +{ + int i, disr; + struct imx_dma_channel *imxdma; + unsigned int err_mask; + int errcode; + + disr = imx_dmav1_readl(DMA_DISR); + + err_mask = imx_dmav1_readl(DMA_DBTOSR) | + imx_dmav1_readl(DMA_DRTOSR) | + imx_dmav1_readl(DMA_DSESR) | + imx_dmav1_readl(DMA_DBOSR); + + if (!err_mask) + return IRQ_HANDLED; + + imx_dmav1_writel(disr & err_mask, DMA_DISR); + + for (i = 0; i < IMX_DMA_CHANNELS; i++) { + if (!(err_mask & (1 << i))) + continue; + imxdma = &imx_dma_channels[i]; + errcode = 0; + + if (imx_dmav1_readl(DMA_DBTOSR) & (1 << i)) { + imx_dmav1_writel(1 << i, DMA_DBTOSR); + errcode |= IMX_DMA_ERR_BURST; + } + if (imx_dmav1_readl(DMA_DRTOSR) & (1 << i)) { + imx_dmav1_writel(1 << i, DMA_DRTOSR); + errcode |= IMX_DMA_ERR_REQUEST; + } + if (imx_dmav1_readl(DMA_DSESR) & (1 << i)) { + imx_dmav1_writel(1 << i, DMA_DSESR); + errcode |= IMX_DMA_ERR_TRANSFER; + } + if (imx_dmav1_readl(DMA_DBOSR) & (1 << i)) { + imx_dmav1_writel(1 << i, DMA_DBOSR); + errcode |= IMX_DMA_ERR_BUFFER; + } + if (imxdma->name && imxdma->err_handler) { + imxdma->err_handler(i, imxdma->data, errcode); + continue; + } + + imx_dma_channels[i].sg = NULL; + + printk(KERN_WARNING + "DMA timeout on channel %d (%s) -%s%s%s%s\n", + i, imxdma->name, + errcode & IMX_DMA_ERR_BURST ? " burst" : "", + errcode & IMX_DMA_ERR_REQUEST ? " request" : "", + errcode & IMX_DMA_ERR_TRANSFER ? " transfer" : "", + errcode & IMX_DMA_ERR_BUFFER ? " buffer" : ""); + } + return IRQ_HANDLED; +} + +static void dma_irq_handle_channel(int chno) +{ + struct imx_dma_channel *imxdma = &imx_dma_channels[chno]; + + if (!imxdma->name) { + /* + * IRQ for an unregistered DMA channel: + * let's clear the interrupts and disable it. + */ + printk(KERN_WARNING + "spurious IRQ for DMA channel %d\n", chno); + return; + } + + if (imxdma->sg) { + u32 tmp; + struct scatterlist *current_sg = imxdma->sg; + imxdma->sg = sg_next(imxdma->sg); + + if (imxdma->sg) { + imx_dma_sg_next(chno, imxdma->sg); + + tmp = imx_dmav1_readl(DMA_CCR(chno)); + + if (imx_dma_hw_chain(imxdma)) { + /* FIXME: The timeout should probably be + * configurable + */ + mod_timer(&imxdma->watchdog, + jiffies + msecs_to_jiffies(500)); + + tmp |= CCR_CEN | CCR_RPT | CCR_ACRPT; + imx_dmav1_writel(tmp, DMA_CCR(chno)); + } else { + imx_dmav1_writel(tmp & ~CCR_CEN, DMA_CCR(chno)); + tmp |= CCR_CEN; + } + + imx_dmav1_writel(tmp, DMA_CCR(chno)); + + if (imxdma->prog_handler) + imxdma->prog_handler(chno, imxdma->data, + current_sg); + + return; + } + + if (imx_dma_hw_chain(imxdma)) { + del_timer(&imxdma->watchdog); + return; + } + } + + imx_dmav1_writel(0, DMA_CCR(chno)); + imxdma->in_use = 0; + if (imxdma->irq_handler) + imxdma->irq_handler(chno, imxdma->data); +} + +static irqreturn_t dma_irq_handler(int irq, void *dev_id) +{ + int i, disr; + +#ifdef CONFIG_ARCH_MX2 + if (cpu_is_mx21() || cpu_is_mx27()) + dma_err_handler(irq, dev_id); +#endif + + disr = imx_dmav1_readl(DMA_DISR); + + pr_debug("imxdma: dma_irq_handler called, disr=0x%08x\n", + disr); + + imx_dmav1_writel(disr, DMA_DISR); + for (i = 0; i < IMX_DMA_CHANNELS; i++) { + if (disr & (1 << i)) + dma_irq_handle_channel(i); + } + + return IRQ_HANDLED; +} + +/** + * imx_dma_request - request/allocate specified channel number + * @channel: i.MX DMA channel number + * @name: the driver/caller own non-%NULL identification + */ +int imx_dma_request(int channel, const char *name) +{ + struct imx_dma_channel *imxdma = &imx_dma_channels[channel]; + unsigned long flags; + int ret = 0; + + /* basic sanity checks */ + if (!name) + return -EINVAL; + + if (channel >= IMX_DMA_CHANNELS) { + printk(KERN_CRIT "%s: called for non-existed channel %d\n", + __func__, channel); + return -EINVAL; + } + + local_irq_save(flags); + if (imxdma->name) { + local_irq_restore(flags); + return -EBUSY; + } + memset(imxdma, 0, sizeof(imxdma)); + imxdma->name = name; + local_irq_restore(flags); /* request_irq() can block */ + +#ifdef CONFIG_ARCH_MX2 + if (cpu_is_mx21() || cpu_is_mx27()) { + ret = request_irq(MX2x_INT_DMACH0 + channel, + dma_irq_handler, 0, "DMA", NULL); + if (ret) { + imxdma->name = NULL; + pr_crit("Can't register IRQ %d for DMA channel %d\n", + MX2x_INT_DMACH0 + channel, channel); + return ret; + } + init_timer(&imxdma->watchdog); + imxdma->watchdog.function = &imx_dma_watchdog; + imxdma->watchdog.data = channel; + } +#endif + + return ret; +} +EXPORT_SYMBOL(imx_dma_request); + +/** + * imx_dma_free - release previously acquired channel + * @channel: i.MX DMA channel number + */ +void imx_dma_free(int channel) +{ + unsigned long flags; + struct imx_dma_channel *imxdma = &imx_dma_channels[channel]; + + if (!imxdma->name) { + printk(KERN_CRIT + "%s: trying to free free channel %d\n", + __func__, channel); + return; + } + + local_irq_save(flags); + /* Disable interrupts */ + imx_dma_disable(channel); + imxdma->name = NULL; + +#ifdef CONFIG_ARCH_MX2 + if (cpu_is_mx21() || cpu_is_mx27()) + free_irq(MX2x_INT_DMACH0 + channel, NULL); +#endif + + local_irq_restore(flags); +} +EXPORT_SYMBOL(imx_dma_free); + +/** + * imx_dma_request_by_prio - find and request some of free channels best + * suiting requested priority + * @channel: i.MX DMA channel number + * @name: the driver/caller own non-%NULL identification + * + * This function tries to find a free channel in the specified priority group + * This function tries to find a free channel in the specified priority group + * if the priority cannot be achieved it tries to look for free channel + * in the higher and then even lower priority groups. + * + * Return value: If there is no free channel to allocate, -%ENODEV is returned. + * On successful allocation channel is returned. + */ +int imx_dma_request_by_prio(const char *name, enum imx_dma_prio prio) +{ + int i; + int best; + + switch (prio) { + case (DMA_PRIO_HIGH): + best = 8; + break; + case (DMA_PRIO_MEDIUM): + best = 4; + break; + case (DMA_PRIO_LOW): + default: + best = 0; + break; + } + + for (i = best; i < IMX_DMA_CHANNELS; i++) + if (!imx_dma_request(i, name)) + return i; + + for (i = best - 1; i >= 0; i--) + if (!imx_dma_request(i, name)) + return i; + + printk(KERN_ERR "%s: no free DMA channel found\n", __func__); + + return -ENODEV; +} +EXPORT_SYMBOL(imx_dma_request_by_prio); + +static int __init imx_dma_init(void) +{ + int ret = 0; + int i; + +#ifdef CONFIG_ARCH_MX1 + if (cpu_is_mx1()) + imx_dmav1_baseaddr = MX1_IO_ADDRESS(MX1_DMA_BASE_ADDR); + else +#endif +#ifdef CONFIG_MACH_MX21 + if (cpu_is_mx21()) + imx_dmav1_baseaddr = MX21_IO_ADDRESS(MX21_DMA_BASE_ADDR); + else +#endif +#ifdef CONFIG_MACH_MX27 + if (cpu_is_mx27()) + imx_dmav1_baseaddr = MX27_IO_ADDRESS(MX27_DMA_BASE_ADDR); + else +#endif + BUG(); + + dma_clk = clk_get(NULL, "dma"); + clk_enable(dma_clk); + + /* reset DMA module */ + imx_dmav1_writel(DCR_DRST, DMA_DCR); + +#ifdef CONFIG_ARCH_MX1 + if (cpu_is_mx1()) { + ret = request_irq(MX1_DMA_INT, dma_irq_handler, 0, "DMA", NULL); + if (ret) { + pr_crit("Wow! Can't register IRQ for DMA\n"); + return ret; + } + + ret = request_irq(MX1_DMA_ERR, dma_err_handler, 0, "DMA", NULL); + if (ret) { + pr_crit("Wow! Can't register ERRIRQ for DMA\n"); + free_irq(MX1_DMA_INT, NULL); + return ret; + } + } +#endif + /* enable DMA module */ + imx_dmav1_writel(DCR_DEN, DMA_DCR); + + /* clear all interrupts */ + imx_dmav1_writel((1 << IMX_DMA_CHANNELS) - 1, DMA_DISR); + + /* disable interrupts */ + imx_dmav1_writel((1 << IMX_DMA_CHANNELS) - 1, DMA_DIMR); + + for (i = 0; i < IMX_DMA_CHANNELS; i++) { + imx_dma_channels[i].sg = NULL; + imx_dma_channels[i].dma_num = i; + } + + return ret; +} + +arch_initcall(imx_dma_init); diff --git a/arch/arm/mach-imx/include/mach/dma-mx1-mx2.h b/arch/arm/mach-imx/include/mach/dma-mx1-mx2.h new file mode 100644 index 00000000000..df5f522da6b --- /dev/null +++ b/arch/arm/mach-imx/include/mach/dma-mx1-mx2.h @@ -0,0 +1,10 @@ +#ifndef __MACH_DMA_MX1_MX2_H__ +#define __MACH_DMA_MX1_MX2_H__ +/* + * Don't use this header in new code, it will go away when all users are + * converted to mach/dma-v1.h + */ + +#include + +#endif /* ifndef __MACH_DMA_MX1_MX2_H__ */ diff --git a/arch/arm/mach-imx/include/mach/dma-v1.h b/arch/arm/mach-imx/include/mach/dma-v1.h new file mode 100644 index 00000000000..287431cc13e --- /dev/null +++ b/arch/arm/mach-imx/include/mach/dma-v1.h @@ -0,0 +1,107 @@ +/* + * linux/arch/arm/mach-imx/include/mach/dma-v1.h + * + * i.MX DMA registration and IRQ dispatching + * + * Copyright 2006 Pavel Pisa + * Copyright 2008 Juergen Beisert, + * Copyright 2008 Sascha Hauer, + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * as published by the Free Software Foundation; either version 2 + * of the License, or (at your option) any later version. + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, + * MA 02110-1301, USA. + */ + +#ifndef __MACH_DMA_V1_H__ +#define __MACH_DMA_V1_H__ + +#define imx_has_dma_v1() (cpu_is_mx1() || cpu_is_mx21() || cpu_is_mx27()) + +#define IMX_DMA_CHANNELS 16 + +#define DMA_MODE_READ 0 +#define DMA_MODE_WRITE 1 +#define DMA_MODE_MASK 1 + +#define MX1_DMA_REG(offset) MX1_IO_ADDRESS(MX1_DMA_BASE_ADDR + (offset)) + +/* DMA Interrupt Mask Register */ +#define MX1_DMA_DIMR MX1_DMA_REG(0x08) + +/* Channel Control Register */ +#define MX1_DMA_CCR(x) MX1_DMA_REG(0x8c + ((x) << 6)) + +#define IMX_DMA_MEMSIZE_32 (0 << 4) +#define IMX_DMA_MEMSIZE_8 (1 << 4) +#define IMX_DMA_MEMSIZE_16 (2 << 4) +#define IMX_DMA_TYPE_LINEAR (0 << 10) +#define IMX_DMA_TYPE_2D (1 << 10) +#define IMX_DMA_TYPE_FIFO (2 << 10) + +#define IMX_DMA_ERR_BURST (1 << 0) +#define IMX_DMA_ERR_REQUEST (1 << 1) +#define IMX_DMA_ERR_TRANSFER (1 << 2) +#define IMX_DMA_ERR_BUFFER (1 << 3) +#define IMX_DMA_ERR_TIMEOUT (1 << 4) + +int +imx_dma_config_channel(int channel, unsigned int config_port, + unsigned int config_mem, unsigned int dmareq, int hw_chaining); + +void +imx_dma_config_burstlen(int channel, unsigned int burstlen); + +int +imx_dma_setup_single(int channel, dma_addr_t dma_address, + unsigned int dma_length, unsigned int dev_addr, + unsigned int dmamode); + + +/* + * Use this flag as the dma_length argument to imx_dma_setup_sg() + * to create an endless running dma loop. The end of the scatterlist + * must be linked to the beginning for this to work. + */ +#define IMX_DMA_LENGTH_LOOP ((unsigned int)-1) + +int +imx_dma_setup_sg(int channel, struct scatterlist *sg, + unsigned int sgcount, unsigned int dma_length, + unsigned int dev_addr, unsigned int dmamode); + +int +imx_dma_setup_handlers(int channel, + void (*irq_handler) (int, void *), + void (*err_handler) (int, void *, int), void *data); + +int +imx_dma_setup_progression_handler(int channel, + void (*prog_handler) (int, void*, struct scatterlist*)); + +void imx_dma_enable(int channel); + +void imx_dma_disable(int channel); + +int imx_dma_request(int channel, const char *name); + +void imx_dma_free(int channel); + +enum imx_dma_prio { + DMA_PRIO_HIGH = 0, + DMA_PRIO_MEDIUM = 1, + DMA_PRIO_LOW = 2 +}; + +int imx_dma_request_by_prio(const char *name, enum imx_dma_prio prio); + +#endif /* __MACH_DMA_V1_H__ */ diff --git a/arch/arm/plat-mxc/Makefile b/arch/arm/plat-mxc/Makefile index 895bc3c5e0c..f134d14eabf 100644 --- a/arch/arm/plat-mxc/Makefile +++ b/arch/arm/plat-mxc/Makefile @@ -8,8 +8,6 @@ obj-y := irq.o clock.o gpio.o time.o devices.o cpu.o system.o # MX51 uses the TZIC interrupt controller, older platforms use AVIC (irq.o) obj-$(CONFIG_MXC_TZIC) += tzic.o -obj-$(CONFIG_ARCH_MX1) += dma-mx1-mx2.o -obj-$(CONFIG_ARCH_MX2) += dma-mx1-mx2.o obj-$(CONFIG_IMX_HAVE_IOMUX_V1) += iomux-v1.o obj-$(CONFIG_ARCH_MXC_IOMUX_V3) += iomux-v3.o obj-$(CONFIG_MXC_PWM) += pwm.o diff --git a/arch/arm/plat-mxc/dma-mx1-mx2.c b/arch/arm/plat-mxc/dma-mx1-mx2.c deleted file mode 100644 index e16014b0d13..00000000000 --- a/arch/arm/plat-mxc/dma-mx1-mx2.c +++ /dev/null @@ -1,863 +0,0 @@ -/* - * linux/arch/arm/plat-mxc/dma-mx1-mx2.c - * - * i.MX DMA registration and IRQ dispatching - * - * Copyright 2006 Pavel Pisa - * Copyright 2008 Juergen Beisert, - * Copyright 2008 Sascha Hauer, - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version 2 - * of the License, or (at your option) any later version. - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, - * MA 02110-1301, USA. - */ - -#include -#include -#include -#include -#include -#include -#include -#include - -#include -#include -#include -#include - -#define DMA_DCR 0x00 /* Control Register */ -#define DMA_DISR 0x04 /* Interrupt status Register */ -#define DMA_DIMR 0x08 /* Interrupt mask Register */ -#define DMA_DBTOSR 0x0c /* Burst timeout status Register */ -#define DMA_DRTOSR 0x10 /* Request timeout Register */ -#define DMA_DSESR 0x14 /* Transfer Error Status Register */ -#define DMA_DBOSR 0x18 /* Buffer overflow status Register */ -#define DMA_DBTOCR 0x1c /* Burst timeout control Register */ -#define DMA_WSRA 0x40 /* W-Size Register A */ -#define DMA_XSRA 0x44 /* X-Size Register A */ -#define DMA_YSRA 0x48 /* Y-Size Register A */ -#define DMA_WSRB 0x4c /* W-Size Register B */ -#define DMA_XSRB 0x50 /* X-Size Register B */ -#define DMA_YSRB 0x54 /* Y-Size Register B */ -#define DMA_SAR(x) (0x80 + ((x) << 6)) /* Source Address Registers */ -#define DMA_DAR(x) (0x84 + ((x) << 6)) /* Destination Address Registers */ -#define DMA_CNTR(x) (0x88 + ((x) << 6)) /* Count Registers */ -#define DMA_CCR(x) (0x8c + ((x) << 6)) /* Control Registers */ -#define DMA_RSSR(x) (0x90 + ((x) << 6)) /* Request source select Registers */ -#define DMA_BLR(x) (0x94 + ((x) << 6)) /* Burst length Registers */ -#define DMA_RTOR(x) (0x98 + ((x) << 6)) /* Request timeout Registers */ -#define DMA_BUCR(x) (0x98 + ((x) << 6)) /* Bus Utilization Registers */ -#define DMA_CCNR(x) (0x9C + ((x) << 6)) /* Channel counter Registers */ - -#define DCR_DRST (1<<1) -#define DCR_DEN (1<<0) -#define DBTOCR_EN (1<<15) -#define DBTOCR_CNT(x) ((x) & 0x7fff) -#define CNTR_CNT(x) ((x) & 0xffffff) -#define CCR_ACRPT (1<<14) -#define CCR_DMOD_LINEAR (0x0 << 12) -#define CCR_DMOD_2D (0x1 << 12) -#define CCR_DMOD_FIFO (0x2 << 12) -#define CCR_DMOD_EOBFIFO (0x3 << 12) -#define CCR_SMOD_LINEAR (0x0 << 10) -#define CCR_SMOD_2D (0x1 << 10) -#define CCR_SMOD_FIFO (0x2 << 10) -#define CCR_SMOD_EOBFIFO (0x3 << 10) -#define CCR_MDIR_DEC (1<<9) -#define CCR_MSEL_B (1<<8) -#define CCR_DSIZ_32 (0x0 << 6) -#define CCR_DSIZ_8 (0x1 << 6) -#define CCR_DSIZ_16 (0x2 << 6) -#define CCR_SSIZ_32 (0x0 << 4) -#define CCR_SSIZ_8 (0x1 << 4) -#define CCR_SSIZ_16 (0x2 << 4) -#define CCR_REN (1<<3) -#define CCR_RPT (1<<2) -#define CCR_FRC (1<<1) -#define CCR_CEN (1<<0) -#define RTOR_EN (1<<15) -#define RTOR_CLK (1<<14) -#define RTOR_PSC (1<<13) - -/* - * struct imx_dma_channel - i.MX specific DMA extension - * @name: name specified by DMA client - * @irq_handler: client callback for end of transfer - * @err_handler: client callback for error condition - * @data: clients context data for callbacks - * @dma_mode: direction of the transfer %DMA_MODE_READ or %DMA_MODE_WRITE - * @sg: pointer to the actual read/written chunk for scatter-gather emulation - * @resbytes: total residual number of bytes to transfer - * (it can be lower or same as sum of SG mapped chunk sizes) - * @sgcount: number of chunks to be read/written - * - * Structure is used for IMX DMA processing. It would be probably good - * @struct dma_struct in the future for external interfacing and use - * @struct imx_dma_channel only as extension to it. - */ - -struct imx_dma_channel { - const char *name; - void (*irq_handler) (int, void *); - void (*err_handler) (int, void *, int errcode); - void (*prog_handler) (int, void *, struct scatterlist *); - void *data; - unsigned int dma_mode; - struct scatterlist *sg; - unsigned int resbytes; - int dma_num; - - int in_use; - - u32 ccr_from_device; - u32 ccr_to_device; - - struct timer_list watchdog; - - int hw_chaining; -}; - -static void __iomem *imx_dmav1_baseaddr; - -static void imx_dmav1_writel(unsigned val, unsigned offset) -{ - __raw_writel(val, imx_dmav1_baseaddr + offset); -} - -static unsigned imx_dmav1_readl(unsigned offset) -{ - return __raw_readl(imx_dmav1_baseaddr + offset); -} - -static struct imx_dma_channel imx_dma_channels[IMX_DMA_CHANNELS]; - -static struct clk *dma_clk; - -static int imx_dma_hw_chain(struct imx_dma_channel *imxdma) -{ - if (cpu_is_mx27()) - return imxdma->hw_chaining; - else - return 0; -} - -/* - * imx_dma_sg_next - prepare next chunk for scatter-gather DMA emulation - */ -static inline int imx_dma_sg_next(int channel, struct scatterlist *sg) -{ - struct imx_dma_channel *imxdma = &imx_dma_channels[channel]; - unsigned long now; - - if (!imxdma->name) { - printk(KERN_CRIT "%s: called for not allocated channel %d\n", - __func__, channel); - return 0; - } - - now = min(imxdma->resbytes, sg->length); - if (imxdma->resbytes != IMX_DMA_LENGTH_LOOP) - imxdma->resbytes -= now; - - if ((imxdma->dma_mode & DMA_MODE_MASK) == DMA_MODE_READ) - imx_dmav1_writel(sg->dma_address, DMA_DAR(channel)); - else - imx_dmav1_writel(sg->dma_address, DMA_SAR(channel)); - - imx_dmav1_writel(now, DMA_CNTR(channel)); - - pr_debug("imxdma%d: next sg chunk dst 0x%08x, src 0x%08x, " - "size 0x%08x\n", channel, - imx_dmav1_readl(DMA_DAR(channel)), - imx_dmav1_readl(DMA_SAR(channel)), - imx_dmav1_readl(DMA_CNTR(channel))); - - return now; -} - -/** - * imx_dma_setup_single - setup i.MX DMA channel for linear memory to/from - * device transfer - * - * @channel: i.MX DMA channel number - * @dma_address: the DMA/physical memory address of the linear data block - * to transfer - * @dma_length: length of the data block in bytes - * @dev_addr: physical device port address - * @dmamode: DMA transfer mode, %DMA_MODE_READ from the device to the memory - * or %DMA_MODE_WRITE from memory to the device - * - * Return value: if incorrect parameters are provided -%EINVAL. - * Zero indicates success. - */ -int -imx_dma_setup_single(int channel, dma_addr_t dma_address, - unsigned int dma_length, unsigned int dev_addr, - unsigned int dmamode) -{ - struct imx_dma_channel *imxdma = &imx_dma_channels[channel]; - - imxdma->sg = NULL; - imxdma->dma_mode = dmamode; - - if (!dma_address) { - printk(KERN_ERR "imxdma%d: imx_dma_setup_single null address\n", - channel); - return -EINVAL; - } - - if (!dma_length) { - printk(KERN_ERR "imxdma%d: imx_dma_setup_single zero length\n", - channel); - return -EINVAL; - } - - if ((dmamode & DMA_MODE_MASK) == DMA_MODE_READ) { - pr_debug("imxdma%d: %s dma_addressg=0x%08x dma_length=%d " - "dev_addr=0x%08x for read\n", - channel, __func__, (unsigned int)dma_address, - dma_length, dev_addr); - - imx_dmav1_writel(dev_addr, DMA_SAR(channel)); - imx_dmav1_writel(dma_address, DMA_DAR(channel)); - imx_dmav1_writel(imxdma->ccr_from_device, DMA_CCR(channel)); - } else if ((dmamode & DMA_MODE_MASK) == DMA_MODE_WRITE) { - pr_debug("imxdma%d: %s dma_addressg=0x%08x dma_length=%d " - "dev_addr=0x%08x for write\n", - channel, __func__, (unsigned int)dma_address, - dma_length, dev_addr); - - imx_dmav1_writel(dma_address, DMA_SAR(channel)); - imx_dmav1_writel(dev_addr, DMA_DAR(channel)); - imx_dmav1_writel(imxdma->ccr_to_device, - DMA_CCR(channel)); - } else { - printk(KERN_ERR "imxdma%d: imx_dma_setup_single bad dmamode\n", - channel); - return -EINVAL; - } - - imx_dmav1_writel(dma_length, DMA_CNTR(channel)); - - return 0; -} -EXPORT_SYMBOL(imx_dma_setup_single); - -/** - * imx_dma_setup_sg - setup i.MX DMA channel SG list to/from device transfer - * @channel: i.MX DMA channel number - * @sg: pointer to the scatter-gather list/vector - * @sgcount: scatter-gather list hungs count - * @dma_length: total length of the transfer request in bytes - * @dev_addr: physical device port address - * @dmamode: DMA transfer mode, %DMA_MODE_READ from the device to the memory - * or %DMA_MODE_WRITE from memory to the device - * - * The function sets up DMA channel state and registers to be ready for - * transfer specified by provided parameters. The scatter-gather emulation - * is set up according to the parameters. - * - * The full preparation of the transfer requires setup of more register - * by the caller before imx_dma_enable() can be called. - * - * %BLR(channel) holds transfer burst length in bytes, 0 means 64 bytes - * - * %RSSR(channel) has to be set to the DMA request line source %DMA_REQ_xxx - * - * %CCR(channel) has to specify transfer parameters, the next settings is - * typical for linear or simple scatter-gather transfers if %DMA_MODE_READ is - * specified - * - * %CCR_DMOD_LINEAR | %CCR_DSIZ_32 | %CCR_SMOD_FIFO | %CCR_SSIZ_x - * - * The typical setup for %DMA_MODE_WRITE is specified by next options - * combination - * - * %CCR_SMOD_LINEAR | %CCR_SSIZ_32 | %CCR_DMOD_FIFO | %CCR_DSIZ_x - * - * Be careful here and do not mistakenly mix source and target device - * port sizes constants, they are really different: - * %CCR_SSIZ_8, %CCR_SSIZ_16, %CCR_SSIZ_32, - * %CCR_DSIZ_8, %CCR_DSIZ_16, %CCR_DSIZ_32 - * - * Return value: if incorrect parameters are provided -%EINVAL. - * Zero indicates success. - */ -int -imx_dma_setup_sg(int channel, - struct scatterlist *sg, unsigned int sgcount, - unsigned int dma_length, unsigned int dev_addr, - unsigned int dmamode) -{ - struct imx_dma_channel *imxdma = &imx_dma_channels[channel]; - - if (imxdma->in_use) - return -EBUSY; - - imxdma->sg = sg; - imxdma->dma_mode = dmamode; - imxdma->resbytes = dma_length; - - if (!sg || !sgcount) { - printk(KERN_ERR "imxdma%d: imx_dma_setup_sg epty sg list\n", - channel); - return -EINVAL; - } - - if (!sg->length) { - printk(KERN_ERR "imxdma%d: imx_dma_setup_sg zero length\n", - channel); - return -EINVAL; - } - - if ((dmamode & DMA_MODE_MASK) == DMA_MODE_READ) { - pr_debug("imxdma%d: %s sg=%p sgcount=%d total length=%d " - "dev_addr=0x%08x for read\n", - channel, __func__, sg, sgcount, dma_length, dev_addr); - - imx_dmav1_writel(dev_addr, DMA_SAR(channel)); - imx_dmav1_writel(imxdma->ccr_from_device, DMA_CCR(channel)); - } else if ((dmamode & DMA_MODE_MASK) == DMA_MODE_WRITE) { - pr_debug("imxdma%d: %s sg=%p sgcount=%d total length=%d " - "dev_addr=0x%08x for write\n", - channel, __func__, sg, sgcount, dma_length, dev_addr); - - imx_dmav1_writel(dev_addr, DMA_DAR(channel)); - imx_dmav1_writel(imxdma->ccr_to_device, DMA_CCR(channel)); - } else { - printk(KERN_ERR "imxdma%d: imx_dma_setup_sg bad dmamode\n", - channel); - return -EINVAL; - } - - imx_dma_sg_next(channel, sg); - - return 0; -} -EXPORT_SYMBOL(imx_dma_setup_sg); - -int -imx_dma_config_channel(int channel, unsigned int config_port, - unsigned int config_mem, unsigned int dmareq, int hw_chaining) -{ - struct imx_dma_channel *imxdma = &imx_dma_channels[channel]; - u32 dreq = 0; - - imxdma->hw_chaining = 0; - - if (hw_chaining) { - imxdma->hw_chaining = 1; - if (!imx_dma_hw_chain(imxdma)) - return -EINVAL; - } - - if (dmareq) - dreq = CCR_REN; - - imxdma->ccr_from_device = config_port | (config_mem << 2) | dreq; - imxdma->ccr_to_device = config_mem | (config_port << 2) | dreq; - - imx_dmav1_writel(dmareq, DMA_RSSR(channel)); - - return 0; -} -EXPORT_SYMBOL(imx_dma_config_channel); - -void imx_dma_config_burstlen(int channel, unsigned int burstlen) -{ - imx_dmav1_writel(burstlen, DMA_BLR(channel)); -} -EXPORT_SYMBOL(imx_dma_config_burstlen); - -/** - * imx_dma_setup_handlers - setup i.MX DMA channel end and error notification - * handlers - * @channel: i.MX DMA channel number - * @irq_handler: the pointer to the function called if the transfer - * ends successfully - * @err_handler: the pointer to the function called if the premature - * end caused by error occurs - * @data: user specified value to be passed to the handlers - */ -int -imx_dma_setup_handlers(int channel, - void (*irq_handler) (int, void *), - void (*err_handler) (int, void *, int), - void *data) -{ - struct imx_dma_channel *imxdma = &imx_dma_channels[channel]; - unsigned long flags; - - if (!imxdma->name) { - printk(KERN_CRIT "%s: called for not allocated channel %d\n", - __func__, channel); - return -ENODEV; - } - - local_irq_save(flags); - imx_dmav1_writel(1 << channel, DMA_DISR); - imxdma->irq_handler = irq_handler; - imxdma->err_handler = err_handler; - imxdma->data = data; - local_irq_restore(flags); - return 0; -} -EXPORT_SYMBOL(imx_dma_setup_handlers); - -/** - * imx_dma_setup_progression_handler - setup i.MX DMA channel progression - * handlers - * @channel: i.MX DMA channel number - * @prog_handler: the pointer to the function called if the transfer progresses - */ -int -imx_dma_setup_progression_handler(int channel, - void (*prog_handler) (int, void*, struct scatterlist*)) -{ - struct imx_dma_channel *imxdma = &imx_dma_channels[channel]; - unsigned long flags; - - if (!imxdma->name) { - printk(KERN_CRIT "%s: called for not allocated channel %d\n", - __func__, channel); - return -ENODEV; - } - - local_irq_save(flags); - imxdma->prog_handler = prog_handler; - local_irq_restore(flags); - return 0; -} -EXPORT_SYMBOL(imx_dma_setup_progression_handler); - -/** - * imx_dma_enable - function to start i.MX DMA channel operation - * @channel: i.MX DMA channel number - * - * The channel has to be allocated by driver through imx_dma_request() - * or imx_dma_request_by_prio() function. - * The transfer parameters has to be set to the channel registers through - * call of the imx_dma_setup_single() or imx_dma_setup_sg() function - * and registers %BLR(channel), %RSSR(channel) and %CCR(channel) has to - * be set prior this function call by the channel user. - */ -void imx_dma_enable(int channel) -{ - struct imx_dma_channel *imxdma = &imx_dma_channels[channel]; - unsigned long flags; - - pr_debug("imxdma%d: imx_dma_enable\n", channel); - - if (!imxdma->name) { - printk(KERN_CRIT "%s: called for not allocated channel %d\n", - __func__, channel); - return; - } - - if (imxdma->in_use) - return; - - local_irq_save(flags); - - imx_dmav1_writel(1 << channel, DMA_DISR); - imx_dmav1_writel(imx_dmav1_readl(DMA_DIMR) & ~(1 << channel), DMA_DIMR); - imx_dmav1_writel(imx_dmav1_readl(DMA_CCR(channel)) | CCR_CEN | - CCR_ACRPT, DMA_CCR(channel)); - -#ifdef CONFIG_ARCH_MX2 - if ((cpu_is_mx21() || cpu_is_mx27()) && - imxdma->sg && imx_dma_hw_chain(imxdma)) { - imxdma->sg = sg_next(imxdma->sg); - if (imxdma->sg) { - u32 tmp; - imx_dma_sg_next(channel, imxdma->sg); - tmp = imx_dmav1_readl(DMA_CCR(channel)); - imx_dmav1_writel(tmp | CCR_RPT | CCR_ACRPT, - DMA_CCR(channel)); - } - } -#endif - imxdma->in_use = 1; - - local_irq_restore(flags); -} -EXPORT_SYMBOL(imx_dma_enable); - -/** - * imx_dma_disable - stop, finish i.MX DMA channel operatin - * @channel: i.MX DMA channel number - */ -void imx_dma_disable(int channel) -{ - struct imx_dma_channel *imxdma = &imx_dma_channels[channel]; - unsigned long flags; - - pr_debug("imxdma%d: imx_dma_disable\n", channel); - - if (imx_dma_hw_chain(imxdma)) - del_timer(&imxdma->watchdog); - - local_irq_save(flags); - imx_dmav1_writel(imx_dmav1_readl(DMA_DIMR) | (1 << channel), DMA_DIMR); - imx_dmav1_writel(imx_dmav1_readl(DMA_CCR(channel)) & ~CCR_CEN, - DMA_CCR(channel)); - imx_dmav1_writel(1 << channel, DMA_DISR); - imxdma->in_use = 0; - local_irq_restore(flags); -} -EXPORT_SYMBOL(imx_dma_disable); - -#ifdef CONFIG_ARCH_MX2 -static void imx_dma_watchdog(unsigned long chno) -{ - struct imx_dma_channel *imxdma = &imx_dma_channels[chno]; - - imx_dmav1_writel(0, DMA_CCR(chno)); - imxdma->in_use = 0; - imxdma->sg = NULL; - - if (imxdma->err_handler) - imxdma->err_handler(chno, imxdma->data, IMX_DMA_ERR_TIMEOUT); -} -#endif - -static irqreturn_t dma_err_handler(int irq, void *dev_id) -{ - int i, disr; - struct imx_dma_channel *imxdma; - unsigned int err_mask; - int errcode; - - disr = imx_dmav1_readl(DMA_DISR); - - err_mask = imx_dmav1_readl(DMA_DBTOSR) | - imx_dmav1_readl(DMA_DRTOSR) | - imx_dmav1_readl(DMA_DSESR) | - imx_dmav1_readl(DMA_DBOSR); - - if (!err_mask) - return IRQ_HANDLED; - - imx_dmav1_writel(disr & err_mask, DMA_DISR); - - for (i = 0; i < IMX_DMA_CHANNELS; i++) { - if (!(err_mask & (1 << i))) - continue; - imxdma = &imx_dma_channels[i]; - errcode = 0; - - if (imx_dmav1_readl(DMA_DBTOSR) & (1 << i)) { - imx_dmav1_writel(1 << i, DMA_DBTOSR); - errcode |= IMX_DMA_ERR_BURST; - } - if (imx_dmav1_readl(DMA_DRTOSR) & (1 << i)) { - imx_dmav1_writel(1 << i, DMA_DRTOSR); - errcode |= IMX_DMA_ERR_REQUEST; - } - if (imx_dmav1_readl(DMA_DSESR) & (1 << i)) { - imx_dmav1_writel(1 << i, DMA_DSESR); - errcode |= IMX_DMA_ERR_TRANSFER; - } - if (imx_dmav1_readl(DMA_DBOSR) & (1 << i)) { - imx_dmav1_writel(1 << i, DMA_DBOSR); - errcode |= IMX_DMA_ERR_BUFFER; - } - if (imxdma->name && imxdma->err_handler) { - imxdma->err_handler(i, imxdma->data, errcode); - continue; - } - - imx_dma_channels[i].sg = NULL; - - printk(KERN_WARNING - "DMA timeout on channel %d (%s) -%s%s%s%s\n", - i, imxdma->name, - errcode & IMX_DMA_ERR_BURST ? " burst" : "", - errcode & IMX_DMA_ERR_REQUEST ? " request" : "", - errcode & IMX_DMA_ERR_TRANSFER ? " transfer" : "", - errcode & IMX_DMA_ERR_BUFFER ? " buffer" : ""); - } - return IRQ_HANDLED; -} - -static void dma_irq_handle_channel(int chno) -{ - struct imx_dma_channel *imxdma = &imx_dma_channels[chno]; - - if (!imxdma->name) { - /* - * IRQ for an unregistered DMA channel: - * let's clear the interrupts and disable it. - */ - printk(KERN_WARNING - "spurious IRQ for DMA channel %d\n", chno); - return; - } - - if (imxdma->sg) { - u32 tmp; - struct scatterlist *current_sg = imxdma->sg; - imxdma->sg = sg_next(imxdma->sg); - - if (imxdma->sg) { - imx_dma_sg_next(chno, imxdma->sg); - - tmp = imx_dmav1_readl(DMA_CCR(chno)); - - if (imx_dma_hw_chain(imxdma)) { - /* FIXME: The timeout should probably be - * configurable - */ - mod_timer(&imxdma->watchdog, - jiffies + msecs_to_jiffies(500)); - - tmp |= CCR_CEN | CCR_RPT | CCR_ACRPT; - imx_dmav1_writel(tmp, DMA_CCR(chno)); - } else { - imx_dmav1_writel(tmp & ~CCR_CEN, DMA_CCR(chno)); - tmp |= CCR_CEN; - } - - imx_dmav1_writel(tmp, DMA_CCR(chno)); - - if (imxdma->prog_handler) - imxdma->prog_handler(chno, imxdma->data, - current_sg); - - return; - } - - if (imx_dma_hw_chain(imxdma)) { - del_timer(&imxdma->watchdog); - return; - } - } - - imx_dmav1_writel(0, DMA_CCR(chno)); - imxdma->in_use = 0; - if (imxdma->irq_handler) - imxdma->irq_handler(chno, imxdma->data); -} - -static irqreturn_t dma_irq_handler(int irq, void *dev_id) -{ - int i, disr; - -#ifdef CONFIG_ARCH_MX2 - if (cpu_is_mx21() || cpu_is_mx27()) - dma_err_handler(irq, dev_id); -#endif - - disr = imx_dmav1_readl(DMA_DISR); - - pr_debug("imxdma: dma_irq_handler called, disr=0x%08x\n", - disr); - - imx_dmav1_writel(disr, DMA_DISR); - for (i = 0; i < IMX_DMA_CHANNELS; i++) { - if (disr & (1 << i)) - dma_irq_handle_channel(i); - } - - return IRQ_HANDLED; -} - -/** - * imx_dma_request - request/allocate specified channel number - * @channel: i.MX DMA channel number - * @name: the driver/caller own non-%NULL identification - */ -int imx_dma_request(int channel, const char *name) -{ - struct imx_dma_channel *imxdma = &imx_dma_channels[channel]; - unsigned long flags; - int ret = 0; - - /* basic sanity checks */ - if (!name) - return -EINVAL; - - if (channel >= IMX_DMA_CHANNELS) { - printk(KERN_CRIT "%s: called for non-existed channel %d\n", - __func__, channel); - return -EINVAL; - } - - local_irq_save(flags); - if (imxdma->name) { - local_irq_restore(flags); - return -EBUSY; - } - memset(imxdma, 0, sizeof(imxdma)); - imxdma->name = name; - local_irq_restore(flags); /* request_irq() can block */ - -#ifdef CONFIG_ARCH_MX2 - if (cpu_is_mx21() || cpu_is_mx27()) { - ret = request_irq(MX2x_INT_DMACH0 + channel, - dma_irq_handler, 0, "DMA", NULL); - if (ret) { - imxdma->name = NULL; - pr_crit("Can't register IRQ %d for DMA channel %d\n", - MX2x_INT_DMACH0 + channel, channel); - return ret; - } - init_timer(&imxdma->watchdog); - imxdma->watchdog.function = &imx_dma_watchdog; - imxdma->watchdog.data = channel; - } -#endif - - return ret; -} -EXPORT_SYMBOL(imx_dma_request); - -/** - * imx_dma_free - release previously acquired channel - * @channel: i.MX DMA channel number - */ -void imx_dma_free(int channel) -{ - unsigned long flags; - struct imx_dma_channel *imxdma = &imx_dma_channels[channel]; - - if (!imxdma->name) { - printk(KERN_CRIT - "%s: trying to free free channel %d\n", - __func__, channel); - return; - } - - local_irq_save(flags); - /* Disable interrupts */ - imx_dma_disable(channel); - imxdma->name = NULL; - -#ifdef CONFIG_ARCH_MX2 - if (cpu_is_mx21() || cpu_is_mx27()) - free_irq(MX2x_INT_DMACH0 + channel, NULL); -#endif - - local_irq_restore(flags); -} -EXPORT_SYMBOL(imx_dma_free); - -/** - * imx_dma_request_by_prio - find and request some of free channels best - * suiting requested priority - * @channel: i.MX DMA channel number - * @name: the driver/caller own non-%NULL identification - * - * This function tries to find a free channel in the specified priority group - * This function tries to find a free channel in the specified priority group - * if the priority cannot be achieved it tries to look for free channel - * in the higher and then even lower priority groups. - * - * Return value: If there is no free channel to allocate, -%ENODEV is returned. - * On successful allocation channel is returned. - */ -int imx_dma_request_by_prio(const char *name, enum imx_dma_prio prio) -{ - int i; - int best; - - switch (prio) { - case (DMA_PRIO_HIGH): - best = 8; - break; - case (DMA_PRIO_MEDIUM): - best = 4; - break; - case (DMA_PRIO_LOW): - default: - best = 0; - break; - } - - for (i = best; i < IMX_DMA_CHANNELS; i++) - if (!imx_dma_request(i, name)) - return i; - - for (i = best - 1; i >= 0; i--) - if (!imx_dma_request(i, name)) - return i; - - printk(KERN_ERR "%s: no free DMA channel found\n", __func__); - - return -ENODEV; -} -EXPORT_SYMBOL(imx_dma_request_by_prio); - -static int __init imx_dma_init(void) -{ - int ret = 0; - int i; - -#ifdef CONFIG_ARCH_MX1 - if (cpu_is_mx1()) - imx_dmav1_baseaddr = MX1_IO_ADDRESS(MX1_DMA_BASE_ADDR); - else -#endif -#ifdef CONFIG_MACH_MX21 - if (cpu_is_mx21()) - imx_dmav1_baseaddr = MX21_IO_ADDRESS(MX21_DMA_BASE_ADDR); - else -#endif -#ifdef CONFIG_MACH_MX27 - if (cpu_is_mx27()) - imx_dmav1_baseaddr = MX27_IO_ADDRESS(MX27_DMA_BASE_ADDR); - else -#endif - BUG(); - - dma_clk = clk_get(NULL, "dma"); - clk_enable(dma_clk); - - /* reset DMA module */ - imx_dmav1_writel(DCR_DRST, DMA_DCR); - -#ifdef CONFIG_ARCH_MX1 - if (cpu_is_mx1()) { - ret = request_irq(MX1_DMA_INT, dma_irq_handler, 0, "DMA", NULL); - if (ret) { - pr_crit("Wow! Can't register IRQ for DMA\n"); - return ret; - } - - ret = request_irq(MX1_DMA_ERR, dma_err_handler, 0, "DMA", NULL); - if (ret) { - pr_crit("Wow! Can't register ERRIRQ for DMA\n"); - free_irq(MX1_DMA_INT, NULL); - return ret; - } - } -#endif - /* enable DMA module */ - imx_dmav1_writel(DCR_DEN, DMA_DCR); - - /* clear all interrupts */ - imx_dmav1_writel((1 << IMX_DMA_CHANNELS) - 1, DMA_DISR); - - /* disable interrupts */ - imx_dmav1_writel((1 << IMX_DMA_CHANNELS) - 1, DMA_DIMR); - - for (i = 0; i < IMX_DMA_CHANNELS; i++) { - imx_dma_channels[i].sg = NULL; - imx_dma_channels[i].dma_num = i; - } - - return ret; -} - -arch_initcall(imx_dma_init); diff --git a/arch/arm/plat-mxc/include/mach/dma-mx1-mx2.h b/arch/arm/plat-mxc/include/mach/dma-mx1-mx2.h deleted file mode 100644 index 7c4870bd5a2..00000000000 --- a/arch/arm/plat-mxc/include/mach/dma-mx1-mx2.h +++ /dev/null @@ -1,105 +0,0 @@ -/* - * linux/arch/arm/plat-mxc/include/mach/dma-mx1-mx2.h - * - * i.MX DMA registration and IRQ dispatching - * - * Copyright 2006 Pavel Pisa - * Copyright 2008 Juergen Beisert, - * Copyright 2008 Sascha Hauer, - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version 2 - * of the License, or (at your option) any later version. - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, - * MA 02110-1301, USA. - */ - -#ifndef __ASM_ARCH_MXC_DMA_H -#define __ASM_ARCH_MXC_DMA_H - -#define IMX_DMA_CHANNELS 16 - -#define DMA_MODE_READ 0 -#define DMA_MODE_WRITE 1 -#define DMA_MODE_MASK 1 - -#define MX1_DMA_REG(offset) MX1_IO_ADDRESS(MX1_DMA_BASE_ADDR + (offset)) - -/* DMA Interrupt Mask Register */ -#define MX1_DMA_DIMR MX1_DMA_REG(0x08) - -/* Channel Control Register */ -#define MX1_DMA_CCR(x) MX1_DMA_REG(0x8c + ((x) << 6)) - -#define IMX_DMA_MEMSIZE_32 (0 << 4) -#define IMX_DMA_MEMSIZE_8 (1 << 4) -#define IMX_DMA_MEMSIZE_16 (2 << 4) -#define IMX_DMA_TYPE_LINEAR (0 << 10) -#define IMX_DMA_TYPE_2D (1 << 10) -#define IMX_DMA_TYPE_FIFO (2 << 10) - -#define IMX_DMA_ERR_BURST (1 << 0) -#define IMX_DMA_ERR_REQUEST (1 << 1) -#define IMX_DMA_ERR_TRANSFER (1 << 2) -#define IMX_DMA_ERR_BUFFER (1 << 3) -#define IMX_DMA_ERR_TIMEOUT (1 << 4) - -int -imx_dma_config_channel(int channel, unsigned int config_port, - unsigned int config_mem, unsigned int dmareq, int hw_chaining); - -void -imx_dma_config_burstlen(int channel, unsigned int burstlen); - -int -imx_dma_setup_single(int channel, dma_addr_t dma_address, - unsigned int dma_length, unsigned int dev_addr, - unsigned int dmamode); - - -/* - * Use this flag as the dma_length argument to imx_dma_setup_sg() - * to create an endless running dma loop. The end of the scatterlist - * must be linked to the beginning for this to work. - */ -#define IMX_DMA_LENGTH_LOOP ((unsigned int)-1) - -int -imx_dma_setup_sg(int channel, struct scatterlist *sg, - unsigned int sgcount, unsigned int dma_length, - unsigned int dev_addr, unsigned int dmamode); - -int -imx_dma_setup_handlers(int channel, - void (*irq_handler) (int, void *), - void (*err_handler) (int, void *, int), void *data); - -int -imx_dma_setup_progression_handler(int channel, - void (*prog_handler) (int, void*, struct scatterlist*)); - -void imx_dma_enable(int channel); - -void imx_dma_disable(int channel); - -int imx_dma_request(int channel, const char *name); - -void imx_dma_free(int channel); - -enum imx_dma_prio { - DMA_PRIO_HIGH = 0, - DMA_PRIO_MEDIUM = 1, - DMA_PRIO_LOW = 2 -}; - -int imx_dma_request_by_prio(const char *name, enum imx_dma_prio prio); - -#endif /* _ASM_ARCH_MXC_DMA_H */ -- cgit v1.2.3-70-g09d2 From 253ff1fa6f8d24d46ef1b5aa68f6293b883f03d8 Mon Sep 17 00:00:00 2001 From: Uwe Kleine-König Date: Tue, 15 Jun 2010 11:31:02 +0200 Subject: ARM: imx: new helper function imx_add_platform_device MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit This should be a globally available function, see http://thread.gmane.org/gmane.linux.kernel/998881/focus=998882 Until this hits mainline create a similar function available for imx platforms only. Signed-off-by: Uwe Kleine-König --- arch/arm/plat-mxc/devices.c | 33 +++++++++++++++++++++++++ arch/arm/plat-mxc/include/mach/devices-common.h | 15 +++++++++++ 2 files changed, 48 insertions(+) create mode 100644 arch/arm/plat-mxc/include/mach/devices-common.h (limited to 'arch/arm/plat-mxc/include/mach') diff --git a/arch/arm/plat-mxc/devices.c b/arch/arm/plat-mxc/devices.c index 56f2fb5cc45..735776d8495 100644 --- a/arch/arm/plat-mxc/devices.c +++ b/arch/arm/plat-mxc/devices.c @@ -18,6 +18,7 @@ #include #include +#include #include #include @@ -35,3 +36,35 @@ int __init mxc_register_device(struct platform_device *pdev, void *data) return ret; } +struct platform_device *__init imx_add_platform_device(const char *name, int id, + const struct resource *res, unsigned int num_resources, + const void *data, size_t size_data) +{ + int ret = -ENOMEM; + struct platform_device *pdev; + + pdev = platform_device_alloc(name, id); + if (!pdev) + goto err; + + if (res) { + ret = platform_device_add_resources(pdev, res, num_resources); + if (ret) + goto err; + } + + if (data) { + ret = platform_device_add_data(pdev, data, size_data); + if (ret) + goto err; + } + + ret = platform_device_add(pdev); + if (ret) { +err: + platform_device_put(pdev); + return ERR_PTR(ret); + } + + return pdev; +} diff --git a/arch/arm/plat-mxc/include/mach/devices-common.h b/arch/arm/plat-mxc/include/mach/devices-common.h new file mode 100644 index 00000000000..849d8ff7b17 --- /dev/null +++ b/arch/arm/plat-mxc/include/mach/devices-common.h @@ -0,0 +1,15 @@ +/* + * Copyright (C) 2009-2010 Pengutronix + * Uwe Kleine-Koenig + * + * This program is free software; you can redistribute it and/or modify it under + * the terms of the GNU General Public License version 2 as published by the + * Free Software Foundation. + */ +#include +#include +#include + +struct platform_device *imx_add_platform_device(const char *name, int id, + const struct resource *res, unsigned int num_resources, + const void *data, size_t size_data); -- cgit v1.2.3-70-g09d2 From cd57c77772b699b1e69d69510ce01109c46a6f0b Mon Sep 17 00:00:00 2001 From: Uwe Kleine-König Date: Wed, 16 Jun 2010 06:45:15 +0200 Subject: MTD: mxc_nand: make bit fields unsigned to please sparse MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit This fixes: arch/arm/plat-mxc/include/mach/mxc_nand.h:25:14: error: dubious one-bit signed bitfield arch/arm/plat-mxc/include/mach/mxc_nand.h:26:17: error: dubious one-bit signed bitfield While at it make width unsigned, too. Signed-off-by: Uwe Kleine-König --- arch/arm/plat-mxc/include/mach/mxc_nand.h | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) (limited to 'arch/arm/plat-mxc/include/mach') diff --git a/arch/arm/plat-mxc/include/mach/mxc_nand.h b/arch/arm/plat-mxc/include/mach/mxc_nand.h index 5d2d21d414e..28988c7365f 100644 --- a/arch/arm/plat-mxc/include/mach/mxc_nand.h +++ b/arch/arm/plat-mxc/include/mach/mxc_nand.h @@ -21,8 +21,8 @@ #define __ASM_ARCH_NAND_H struct mxc_nand_platform_data { - int width; /* data bus width in bytes */ - int hw_ecc:1; /* 0 if supress hardware ECC */ - int flash_bbt:1; /* set to 1 to use a flash based bbt */ + unsigned int width; /* data bus width in bytes */ + unsigned int hw_ecc:1; /* 0 if supress hardware ECC */ + unsigned int flash_bbt:1; /* set to 1 to use a flash based bbt */ }; #endif /* __ASM_ARCH_NAND_H */ -- cgit v1.2.3-70-g09d2 From aa71251c5b8c673361281fbfd8be5a9ee8b9f4cc Mon Sep 17 00:00:00 2001 From: Uwe Kleine-König Date: Wed, 16 Jun 2010 07:12:51 +0200 Subject: ARM: mxc: remove paragraphs with old address of the FSF MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit As the kernel contains a copy of the GPL anyhow just get rid of the address specification instead of fixing it. Signed-off-by: Uwe Kleine-König --- arch/arm/plat-mxc/audmux-v1.c | 4 ---- arch/arm/plat-mxc/audmux-v2.c | 4 ---- arch/arm/plat-mxc/ehci.c | 4 ---- arch/arm/plat-mxc/include/mach/iomux-mxc91231.h | 4 ---- arch/arm/plat-mxc/include/mach/mx3_camera.h | 4 ---- arch/arm/plat-mxc/include/mach/mxc91231.h | 4 ---- arch/arm/plat-mxc/include/mach/system.h | 4 ---- arch/arm/plat-mxc/include/mach/timex.h | 4 ---- arch/arm/plat-mxc/include/mach/uncompress.h | 4 ---- arch/arm/plat-mxc/include/mach/vmalloc.h | 4 ---- arch/arm/plat-mxc/system.c | 4 ---- 11 files changed, 44 deletions(-) (limited to 'arch/arm/plat-mxc/include/mach') diff --git a/arch/arm/plat-mxc/audmux-v1.c b/arch/arm/plat-mxc/audmux-v1.c index b62917ca3f9..1180bef7664 100644 --- a/arch/arm/plat-mxc/audmux-v1.c +++ b/arch/arm/plat-mxc/audmux-v1.c @@ -13,10 +13,6 @@ * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */ #include diff --git a/arch/arm/plat-mxc/audmux-v2.c b/arch/arm/plat-mxc/audmux-v2.c index 0c2cc5cd4d8..1b5e4df9207 100644 --- a/arch/arm/plat-mxc/audmux-v2.c +++ b/arch/arm/plat-mxc/audmux-v2.c @@ -13,10 +13,6 @@ * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */ #include diff --git a/arch/arm/plat-mxc/ehci.c b/arch/arm/plat-mxc/ehci.c index 2a8646173c2..6cedd5d2393 100644 --- a/arch/arm/plat-mxc/ehci.c +++ b/arch/arm/plat-mxc/ehci.c @@ -11,10 +11,6 @@ * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License * for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software Foundation, - * Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */ #include diff --git a/arch/arm/plat-mxc/include/mach/iomux-mxc91231.h b/arch/arm/plat-mxc/include/mach/iomux-mxc91231.h index 3887f3fe29d..15d59510f59 100644 --- a/arch/arm/plat-mxc/include/mach/iomux-mxc91231.h +++ b/arch/arm/plat-mxc/include/mach/iomux-mxc91231.h @@ -12,10 +12,6 @@ * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */ #ifndef __MACH_IOMUX_MXC91231_H__ diff --git a/arch/arm/plat-mxc/include/mach/mx3_camera.h b/arch/arm/plat-mxc/include/mach/mx3_camera.h index 36d7ff27b5e..f226ee3777e 100644 --- a/arch/arm/plat-mxc/include/mach/mx3_camera.h +++ b/arch/arm/plat-mxc/include/mach/mx3_camera.h @@ -12,10 +12,6 @@ * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */ #ifndef _MX3_CAMERA_H_ diff --git a/arch/arm/plat-mxc/include/mach/mxc91231.h b/arch/arm/plat-mxc/include/mach/mxc91231.h index 5182b986b78..0ca3101ebf3 100644 --- a/arch/arm/plat-mxc/include/mach/mxc91231.h +++ b/arch/arm/plat-mxc/include/mach/mxc91231.h @@ -13,10 +13,6 @@ * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */ #ifndef __MACH_MXC91231_H__ #define __MACH_MXC91231_H__ diff --git a/arch/arm/plat-mxc/include/mach/system.h b/arch/arm/plat-mxc/include/mach/system.h index ef00199568d..4acd1143a9b 100644 --- a/arch/arm/plat-mxc/include/mach/system.h +++ b/arch/arm/plat-mxc/include/mach/system.h @@ -12,10 +12,6 @@ * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */ #ifndef __ASM_ARCH_MXC_SYSTEM_H__ diff --git a/arch/arm/plat-mxc/include/mach/timex.h b/arch/arm/plat-mxc/include/mach/timex.h index 024416ed11c..2d9624697cc 100644 --- a/arch/arm/plat-mxc/include/mach/timex.h +++ b/arch/arm/plat-mxc/include/mach/timex.h @@ -11,10 +11,6 @@ * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */ #ifndef __ASM_ARCH_MXC_TIMEX_H__ diff --git a/arch/arm/plat-mxc/include/mach/uncompress.h b/arch/arm/plat-mxc/include/mach/uncompress.h index b6d3d0fddc4..d9bd37e4667 100644 --- a/arch/arm/plat-mxc/include/mach/uncompress.h +++ b/arch/arm/plat-mxc/include/mach/uncompress.h @@ -13,10 +13,6 @@ * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */ #ifndef __ASM_ARCH_MXC_UNCOMPRESS_H__ #define __ASM_ARCH_MXC_UNCOMPRESS_H__ diff --git a/arch/arm/plat-mxc/include/mach/vmalloc.h b/arch/arm/plat-mxc/include/mach/vmalloc.h index 44243a27843..ef6379c474b 100644 --- a/arch/arm/plat-mxc/include/mach/vmalloc.h +++ b/arch/arm/plat-mxc/include/mach/vmalloc.h @@ -11,10 +11,6 @@ * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */ #ifndef __ASM_ARCH_MXC_VMALLOC_H__ diff --git a/arch/arm/plat-mxc/system.c b/arch/arm/plat-mxc/system.c index 97f42799fa5..925bce4607e 100644 --- a/arch/arm/plat-mxc/system.c +++ b/arch/arm/plat-mxc/system.c @@ -14,10 +14,6 @@ * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */ #include -- cgit v1.2.3-70-g09d2 From 66384eedd900f2f6bb00e4f16c2cb770d6b0066b Mon Sep 17 00:00:00 2001 From: Uwe Kleine-König Date: Tue, 15 Jun 2010 18:14:19 +0200 Subject: ARM: imx: Change the way nand devices are registered (generic part) MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Instead of having a platform device defined in a devices.c and register it in the machine file allocate it dynamically. This reduces the size of needed memory as the new function is discarded after init and only the existing devices are created. Signed-off-by: Uwe Kleine-König --- arch/arm/plat-mxc/Kconfig | 2 ++ arch/arm/plat-mxc/Makefile | 2 ++ arch/arm/plat-mxc/devices/Kconfig | 2 ++ arch/arm/plat-mxc/devices/Makefile | 1 + arch/arm/plat-mxc/devices/platform-mxc_nand.c | 44 +++++++++++++++++++++++++ arch/arm/plat-mxc/include/mach/devices-common.h | 6 ++++ 6 files changed, 57 insertions(+) create mode 100644 arch/arm/plat-mxc/devices/Kconfig create mode 100644 arch/arm/plat-mxc/devices/Makefile create mode 100644 arch/arm/plat-mxc/devices/platform-mxc_nand.c (limited to 'arch/arm/plat-mxc/include/mach') diff --git a/arch/arm/plat-mxc/Kconfig b/arch/arm/plat-mxc/Kconfig index d80de4eacd2..cf053d7e526 100644 --- a/arch/arm/plat-mxc/Kconfig +++ b/arch/arm/plat-mxc/Kconfig @@ -1,5 +1,7 @@ if ARCH_MXC +source "arch/arm/plat-mxc/devices/Kconfig" + menu "Freescale MXC Implementations" choice diff --git a/arch/arm/plat-mxc/Makefile b/arch/arm/plat-mxc/Makefile index f134d14eabf..c7506a80eb3 100644 --- a/arch/arm/plat-mxc/Makefile +++ b/arch/arm/plat-mxc/Makefile @@ -19,3 +19,5 @@ ifdef CONFIG_SND_IMX_SOC obj-y += ssi-fiq.o obj-y += ssi-fiq-ksym.o endif + +obj-y += devices/ diff --git a/arch/arm/plat-mxc/devices/Kconfig b/arch/arm/plat-mxc/devices/Kconfig new file mode 100644 index 00000000000..09e91dde63a --- /dev/null +++ b/arch/arm/plat-mxc/devices/Kconfig @@ -0,0 +1,2 @@ +config IMX_HAVE_PLATFORM_MXC_NAND + bool diff --git a/arch/arm/plat-mxc/devices/Makefile b/arch/arm/plat-mxc/devices/Makefile new file mode 100644 index 00000000000..e314533a61b --- /dev/null +++ b/arch/arm/plat-mxc/devices/Makefile @@ -0,0 +1 @@ +obj-$(CONFIG_IMX_HAVE_PLATFORM_MXC_NAND) += platform-mxc_nand.o diff --git a/arch/arm/plat-mxc/devices/platform-mxc_nand.c b/arch/arm/plat-mxc/devices/platform-mxc_nand.c new file mode 100644 index 00000000000..1c286418d12 --- /dev/null +++ b/arch/arm/plat-mxc/devices/platform-mxc_nand.c @@ -0,0 +1,44 @@ +/* + * Copyright (C) 2009-2010 Pengutronix + * Uwe Kleine-Koenig + * + * This program is free software; you can redistribute it and/or modify it under + * the terms of the GNU General Public License version 2 as published by the + * Free Software Foundation. + */ +#include +#include + +static struct platform_device *__init imx_add_mxc_nand(resource_size_t iobase, + int irq, const struct mxc_nand_platform_data *pdata, + resource_size_t iosize) +{ + static int id = 0; + + struct resource res[] = { + { + .start = iobase, + .end = iobase + iosize - 1, + .flags = IORESOURCE_MEM, + }, { + .start = irq, + .end = irq, + .flags = IORESOURCE_IRQ, + }, + }; + + return imx_add_platform_device("mxc_nand", id++, res, ARRAY_SIZE(res), + pdata, sizeof(*pdata)); +} + +struct platform_device *__init imx_add_mxc_nand_v1(resource_size_t iobase, + int irq, const struct mxc_nand_platform_data *pdata) +{ + return imx_add_mxc_nand(iobase, irq, pdata, SZ_4K); +} + +struct platform_device *__init imx_add_mxc_nand_v21(resource_size_t iobase, + int irq, const struct mxc_nand_platform_data *pdata) +{ + return imx_add_mxc_nand(iobase, irq, pdata, SZ_8K); +} diff --git a/arch/arm/plat-mxc/include/mach/devices-common.h b/arch/arm/plat-mxc/include/mach/devices-common.h index 849d8ff7b17..d5f121a5604 100644 --- a/arch/arm/plat-mxc/include/mach/devices-common.h +++ b/arch/arm/plat-mxc/include/mach/devices-common.h @@ -13,3 +13,9 @@ struct platform_device *imx_add_platform_device(const char *name, int id, const struct resource *res, unsigned int num_resources, const void *data, size_t size_data); + +#include +struct platform_device *__init imx_add_mxc_nand_v1(resource_size_t iobase, + int irq, const struct mxc_nand_platform_data *pdata); +struct platform_device *__init imx_add_mxc_nand_v21(resource_size_t iobase, + int irq, const struct mxc_nand_platform_data *pdata); -- cgit v1.2.3-70-g09d2 From 99a754d8ee65c32329440f85167ead5cc6e32033 Mon Sep 17 00:00:00 2001 From: Uwe Kleine-König Date: Wed, 16 Jun 2010 14:37:51 +0200 Subject: ARM: imx: dynamically register imx-i2c devices (generic part) MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Signed-off-by: Uwe Kleine-König --- arch/arm/plat-mxc/devices/Kconfig | 3 +++ arch/arm/plat-mxc/devices/Makefile | 1 + arch/arm/plat-mxc/devices/platform-imx-i2c.c | 29 +++++++++++++++++++++++++ arch/arm/plat-mxc/include/mach/devices-common.h | 5 +++++ 4 files changed, 38 insertions(+) create mode 100644 arch/arm/plat-mxc/devices/platform-imx-i2c.c (limited to 'arch/arm/plat-mxc/include/mach') diff --git a/arch/arm/plat-mxc/devices/Kconfig b/arch/arm/plat-mxc/devices/Kconfig index 09e91dde63a..c50a7d60a0b 100644 --- a/arch/arm/plat-mxc/devices/Kconfig +++ b/arch/arm/plat-mxc/devices/Kconfig @@ -1,2 +1,5 @@ +config IMX_HAVE_PLATFORM_IMX_I2C + bool + config IMX_HAVE_PLATFORM_MXC_NAND bool diff --git a/arch/arm/plat-mxc/devices/Makefile b/arch/arm/plat-mxc/devices/Makefile index e314533a61b..4a2b2dec131 100644 --- a/arch/arm/plat-mxc/devices/Makefile +++ b/arch/arm/plat-mxc/devices/Makefile @@ -1 +1,2 @@ +obj-$(CONFIG_IMX_HAVE_PLATFORM_IMX_I2C) += platform-imx-i2c.o obj-$(CONFIG_IMX_HAVE_PLATFORM_MXC_NAND) += platform-mxc_nand.o diff --git a/arch/arm/plat-mxc/devices/platform-imx-i2c.c b/arch/arm/plat-mxc/devices/platform-imx-i2c.c new file mode 100644 index 00000000000..d0af9f7d8ae --- /dev/null +++ b/arch/arm/plat-mxc/devices/platform-imx-i2c.c @@ -0,0 +1,29 @@ +/* + * Copyright (C) 2009-2010 Pengutronix + * Uwe Kleine-Koenig + * + * This program is free software; you can redistribute it and/or modify it under + * the terms of the GNU General Public License version 2 as published by the + * Free Software Foundation. + */ +#include + +struct platform_device *__init imx_add_imx_i2c(int id, + resource_size_t iobase, resource_size_t iosize, int irq, + const struct imxi2c_platform_data *pdata) +{ + struct resource res[] = { + { + .start = iobase, + .end = iobase + iosize - 1, + .flags = IORESOURCE_MEM, + }, { + .start = irq, + .end = irq, + .flags = IORESOURCE_IRQ, + }, + }; + + return imx_add_platform_device("imx-i2c", id, res, ARRAY_SIZE(res), + pdata, sizeof(*pdata)); +} diff --git a/arch/arm/plat-mxc/include/mach/devices-common.h b/arch/arm/plat-mxc/include/mach/devices-common.h index d5f121a5604..8388f9086e6 100644 --- a/arch/arm/plat-mxc/include/mach/devices-common.h +++ b/arch/arm/plat-mxc/include/mach/devices-common.h @@ -14,6 +14,11 @@ struct platform_device *imx_add_platform_device(const char *name, int id, const struct resource *res, unsigned int num_resources, const void *data, size_t size_data); +#include +struct platform_device *__init imx_add_imx_i2c(int id, + resource_size_t iobase, resource_size_t iosize, int irq, + const struct imxi2c_platform_data *pdata); + #include struct platform_device *__init imx_add_mxc_nand_v1(resource_size_t iobase, int irq, const struct mxc_nand_platform_data *pdata); -- cgit v1.2.3-70-g09d2 From 6348e6b54e8609be11826a8e30357a03ba201500 Mon Sep 17 00:00:00 2001 From: Uwe Kleine-König Date: Wed, 16 Jun 2010 15:26:07 +0200 Subject: ARM: imx: dynamically register imx-i2c devices (imx1) MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Signed-off-by: Uwe Kleine-König --- arch/arm/mach-imx/Kconfig | 1 + arch/arm/mach-imx/devices-imx1.h | 13 +++++++++++++ arch/arm/mach-imx/devices.c | 19 ------------------- arch/arm/mach-imx/devices.h | 1 - arch/arm/mach-imx/mach-mx1ads.c | 5 +++-- arch/arm/plat-mxc/include/mach/mx1.h | 4 ++-- 6 files changed, 19 insertions(+), 24 deletions(-) create mode 100644 arch/arm/mach-imx/devices-imx1.h (limited to 'arch/arm/plat-mxc/include/mach') diff --git a/arch/arm/mach-imx/Kconfig b/arch/arm/mach-imx/Kconfig index 5af1c22112a..3f88d4a0b89 100644 --- a/arch/arm/mach-imx/Kconfig +++ b/arch/arm/mach-imx/Kconfig @@ -16,6 +16,7 @@ config MACH_MXLADS config ARCH_MX1ADS bool "MX1ADS platform" select MACH_MXLADS + select IMX_HAVE_PLATFORM_IMX_I2C help Say Y here if you are using Motorola MX1ADS/MXLADS boards diff --git a/arch/arm/mach-imx/devices-imx1.h b/arch/arm/mach-imx/devices-imx1.h new file mode 100644 index 00000000000..a5cfe046deb --- /dev/null +++ b/arch/arm/mach-imx/devices-imx1.h @@ -0,0 +1,13 @@ +/* + * Copyright (C) 2010 Pengutronix + * Uwe Kleine-Koenig + * + * This program is free software; you can redistribute it and/or modify it under + * the terms of the GNU General Public License version 2 as published by the + * Free Software Foundation. + */ +#include +#include + +#define imx1_add_i2c_imx(pdata) \ + imx_add_imx_i2c(0, MX1_I2C_BASE_ADDR, SZ_4K, MX1_INT_I2C, pdata) diff --git a/arch/arm/mach-imx/devices.c b/arch/arm/mach-imx/devices.c index 3a599e94a65..a34ad60e8f0 100644 --- a/arch/arm/mach-imx/devices.c +++ b/arch/arm/mach-imx/devices.c @@ -70,25 +70,6 @@ struct platform_device imx1_camera_device = { .num_resources = ARRAY_SIZE(imx1_camera_resources), }; -static struct resource imx_i2c_resources[] = { - { - .start = 0x00217000, - .end = 0x00217010, - .flags = IORESOURCE_MEM, - }, { - .start = MX1_I2C_INT, - .end = MX1_I2C_INT, - .flags = IORESOURCE_IRQ, - }, -}; - -struct platform_device imx_i2c_device0 = { - .name = "imx-i2c", - .id = 0, - .resource = imx_i2c_resources, - .num_resources = ARRAY_SIZE(imx_i2c_resources), -}; - #define DEFINE_IMX1_UART_DEVICE(n, baseaddr, irqrx, irqtx, irqrts) \ static struct resource imx1_uart_resources ## n[] = { \ { \ diff --git a/arch/arm/mach-imx/devices.h b/arch/arm/mach-imx/devices.h index 4ce7eef943f..b4eb8a0c620 100644 --- a/arch/arm/mach-imx/devices.h +++ b/arch/arm/mach-imx/devices.h @@ -1,6 +1,5 @@ #ifdef CONFIG_ARCH_MX1 extern struct platform_device imx1_camera_device; -extern struct platform_device imx_i2c_device0; extern struct platform_device imx1_uart_device0; extern struct platform_device imx1_uart_device1; extern struct platform_device imx_rtc_device; diff --git a/arch/arm/mach-imx/mach-mx1ads.c b/arch/arm/mach-imx/mach-mx1ads.c index 5d7c85f8aaf..339d41ad19d 100644 --- a/arch/arm/mach-imx/mach-mx1ads.c +++ b/arch/arm/mach-imx/mach-mx1ads.c @@ -30,6 +30,7 @@ #include #include +#include "devices-imx1.h" #include "devices.h" static int mx1ads_pins[] = { @@ -98,7 +99,7 @@ static struct pcf857x_platform_data pcf857x_data[] = { } }; -static struct imxi2c_platform_data mx1ads_i2c_data = { +static const struct imxi2c_platform_data mx1ads_i2c_data __initconst = { .bitrate = 100000, }; @@ -131,7 +132,7 @@ static void __init mx1ads_init(void) i2c_register_board_info(0, mx1ads_i2c_devices, ARRAY_SIZE(mx1ads_i2c_devices)); - mxc_register_device(&imx_i2c_device0, &mx1ads_i2c_data); + imx1_add_i2c_imx(&mx1ads_i2c_data); } static void __init mx1ads_timer_init(void) diff --git a/arch/arm/plat-mxc/include/mach/mx1.h b/arch/arm/plat-mxc/include/mach/mx1.h index 5eba7e6785d..e99c0b21e09 100644 --- a/arch/arm/plat-mxc/include/mach/mx1.h +++ b/arch/arm/plat-mxc/include/mach/mx1.h @@ -108,7 +108,7 @@ #define MX1_PEN_DATA_INT 33 #define MX1_PWM_INT 34 #define MX1_SDHC_INT 35 -#define MX1_I2C_INT 39 +#define MX1_INT_I2C 39 #define MX1_CSPI_INT 41 #define MX1_SSI_TX_INT 42 #define MX1_SSI_TX_ERR_INT 43 @@ -245,7 +245,7 @@ #define PEN_DATA_INT MX1_PEN_DATA_INT #define PWM_INT MX1_PWM_INT #define SDHC_INT MX1_SDHC_INT -#define I2C_INT MX1_I2C_INT +#define I2C_INT MX1_INT_I2C #define CSPI_INT MX1_CSPI_INT #define SSI_TX_INT MX1_SSI_TX_INT #define SSI_TX_ERR_INT MX1_SSI_TX_ERR_INT -- cgit v1.2.3-70-g09d2 From a8ff045603c712d6d61e07260ec2c0e44c40d14c Mon Sep 17 00:00:00 2001 From: Uwe Kleine-König Date: Wed, 16 Jun 2010 14:55:07 +0200 Subject: ARM: imx: dynamically register imx-i2c devices (imx25) MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Signed-off-by: Uwe Kleine-König --- arch/arm/mach-mx25/devices-imx25.h | 7 +++++ arch/arm/mach-mx25/devices.c | 57 ----------------------------------- arch/arm/mach-mx25/devices.h | 3 -- arch/arm/plat-mxc/include/mach/mx25.h | 14 ++++++--- 4 files changed, 17 insertions(+), 64 deletions(-) (limited to 'arch/arm/plat-mxc/include/mach') diff --git a/arch/arm/mach-mx25/devices-imx25.h b/arch/arm/mach-mx25/devices-imx25.h index f8d4ee0b1eb..6464be439e9 100644 --- a/arch/arm/mach-mx25/devices-imx25.h +++ b/arch/arm/mach-mx25/devices-imx25.h @@ -9,5 +9,12 @@ #include #include +#define imx25_add_imx_i2c0(pdata) \ + imx_add_imx_i2c(0, MX25_I2C1_BASE_ADDR, SZ_16K, MX25_INT_I2C1, pdata) +#define imx25_add_imx_i2c1(pdata) \ + imx_add_imx_i2c(1, MX25_I2C2_BASE_ADDR, SZ_16K, MX25_INT_I2C2, pdata) +#define imx25_add_imx_i2c2(pdata) \ + imx_add_imx_i2c(2, MX25_I2C3_BASE_ADDR, SZ_16K, MX25_INT_I2C3, pdata) + #define imx25_add_mxc_nand(pdata) \ imx_add_mxc_nand_v21(MX25_NFC_BASE_ADDR, MX25_INT_NANDFC, pdata) diff --git a/arch/arm/mach-mx25/devices.c b/arch/arm/mach-mx25/devices.c index e1c3cd14078..1af852aa4e3 100644 --- a/arch/arm/mach-mx25/devices.c +++ b/arch/arm/mach-mx25/devices.c @@ -333,63 +333,6 @@ struct platform_device mxc_pwm_device3 = { .resource = mxc_pwm_resources3, }; -static struct resource mxc_i2c_1_resources[] = { - { - .start = 0x43f80000, - .end = 0x43f83fff, - .flags = IORESOURCE_MEM, - }, { - .start = 3, - .end = 3, - .flags = IORESOURCE_IRQ, - } -}; - -struct platform_device mxc_i2c_device0 = { - .name = "imx-i2c", - .id = 0, - .num_resources = ARRAY_SIZE(mxc_i2c_1_resources), - .resource = mxc_i2c_1_resources, -}; - -static struct resource mxc_i2c_2_resources[] = { - { - .start = 0x43f98000, - .end = 0x43f9bfff, - .flags = IORESOURCE_MEM, - }, { - .start = 4, - .end = 4, - .flags = IORESOURCE_IRQ, - } -}; - -struct platform_device mxc_i2c_device1 = { - .name = "imx-i2c", - .id = 1, - .num_resources = ARRAY_SIZE(mxc_i2c_2_resources), - .resource = mxc_i2c_2_resources, -}; - -static struct resource mxc_i2c_3_resources[] = { - { - .start = 0x43f84000, - .end = 0x43f87fff, - .flags = IORESOURCE_MEM, - }, { - .start = 10, - .end = 10, - .flags = IORESOURCE_IRQ, - } -}; - -struct platform_device mxc_i2c_device2 = { - .name = "imx-i2c", - .id = 2, - .num_resources = ARRAY_SIZE(mxc_i2c_3_resources), - .resource = mxc_i2c_3_resources, -}; - static struct mxc_gpio_port imx_gpio_ports[] = { { .chip.label = "gpio-0", diff --git a/arch/arm/mach-mx25/devices.h b/arch/arm/mach-mx25/devices.h index f212c93648c..f2775143d02 100644 --- a/arch/arm/mach-mx25/devices.h +++ b/arch/arm/mach-mx25/devices.h @@ -14,9 +14,6 @@ extern struct platform_device mxc_pwm_device1; extern struct platform_device mxc_pwm_device2; extern struct platform_device mxc_pwm_device3; extern struct platform_device mxc_keypad_device; -extern struct platform_device mxc_i2c_device0; -extern struct platform_device mxc_i2c_device1; -extern struct platform_device mxc_i2c_device2; extern struct platform_device mx25_fec_device; extern struct platform_device mx25_rtc_device; extern struct platform_device mx25_fb_device; diff --git a/arch/arm/plat-mxc/include/mach/mx25.h b/arch/arm/plat-mxc/include/mach/mx25.h index 4eb6e334bda..1ebf33fedaa 100644 --- a/arch/arm/plat-mxc/include/mach/mx25.h +++ b/arch/arm/plat-mxc/include/mach/mx25.h @@ -11,6 +11,9 @@ #define MX25_AVIC_BASE_ADDR_VIRT 0xfc400000 #define MX25_AVIC_SIZE SZ_1M +#define MX25_I2C1_BASE_ADDR (MX25_AIPS1_BASE_ADDR + 0x80000) +#define MX25_I2C3_BASE_ADDR (MX25_AIPS1_BASE_ADDR + 0x84000) +#define MX25_I2C2_BASE_ADDR (MX25_AIPS1_BASE_ADDR + 0x98000) #define MX25_IOMUXC_BASE_ADDR (MX25_AIPS1_BASE_ADDR + 0xac000) #define MX25_CRM_BASE_ADDR (MX25_AIPS2_BASE_ADDR + 0x80000) @@ -35,10 +38,13 @@ #define MX25_DRYICE_BASE_ADDR 0x53ffc000 #define MX25_LCDC_BASE_ADDR 0x53fbc000 -#define MX25_INT_DRYICE 25 -#define MX25_INT_FEC 57 -#define MX25_INT_NANDFC 33 -#define MX25_INT_LCDC 39 +#define MX25_INT_I2C1 3 +#define MX25_INT_I2C2 4 +#define MX25_INT_I2C3 10 +#define MX25_INT_DRYICE 25 +#define MX25_INT_FEC 57 +#define MX25_INT_NANDFC 33 +#define MX25_INT_LCDC 39 #if defined(IMX_NEEDS_DEPRECATED_SYMBOLS) #define UART1_BASE_ADDR MX25_UART1_BASE_ADDR -- cgit v1.2.3-70-g09d2 From c69871597dd173af2d7615429c0ee6aa10fae42b Mon Sep 17 00:00:00 2001 From: Uwe Kleine-König Date: Wed, 16 Jun 2010 17:25:40 +0200 Subject: ARM: imx: dynamically register imx-i2c devices (imx27) MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Signed-off-by: Uwe Kleine-König --- arch/arm/mach-imx/Kconfig | 5 +++++ arch/arm/mach-imx/devices-imx27.h | 5 +++++ arch/arm/mach-imx/devices.c | 26 -------------------------- arch/arm/mach-imx/devices.h | 4 ---- arch/arm/mach-imx/mach-cpuimx27.c | 5 ++--- arch/arm/mach-imx/mach-mx27ads.c | 5 ++--- arch/arm/mach-imx/mach-mxt_td60.c | 9 ++++----- arch/arm/mach-imx/mach-pca100.c | 5 ++--- arch/arm/mach-imx/mach-pcm038.c | 5 ++--- arch/arm/plat-mxc/include/mach/mx27.h | 4 ++-- 10 files changed, 24 insertions(+), 49 deletions(-) (limited to 'arch/arm/plat-mxc/include/mach') diff --git a/arch/arm/mach-imx/Kconfig b/arch/arm/mach-imx/Kconfig index 3f88d4a0b89..2bf807818fd 100644 --- a/arch/arm/mach-imx/Kconfig +++ b/arch/arm/mach-imx/Kconfig @@ -82,6 +82,7 @@ comment "MX27 platforms:" config MACH_MX27ADS bool "MX27ADS platform" + select IMX_HAVE_PLATFORM_IMX_I2C select IMX_HAVE_PLATFORM_MXC_NAND help Include support for MX27ADS platform. This includes specific @@ -89,6 +90,7 @@ config MACH_MX27ADS config MACH_PCM038 bool "Phytec phyCORE-i.MX27 CPU module (pcm038)" + select IMX_HAVE_PLATFORM_IMX_I2C select IMX_HAVE_PLATFORM_MXC_NAND select MXC_ULPI if USB_ULPI help @@ -111,6 +113,7 @@ endchoice config MACH_CPUIMX27 bool "Eukrea CPUIMX27 module" + select IMX_HAVE_PLATFORM_IMX_I2C select IMX_HAVE_PLATFORM_MXC_NAND help Include support for Eukrea CPUIMX27 platform. This includes @@ -151,6 +154,7 @@ config MACH_IMX27LITE config MACH_PCA100 bool "Phytec phyCARD-s (pca100)" + select IMX_HAVE_PLATFORM_IMX_I2C select IMX_HAVE_PLATFORM_MXC_NAND select MXC_ULPI if USB_ULPI help @@ -159,6 +163,7 @@ config MACH_PCA100 config MACH_MXT_TD60 bool "Maxtrack i-MXT TD60" + select IMX_HAVE_PLATFORM_IMX_I2C select IMX_HAVE_PLATFORM_MXC_NAND help Include support for i-MXT (aka td60) platform. This diff --git a/arch/arm/mach-imx/devices-imx27.h b/arch/arm/mach-imx/devices-imx27.h index b2f6a12c88d..5e0c40c9201 100644 --- a/arch/arm/mach-imx/devices-imx27.h +++ b/arch/arm/mach-imx/devices-imx27.h @@ -9,5 +9,10 @@ #include #include +#define imx27_add_i2c_imx0(pdata) \ + imx_add_imx_i2c(0, MX27_I2C1_BASE_ADDR, SZ_4K, MX27_INT_I2C1, pdata) +#define imx27_add_i2c_imx1(pdata) \ + imx_add_imx_i2c(1, MX27_I2C2_BASE_ADDR, SZ_4K, MX27_INT_I2C2, pdata) + #define imx27_add_mxc_nand(pdata) \ imx_add_mxc_nand_v1(MX27_NFC_BASE_ADDR, MX27_INT_NANDFC, pdata) diff --git a/arch/arm/mach-imx/devices.c b/arch/arm/mach-imx/devices.c index b9f5b69df8f..f8641c2c905 100644 --- a/arch/arm/mach-imx/devices.c +++ b/arch/arm/mach-imx/devices.c @@ -368,32 +368,6 @@ struct platform_device mxc_fec_device = { }; #endif -#ifdef CONFIG_MACH_MX27 -#define DEFINE_IMX_I2C_DEVICE(n, baseaddr, irq) \ - static struct resource mxc_i2c_resources ## n[] = { \ - { \ - .start = baseaddr, \ - .end = baseaddr + SZ_4K - 1, \ - .flags = IORESOURCE_MEM, \ - }, { \ - .start = irq, \ - .end = irq, \ - .flags = IORESOURCE_IRQ, \ - } \ - }; \ - \ - struct platform_device mxc_i2c_device ## n = { \ - .name = "imx-i2c", \ - .id = n, \ - .num_resources = ARRAY_SIZE(mxc_i2c_resources ## n), \ - .resource = mxc_i2c_resources ## n, \ - } - -DEFINE_IMX_I2C_DEVICE(0, MX2x_I2C_BASE_ADDR, MX2x_INT_I2C); - -DEFINE_IMX_I2C_DEVICE(1, MX27_I2C2_BASE_ADDR, MX27_INT_I2C2); -#endif - static struct resource mxc_pwm_resources[] = { { .start = MX2x_PWM_BASE_ADDR, diff --git a/arch/arm/mach-imx/devices.h b/arch/arm/mach-imx/devices.h index dcaa4f96ed3..4fe99354f22 100644 --- a/arch/arm/mach-imx/devices.h +++ b/arch/arm/mach-imx/devices.h @@ -28,10 +28,6 @@ extern struct platform_device mxc_w1_master_device; extern struct platform_device mxc_fb_device; extern struct platform_device mxc_fec_device; extern struct platform_device mxc_pwm_device; -#ifdef CONFIG_MACH_MX27 -extern struct platform_device mxc_i2c_device0; -extern struct platform_device mxc_i2c_device1; -#endif extern struct platform_device mxc_sdhc_device0; extern struct platform_device mxc_sdhc_device1; extern struct platform_device mxc_otg_udc_device; diff --git a/arch/arm/mach-imx/mach-cpuimx27.c b/arch/arm/mach-imx/mach-cpuimx27.c index 5d07c2ab471..06dcd23f51f 100644 --- a/arch/arm/mach-imx/mach-cpuimx27.c +++ b/arch/arm/mach-imx/mach-cpuimx27.c @@ -35,7 +35,6 @@ #include #include #include -#include #include #include #include @@ -131,7 +130,7 @@ static struct platform_device *platform_devices[] __initdata = { &mxc_fec_device, }; -static struct imxi2c_platform_data eukrea_cpuimx27_i2c_1_data = { +static const struct imxi2c_platform_data cpuimx27_i2c1_data __initconst = { .bitrate = 100000, }; @@ -196,7 +195,7 @@ static void __init eukrea_cpuimx27_init(void) i2c_register_board_info(0, eukrea_cpuimx27_i2c_devices, ARRAY_SIZE(eukrea_cpuimx27_i2c_devices)); - mxc_register_device(&mxc_i2c_device0, &eukrea_cpuimx27_i2c_1_data); + imx27_add_i2c_imx1(&cpuimx27_i2c1_data); platform_add_devices(platform_devices, ARRAY_SIZE(platform_devices)); diff --git a/arch/arm/mach-imx/mach-mx27ads.c b/arch/arm/mach-imx/mach-mx27ads.c index 1a3ebf5dab2..f1ee335ad24 100644 --- a/arch/arm/mach-imx/mach-mx27ads.c +++ b/arch/arm/mach-imx/mach-mx27ads.c @@ -31,7 +31,6 @@ #include #include #include -#include #include #include @@ -195,7 +194,7 @@ static struct platform_device mx27ads_nor_mtd_device = { .resource = &mx27ads_flash_resource, }; -static struct imxi2c_platform_data mx27ads_i2c_data = { +static const struct imxi2c_platform_data mx27ads_i2c1_data __initconst = { .bitrate = 100000, }; @@ -322,7 +321,7 @@ static void __init mx27ads_board_init(void) /* only the i2c master 1 is used on this CPU card */ i2c_register_board_info(1, mx27ads_i2c_devices, ARRAY_SIZE(mx27ads_i2c_devices)); - mxc_register_device(&mxc_i2c_device1, &mx27ads_i2c_data); + imx27_add_i2c_imx1(&mx27ads_i2c1_data); mxc_register_device(&mxc_fb_device, &mx27ads_fb_data); mxc_register_device(&mxc_sdhc_device0, &sdhc1_pdata); mxc_register_device(&mxc_sdhc_device1, &sdhc2_pdata); diff --git a/arch/arm/mach-imx/mach-mxt_td60.c b/arch/arm/mach-imx/mach-mxt_td60.c index 447c68fe438..b80b41ea2c7 100644 --- a/arch/arm/mach-imx/mach-mxt_td60.c +++ b/arch/arm/mach-imx/mach-mxt_td60.c @@ -31,7 +31,6 @@ #include #include #include -#include #include #include #include @@ -131,7 +130,7 @@ mxt_td60_nand_board_info __initconst = { .hw_ecc = 1, }; -static struct imxi2c_platform_data mxt_td60_i2c_data = { +static const struct imxi2c_platform_data mxt_td60_i2c0_data __initconst = { .bitrate = 100000, }; @@ -171,7 +170,7 @@ static struct i2c_board_info mxt_td60_i2c_devices[] = { }, }; -static struct imxi2c_platform_data mxt_td60_i2c2_data = { +static const struct imxi2c_platform_data mxt_td60_i2c1_data __initconst = { .bitrate = 100000, }; @@ -263,8 +262,8 @@ static void __init mxt_td60_board_init(void) i2c_register_board_info(1, mxt_td60_i2c2_devices, ARRAY_SIZE(mxt_td60_i2c2_devices)); - mxc_register_device(&mxc_i2c_device0, &mxt_td60_i2c_data); - mxc_register_device(&mxc_i2c_device1, &mxt_td60_i2c2_data); + imx27_add_i2c_imx0(&mxt_td60_i2c0_data); + imx27_add_i2c_imx1(&mxt_td60_i2c1_data); mxc_register_device(&mxc_fb_device, &mxt_td60_fb_data); mxc_register_device(&mxc_sdhc_device0, &sdhc1_pdata); diff --git a/arch/arm/mach-imx/mach-pca100.c b/arch/arm/mach-imx/mach-pca100.c index 6efbc6e13be..6501a7a5b18 100644 --- a/arch/arm/mach-imx/mach-pca100.c +++ b/arch/arm/mach-imx/mach-pca100.c @@ -36,7 +36,6 @@ #include #include #include -#include #include #if defined(CONFIG_SPI_IMX) || defined(CONFIG_SPI_IMX_MODULE) #include @@ -150,7 +149,7 @@ static struct platform_device *platform_devices[] __initdata = { &mxc_wdt, }; -static struct imxi2c_platform_data pca100_i2c_1_data = { +static const struct imxi2c_platform_data pca100_i2c1_data __initconst = { .bitrate = 100000, }; @@ -333,7 +332,7 @@ static void __init pca100_init(void) i2c_register_board_info(1, pca100_i2c_devices, ARRAY_SIZE(pca100_i2c_devices)); - mxc_register_device(&mxc_i2c_device1, &pca100_i2c_1_data); + imx27_add_i2c_imx1(&pca100_i2c1_data); mxc_gpio_mode(GPIO_PORTD | 28 | GPIO_GPIO | GPIO_OUT); mxc_gpio_mode(GPIO_PORTD | 27 | GPIO_GPIO | GPIO_OUT); diff --git a/arch/arm/mach-imx/mach-pcm038.c b/arch/arm/mach-imx/mach-pcm038.c index bc44d6faf47..7559e0f7527 100644 --- a/arch/arm/mach-imx/mach-pcm038.c +++ b/arch/arm/mach-imx/mach-pcm038.c @@ -35,7 +35,6 @@ #include #include #include -#include #include #include #include @@ -194,7 +193,7 @@ static void __init pcm038_init_sram(void) mx27_setup_weimcs(1, 0x0000d843, 0x22252521, 0x22220a00); } -static struct imxi2c_platform_data pcm038_i2c_1_data = { +static const struct imxi2c_platform_data pcm038_i2c1_data __initconst = { .bitrate = 100000, }; @@ -318,7 +317,7 @@ static void __init pcm038_init(void) i2c_register_board_info(1, pcm038_i2c_devices, ARRAY_SIZE(pcm038_i2c_devices)); - mxc_register_device(&mxc_i2c_device1, &pcm038_i2c_1_data); + imx27_add_i2c_imx1(&pcm038_i2c1_data); /* PE18 for user-LED D40 */ mxc_gpio_mode(GPIO_PORTE | 18 | GPIO_GPIO | GPIO_OUT); diff --git a/arch/arm/plat-mxc/include/mach/mx27.h b/arch/arm/plat-mxc/include/mach/mx27.h index bae9cd75bee..a8ab2e02a8c 100644 --- a/arch/arm/plat-mxc/include/mach/mx27.h +++ b/arch/arm/plat-mxc/include/mach/mx27.h @@ -48,7 +48,7 @@ #define MX27_CSPI2_BASE_ADDR (MX27_AIPI_BASE_ADDR + 0x0f000) #define MX27_SSI1_BASE_ADDR (MX27_AIPI_BASE_ADDR + 0x10000) #define MX27_SSI2_BASE_ADDR (MX27_AIPI_BASE_ADDR + 0x11000) -#define MX27_I2C_BASE_ADDR (MX27_AIPI_BASE_ADDR + 0x12000) +#define MX27_I2C1_BASE_ADDR (MX27_AIPI_BASE_ADDR + 0x12000) #define MX27_SDHC1_BASE_ADDR (MX27_AIPI_BASE_ADDR + 0x13000) #define MX27_SDHC2_BASE_ADDR (MX27_AIPI_BASE_ADDR + 0x14000) #define MX27_GPIO_BASE_ADDR (MX27_AIPI_BASE_ADDR + 0x15000) @@ -150,7 +150,7 @@ static inline void mx27_setup_weimcs(size_t cs, #define MX27_INT_SDHC3 9 #define MX27_INT_SDHC2 10 #define MX27_INT_SDHC1 11 -#define MX27_INT_I2C 12 +#define MX27_INT_I2C1 12 #define MX27_INT_SSI2 13 #define MX27_INT_SSI1 14 #define MX27_INT_CSPI2 15 -- cgit v1.2.3-70-g09d2 From 4a9b8b0b061ef750b5ef31d1e9d2fa0206731f2f Mon Sep 17 00:00:00 2001 From: Uwe Kleine-König Date: Wed, 16 Jun 2010 18:03:05 +0200 Subject: ARM: imx: dynamically register imx-i2c devices (imx31) MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Signed-off-by: Uwe Kleine-König --- arch/arm/mach-mx3/Kconfig | 4 ++++ arch/arm/mach-mx3/devices-imx31.h | 7 +++++++ arch/arm/mach-mx3/devices.c | 2 ++ arch/arm/mach-mx3/devices.h | 2 ++ arch/arm/mach-mx3/mach-armadillo5x0.c | 2 +- arch/arm/mach-mx3/mach-mx31ads.c | 3 ++- arch/arm/mach-mx3/mach-mx31moboard.c | 10 +++++----- arch/arm/mach-mx3/mach-pcm037.c | 9 ++++----- arch/arm/plat-mxc/include/mach/mx31.h | 4 ++-- 9 files changed, 29 insertions(+), 14 deletions(-) (limited to 'arch/arm/plat-mxc/include/mach') diff --git a/arch/arm/mach-mx3/Kconfig b/arch/arm/mach-mx3/Kconfig index 5611b2376f1..557a20b4883 100644 --- a/arch/arm/mach-mx3/Kconfig +++ b/arch/arm/mach-mx3/Kconfig @@ -15,6 +15,7 @@ comment "MX3 platforms:" config MACH_MX31ADS bool "Support MX31ADS platforms" select ARCH_MX31 + select IMX_HAVE_PLATFORM_IMX_I2C default y help Include support for MX31ADS platform. This includes specific @@ -34,6 +35,7 @@ config MACH_MX31ADS_WM1133_EV1 config MACH_PCM037 bool "Support Phytec pcm037 (i.MX31) platforms" select ARCH_MX31 + select IMX_HAVE_PLATFORM_IMX_I2C select IMX_HAVE_PLATFORM_MXC_NAND select MXC_ULPI if USB_ULPI help @@ -77,6 +79,7 @@ config MACH_MX31_3DS_MXC_NAND_USE_BBT config MACH_MX31MOBOARD bool "Support mx31moboard platforms (EPFL Mobots group)" select ARCH_MX31 + select IMX_HAVE_PLATFORM_IMX_I2C select MXC_ULPI if USB_ULPI help Include support for mx31moboard platform. This includes specific @@ -109,6 +112,7 @@ config MACH_PCM043 config MACH_ARMADILLO5X0 bool "Support Atmark Armadillo-500 Development Base Board" select ARCH_MX31 + select IMX_HAVE_PLATFORM_IMX_I2C select IMX_HAVE_PLATFORM_MXC_NAND select MXC_ULPI if USB_ULPI help diff --git a/arch/arm/mach-mx3/devices-imx31.h b/arch/arm/mach-mx3/devices-imx31.h index 8bd8b3808ca..56bc1e1ca8d 100644 --- a/arch/arm/mach-mx3/devices-imx31.h +++ b/arch/arm/mach-mx3/devices-imx31.h @@ -9,5 +9,12 @@ #include #include +#define imx31_add_imx_i2c0(pdata) \ + imx_add_imx_i2c(0, MX31_I2C1_BASE_ADDR, SZ_4K, MX31_INT_I2C1, pdata) +#define imx31_add_imx_i2c1(pdata) \ + imx_add_imx_i2c(1, MX31_I2C2_BASE_ADDR, SZ_4K, MX31_INT_I2C2, pdata) +#define imx31_add_imx_i2c2(pdata) \ + imx_add_imx_i2c(2, MX31_I2C3_BASE_ADDR, SZ_4K, MX31_INT_I2C3, pdata) + #define imx31_add_mxc_nand(pdata) \ imx_add_mxc_nand_v1(MX31_NFC_BASE_ADDR, MX31_INT_NANDFC, pdata) diff --git a/arch/arm/mach-mx3/devices.c b/arch/arm/mach-mx3/devices.c index c8db84942bf..0743214127a 100644 --- a/arch/arm/mach-mx3/devices.c +++ b/arch/arm/mach-mx3/devices.c @@ -167,6 +167,7 @@ struct platform_device mxc_w1_master_device = { .resource = mxc_w1_master_resources, }; +#if defined(CONFIG_ARCH_MX35) static struct resource mxc_i2c0_resources[] = { { .start = I2C_BASE_ADDR, @@ -223,6 +224,7 @@ struct platform_device mxc_i2c_device2 = { .num_resources = ARRAY_SIZE(mxc_i2c2_resources), .resource = mxc_i2c2_resources, }; +#endif #ifdef CONFIG_ARCH_MX31 static struct resource mxcsdhc0_resources[] = { diff --git a/arch/arm/mach-mx3/devices.h b/arch/arm/mach-mx3/devices.h index 4a224e6dc5e..e108fa3f5d7 100644 --- a/arch/arm/mach-mx3/devices.h +++ b/arch/arm/mach-mx3/devices.h @@ -5,9 +5,11 @@ extern struct platform_device mxc_uart_device2; extern struct platform_device mxc_uart_device3; extern struct platform_device mxc_uart_device4; extern struct platform_device mxc_w1_master_device; +#if defined(CONFIG_ARCH_MX35) extern struct platform_device mxc_i2c_device0; extern struct platform_device mxc_i2c_device1; extern struct platform_device mxc_i2c_device2; +#endif extern struct platform_device mx3_ipu; extern struct platform_device mx3_fb; extern struct platform_device mx3_camera; diff --git a/arch/arm/mach-mx3/mach-armadillo5x0.c b/arch/arm/mach-mx3/mach-armadillo5x0.c index 633107a69ac..423ffe774ea 100644 --- a/arch/arm/mach-mx3/mach-armadillo5x0.c +++ b/arch/arm/mach-mx3/mach-armadillo5x0.c @@ -499,7 +499,6 @@ static struct imxuart_platform_data uart_pdata = { static struct platform_device *devices[] __initdata = { &armadillo5x0_smc911x_device, - &mxc_i2c_device1, &armadillo5x0_button_device, }; @@ -512,6 +511,7 @@ static void __init armadillo5x0_init(void) ARRAY_SIZE(armadillo5x0_pins), "armadillo5x0"); platform_add_devices(devices, ARRAY_SIZE(devices)); + imx31_add_imx_i2c1(NULL); /* Register UART */ mxc_register_device(&mxc_uart_device0, &uart_pdata); diff --git a/arch/arm/mach-mx3/mach-mx31ads.c b/arch/arm/mach-mx3/mach-mx31ads.c index a68b86826e8..b6dc6c848b5 100644 --- a/arch/arm/mach-mx3/mach-mx31ads.c +++ b/arch/arm/mach-mx3/mach-mx31ads.c @@ -38,6 +38,7 @@ #include #endif +#include "devices-imx31.h" #include "devices.h" /* Base address of PBC controller */ @@ -500,7 +501,7 @@ static void mxc_init_i2c(void) mxc_iomux_mode(IOMUX_MODE(MX31_PIN_CSPI2_MOSI, IOMUX_CONFIG_ALT1)); mxc_iomux_mode(IOMUX_MODE(MX31_PIN_CSPI2_MISO, IOMUX_CONFIG_ALT1)); - mxc_register_device(&mxc_i2c_device1, NULL); + imx31_add_imx_i2c1(NULL); } #else static void mxc_init_i2c(void) diff --git a/arch/arm/mach-mx3/mach-mx31moboard.c b/arch/arm/mach-mx3/mach-mx31moboard.c index 545cfdd7e4e..dd51d08f259 100644 --- a/arch/arm/mach-mx3/mach-mx31moboard.c +++ b/arch/arm/mach-mx3/mach-mx31moboard.c @@ -41,13 +41,13 @@ #include #include #include -#include #include #include #include #include #include +#include "devices-imx31.h" #include "devices.h" static unsigned int moboard_pins[] = { @@ -139,11 +139,11 @@ static struct imxuart_platform_data uart4_pdata = { .flags = IMXUART_HAVE_RTSCTS, }; -static struct imxi2c_platform_data moboard_i2c0_pdata = { +static const struct imxi2c_platform_data moboard_i2c0_data __initconst = { .bitrate = 400000, }; -static struct imxi2c_platform_data moboard_i2c1_pdata = { +static const struct imxi2c_platform_data moboard_i2c1_data __initconst = { .bitrate = 100000, }; @@ -499,8 +499,8 @@ static void __init mxc_board_init(void) mxc_register_device(&mxc_uart_device4, &uart4_pdata); - mxc_register_device(&mxc_i2c_device0, &moboard_i2c0_pdata); - mxc_register_device(&mxc_i2c_device1, &moboard_i2c1_pdata); + imx31_add_imx_i2c0(&moboard_i2c0_data); + imx31_add_imx_i2c1(&moboard_i2c1_data); mxc_register_device(&mxc_spi_device1, &moboard_spi1_master); mxc_register_device(&mxc_spi_device2, &moboard_spi2_master); diff --git a/arch/arm/mach-mx3/mach-pcm037.c b/arch/arm/mach-mx3/mach-pcm037.c index d7fef469990..7e3fc470d55 100644 --- a/arch/arm/mach-mx3/mach-pcm037.c +++ b/arch/arm/mach-mx3/mach-pcm037.c @@ -41,7 +41,6 @@ #include #include #include -#include #include #include #include @@ -280,11 +279,11 @@ pcm037_nand_board_info __initconst = { .hw_ecc = 1, }; -static struct imxi2c_platform_data pcm037_i2c_1_data = { +static const struct imxi2c_platform_data pcm037_i2c1_data __initconst = { .bitrate = 100000, }; -static struct imxi2c_platform_data pcm037_i2c_2_data = { +static const struct imxi2c_platform_data pcm037_i2c2_data __initconst = { .bitrate = 20000, }; @@ -630,8 +629,8 @@ static void __init mxc_board_init(void) i2c_register_board_info(1, pcm037_i2c_devices, ARRAY_SIZE(pcm037_i2c_devices)); - mxc_register_device(&mxc_i2c_device1, &pcm037_i2c_1_data); - mxc_register_device(&mxc_i2c_device2, &pcm037_i2c_2_data); + imx31_add_imx_i2c1(&pcm037_i2c1_data); + imx31_add_imx_i2c2(&pcm037_i2c2_data); imx31_add_mxc_nand(&pcm037_nand_board_info); mxc_register_device(&mxcsdhc_device0, &sdhc_pdata); diff --git a/arch/arm/plat-mxc/include/mach/mx31.h b/arch/arm/plat-mxc/include/mach/mx31.h index fb90e119c2b..afee3ab9d62 100644 --- a/arch/arm/plat-mxc/include/mach/mx31.h +++ b/arch/arm/plat-mxc/include/mach/mx31.h @@ -23,7 +23,7 @@ #define MX31_ETB_SLOT4_BASE_ADDR (MX31_AIPS1_BASE_ADDR + 0x10000) #define MX31_ETB_SLOT5_BASE_ADDR (MX31_AIPS1_BASE_ADDR + 0x14000) #define MX31_ECT_CTIO_BASE_ADDR (MX31_AIPS1_BASE_ADDR + 0x18000) -#define MX31_I2C_BASE_ADDR (MX31_AIPS1_BASE_ADDR + 0x80000) +#define MX31_I2C1_BASE_ADDR (MX31_AIPS1_BASE_ADDR + 0x80000) #define MX31_I2C3_BASE_ADDR (MX31_AIPS1_BASE_ADDR + 0x84000) #define MX31_OTG_BASE_ADDR (MX31_AIPS1_BASE_ADDR + 0x88000) #define MX31_ATA_BASE_ADDR (MX31_AIPS1_BASE_ADDR + 0x8c000) @@ -145,7 +145,7 @@ static inline void mx31_setup_weimcs(size_t cs, #define MX31_INT_FIRI 7 #define MX31_INT_MMC_SDHC2 8 #define MX31_INT_MMC_SDHC1 9 -#define MX31_INT_I2C 10 +#define MX31_INT_I2C1 10 #define MX31_INT_SSI2 11 #define MX31_INT_SSI1 12 #define MX31_INT_CSPI2 13 -- cgit v1.2.3-70-g09d2 From 7cdc8fa7120f97f40d36547854ae127dc0318e3a Mon Sep 17 00:00:00 2001 From: Uwe Kleine-König Date: Wed, 16 Jun 2010 19:25:34 +0200 Subject: ARM: imx: dynamically register imx-i2c devices (imx35) MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Signed-off-by: Uwe Kleine-König --- arch/arm/mach-mx3/Kconfig | 1 + arch/arm/mach-mx3/devices-imx35.h | 7 +++++ arch/arm/mach-mx3/devices.c | 59 ----------------------------------- arch/arm/mach-mx3/devices.h | 5 --- arch/arm/mach-mx3/mach-pcm043.c | 7 ++--- arch/arm/plat-mxc/include/mach/mx35.h | 4 +-- 6 files changed, 12 insertions(+), 71 deletions(-) (limited to 'arch/arm/plat-mxc/include/mach') diff --git a/arch/arm/mach-mx3/Kconfig b/arch/arm/mach-mx3/Kconfig index 557a20b4883..b8a7610ade1 100644 --- a/arch/arm/mach-mx3/Kconfig +++ b/arch/arm/mach-mx3/Kconfig @@ -103,6 +103,7 @@ config MACH_QONG config MACH_PCM043 bool "Support Phytec pcm043 (i.MX35) platforms" select ARCH_MX35 + select IMX_HAVE_PLATFORM_IMX_I2C select IMX_HAVE_PLATFORM_MXC_NAND select MXC_ULPI if USB_ULPI help diff --git a/arch/arm/mach-mx3/devices-imx35.h b/arch/arm/mach-mx3/devices-imx35.h index 69dac76a790..6d993ae1d05 100644 --- a/arch/arm/mach-mx3/devices-imx35.h +++ b/arch/arm/mach-mx3/devices-imx35.h @@ -9,5 +9,12 @@ #include #include +#define imx35_add_imx_i2c0(pdata) \ + imx_add_imx_i2c(0, MX35_I2C1_BASE_ADDR, SZ_4K, MX35_INT_I2C1, pdata) +#define imx35_add_imx_i2c1(pdata) \ + imx_add_imx_i2c(1, MX35_I2C2_BASE_ADDR, SZ_4K, MX35_INT_I2C2, pdata) +#define imx35_add_imx_i2c2(pdata) \ + imx_add_imx_i2c(2, MX35_I2C3_BASE_ADDR, SZ_4K, MX35_INT_I2C3, pdata) + #define imx35_add_mxc_nand(pdata) \ imx_add_mxc_nand_v21(MX35_NFC_BASE_ADDR, MX35_INT_NANDFC, pdata) diff --git a/arch/arm/mach-mx3/devices.c b/arch/arm/mach-mx3/devices.c index 0743214127a..a285b1660c8 100644 --- a/arch/arm/mach-mx3/devices.c +++ b/arch/arm/mach-mx3/devices.c @@ -167,65 +167,6 @@ struct platform_device mxc_w1_master_device = { .resource = mxc_w1_master_resources, }; -#if defined(CONFIG_ARCH_MX35) -static struct resource mxc_i2c0_resources[] = { - { - .start = I2C_BASE_ADDR, - .end = I2C_BASE_ADDR + SZ_4K - 1, - .flags = IORESOURCE_MEM, - }, { - .start = MXC_INT_I2C, - .end = MXC_INT_I2C, - .flags = IORESOURCE_IRQ, - }, -}; - -struct platform_device mxc_i2c_device0 = { - .name = "imx-i2c", - .id = 0, - .num_resources = ARRAY_SIZE(mxc_i2c0_resources), - .resource = mxc_i2c0_resources, -}; - -static struct resource mxc_i2c1_resources[] = { - { - .start = I2C2_BASE_ADDR, - .end = I2C2_BASE_ADDR + SZ_4K - 1, - .flags = IORESOURCE_MEM, - }, { - .start = MXC_INT_I2C2, - .end = MXC_INT_I2C2, - .flags = IORESOURCE_IRQ, - }, -}; - -struct platform_device mxc_i2c_device1 = { - .name = "imx-i2c", - .id = 1, - .num_resources = ARRAY_SIZE(mxc_i2c1_resources), - .resource = mxc_i2c1_resources, -}; - -static struct resource mxc_i2c2_resources[] = { - { - .start = I2C3_BASE_ADDR, - .end = I2C3_BASE_ADDR + SZ_4K - 1, - .flags = IORESOURCE_MEM, - }, { - .start = MXC_INT_I2C3, - .end = MXC_INT_I2C3, - .flags = IORESOURCE_IRQ, - }, -}; - -struct platform_device mxc_i2c_device2 = { - .name = "imx-i2c", - .id = 2, - .num_resources = ARRAY_SIZE(mxc_i2c2_resources), - .resource = mxc_i2c2_resources, -}; -#endif - #ifdef CONFIG_ARCH_MX31 static struct resource mxcsdhc0_resources[] = { { diff --git a/arch/arm/mach-mx3/devices.h b/arch/arm/mach-mx3/devices.h index e108fa3f5d7..c50596addfc 100644 --- a/arch/arm/mach-mx3/devices.h +++ b/arch/arm/mach-mx3/devices.h @@ -5,11 +5,6 @@ extern struct platform_device mxc_uart_device2; extern struct platform_device mxc_uart_device3; extern struct platform_device mxc_uart_device4; extern struct platform_device mxc_w1_master_device; -#if defined(CONFIG_ARCH_MX35) -extern struct platform_device mxc_i2c_device0; -extern struct platform_device mxc_i2c_device1; -extern struct platform_device mxc_i2c_device2; -#endif extern struct platform_device mx3_ipu; extern struct platform_device mx3_fb; extern struct platform_device mx3_camera; diff --git a/arch/arm/mach-mx3/mach-pcm043.c b/arch/arm/mach-mx3/mach-pcm043.c index 58de3055b85..21305c67afc 100644 --- a/arch/arm/mach-mx3/mach-pcm043.c +++ b/arch/arm/mach-mx3/mach-pcm043.c @@ -37,9 +37,6 @@ #include #include #include -#if defined CONFIG_I2C_IMX || defined CONFIG_I2C_IMX_MODULE -#include -#endif #include #include #include @@ -123,7 +120,7 @@ static struct imxuart_platform_data uart_pdata = { }; #if defined CONFIG_I2C_IMX || defined CONFIG_I2C_IMX_MODULE -static struct imxi2c_platform_data pcm043_i2c_1_data = { +static const struct imxi2c_platform_data pcm043_i2c0_data __initconst = { .bitrate = 50000, }; @@ -368,7 +365,7 @@ static void __init mxc_board_init(void) i2c_register_board_info(0, pcm043_i2c_devices, ARRAY_SIZE(pcm043_i2c_devices)); - mxc_register_device(&mxc_i2c_device0, &pcm043_i2c_1_data); + imx35_add_imx_i2c0(&pcm043_i2c0_data); #endif mxc_register_device(&mx3_ipu, &mx3_ipu_data); diff --git a/arch/arm/plat-mxc/include/mach/mx35.h b/arch/arm/plat-mxc/include/mach/mx35.h index 526a55842ae..cda60c71512 100644 --- a/arch/arm/plat-mxc/include/mach/mx35.h +++ b/arch/arm/plat-mxc/include/mach/mx35.h @@ -18,7 +18,7 @@ #define MX35_ETB_SLOT4_BASE_ADDR (MX35_AIPS1_BASE_ADDR + 0x10000) #define MX35_ETB_SLOT5_BASE_ADDR (MX35_AIPS1_BASE_ADDR + 0x14000) #define MX35_ECT_CTIO_BASE_ADDR (MX35_AIPS1_BASE_ADDR + 0x18000) -#define MX35_I2C_BASE_ADDR (MX35_AIPS1_BASE_ADDR + 0x80000) +#define MX35_I2C1_BASE_ADDR (MX35_AIPS1_BASE_ADDR + 0x80000) #define MX35_I2C3_BASE_ADDR (MX35_AIPS1_BASE_ADDR + 0x84000) #define MX35_UART1_BASE_ADDR (MX35_AIPS1_BASE_ADDR + 0x90000) #define MX35_UART2_BASE_ADDR (MX35_AIPS1_BASE_ADDR + 0x94000) @@ -123,7 +123,7 @@ #define MX35_INT_MMC_SDHC1 7 #define MX35_INT_MMC_SDHC2 8 #define MX35_INT_MMC_SDHC3 9 -#define MX35_INT_I2C 10 +#define MX35_INT_I2C1 10 #define MX35_INT_SSI1 11 #define MX35_INT_SSI2 12 #define MX35_INT_CSPI2 13 -- cgit v1.2.3-70-g09d2 From 0287073713d2d638bd89aff53750467af657da63 Mon Sep 17 00:00:00 2001 From: Uwe Kleine-König Date: Mon, 21 Jun 2010 18:02:55 +0200 Subject: ARM: imx: dynamically register spi_imx devices (generic part) MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Signed-off-by: Uwe Kleine-König --- arch/arm/plat-mxc/devices/Kconfig | 3 +++ arch/arm/plat-mxc/devices/Makefile | 1 + arch/arm/plat-mxc/devices/platform-spi_imx.c | 30 +++++++++++++++++++++++++ arch/arm/plat-mxc/include/mach/devices-common.h | 5 +++++ 4 files changed, 39 insertions(+) create mode 100644 arch/arm/plat-mxc/devices/platform-spi_imx.c (limited to 'arch/arm/plat-mxc/include/mach') diff --git a/arch/arm/plat-mxc/devices/Kconfig b/arch/arm/plat-mxc/devices/Kconfig index c50a7d60a0b..166c0c88354 100644 --- a/arch/arm/plat-mxc/devices/Kconfig +++ b/arch/arm/plat-mxc/devices/Kconfig @@ -3,3 +3,6 @@ config IMX_HAVE_PLATFORM_IMX_I2C config IMX_HAVE_PLATFORM_MXC_NAND bool + +config IMX_HAVE_PLATFORM_SPI_IMX + bool diff --git a/arch/arm/plat-mxc/devices/Makefile b/arch/arm/plat-mxc/devices/Makefile index 4a2b2dec131..ceb6a424595 100644 --- a/arch/arm/plat-mxc/devices/Makefile +++ b/arch/arm/plat-mxc/devices/Makefile @@ -1,2 +1,3 @@ obj-$(CONFIG_IMX_HAVE_PLATFORM_IMX_I2C) += platform-imx-i2c.o obj-$(CONFIG_IMX_HAVE_PLATFORM_MXC_NAND) += platform-mxc_nand.o +obj-$(CONFIG_IMX_HAVE_PLATFORM_SPI_IMX) += platform-spi_imx.o diff --git a/arch/arm/plat-mxc/devices/platform-spi_imx.c b/arch/arm/plat-mxc/devices/platform-spi_imx.c new file mode 100644 index 00000000000..2831a6d3eb4 --- /dev/null +++ b/arch/arm/plat-mxc/devices/platform-spi_imx.c @@ -0,0 +1,30 @@ +/* + * Copyright (C) 2009-2010 Pengutronix + * Uwe Kleine-Koenig + * + * This program is free software; you can redistribute it and/or modify it under + * the terms of the GNU General Public License version 2 as published by the + * Free Software Foundation. + */ +#include +#include + +struct platform_device *__init imx_add_spi_imx(int id, + resource_size_t iobase, resource_size_t iosize, int irq, + const struct spi_imx_master *pdata) +{ + struct resource res[] = { + { + .start = iobase, + .end = iobase + iosize - 1, + .flags = IORESOURCE_MEM, + }, { + .start = irq, + .end = irq, + .flags = IORESOURCE_IRQ, + }, + }; + + return imx_add_platform_device("spi_imx", id, res, ARRAY_SIZE(res), + pdata, sizeof(*pdata)); +} diff --git a/arch/arm/plat-mxc/include/mach/devices-common.h b/arch/arm/plat-mxc/include/mach/devices-common.h index 8388f9086e6..f67df8718b0 100644 --- a/arch/arm/plat-mxc/include/mach/devices-common.h +++ b/arch/arm/plat-mxc/include/mach/devices-common.h @@ -24,3 +24,8 @@ struct platform_device *__init imx_add_mxc_nand_v1(resource_size_t iobase, int irq, const struct mxc_nand_platform_data *pdata); struct platform_device *__init imx_add_mxc_nand_v21(resource_size_t iobase, int irq, const struct mxc_nand_platform_data *pdata); + +#include +struct platform_device *__init imx_add_spi_imx(int id, + resource_size_t iobase, resource_size_t iosize, int irq, + const struct spi_imx_master *pdata); -- cgit v1.2.3-70-g09d2 From 63ddc5b01681567d10ddb94cb41390c77237cb62 Mon Sep 17 00:00:00 2001 From: Uwe Kleine-König Date: Mon, 21 Jun 2010 17:34:58 +0200 Subject: ARM: imx: dynamically register spi_imx devices (imx25) MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Signed-off-by: Uwe Kleine-König --- arch/arm/mach-mx25/devices-imx25.h | 7 +++++ arch/arm/mach-mx25/devices.c | 57 ----------------------------------- arch/arm/mach-mx25/devices.h | 3 -- arch/arm/plat-mxc/include/mach/mx25.h | 8 ++++- 4 files changed, 14 insertions(+), 61 deletions(-) (limited to 'arch/arm/plat-mxc/include/mach') diff --git a/arch/arm/mach-mx25/devices-imx25.h b/arch/arm/mach-mx25/devices-imx25.h index 6464be439e9..33a834e716c 100644 --- a/arch/arm/mach-mx25/devices-imx25.h +++ b/arch/arm/mach-mx25/devices-imx25.h @@ -18,3 +18,10 @@ #define imx25_add_mxc_nand(pdata) \ imx_add_mxc_nand_v21(MX25_NFC_BASE_ADDR, MX25_INT_NANDFC, pdata) + +#define imx25_add_spi_imx0(pdata) \ + imx_add_spi_imx(0, MX25_CSPI1_BASE_ADDR, SZ_16K, MX25_INT_CSPI1, pdata) +#define imx25_add_spi_imx1(pdata) \ + imx_add_spi_imx(1, MX25_CSPI2_BASE_ADDR, SZ_16K, MX25_INT_CSPI2, pdata) +#define imx25_add_spi_imx2(pdata) \ + imx_add_spi_imx(2, MX25_CSPI3_BASE_ADDR, SZ_16K, MX25_INT_CSPI3, pdata) diff --git a/arch/arm/mach-mx25/devices.c b/arch/arm/mach-mx25/devices.c index 1af852aa4e3..c267087fbc9 100644 --- a/arch/arm/mach-mx25/devices.c +++ b/arch/arm/mach-mx25/devices.c @@ -181,63 +181,6 @@ struct platform_device mxc_usbh2 = { .num_resources = ARRAY_SIZE(mxc_usbh2_resources), }; -static struct resource mxc_spi_resources0[] = { - { - .start = 0x43fa4000, - .end = 0x43fa7fff, - .flags = IORESOURCE_MEM, - }, { - .start = 14, - .end = 14, - .flags = IORESOURCE_IRQ, - }, -}; - -struct platform_device mxc_spi_device0 = { - .name = "spi_imx", - .id = 0, - .num_resources = ARRAY_SIZE(mxc_spi_resources0), - .resource = mxc_spi_resources0, -}; - -static struct resource mxc_spi_resources1[] = { - { - .start = 0x50010000, - .end = 0x50013fff, - .flags = IORESOURCE_MEM, - }, { - .start = 13, - .end = 13, - .flags = IORESOURCE_IRQ, - }, -}; - -struct platform_device mxc_spi_device1 = { - .name = "spi_imx", - .id = 1, - .num_resources = ARRAY_SIZE(mxc_spi_resources1), - .resource = mxc_spi_resources1, -}; - -static struct resource mxc_spi_resources2[] = { - { - .start = 0x50004000, - .end = 0x50007fff, - .flags = IORESOURCE_MEM, - }, { - .start = 0, - .end = 0, - .flags = IORESOURCE_IRQ, - }, -}; - -struct platform_device mxc_spi_device2 = { - .name = "spi_imx", - .id = 2, - .num_resources = ARRAY_SIZE(mxc_spi_resources2), - .resource = mxc_spi_resources2, -}; - static struct resource mxc_pwm_resources0[] = { { .start = 0x53fe0000, diff --git a/arch/arm/mach-mx25/devices.h b/arch/arm/mach-mx25/devices.h index f2775143d02..1f31cbcc041 100644 --- a/arch/arm/mach-mx25/devices.h +++ b/arch/arm/mach-mx25/devices.h @@ -6,9 +6,6 @@ extern struct platform_device mxc_uart_device4; extern struct platform_device mxc_otg; extern struct platform_device otg_udc_device; extern struct platform_device mxc_usbh2; -extern struct platform_device mxc_spi_device0; -extern struct platform_device mxc_spi_device1; -extern struct platform_device mxc_spi_device2; extern struct platform_device mxc_pwm_device0; extern struct platform_device mxc_pwm_device1; extern struct platform_device mxc_pwm_device2; diff --git a/arch/arm/plat-mxc/include/mach/mx25.h b/arch/arm/plat-mxc/include/mach/mx25.h index 1ebf33fedaa..16ac6b6d496 100644 --- a/arch/arm/plat-mxc/include/mach/mx25.h +++ b/arch/arm/plat-mxc/include/mach/mx25.h @@ -14,6 +14,7 @@ #define MX25_I2C1_BASE_ADDR (MX25_AIPS1_BASE_ADDR + 0x80000) #define MX25_I2C3_BASE_ADDR (MX25_AIPS1_BASE_ADDR + 0x84000) #define MX25_I2C2_BASE_ADDR (MX25_AIPS1_BASE_ADDR + 0x98000) +#define MX25_CSPI1_BASE_ADDR (MX25_AIPS1_BASE_ADDR + 0xa4000) #define MX25_IOMUXC_BASE_ADDR (MX25_AIPS1_BASE_ADDR + 0xac000) #define MX25_CRM_BASE_ADDR (MX25_AIPS2_BASE_ADDR + 0x80000) @@ -33,18 +34,23 @@ #define MX25_UART1_BASE_ADDR 0x43f90000 #define MX25_UART2_BASE_ADDR 0x43f94000 +#define MX25_CSPI3_BASE_ADDR 0x50004000 +#define MX25_CSPI2_BASE_ADDR 0x50010000 #define MX25_FEC_BASE_ADDR 0x50038000 #define MX25_NFC_BASE_ADDR 0xbb000000 #define MX25_DRYICE_BASE_ADDR 0x53ffc000 #define MX25_LCDC_BASE_ADDR 0x53fbc000 +#define MX25_INT_CSPI3 0 #define MX25_INT_I2C1 3 #define MX25_INT_I2C2 4 #define MX25_INT_I2C3 10 +#define MX25_INT_CSPI2 13 +#define MX25_INT_CSPI1 14 #define MX25_INT_DRYICE 25 -#define MX25_INT_FEC 57 #define MX25_INT_NANDFC 33 #define MX25_INT_LCDC 39 +#define MX25_INT_FEC 57 #if defined(IMX_NEEDS_DEPRECATED_SYMBOLS) #define UART1_BASE_ADDR MX25_UART1_BASE_ADDR -- cgit v1.2.3-70-g09d2 From 2db6823773760412706168be6378eef30c29808b Mon Sep 17 00:00:00 2001 From: Uwe Kleine-König Date: Tue, 22 Jun 2010 14:49:20 +0200 Subject: ARM: imx: dynamically register imx-uart devices (generic part) MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Signed-off-by: Uwe Kleine-König --- arch/arm/plat-mxc/devices/Kconfig | 3 ++ arch/arm/plat-mxc/devices/Makefile | 1 + arch/arm/plat-mxc/devices/platform-imx-uart.c | 60 +++++++++++++++++++++++++ arch/arm/plat-mxc/include/mach/devices-common.h | 11 +++++ 4 files changed, 75 insertions(+) create mode 100644 arch/arm/plat-mxc/devices/platform-imx-uart.c (limited to 'arch/arm/plat-mxc/include/mach') diff --git a/arch/arm/plat-mxc/devices/Kconfig b/arch/arm/plat-mxc/devices/Kconfig index 166c0c88354..09230f8c802 100644 --- a/arch/arm/plat-mxc/devices/Kconfig +++ b/arch/arm/plat-mxc/devices/Kconfig @@ -1,6 +1,9 @@ config IMX_HAVE_PLATFORM_IMX_I2C bool +config IMX_HAVE_PLATFORM_IMX_UART + bool + config IMX_HAVE_PLATFORM_MXC_NAND bool diff --git a/arch/arm/plat-mxc/devices/Makefile b/arch/arm/plat-mxc/devices/Makefile index ceb6a424595..5ecbb244d21 100644 --- a/arch/arm/plat-mxc/devices/Makefile +++ b/arch/arm/plat-mxc/devices/Makefile @@ -1,3 +1,4 @@ obj-$(CONFIG_IMX_HAVE_PLATFORM_IMX_I2C) += platform-imx-i2c.o +obj-$(CONFIG_IMX_HAVE_PLATFORM_IMX_UART) += platform-imx-uart.o obj-$(CONFIG_IMX_HAVE_PLATFORM_MXC_NAND) += platform-mxc_nand.o obj-$(CONFIG_IMX_HAVE_PLATFORM_SPI_IMX) += platform-spi_imx.o diff --git a/arch/arm/plat-mxc/devices/platform-imx-uart.c b/arch/arm/plat-mxc/devices/platform-imx-uart.c new file mode 100644 index 00000000000..fa3dff1433e --- /dev/null +++ b/arch/arm/plat-mxc/devices/platform-imx-uart.c @@ -0,0 +1,60 @@ +/* + * Copyright (C) 2009-2010 Pengutronix + * Uwe Kleine-Koenig + * + * This program is free software; you can redistribute it and/or modify it under + * the terms of the GNU General Public License version 2 as published by the + * Free Software Foundation. + */ +#include + +struct platform_device *__init imx_add_imx_uart_3irq(int id, + resource_size_t iobase, resource_size_t iosize, + resource_size_t irqrx, resource_size_t irqtx, + resource_size_t irqrts, + const struct imxuart_platform_data *pdata) +{ + struct resource res[] = { + { + .start = iobase, + .end = iobase + iosize - 1, + .flags = IORESOURCE_MEM, + }, { + .start = irqrx, + .end = irqrx, + .flags = IORESOURCE_IRQ, + }, { + .start = irqtx, + .end = irqtx, + .flags = IORESOURCE_IRQ, + }, { + .start = irqrts, + .end = irqrx, + .flags = IORESOURCE_IRQ, + }, + }; + + return imx_add_platform_device("imx-uart", id, res, ARRAY_SIZE(res), + pdata, sizeof(*pdata)); +} + +struct platform_device *__init imx_add_imx_uart_1irq(int id, + resource_size_t iobase, resource_size_t iosize, + resource_size_t irq, + const struct imxuart_platform_data *pdata) +{ + struct resource res[] = { + { + .start = iobase, + .end = iobase + iosize - 1, + .flags = IORESOURCE_MEM, + }, { + .start = irq, + .end = irq, + .flags = IORESOURCE_IRQ, + }, + }; + + return imx_add_platform_device("imx-uart", id, res, ARRAY_SIZE(res), + pdata, sizeof(*pdata)); +} diff --git a/arch/arm/plat-mxc/include/mach/devices-common.h b/arch/arm/plat-mxc/include/mach/devices-common.h index f67df8718b0..05c8d3f0a08 100644 --- a/arch/arm/plat-mxc/include/mach/devices-common.h +++ b/arch/arm/plat-mxc/include/mach/devices-common.h @@ -19,6 +19,17 @@ struct platform_device *__init imx_add_imx_i2c(int id, resource_size_t iobase, resource_size_t iosize, int irq, const struct imxi2c_platform_data *pdata); +#include +struct platform_device *__init imx_add_imx_uart_3irq(int id, + resource_size_t iobase, resource_size_t iosize, + resource_size_t irqrx, resource_size_t irqtx, + resource_size_t irqrts, + const struct imxuart_platform_data *pdata); +struct platform_device *__init imx_add_imx_uart_1irq(int id, + resource_size_t iobase, resource_size_t iosize, + resource_size_t irq, + const struct imxuart_platform_data *pdata); + #include struct platform_device *__init imx_add_mxc_nand_v1(resource_size_t iobase, int irq, const struct mxc_nand_platform_data *pdata); -- cgit v1.2.3-70-g09d2 From d112f4e4e57cbcf81e5f04a0eba77804d14d8640 Mon Sep 17 00:00:00 2001 From: Uwe Kleine-König Date: Tue, 22 Jun 2010 14:50:59 +0200 Subject: ARM: imx: dynamically register imx-uart devices (imx1) MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Signed-off-by: Uwe Kleine-König --- arch/arm/mach-imx/Kconfig | 2 ++ arch/arm/mach-imx/devices-imx1.h | 5 +++++ arch/arm/mach-imx/devices.c | 31 ------------------------------- arch/arm/mach-imx/devices.h | 2 -- arch/arm/mach-imx/mach-mx1ads.c | 17 ++++++++--------- arch/arm/mach-imx/mach-scb9328.c | 6 +++--- arch/arm/plat-mxc/include/mach/mx1.h | 24 ++++++++++++------------ 7 files changed, 30 insertions(+), 57 deletions(-) (limited to 'arch/arm/plat-mxc/include/mach') diff --git a/arch/arm/mach-imx/Kconfig b/arch/arm/mach-imx/Kconfig index c185ec3254c..445ce10b898 100644 --- a/arch/arm/mach-imx/Kconfig +++ b/arch/arm/mach-imx/Kconfig @@ -17,11 +17,13 @@ config ARCH_MX1ADS bool "MX1ADS platform" select MACH_MXLADS select IMX_HAVE_PLATFORM_IMX_I2C + select IMX_HAVE_PLATFORM_IMX_UART help Say Y here if you are using Motorola MX1ADS/MXLADS boards config MACH_SCB9328 bool "Synertronixx scb9328" + select IMX_HAVE_PLATFORM_IMX_UART help Say Y here if you are using a Synertronixx scb9328 board diff --git a/arch/arm/mach-imx/devices-imx1.h b/arch/arm/mach-imx/devices-imx1.h index a5cfe046deb..a8d94f07819 100644 --- a/arch/arm/mach-imx/devices-imx1.h +++ b/arch/arm/mach-imx/devices-imx1.h @@ -11,3 +11,8 @@ #define imx1_add_i2c_imx(pdata) \ imx_add_imx_i2c(0, MX1_I2C_BASE_ADDR, SZ_4K, MX1_INT_I2C, pdata) + +#define imx1_add_imx_uart0(pdata) \ + imx_add_imx_uart_3irq(0, MX1_UART1_BASE_ADDR, 0xd0, MX1_INT_UART1RX, MX1_INT_UART1TX, MX1_INT_UART1RTS, pdata) +#define imx1_add_imx_uart1(pdata) \ + imx_add_imx_uart_3irq(0, MX1_UART2_BASE_ADDR, 0xd0, MX1_INT_UART2RX, MX1_INT_UART2TX, MX1_INT_UART2RTS, pdata) diff --git a/arch/arm/mach-imx/devices.c b/arch/arm/mach-imx/devices.c index 84e6da6b8c0..b4bf8fc8021 100644 --- a/arch/arm/mach-imx/devices.c +++ b/arch/arm/mach-imx/devices.c @@ -70,37 +70,6 @@ struct platform_device imx1_camera_device = { .num_resources = ARRAY_SIZE(imx1_camera_resources), }; -#define DEFINE_IMX1_UART_DEVICE(n, baseaddr, irqrx, irqtx, irqrts) \ - static struct resource imx1_uart_resources ## n[] = { \ - { \ - .start = baseaddr, \ - .end = baseaddr + 0xd0, \ - .flags = IORESOURCE_MEM, \ - }, { \ - .start = irqrx, \ - .end = irqrx, \ - .flags = IORESOURCE_IRQ, \ - }, { \ - .start = irqtx, \ - .end = irqtx, \ - .flags = IORESOURCE_IRQ, \ - }, { \ - .start = irqrts, \ - .end = irqrts, \ - .flags = IORESOURCE_IRQ, \ - }, \ - }; \ - \ - struct platform_device imx1_uart_device ## n = { \ - .name = "imx-uart", \ - .id = n, \ - .num_resources = ARRAY_SIZE(imx1_uart_resources ## n), \ - .resource = imx1_uart_resources ## n, \ - } - -DEFINE_IMX1_UART_DEVICE(0, MX1_UART1_BASE_ADDR, MX1_UART1_MINT_RX, MX1_UART1_MINT_TX, MX1_UART1_MINT_RTS); -DEFINE_IMX1_UART_DEVICE(1, MX1_UART2_BASE_ADDR, MX1_UART2_MINT_RX, MX1_UART2_MINT_TX, MX1_UART2_MINT_RTS); - static struct resource imx_rtc_resources[] = { { .start = 0x00204000, diff --git a/arch/arm/mach-imx/devices.h b/arch/arm/mach-imx/devices.h index db995b156ee..e56efbcb75d 100644 --- a/arch/arm/mach-imx/devices.h +++ b/arch/arm/mach-imx/devices.h @@ -1,7 +1,5 @@ #ifdef CONFIG_ARCH_MX1 extern struct platform_device imx1_camera_device; -extern struct platform_device imx1_uart_device0; -extern struct platform_device imx1_uart_device1; extern struct platform_device imx_rtc_device; extern struct platform_device imx_wdt_device; extern struct platform_device imx_usb_device; diff --git a/arch/arm/mach-imx/mach-mx1ads.c b/arch/arm/mach-imx/mach-mx1ads.c index 339d41ad19d..77a760cfadc 100644 --- a/arch/arm/mach-imx/mach-mx1ads.c +++ b/arch/arm/mach-imx/mach-mx1ads.c @@ -26,7 +26,6 @@ #include #include #include -#include #include #include @@ -59,12 +58,12 @@ static int mx1ads_pins[] = { * UARTs platform data */ -static struct imxuart_platform_data uart_pdata[] = { - { - .flags = IMXUART_HAVE_RTSCTS, - }, { - .flags = IMXUART_HAVE_RTSCTS, - }, +static const struct imxuart_platform_data uart0_pdata __initconst = { + .flags = IMXUART_HAVE_RTSCTS, +}; + +static const struct imxuart_platform_data uart1_pdata __initconst = { + .flags = IMXUART_HAVE_RTSCTS, }; /* @@ -122,8 +121,8 @@ static void __init mx1ads_init(void) ARRAY_SIZE(mx1ads_pins), "mx1ads"); /* UART */ - mxc_register_device(&imx1_uart_device0, &uart_pdata[0]); - mxc_register_device(&imx1_uart_device1, &uart_pdata[1]); + imx1_add_imx_uart0(&uart0_pdata); + imx1_add_imx_uart1(&uart1_pdata); /* Physmap flash */ mxc_register_device(&flash_device, &mx1ads_flash_data); diff --git a/arch/arm/mach-imx/mach-scb9328.c b/arch/arm/mach-imx/mach-scb9328.c index 482b24df462..88bf0d1e26e 100644 --- a/arch/arm/mach-imx/mach-scb9328.c +++ b/arch/arm/mach-imx/mach-scb9328.c @@ -22,9 +22,9 @@ #include #include #include -#include #include +#include "devices-imx1.h" #include "devices.h" /* @@ -114,7 +114,7 @@ static void uart1_mxc_exit(struct platform_device *pdev) ARRAY_SIZE(mxc_uart1_pins)); } -static struct imxuart_platform_data uart_pdata = { +static const struct imxuart_platform_data uart_pdata __initconst = { .init = uart1_mxc_init, .exit = uart1_mxc_exit, .flags = IMXUART_HAVE_RTSCTS, @@ -130,7 +130,7 @@ static struct platform_device *devices[] __initdata = { */ static void __init scb9328_init(void) { - mxc_register_device(&imx1_uart_device0, &uart_pdata); + imx1_add_imx_uart0(&uart_pdata); printk(KERN_INFO"Scb9328: Adding devices\n"); platform_add_devices(devices, ARRAY_SIZE(devices)); diff --git a/arch/arm/plat-mxc/include/mach/mx1.h b/arch/arm/plat-mxc/include/mach/mx1.h index e99c0b21e09..641b2461823 100644 --- a/arch/arm/plat-mxc/include/mach/mx1.h +++ b/arch/arm/plat-mxc/include/mach/mx1.h @@ -91,18 +91,18 @@ #define MX1_SIM_DATA_INT 16 #define MX1_RTC_INT 17 #define MX1_RTC_SAMINT 18 -#define MX1_UART2_MINT_PFERR 19 -#define MX1_UART2_MINT_RTS 20 -#define MX1_UART2_MINT_DTR 21 -#define MX1_UART2_MINT_UARTC 22 -#define MX1_UART2_MINT_TX 23 -#define MX1_UART2_MINT_RX 24 -#define MX1_UART1_MINT_PFERR 25 -#define MX1_UART1_MINT_RTS 26 -#define MX1_UART1_MINT_DTR 27 -#define MX1_UART1_MINT_UARTC 28 -#define MX1_UART1_MINT_TX 29 -#define MX1_UART1_MINT_RX 30 +#define MX1_INT_UART2PFERR 19 +#define MX1_INT_UART2RTS 20 +#define MX1_INT_UART2DTR 21 +#define MX1_INT_UART2UARTC 22 +#define MX1_INT_UART2TX 23 +#define MX1_INT_UART2RX 24 +#define MX1_INT_UART1PFERR 25 +#define MX1_INT_UART1RTS 26 +#define MX1_INT_UART1DTR 27 +#define MX1_INT_UART1UARTC 28 +#define MX1_INT_UART1TX 29 +#define MX1_INT_UART1RX 30 #define MX1_VOICE_DAC_INT 31 #define MX1_VOICE_ADC_INT 32 #define MX1_PEN_DATA_INT 33 -- cgit v1.2.3-70-g09d2 From 7cc3c84666db63995d44b44276d304c6f0c92630 Mon Sep 17 00:00:00 2001 From: Uwe Kleine-König Date: Thu, 24 Jun 2010 15:20:44 +0200 Subject: ARM: imx: dynamically register imx-uart devices (imx25) MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Signed-off-by: Uwe Kleine-König --- arch/arm/mach-mx25/Kconfig | 1 + arch/arm/mach-mx25/devices-imx25.h | 11 ++++ arch/arm/mach-mx25/devices.c | 95 ----------------------------------- arch/arm/mach-mx25/devices.h | 5 -- arch/arm/mach-mx25/mach-mx25_3ds.c | 5 +- arch/arm/plat-mxc/include/mach/mx25.h | 8 +++ 6 files changed, 22 insertions(+), 103 deletions(-) (limited to 'arch/arm/plat-mxc/include/mach') diff --git a/arch/arm/mach-mx25/Kconfig b/arch/arm/mach-mx25/Kconfig index 3c4f1eeb88e..febf8413100 100644 --- a/arch/arm/mach-mx25/Kconfig +++ b/arch/arm/mach-mx25/Kconfig @@ -4,6 +4,7 @@ comment "MX25 platforms:" config MACH_MX25_3DS bool "Support MX25PDK (3DS) Platform" + select IMX_HAVE_PLATFORM_IMX_UART select IMX_HAVE_PLATFORM_MXC_NAND endif diff --git a/arch/arm/mach-mx25/devices-imx25.h b/arch/arm/mach-mx25/devices-imx25.h index 33a834e716c..2025cb947fc 100644 --- a/arch/arm/mach-mx25/devices-imx25.h +++ b/arch/arm/mach-mx25/devices-imx25.h @@ -16,6 +16,17 @@ #define imx25_add_imx_i2c2(pdata) \ imx_add_imx_i2c(2, MX25_I2C3_BASE_ADDR, SZ_16K, MX25_INT_I2C3, pdata) +#define imx25_add_imx_uart0(pdata) \ + imx_add_imx_uart_1irq(0, MX25_UART1_BASE_ADDR, SZ_16K, MX25_INT_UART1, pdata) +#define imx25_add_imx_uart1(pdata) \ + imx_add_imx_uart_1irq(1, MX25_UART2_BASE_ADDR, SZ_16K, MX25_INT_UART2, pdata) +#define imx25_add_imx_uart2(pdata) \ + imx_add_imx_uart_1irq(2, MX25_UART3_BASE_ADDR, SZ_16K, MX25_INT_UART3, pdata) +#define imx25_add_imx_uart3(pdata) \ + imx_add_imx_uart_1irq(3, MX25_UART4_BASE_ADDR, SZ_16K, MX25_INT_UART4, pdata) +#define imx25_add_imx_uart4(pdata) \ + imx_add_imx_uart_1irq(4, MX25_UART5_BASE_ADDR, SZ_16K, MX25_INT_UART5, pdata) + #define imx25_add_mxc_nand(pdata) \ imx_add_mxc_nand_v21(MX25_NFC_BASE_ADDR, MX25_INT_NANDFC, pdata) diff --git a/arch/arm/mach-mx25/devices.c b/arch/arm/mach-mx25/devices.c index c267087fbc9..6f98d23c821 100644 --- a/arch/arm/mach-mx25/devices.c +++ b/arch/arm/mach-mx25/devices.c @@ -22,101 +22,6 @@ #include #include -static struct resource uart0[] = { - { - .start = 0x43f90000, - .end = 0x43f93fff, - .flags = IORESOURCE_MEM, - }, { - .start = 45, - .end = 45, - .flags = IORESOURCE_IRQ, - }, -}; - -struct platform_device mxc_uart_device0 = { - .name = "imx-uart", - .id = 0, - .resource = uart0, - .num_resources = ARRAY_SIZE(uart0), -}; - -static struct resource uart1[] = { - { - .start = 0x43f94000, - .end = 0x43f97fff, - .flags = IORESOURCE_MEM, - }, { - .start = 32, - .end = 32, - .flags = IORESOURCE_IRQ, - }, -}; - -struct platform_device mxc_uart_device1 = { - .name = "imx-uart", - .id = 1, - .resource = uart1, - .num_resources = ARRAY_SIZE(uart1), -}; - -static struct resource uart2[] = { - { - .start = 0x5000c000, - .end = 0x5000ffff, - .flags = IORESOURCE_MEM, - }, { - .start = 18, - .end = 18, - .flags = IORESOURCE_IRQ, - }, -}; - -struct platform_device mxc_uart_device2 = { - .name = "imx-uart", - .id = 2, - .resource = uart2, - .num_resources = ARRAY_SIZE(uart2), -}; - -static struct resource uart3[] = { - { - .start = 0x50008000, - .end = 0x5000bfff, - .flags = IORESOURCE_MEM, - }, { - .start = 5, - .end = 5, - .flags = IORESOURCE_IRQ, - }, -}; - -struct platform_device mxc_uart_device3 = { - .name = "imx-uart", - .id = 3, - .resource = uart3, - .num_resources = ARRAY_SIZE(uart3), -}; - -static struct resource uart4[] = { - { - .start = 0x5002c000, - .end = 0x5002ffff, - .flags = IORESOURCE_MEM, - }, { - .start = 40, - .end = 40, - .flags = IORESOURCE_IRQ, - }, -}; - -struct platform_device mxc_uart_device4 = { - .name = "imx-uart", - .id = 4, - .resource = uart4, - .num_resources = ARRAY_SIZE(uart4), -}; - #define MX25_OTG_BASE_ADDR 0x53FF4000 static u64 otg_dmamask = DMA_BIT_MASK(32); diff --git a/arch/arm/mach-mx25/devices.h b/arch/arm/mach-mx25/devices.h index 1f31cbcc041..31d22e1f3ae 100644 --- a/arch/arm/mach-mx25/devices.h +++ b/arch/arm/mach-mx25/devices.h @@ -1,8 +1,3 @@ -extern struct platform_device mxc_uart_device0; -extern struct platform_device mxc_uart_device1; -extern struct platform_device mxc_uart_device2; -extern struct platform_device mxc_uart_device3; -extern struct platform_device mxc_uart_device4; extern struct platform_device mxc_otg; extern struct platform_device otg_udc_device; extern struct platform_device mxc_usbh2; diff --git a/arch/arm/mach-mx25/mach-mx25_3ds.c b/arch/arm/mach-mx25/mach-mx25_3ds.c index e1e98864c8e..978ad00b807 100644 --- a/arch/arm/mach-mx25/mach-mx25_3ds.c +++ b/arch/arm/mach-mx25/mach-mx25_3ds.c @@ -38,7 +38,6 @@ #include #include #include -#include #include #include #include @@ -46,7 +45,7 @@ #include "devices-imx25.h" #include "devices.h" -static struct imxuart_platform_data uart_pdata = { +static const struct imxuart_platform_data uart_pdata __initconst = { .flags = IMXUART_HAVE_RTSCTS, }; @@ -150,7 +149,7 @@ static void __init mx25pdk_init(void) mxc_iomux_v3_setup_multiple_pads(mx25pdk_pads, ARRAY_SIZE(mx25pdk_pads)); - mxc_register_device(&mxc_uart_device0, &uart_pdata); + imx25_add_imx_uart0(&uart_pdata); mxc_register_device(&mxc_usbh2, NULL); imx25_add_mxc_nand(&mx25pdk_nand_board_info); mxc_register_device(&mx25_rtc_device, NULL); diff --git a/arch/arm/plat-mxc/include/mach/mx25.h b/arch/arm/plat-mxc/include/mach/mx25.h index 16ac6b6d496..ca95b1ed5fe 100644 --- a/arch/arm/plat-mxc/include/mach/mx25.h +++ b/arch/arm/plat-mxc/include/mach/mx25.h @@ -33,6 +33,9 @@ #define MX25_UART1_BASE_ADDR 0x43f90000 #define MX25_UART2_BASE_ADDR 0x43f94000 +#define MX25_UART3_BASE_ADDR 0x5000c000 +#define MX25_UART4_BASE_ADDR 0x50008000 +#define MX25_UART5_BASE_ADDR 0x5002c000 #define MX25_CSPI3_BASE_ADDR 0x50004000 #define MX25_CSPI2_BASE_ADDR 0x50010000 @@ -44,12 +47,17 @@ #define MX25_INT_CSPI3 0 #define MX25_INT_I2C1 3 #define MX25_INT_I2C2 4 +#define MX25_INT_UART4 5 #define MX25_INT_I2C3 10 #define MX25_INT_CSPI2 13 #define MX25_INT_CSPI1 14 +#define MX25_INT_UART3 18 #define MX25_INT_DRYICE 25 +#define MX25_INT_UART2 32 #define MX25_INT_NANDFC 33 #define MX25_INT_LCDC 39 +#define MX25_INT_UART5 40 +#define MX25_INT_UART1 45 #define MX25_INT_FEC 57 #if defined(IMX_NEEDS_DEPRECATED_SYMBOLS) -- cgit v1.2.3-70-g09d2 From 16b3bf8c85a5dc821eea7f9bb48d13b32f42f7ee Mon Sep 17 00:00:00 2001 From: Eric Bénard Date: Wed, 19 May 2010 18:46:04 +0200 Subject: mxcmmc: add card detect through DAT3 possibility MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Signed-off-by: Eric Bénard Signed-off-by: Sascha Hauer --- arch/arm/plat-mxc/include/mach/mmc.h | 3 +++ drivers/mmc/host/mxcmmc.c | 16 +++++++++++++--- 2 files changed, 16 insertions(+), 3 deletions(-) (limited to 'arch/arm/plat-mxc/include/mach') diff --git a/arch/arm/plat-mxc/include/mach/mmc.h b/arch/arm/plat-mxc/include/mach/mmc.h index de2128dada5..29115f405af 100644 --- a/arch/arm/plat-mxc/include/mach/mmc.h +++ b/arch/arm/plat-mxc/include/mach/mmc.h @@ -31,6 +31,9 @@ struct imxmmc_platform_data { /* adjust slot voltage */ void (*setpower)(struct device *, unsigned int vdd); + + /* enable card detect using DAT3 */ + int dat3_card_detect; }; #endif diff --git a/drivers/mmc/host/mxcmmc.c b/drivers/mmc/host/mxcmmc.c index ec18e3b6034..74c87e02386 100644 --- a/drivers/mmc/host/mxcmmc.c +++ b/drivers/mmc/host/mxcmmc.c @@ -119,6 +119,7 @@ struct mxcmci_host { int detect_irq; int dma; int do_dma; + int default_irq_mask; int use_sdio; unsigned int power_mode; struct imxmmc_platform_data *pdata; @@ -228,7 +229,7 @@ static int mxcmci_setup_data(struct mxcmci_host *host, struct mmc_data *data) static int mxcmci_start_cmd(struct mxcmci_host *host, struct mmc_command *cmd, unsigned int cmdat) { - u32 int_cntr; + u32 int_cntr = host->default_irq_mask; unsigned long flags; WARN_ON(host->cmd != NULL); @@ -275,7 +276,7 @@ static int mxcmci_start_cmd(struct mxcmci_host *host, struct mmc_command *cmd, static void mxcmci_finish_request(struct mxcmci_host *host, struct mmc_request *req) { - u32 int_cntr = 0; + u32 int_cntr = host->default_irq_mask; unsigned long flags; spin_lock_irqsave(&host->lock, flags); @@ -585,6 +586,9 @@ static irqreturn_t mxcmci_irq(int irq, void *devid) (stat & (STATUS_DATA_TRANS_DONE | STATUS_WRITE_OP_DONE))) mxcmci_data_done(host, stat); #endif + if (host->default_irq_mask && + (stat & (STATUS_CARD_INSERTION | STATUS_CARD_REMOVAL))) + mmc_detect_change(host->mmc, msecs_to_jiffies(200)); return IRQ_HANDLED; } @@ -809,6 +813,12 @@ static int mxcmci_probe(struct platform_device *pdev) else mmc->ocr_avail = MMC_VDD_32_33 | MMC_VDD_33_34; + if (host->pdata && host->pdata->dat3_card_detect) + host->default_irq_mask = + INT_CARD_INSERTION_EN | INT_CARD_REMOVAL_EN; + else + host->default_irq_mask = 0; + host->res = r; host->irq = irq; @@ -835,7 +845,7 @@ static int mxcmci_probe(struct platform_device *pdev) /* recommended in data sheet */ writew(0x2db4, host->base + MMC_REG_READ_TO); - writel(0, host->base + MMC_REG_INT_CNTR); + writel(host->default_irq_mask, host->base + MMC_REG_INT_CNTR); #ifdef HAS_DMA host->dma = imx_dma_request_by_prio(DRIVER_NAME, DMA_PRIO_LOW); -- cgit v1.2.3-70-g09d2 From cce02464dd4733e8173d01a9a7a3ff5491c8546b Mon Sep 17 00:00:00 2001 From: Baruch Siach Date: Mon, 31 May 2010 08:49:40 +0300 Subject: mxc_nand: add support for platform defined partitions Signed-off-by: Baruch Siach Signed-off-by: Sascha Hauer --- arch/arm/plat-mxc/include/mach/mxc_nand.h | 4 ++++ drivers/mtd/nand/mxc_nand.c | 2 ++ 2 files changed, 6 insertions(+) (limited to 'arch/arm/plat-mxc/include/mach') diff --git a/arch/arm/plat-mxc/include/mach/mxc_nand.h b/arch/arm/plat-mxc/include/mach/mxc_nand.h index 5d2d21d414e..2d74748c5db 100644 --- a/arch/arm/plat-mxc/include/mach/mxc_nand.h +++ b/arch/arm/plat-mxc/include/mach/mxc_nand.h @@ -20,9 +20,13 @@ #ifndef __ASM_ARCH_NAND_H #define __ASM_ARCH_NAND_H +#include + struct mxc_nand_platform_data { int width; /* data bus width in bytes */ int hw_ecc:1; /* 0 if supress hardware ECC */ int flash_bbt:1; /* set to 1 to use a flash based bbt */ + struct mtd_partition *parts; /* partition table */ + int nr_parts; /* size of parts */ }; #endif /* __ASM_ARCH_NAND_H */ diff --git a/drivers/mtd/nand/mxc_nand.c b/drivers/mtd/nand/mxc_nand.c index 6e8aa34e4df..0d76b169482 100644 --- a/drivers/mtd/nand/mxc_nand.c +++ b/drivers/mtd/nand/mxc_nand.c @@ -832,6 +832,8 @@ static int __init mxcnd_probe(struct platform_device *pdev) parse_mtd_partitions(mtd, part_probes, &host->parts, 0); if (nr_parts > 0) add_mtd_partitions(mtd, host->parts, nr_parts); + else if (pdata->parts) + add_mtd_partitions(mtd, pdata->parts, pdata->nr_parts); else #endif { -- cgit v1.2.3-70-g09d2 From 49535a952bb7ca41dc1c59d89e36f5ff2ef1bc08 Mon Sep 17 00:00:00 2001 From: Baruch Siach Date: Wed, 26 May 2010 15:12:10 +0300 Subject: mx25: add platform code for imx-keypad Signed-off-by: Baruch Siach Signed-off-by: Sascha Hauer --- arch/arm/mach-mx25/clock.c | 2 +- arch/arm/mach-mx25/devices.c | 20 ++++++++++++++++++++ arch/arm/mach-mx25/devices.h | 1 + arch/arm/plat-mxc/include/mach/iomux-mx25.h | 19 +++++++++++-------- arch/arm/plat-mxc/include/mach/mx25.h | 2 ++ 5 files changed, 35 insertions(+), 9 deletions(-) (limited to 'arch/arm/plat-mxc/include/mach') diff --git a/arch/arm/mach-mx25/clock.c b/arch/arm/mach-mx25/clock.c index 155014993b1..f44d65765b9 100644 --- a/arch/arm/mach-mx25/clock.c +++ b/arch/arm/mach-mx25/clock.c @@ -217,7 +217,7 @@ static struct clk_lookup lookups[] = { _REGISTER_CLOCK("mxc_pwm.1", NULL, pwm2_clk) _REGISTER_CLOCK("mxc_pwm.2", NULL, pwm3_clk) _REGISTER_CLOCK("mxc_pwm.3", NULL, pwm4_clk) - _REGISTER_CLOCK("mxc-keypad", NULL, kpp_clk) + _REGISTER_CLOCK("imx-keypad", NULL, kpp_clk) _REGISTER_CLOCK("mx25-adc", NULL, tsc_clk) _REGISTER_CLOCK("imx-i2c.0", NULL, i2c_clk) _REGISTER_CLOCK("imx-i2c.1", NULL, i2c_clk) diff --git a/arch/arm/mach-mx25/devices.c b/arch/arm/mach-mx25/devices.c index 3a405fa400e..fd331d04ea0 100644 --- a/arch/arm/mach-mx25/devices.c +++ b/arch/arm/mach-mx25/devices.c @@ -515,3 +515,23 @@ struct platform_device mxc_wdt = { .num_resources = ARRAY_SIZE(mxc_wdt_resources), .resource = mxc_wdt_resources, }; + +static struct resource mx25_kpp_resources[] = { + { + .start = MX25_KPP_BASE_ADDR, + .end = MX25_KPP_BASE_ADDR + 0xf, + .flags = IORESOURCE_MEM, + }, + { + .start = MX25_INT_KPP, + .end = MX25_INT_KPP, + .flags = IORESOURCE_IRQ, + }, +}; + +struct platform_device mx25_kpp_device = { + .name = "imx-keypad", + .id = -1, + .num_resources = ARRAY_SIZE(mx25_kpp_resources), + .resource = mx25_kpp_resources, +}; diff --git a/arch/arm/mach-mx25/devices.h b/arch/arm/mach-mx25/devices.h index cee12c0a0be..8247fd45111 100644 --- a/arch/arm/mach-mx25/devices.h +++ b/arch/arm/mach-mx25/devices.h @@ -22,3 +22,4 @@ extern struct platform_device mxc_nand_device; extern struct platform_device mx25_rtc_device; extern struct platform_device mx25_fb_device; extern struct platform_device mxc_wdt; +extern struct platform_device mx25_kpp_device; diff --git a/arch/arm/plat-mxc/include/mach/iomux-mx25.h b/arch/arm/plat-mxc/include/mach/iomux-mx25.h index f39220d1b67..e88d01a125a 100644 --- a/arch/arm/plat-mxc/include/mach/iomux-mx25.h +++ b/arch/arm/plat-mxc/include/mach/iomux-mx25.h @@ -371,30 +371,33 @@ #define MX25_PAD_SD1_DATA3__FEC_CRS IOMUX_PAD(0x39c, 0x1a4, 0x10, 0x508, 2, NO_PAD_CTRL) #define MX25_PAD_SD1_DATA3__GPIO_2_28 IOMUX_PAD(0x39c, 0x1a4, 0x15, 0, 0, NO_PAD_CTRL) -#define MX25_PAD_KPP_ROW0__KPP_ROW0 IOMUX_PAD(0x3a0, 0x1a8, 0x10, 0, 0, PAD_CTL_PKE) +#define KPP_CTL_ROW (PAD_CTL_PKE | PAD_CTL_PUE | PAD_CTL_PUS_100K_UP) +#define KPP_CTL_COL (PAD_CTL_PKE | PAD_CTL_PUE | PAD_CTL_PUS_100K_UP | PAD_CTL_ODE) + +#define MX25_PAD_KPP_ROW0__KPP_ROW0 IOMUX_PAD(0x3a0, 0x1a8, 0x10, 0, 0, KPP_CTL_ROW) #define MX25_PAD_KPP_ROW0__GPIO_2_29 IOMUX_PAD(0x3a0, 0x1a8, 0x15, 0, 0, NO_PAD_CTRL) -#define MX25_PAD_KPP_ROW1__KPP_ROW1 IOMUX_PAD(0x3a4, 0x1ac, 0x10, 0, 0, PAD_CTL_PKE) +#define MX25_PAD_KPP_ROW1__KPP_ROW1 IOMUX_PAD(0x3a4, 0x1ac, 0x10, 0, 0, KPP_CTL_ROW) #define MX25_PAD_KPP_ROW1__GPIO_2_30 IOMUX_PAD(0x3a4, 0x1ac, 0x15, 0, 0, NO_PAD_CTRL) -#define MX25_PAD_KPP_ROW2__KPP_ROW2 IOMUX_PAD(0x3a8, 0x1b0, 0x10, 0, 0, PAD_CTL_PKE) +#define MX25_PAD_KPP_ROW2__KPP_ROW2 IOMUX_PAD(0x3a8, 0x1b0, 0x10, 0, 0, KPP_CTL_ROW) #define MX25_PAD_KPP_ROW2__CSI_D0 IOMUX_PAD(0x3a8, 0x1b0, 0x13, 0x488, 2, NO_PAD_CTRL) #define MX25_PAD_KPP_ROW2__GPIO_2_31 IOMUX_PAD(0x3a8, 0x1b0, 0x15, 0, 0, NO_PAD_CTRL) -#define MX25_PAD_KPP_ROW3__KPP_ROW3 IOMUX_PAD(0x3ac, 0x1b4, 0x10, 0, 0, PAD_CTL_PKE) +#define MX25_PAD_KPP_ROW3__KPP_ROW3 IOMUX_PAD(0x3ac, 0x1b4, 0x10, 0, 0, KPP_CTL_ROW) #define MX25_PAD_KPP_ROW3__CSI_LD1 IOMUX_PAD(0x3ac, 0x1b4, 0x13, 0x48c, 2, NO_PAD_CTRL) #define MX25_PAD_KPP_ROW3__GPIO_3_0 IOMUX_PAD(0x3ac, 0x1b4, 0x15, 0, 0, NO_PAD_CTRL) -#define MX25_PAD_KPP_COL0__KPP_COL0 IOMUX_PAD(0x3b0, 0x1b8, 0x10, 0, 0, PAD_CTL_PKE | PAD_CTL_ODE) +#define MX25_PAD_KPP_COL0__KPP_COL0 IOMUX_PAD(0x3b0, 0x1b8, 0x10, 0, 0, KPP_CTL_COL) #define MX25_PAD_KPP_COL0__GPIO_3_1 IOMUX_PAD(0x3b0, 0x1b8, 0x15, 0, 0, NO_PAD_CTRL) -#define MX25_PAD_KPP_COL1__KPP_COL1 IOMUX_PAD(0x3b4, 0x1bc, 0x10, 0, 0, PAD_CTL_PKE | PAD_CTL_ODE) +#define MX25_PAD_KPP_COL1__KPP_COL1 IOMUX_PAD(0x3b4, 0x1bc, 0x10, 0, 0, KPP_CTL_COL) #define MX25_PAD_KPP_COL1__GPIO_3_2 IOMUX_PAD(0x3b4, 0x1bc, 0x15, 0, 0, NO_PAD_CTRL) -#define MX25_PAD_KPP_COL2__KPP_COL2 IOMUX_PAD(0x3b8, 0x1c0, 0x10, 0, 0, PAD_CTL_PKE | PAD_CTL_ODE) +#define MX25_PAD_KPP_COL2__KPP_COL2 IOMUX_PAD(0x3b8, 0x1c0, 0x10, 0, 0, KPP_CTL_COL) #define MX25_PAD_KPP_COL2__GPIO_3_3 IOMUX_PAD(0x3b8, 0x1c0, 0x15, 0, 0, NO_PAD_CTRL) -#define MX25_PAD_KPP_COL3__KPP_COL3 IOMUX_PAD(0x3bc, 0x1c4, 0x10, 0, 0, PAD_CTL_PKE | PAD_CTL_ODE) +#define MX25_PAD_KPP_COL3__KPP_COL3 IOMUX_PAD(0x3bc, 0x1c4, 0x10, 0, 0, KPP_CTL_COL) #define MX25_PAD_KPP_COL3__GPIO_3_4 IOMUX_PAD(0x3bc, 0x1c4, 0x15, 0, 0, NO_PAD_CTRL) #define MX25_PAD_FEC_MDC__FEC_MDC IOMUX_PAD(0x3c0, 0x1c8, 0x10, 0, 0, NO_PAD_CTRL) diff --git a/arch/arm/plat-mxc/include/mach/mx25.h b/arch/arm/plat-mxc/include/mach/mx25.h index 4eb6e334bda..35fb9f5e5d1 100644 --- a/arch/arm/plat-mxc/include/mach/mx25.h +++ b/arch/arm/plat-mxc/include/mach/mx25.h @@ -34,11 +34,13 @@ #define MX25_NFC_BASE_ADDR 0xbb000000 #define MX25_DRYICE_BASE_ADDR 0x53ffc000 #define MX25_LCDC_BASE_ADDR 0x53fbc000 +#define MX25_KPP_BASE_ADDR 0x43fa8000 #define MX25_INT_DRYICE 25 #define MX25_INT_FEC 57 #define MX25_INT_NANDFC 33 #define MX25_INT_LCDC 39 +#define MX25_INT_KPP 24 #if defined(IMX_NEEDS_DEPRECATED_SYMBOLS) #define UART1_BASE_ADDR MX25_UART1_BASE_ADDR -- cgit v1.2.3-70-g09d2 From 71c2e514d5827e4fb5c8f0f16d1e892dbfba3c00 Mon Sep 17 00:00:00 2001 From: Dinh Nguyen Date: Thu, 27 May 2010 10:45:04 -0500 Subject: mx5: Add i2c to Freescale MX51 Babbage HW This patch adds I2C functionality to the Freescale MX51 Babbage HW. The patch adds device structures, i2c board slave device defines, IOMUX pin defines, and clocks. Signed-off-by: Dinh Nguyen Signed-off-by: Sascha Hauer --- arch/arm/mach-mx5/clock-mx51.c | 11 ++++++ arch/arm/mach-mx5/devices.c | 58 +++++++++++++++++++++++++++++ arch/arm/mach-mx5/devices.h | 3 ++ arch/arm/plat-mxc/include/mach/iomux-mx51.h | 18 ++++++--- 4 files changed, 84 insertions(+), 6 deletions(-) (limited to 'arch/arm/plat-mxc/include/mach') diff --git a/arch/arm/mach-mx5/clock-mx51.c b/arch/arm/mach-mx5/clock-mx51.c index d9f612d3370..fd24092154b 100644 --- a/arch/arm/mach-mx5/clock-mx51.c +++ b/arch/arm/mach-mx5/clock-mx51.c @@ -798,6 +798,14 @@ DEFINE_CLOCK(gpt_clk, 0, MXC_CCM_CCGR2, MXC_CCM_CCGRx_CG9_OFFSET, DEFINE_CLOCK(gpt_ipg_clk, 0, MXC_CCM_CCGR2, MXC_CCM_CCGRx_CG10_OFFSET, NULL, NULL, &ipg_clk, NULL); +/* I2C */ +DEFINE_CLOCK(i2c1_clk, 0, MXC_CCM_CCGR1, MXC_CCM_CCGRx_CG9_OFFSET, + NULL, NULL, &ipg_clk, NULL); +DEFINE_CLOCK(i2c2_clk, 1, MXC_CCM_CCGR1, MXC_CCM_CCGRx_CG10_OFFSET, + NULL, NULL, &ipg_clk, NULL); +DEFINE_CLOCK(hsi2c_clk, 0, MXC_CCM_CCGR1, MXC_CCM_CCGRx_CG11_OFFSET, + NULL, NULL, &ipg_clk, NULL); + /* FEC */ DEFINE_CLOCK(fec_clk, 0, MXC_CCM_CCGR2, MXC_CCM_CCGRx_CG12_OFFSET, NULL, NULL, &ipg_clk, NULL); @@ -815,6 +823,9 @@ static struct clk_lookup lookups[] = { _REGISTER_CLOCK("imx-uart.2", NULL, uart3_clk) _REGISTER_CLOCK(NULL, "gpt", gpt_clk) _REGISTER_CLOCK("fec.0", NULL, fec_clk) + _REGISTER_CLOCK("imx-i2c.0", NULL, i2c1_clk) + _REGISTER_CLOCK("imx-i2c.1", NULL, i2c2_clk) + _REGISTER_CLOCK("imx-i2c.2", NULL, hsi2c_clk) _REGISTER_CLOCK("mxc-ehci.0", "usb", usboh3_clk) _REGISTER_CLOCK("mxc-ehci.0", "usb_ahb", ahb_clk) _REGISTER_CLOCK("mxc-ehci.1", "usb", usboh3_clk) diff --git a/arch/arm/mach-mx5/devices.c b/arch/arm/mach-mx5/devices.c index 7130449aacd..ede4fcbc7e8 100644 --- a/arch/arm/mach-mx5/devices.c +++ b/arch/arm/mach-mx5/devices.c @@ -93,6 +93,64 @@ struct platform_device mxc_fec_device = { .resource = mxc_fec_resources, }; +static struct resource mxc_i2c0_resources[] = { + { + .start = MX51_I2C1_BASE_ADDR, + .end = MX51_I2C1_BASE_ADDR + SZ_4K - 1, + .flags = IORESOURCE_MEM, + }, { + .start = MX51_MXC_INT_I2C1, + .end = MX51_MXC_INT_I2C1, + .flags = IORESOURCE_IRQ, + }, +}; + +struct platform_device mxc_i2c_device0 = { + .name = "imx-i2c", + .id = 0, + .num_resources = ARRAY_SIZE(mxc_i2c0_resources), + .resource = mxc_i2c0_resources, +}; + +static struct resource mxc_i2c1_resources[] = { + { + .start = MX51_I2C2_BASE_ADDR, + .end = MX51_I2C2_BASE_ADDR + SZ_4K - 1, + .flags = IORESOURCE_MEM, + }, { + .start = MX51_MXC_INT_I2C2, + .end = MX51_MXC_INT_I2C2, + .flags = IORESOURCE_IRQ, + }, +}; + +struct platform_device mxc_i2c_device1 = { + .name = "imx-i2c", + .id = 1, + .num_resources = ARRAY_SIZE(mxc_i2c1_resources), + .resource = mxc_i2c1_resources, +}; + +static struct resource mxc_hsi2c_resources[] = { + { + .start = MX51_HSI2C_DMA_BASE_ADDR, + .end = MX51_HSI2C_DMA_BASE_ADDR + SZ_16K - 1, + .flags = IORESOURCE_MEM, + }, + { + .start = MX51_MXC_INT_HS_I2C, + .end = MX51_MXC_INT_HS_I2C, + .flags = IORESOURCE_IRQ, + }, +}; + +struct platform_device mxc_hsi2c_device = { + .name = "imx-i2c", + .id = 2, + .num_resources = ARRAY_SIZE(mxc_hsi2c_resources), + .resource = mxc_hsi2c_resources +}; + static u64 usb_dma_mask = DMA_BIT_MASK(32); static struct resource usbotg_resources[] = { diff --git a/arch/arm/mach-mx5/devices.h b/arch/arm/mach-mx5/devices.h index c879ae71cd5..a853933682e 100644 --- a/arch/arm/mach-mx5/devices.h +++ b/arch/arm/mach-mx5/devices.h @@ -6,3 +6,6 @@ extern struct platform_device mxc_usbdr_host_device; extern struct platform_device mxc_usbh1_device; extern struct platform_device mxc_usbdr_udc_device; extern struct platform_device mxc_wdt; +extern struct platform_device mxc_i2c_device0; +extern struct platform_device mxc_i2c_device1; +extern struct platform_device mxc_hsi2c_device; diff --git a/arch/arm/plat-mxc/include/mach/iomux-mx51.h b/arch/arm/plat-mxc/include/mach/iomux-mx51.h index ab0f95d953d..38961c6a6f0 100644 --- a/arch/arm/plat-mxc/include/mach/iomux-mx51.h +++ b/arch/arm/plat-mxc/include/mach/iomux-mx51.h @@ -38,6 +38,8 @@ typedef enum iomux_config { PAD_CTL_SRE_FAST) #define MX51_UART3_PAD_CTRL (PAD_CTL_PKE | PAD_CTL_DSE_HIGH | \ PAD_CTL_SRE_FAST) +#define MX51_I2C_PAD_CTRL (PAD_CTL_SRE_FAST | PAD_CTL_ODE | \ + PAD_CTL_DSE_HIGH | PAD_CTL_PUS_100K_UP | PAD_CTL_HYS) #define MX51_USBH1_PAD_CTRL (PAD_CTL_SRE_FAST | PAD_CTL_DSE_HIGH | \ PAD_CTL_PUS_100K_UP | PAD_CTL_PUE | \ PAD_CTL_PKE | PAD_CTL_HYS) @@ -57,10 +59,12 @@ typedef enum iomux_config { /* PAD MUX ALT INPSE PATH PADCTRL */ -#define MX51_PAD_GPIO_2_0__EIM_D16 IOMUX_PAD(0x3f0, 0x05c, 1, 0x0, 0, NO_PAD_CTRL) +#define MX51_PAD_EIM_D16__I2C1_SDA IOMUX_PAD(0x3f0, 0x05c, IOMUX_CONFIG_ALT4 | IOMUX_CONFIG_SION, \ + 0x09b4, 0, MX51_I2C_PAD_CTRL) #define MX51_PAD_GPIO_2_1__EIM_D17 IOMUX_PAD(0x3f4, 0x060, 1, 0x0, 0, NO_PAD_CTRL) #define MX51_PAD_GPIO_2_2__EIM_D18 IOMUX_PAD(0x3f8, 0x064, 1, 0x0, 0, NO_PAD_CTRL) -#define MX51_PAD_GPIO_2_3__EIM_D19 IOMUX_PAD(0x3fc, 0x068, 1, 0x0, 0, NO_PAD_CTRL) +#define MX51_PAD_EIM_D19__I2C1_SCL IOMUX_PAD(0x3fc, 0x068, IOMUX_CONFIG_ALT4 | IOMUX_CONFIG_SION, \ + 0x09b0, 0, MX51_I2C_PAD_CTRL) #define MX51_PAD_GPIO_2_4__EIM_D20 IOMUX_PAD(0x400, 0x06c, 1, 0x0, 0, NO_PAD_CTRL) #define MX51_PAD_GPIO_2_5__EIM_D21 IOMUX_PAD(0x404, 0x070, 1, 0x0, 0, NO_PAD_CTRL) #define MX51_PAD_EIM_D21__GPIO_2_5 IOMUX_PAD(0x404, 0x070, IOMUX_CONFIG_ALT1, 0x0, 0, MX51_GPIO_PAD_CTRL) @@ -179,8 +183,8 @@ typedef enum iomux_config { #define MX51_PAD_GPIO_4_14__CSI2_HSYNC IOMUX_PAD(0x5E0, 0x1F0, 3, 0x0, 0, NO_PAD_CTRL) #define MX51_PAD_GPIO_4_15__CSI2_PIXCLK IOMUX_PAD(0x5E4, 0x1F4, 3, 0x0, 0, NO_PAD_CTRL) #define MX51_PAD_CSI2_PKE0__CSI2_PKE0 IOMUX_PAD(0x81C, 0x0, 0, 0x0, 0, NO_PAD_CTRL) -#define MX51_PAD_GPIO_4_16__I2C1_CLK IOMUX_PAD(0x5E8, 0x1F8, 3, 0x0, 0, NO_PAD_CTRL) -#define MX51_PAD_GPIO_4_17__I2C1_DAT IOMUX_PAD(0x5EC, 0x1FC, 3, 0x0, 0, NO_PAD_CTRL) +#define MX51_PAD_I2C1_CLK__HSI2C_CLK IOMUX_PAD(0x5E8, 0x1F8, IOMUX_CONFIG_ALT0, 0x0, 0, NO_PAD_CTRL) +#define MX51_PAD_I2C1_DAT__HSI2C_DAT IOMUX_PAD(0x5EC, 0x1FC, IOMUX_CONFIG_ALT0, 0x0, 0, NO_PAD_CTRL) #define MX51_PAD_GPIO_4_18__AUD3_BB_TXD IOMUX_PAD(0x5F0, 0x200, 3, 0x0, 0, NO_PAD_CTRL) #define MX51_PAD_GPIO_4_19__AUD3_BB_RXD IOMUX_PAD(0x5F4, 0x204, 3, 0x0, 0, NO_PAD_CTRL) #define MX51_PAD_GPIO_4_20__AUD3_BB_CK IOMUX_PAD(0x5F8, 0x208, 3, 0x0, 0, NO_PAD_CTRL) @@ -213,8 +217,10 @@ typedef enum iomux_config { #define MX51_PAD_KEY_COL1__KEY_COL1 IOMUX_PAD(0x650, 0x260, 0, 0x0, 0, NO_PAD_CTRL) #define MX51_PAD_KEY_COL2__KEY_COL2 IOMUX_PAD(0x654, 0x264, 0, 0x0, 0, NO_PAD_CTRL) #define MX51_PAD_KEY_COL3__KEY_COL3 IOMUX_PAD(0x658, 0x268, 0, 0x0, 0, NO_PAD_CTRL) -#define MX51_PAD_KEY_COL4__KEY_COL4 IOMUX_PAD(0x65C, 0x26C, 0, 0x0, 0, NO_PAD_CTRL) -#define MX51_PAD_KEY_COL5__KEY_COL5 IOMUX_PAD(0x660, 0x270, 0, 0x0, 0, NO_PAD_CTRL) +#define MX51_PAD_KEY_COL4__I2C2_SCL IOMUX_PAD(0x65C, 0x26C, IOMUX_CONFIG_ALT3 | IOMUX_CONFIG_SION, \ + 0x09b8, 1, MX51_I2C_PAD_CTRL) +#define MX51_PAD_KEY_COL5__I2C2_SDA IOMUX_PAD(0x660, 0x270, IOMUX_CONFIG_ALT3 | IOMUX_CONFIG_SION, \ + 0x09bc, 1, MX51_I2C_PAD_CTRL) #define MX51_PAD_USBH1_CLK__USBH1_CLK IOMUX_PAD(0x678, 0x278, IOMUX_CONFIG_ALT0, 0x0, 0, MX51_USBH1_PAD_CTRL) #define MX51_PAD_USBH1_DIR__USBH1_DIR IOMUX_PAD(0x67C, 0x27C, IOMUX_CONFIG_ALT0, 0x0, 0, MX51_USBH1_PAD_CTRL) #define MX51_PAD_USBH1_STP__USBH1_STP IOMUX_PAD(0x680, 0x280, IOMUX_CONFIG_ALT0, 0x0, 0, MX51_USBH1_PAD_CTRL) -- cgit v1.2.3-70-g09d2 From 5a36c399234d511a347b2be4382c7a55f28c18ba Mon Sep 17 00:00:00 2001 From: Eric Bénard Date: Tue, 8 Jun 2010 11:02:55 +0200 Subject: MX25: put define for OTG base address in right include MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit the standard place for this define is include/mach/mx25.h Signed-off-by: Eric Bénard Signed-off-by: Sascha Hauer --- arch/arm/mach-mx25/devices.c | 2 -- arch/arm/plat-mxc/include/mach/mx25.h | 1 + 2 files changed, 1 insertion(+), 2 deletions(-) (limited to 'arch/arm/plat-mxc/include/mach') diff --git a/arch/arm/mach-mx25/devices.c b/arch/arm/mach-mx25/devices.c index fd331d04ea0..d9766d4d504 100644 --- a/arch/arm/mach-mx25/devices.c +++ b/arch/arm/mach-mx25/devices.c @@ -117,8 +117,6 @@ struct platform_device mxc_uart_device4 = { .num_resources = ARRAY_SIZE(uart4), }; -#define MX25_OTG_BASE_ADDR 0x53FF4000 - static u64 otg_dmamask = DMA_BIT_MASK(32); static struct resource mxc_otg_resources[] = { diff --git a/arch/arm/plat-mxc/include/mach/mx25.h b/arch/arm/plat-mxc/include/mach/mx25.h index 35fb9f5e5d1..f064ec8833b 100644 --- a/arch/arm/plat-mxc/include/mach/mx25.h +++ b/arch/arm/plat-mxc/include/mach/mx25.h @@ -35,6 +35,7 @@ #define MX25_DRYICE_BASE_ADDR 0x53ffc000 #define MX25_LCDC_BASE_ADDR 0x53fbc000 #define MX25_KPP_BASE_ADDR 0x43fa8000 +#define MX25_OTG_BASE_ADDR 0x53ff4000 #define MX25_INT_DRYICE 25 #define MX25_INT_FEC 57 -- cgit v1.2.3-70-g09d2 From 8402ed30e16c65ad8560ba3293c7cf9c259712eb Mon Sep 17 00:00:00 2001 From: Eric Bénard Date: Tue, 8 Jun 2010 11:03:00 +0200 Subject: i.MX25: add AUDMUX and SSI support MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit * add clocks for audmux and ssi 1 & 2 * add irq for ssi 1 & 2 * add devices platform for ssi1 & 2 * update audmux-v2 for i.MX25 * add base addresses for audmux & ssi 1 & 2 * add iomux configuration for GPIO for AUD5 port Signed-off-by: Eric Bénard Signed-off-by: Sascha Hauer --- arch/arm/mach-mx25/clock.c | 18 ++++++++++++++ arch/arm/mach-mx25/devices.c | 38 +++++++++++++++++++++++++++++ arch/arm/mach-mx25/devices.h | 2 ++ arch/arm/plat-mxc/Kconfig | 1 + arch/arm/plat-mxc/audmux-v2.c | 15 +++++++++++- arch/arm/plat-mxc/include/mach/iomux-mx25.h | 4 +++ arch/arm/plat-mxc/include/mach/mx25.h | 7 +++++- 7 files changed, 83 insertions(+), 2 deletions(-) (limited to 'arch/arm/plat-mxc/include/mach') diff --git a/arch/arm/mach-mx25/clock.c b/arch/arm/mach-mx25/clock.c index 84f0f1efea4..caeea755158 100644 --- a/arch/arm/mach-mx25/clock.c +++ b/arch/arm/mach-mx25/clock.c @@ -109,6 +109,16 @@ static unsigned long get_rate_uart(struct clk *clk) return get_rate_per(15); } +static unsigned long get_rate_ssi2(struct clk *clk) +{ + return get_rate_per(14); +} + +static unsigned long get_rate_ssi1(struct clk *clk) +{ + return get_rate_per(13); +} + static unsigned long get_rate_i2c(struct clk *clk) { return get_rate_per(6); @@ -171,6 +181,8 @@ static void clk_cgcr_disable(struct clk *clk) DEFINE_CLOCK(gpt_clk, 0, CCM_CGCR0, 5, get_rate_gpt, NULL, NULL); DEFINE_CLOCK(uart_per_clk, 0, CCM_CGCR0, 15, get_rate_uart, NULL, NULL); +DEFINE_CLOCK(ssi1_per_clk, 0, CCM_CGCR0, 13, get_rate_ipg, NULL, NULL); +DEFINE_CLOCK(ssi2_per_clk, 0, CCM_CGCR0, 14, get_rate_ipg, NULL, NULL); DEFINE_CLOCK(cspi1_clk, 0, CCM_CGCR1, 5, get_rate_ipg, NULL, NULL); DEFINE_CLOCK(cspi2_clk, 0, CCM_CGCR1, 6, get_rate_ipg, NULL, NULL); DEFINE_CLOCK(cspi3_clk, 0, CCM_CGCR1, 7, get_rate_ipg, NULL, NULL); @@ -194,6 +206,9 @@ DEFINE_CLOCK(i2c_clk, 0, CCM_CGCR0, 6, get_rate_i2c, NULL, NULL); DEFINE_CLOCK(fec_clk, 0, CCM_CGCR1, 15, get_rate_ipg, NULL, &fec_ahb_clk); DEFINE_CLOCK(dryice_clk, 0, CCM_CGCR1, 8, get_rate_ipg, NULL, NULL); DEFINE_CLOCK(lcdc_clk, 0, CCM_CGCR1, 29, get_rate_lcdc, NULL, &lcdc_per_clk); +DEFINE_CLOCK(ssi1_clk, 0, CCM_CGCR2, 11, get_rate_ssi1, NULL, &ssi1_per_clk); +DEFINE_CLOCK(ssi2_clk, 1, CCM_CGCR2, 12, get_rate_ssi2, NULL, &ssi2_per_clk); +DEFINE_CLOCK(audmux_clk, 0, CCM_CGCR1, 0, NULL, NULL, NULL); #define _REGISTER_CLOCK(d, n, c) \ { \ @@ -228,6 +243,9 @@ static struct clk_lookup lookups[] = { _REGISTER_CLOCK("fec.0", NULL, fec_clk) _REGISTER_CLOCK("imxdi_rtc.0", NULL, dryice_clk) _REGISTER_CLOCK("imx-fb.0", NULL, lcdc_clk) + _REGISTER_CLOCK("imx-ssi.0", NULL, ssi1_clk) + _REGISTER_CLOCK("imx-ssi.1", NULL, ssi2_clk) + _REGISTER_CLOCK(NULL, "audmux", audmux_clk) }; int __init mx25_clocks_init(void) diff --git a/arch/arm/mach-mx25/devices.c b/arch/arm/mach-mx25/devices.c index d9766d4d504..baf0a791364 100644 --- a/arch/arm/mach-mx25/devices.c +++ b/arch/arm/mach-mx25/devices.c @@ -533,3 +533,41 @@ struct platform_device mx25_kpp_device = { .num_resources = ARRAY_SIZE(mx25_kpp_resources), .resource = mx25_kpp_resources, }; + +static struct resource imx_ssi_resources0[] = { + { + .start = MX25_SSI1_BASE_ADDR, + .end = MX25_SSI1_BASE_ADDR + 0x3fff, + .flags = IORESOURCE_MEM, + }, { + .start = MX25_INT_SSI1, + .end = MX25_INT_SSI1, + .flags = IORESOURCE_IRQ, + }, +}; + +static struct resource imx_ssi_resources1[] = { + { + .start = MX25_SSI2_BASE_ADDR, + .end = MX25_SSI2_BASE_ADDR + 0x3fff, + .flags = IORESOURCE_MEM + }, { + .start = MX25_INT_SSI2, + .end = MX25_INT_SSI2, + .flags = IORESOURCE_IRQ, + }, +}; + +struct platform_device imx_ssi_device0 = { + .name = "imx-ssi", + .id = 0, + .num_resources = ARRAY_SIZE(imx_ssi_resources0), + .resource = imx_ssi_resources0, +}; + +struct platform_device imx_ssi_device1 = { + .name = "imx-ssi", + .id = 1, + .num_resources = ARRAY_SIZE(imx_ssi_resources1), + .resource = imx_ssi_resources1, +}; diff --git a/arch/arm/mach-mx25/devices.h b/arch/arm/mach-mx25/devices.h index 8247fd45111..290843bdddf 100644 --- a/arch/arm/mach-mx25/devices.h +++ b/arch/arm/mach-mx25/devices.h @@ -23,3 +23,5 @@ extern struct platform_device mx25_rtc_device; extern struct platform_device mx25_fb_device; extern struct platform_device mxc_wdt; extern struct platform_device mx25_kpp_device; +extern struct platform_device imx_ssi_device0; +extern struct platform_device imx_ssi_device1; diff --git a/arch/arm/plat-mxc/Kconfig b/arch/arm/plat-mxc/Kconfig index 7f7ad6f289b..902ba9e42c5 100644 --- a/arch/arm/plat-mxc/Kconfig +++ b/arch/arm/plat-mxc/Kconfig @@ -25,6 +25,7 @@ config ARCH_MX25 select CPU_ARM926T select ARCH_MXC_IOMUX_V3 select HAVE_FB_IMX + select ARCH_MXC_AUDMUX_V2 help This enables support for systems based on the Freescale i.MX25 family diff --git a/arch/arm/plat-mxc/audmux-v2.c b/arch/arm/plat-mxc/audmux-v2.c index 0c2cc5cd4d8..ab94d78a927 100644 --- a/arch/arm/plat-mxc/audmux-v2.c +++ b/arch/arm/plat-mxc/audmux-v2.c @@ -191,6 +191,7 @@ static int mxc_audmux_v2_init(void) { int ret; +#if defined(CONFIG_ARCH_MX3) if (cpu_is_mx31()) audmux_base = MX31_IO_ADDRESS(MX31_AUDMUX_BASE_ADDR); @@ -204,7 +205,19 @@ static int mxc_audmux_v2_init(void) } audmux_base = MX35_IO_ADDRESS(MX35_AUDMUX_BASE_ADDR); } - +#endif +#if defined(CONFIG_ARCH_MX25) + if (cpu_is_mx25()) { + audmux_clk = clk_get(NULL, "audmux"); + if (IS_ERR(audmux_clk)) { + ret = PTR_ERR(audmux_clk); + printk(KERN_ERR "%s: cannot get clock: %d\n", __func__, + ret); + return ret; + } + audmux_base = MX25_IO_ADDRESS(MX25_AUDMUX_BASE_ADDR); + } +#endif audmux_debugfs_init(); return 0; diff --git a/arch/arm/plat-mxc/include/mach/iomux-mx25.h b/arch/arm/plat-mxc/include/mach/iomux-mx25.h index e88d01a125a..1c8317e8ecc 100644 --- a/arch/arm/plat-mxc/include/mach/iomux-mx25.h +++ b/arch/arm/plat-mxc/include/mach/iomux-mx25.h @@ -389,15 +389,19 @@ #define MX25_PAD_KPP_ROW3__GPIO_3_0 IOMUX_PAD(0x3ac, 0x1b4, 0x15, 0, 0, NO_PAD_CTRL) #define MX25_PAD_KPP_COL0__KPP_COL0 IOMUX_PAD(0x3b0, 0x1b8, 0x10, 0, 0, KPP_CTL_COL) +#define MX25_PAD_KPP_COL0__AUD5_TXD IOMUX_PAD(0x3b0, 0x1b8, 0x12, 0, 0, PAD_CTL_PKE | PAD_CTL_PUS_100K_UP) #define MX25_PAD_KPP_COL0__GPIO_3_1 IOMUX_PAD(0x3b0, 0x1b8, 0x15, 0, 0, NO_PAD_CTRL) #define MX25_PAD_KPP_COL1__KPP_COL1 IOMUX_PAD(0x3b4, 0x1bc, 0x10, 0, 0, KPP_CTL_COL) +#define MX25_PAD_KPP_COL1__AUD5_RXD IOMUX_PAD(0x3b4, 0x1bc, 0x12, 0, 0, PAD_CTL_PKE | PAD_CTL_PUS_100K_UP) #define MX25_PAD_KPP_COL1__GPIO_3_2 IOMUX_PAD(0x3b4, 0x1bc, 0x15, 0, 0, NO_PAD_CTRL) #define MX25_PAD_KPP_COL2__KPP_COL2 IOMUX_PAD(0x3b8, 0x1c0, 0x10, 0, 0, KPP_CTL_COL) +#define MX25_PAD_KPP_COL2__AUD5_TXC IOMUX_PAD(0x3b8, 0x1c0, 0x12, 0, 0, PAD_CTL_PKE | PAD_CTL_PUS_100K_UP) #define MX25_PAD_KPP_COL2__GPIO_3_3 IOMUX_PAD(0x3b8, 0x1c0, 0x15, 0, 0, NO_PAD_CTRL) #define MX25_PAD_KPP_COL3__KPP_COL3 IOMUX_PAD(0x3bc, 0x1c4, 0x10, 0, 0, KPP_CTL_COL) +#define MX25_PAD_KPP_COL3__AUD5_TXFS IOMUX_PAD(0x3bc, 0x1c4, 0x12, 0, 0, PAD_CTL_PKE | PAD_CTL_PUS_100K_UP) #define MX25_PAD_KPP_COL3__GPIO_3_4 IOMUX_PAD(0x3bc, 0x1c4, 0x15, 0, 0, NO_PAD_CTRL) #define MX25_PAD_FEC_MDC__FEC_MDC IOMUX_PAD(0x3c0, 0x1c8, 0x10, 0, 0, NO_PAD_CTRL) diff --git a/arch/arm/plat-mxc/include/mach/mx25.h b/arch/arm/plat-mxc/include/mach/mx25.h index f064ec8833b..a1ba9d7c55d 100644 --- a/arch/arm/plat-mxc/include/mach/mx25.h +++ b/arch/arm/plat-mxc/include/mach/mx25.h @@ -29,19 +29,24 @@ #define MX25_UART1_BASE_ADDR 0x43f90000 #define MX25_UART2_BASE_ADDR 0x43f94000 +#define MX25_AUDMUX_BASE_ADDR 0x43fb0000 #define MX25_FEC_BASE_ADDR 0x50038000 +#define MX25_SSI2_BASE_ADDR 0x50014000 +#define MX25_SSI1_BASE_ADDR 0x50034000 #define MX25_NFC_BASE_ADDR 0xbb000000 #define MX25_DRYICE_BASE_ADDR 0x53ffc000 #define MX25_LCDC_BASE_ADDR 0x53fbc000 #define MX25_KPP_BASE_ADDR 0x43fa8000 #define MX25_OTG_BASE_ADDR 0x53ff4000 +#define MX25_INT_SSI2 11 +#define MX25_INT_SSI1 12 #define MX25_INT_DRYICE 25 -#define MX25_INT_FEC 57 #define MX25_INT_NANDFC 33 #define MX25_INT_LCDC 39 #define MX25_INT_KPP 24 +#define MX25_INT_FEC 57 #if defined(IMX_NEEDS_DEPRECATED_SYMBOLS) #define UART1_BASE_ADDR MX25_UART1_BASE_ADDR -- cgit v1.2.3-70-g09d2 From 6f1fa706fc06dac9ba088e884ec8110475e42704 Mon Sep 17 00:00:00 2001 From: Eric Bénard Date: Tue, 8 Jun 2010 11:03:01 +0200 Subject: i.MX25: add cpuimx25 module and its baseboard MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit * cpuimx25 integrates i.MX25, RAM, NAND, Ethernet, I2C RTC, USB Host and USB OTG * mbimxsd provides access to LCD, Audio, LED, Switch button, UART ... Signed-off-by: Eric Bénard Signed-off-by: Sascha Hauer --- arch/arm/mach-mx25/Kconfig | 18 ++ arch/arm/mach-mx25/Makefile | 2 + arch/arm/mach-mx25/eukrea_mbimxsd-baseboard.c | 260 +++++++++++++++++++++ arch/arm/mach-mx25/mach-cpuimx25.c | 172 ++++++++++++++ .../plat-mxc/include/mach/board-eukrea_cpuimx25.h | 40 ++++ 5 files changed, 492 insertions(+) create mode 100644 arch/arm/mach-mx25/eukrea_mbimxsd-baseboard.c create mode 100644 arch/arm/mach-mx25/mach-cpuimx25.c create mode 100644 arch/arm/plat-mxc/include/mach/board-eukrea_cpuimx25.h (limited to 'arch/arm/plat-mxc/include/mach') diff --git a/arch/arm/mach-mx25/Kconfig b/arch/arm/mach-mx25/Kconfig index 54d217314ee..3a6668eebf9 100644 --- a/arch/arm/mach-mx25/Kconfig +++ b/arch/arm/mach-mx25/Kconfig @@ -5,4 +5,22 @@ comment "MX25 platforms:" config MACH_MX25_3DS bool "Support MX25PDK (3DS) Platform" +config MACH_EUKREA_CPUIMX25 + bool "Support Eukrea CPUIMX25 Platform" + select MXC_ULPI if USB_ULPI + +choice + prompt "Baseboard" + depends on MACH_EUKREA_CPUIMX25 + default MACH_EUKREA_MBIMXSD_BASEBOARD + +config MACH_EUKREA_MBIMXSD_BASEBOARD + prompt "Eukrea MBIMXSD development board" + bool + help + This adds board specific devices that can be found on Eukrea's + MBIMXSD evaluation board. + +endchoice + endif diff --git a/arch/arm/mach-mx25/Makefile b/arch/arm/mach-mx25/Makefile index 10cebc5ced8..83ab5d80510 100644 --- a/arch/arm/mach-mx25/Makefile +++ b/arch/arm/mach-mx25/Makefile @@ -1,3 +1,5 @@ obj-y := mm.o devices.o obj-$(CONFIG_ARCH_MX25) += clock.o obj-$(CONFIG_MACH_MX25_3DS) += mach-mx25pdk.o +obj-$(CONFIG_MACH_EUKREA_CPUIMX25) += mach-cpuimx25.o +obj-$(CONFIG_MACH_EUKREA_MBIMXSD_BASEBOARD) += eukrea_mbimxsd-baseboard.o diff --git a/arch/arm/mach-mx25/eukrea_mbimxsd-baseboard.c b/arch/arm/mach-mx25/eukrea_mbimxsd-baseboard.c new file mode 100644 index 00000000000..e0f0dfda4d0 --- /dev/null +++ b/arch/arm/mach-mx25/eukrea_mbimxsd-baseboard.c @@ -0,0 +1,260 @@ +/* + * Copyright (C) 2010 Eric Benard - eric@eukrea.com + * + * Based on pcm970-baseboard.c which is : + * Copyright (C) 2008 Juergen Beisert (kernel@pengutronix.de) + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * as published by the Free Software Foundation; either version 2 + * of the License, or (at your option) any later version. + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, + * MA 02110-1301, USA. + */ + +#include +#include +#include +#include +#include +#include