diff options
Diffstat (limited to 'arch/arm/mach-mx3')
| -rw-r--r-- | arch/arm/mach-mx3/Makefile | 2 | ||||
| -rw-r--r-- | arch/arm/mach-mx3/mx31lite-db.c | 71 | ||||
| -rw-r--r-- | arch/arm/mach-mx3/mx31lite.c | 36 |
3 files changed, 88 insertions, 21 deletions
diff --git a/arch/arm/mach-mx3/Makefile b/arch/arm/mach-mx3/Makefile index 6b9775471be..ed492d32b66 100644 --- a/arch/arm/mach-mx3/Makefile +++ b/arch/arm/mach-mx3/Makefile @@ -9,7 +9,7 @@ obj-$(CONFIG_ARCH_MX31) += clock.o iomux.o obj-$(CONFIG_ARCH_MX35) += clock-imx35.o obj-$(CONFIG_MACH_MX31ADS) += mx31ads.o obj-$(CONFIG_MACH_MX31LILLY) += mx31lilly.o mx31lilly-db.o -obj-$(CONFIG_MACH_MX31LITE) += mx31lite.o +obj-$(CONFIG_MACH_MX31LITE) += mx31lite.o mx31lite-db.o obj-$(CONFIG_MACH_PCM037) += pcm037.o obj-$(CONFIG_MACH_PCM037_EET) += pcm037_eet.o obj-$(CONFIG_MACH_MX31_3DS) += mx31pdk.o diff --git a/arch/arm/mach-mx3/mx31lite-db.c b/arch/arm/mach-mx3/mx31lite-db.c new file mode 100644 index 00000000000..751d15ec0b0 --- /dev/null +++ b/arch/arm/mach-mx3/mx31lite-db.c @@ -0,0 +1,71 @@ +/* + * LogicPD i.MX31 SOM-LV development board support + * + * Copyright (c) 2009 Daniel Mack <daniel@caiaq.de> + * + * based on code for other MX31 boards, + * + * Copyright 2005-2007 Freescale Semiconductor + * Copyright (c) 2009 Alberto Panizzo <maramaopercheseimorto@gmail.com> + * Copyright (C) 2009 Valentin Longchamp, EPFL Mobots group + * + * 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 + */ + +#include <linux/kernel.h> +#include <linux/types.h> +#include <linux/init.h> +#include <linux/gpio.h> + +#include <asm/mach-types.h> +#include <asm/mach/arch.h> +#include <asm/mach/map.h> + +#include <mach/hardware.h> +#include <mach/common.h> +#include <mach/imx-uart.h> +#include <mach/iomux-mx3.h> +#include <mach/board-mx31lite.h> + +#include "devices.h" + +/* + * This file contains board-specific initialization routines for the + * LogicPD i.MX31 SOM-LV development board, aka 'LiteKit'. + * If you design an own baseboard for the module, use this file as base + * for support code. + */ + +static unsigned int litekit_db_board_pins[] __initdata = { + /* UART1 */ + MX31_PIN_CTS1__CTS1, + MX31_PIN_RTS1__RTS1, + MX31_PIN_TXD1__TXD1, + MX31_PIN_RXD1__RXD1, +}; + +/* UART */ +static struct imxuart_platform_data uart_pdata __initdata = { + .flags = IMXUART_HAVE_RTSCTS, +}; + +void __init mx31lite_db_init(void) +{ + mxc_iomux_setup_multiple_pins(litekit_db_board_pins, + ARRAY_SIZE(litekit_db_board_pins), + "development board pins"); + mxc_register_device(&mxc_uart_device0, &uart_pdata); +} + diff --git a/arch/arm/mach-mx3/mx31lite.c b/arch/arm/mach-mx3/mx31lite.c index a8d57decdfd..dc993a87816 100644 --- a/arch/arm/mach-mx3/mx31lite.c +++ b/arch/arm/mach-mx3/mx31lite.c @@ -42,23 +42,14 @@ #include "devices.h" /* - * This file contains the board-specific initialization routines. + * This file contains the module-specific initialization routines. */ static unsigned int mx31lite_pins[] = { - /* UART1 */ - MX31_PIN_CTS1__CTS1, - MX31_PIN_RTS1__RTS1, - MX31_PIN_TXD1__TXD1, - MX31_PIN_RXD1__RXD1, /* LAN9117 IRQ pin */ IOMUX_MODE(MX31_PIN_SFS6, IOMUX_CONFIG_GPIO), }; -static struct imxuart_platform_data uart_pdata = { - .flags = IMXUART_HAVE_RTSCTS, -}; - static struct mxc_nand_platform_data mx31lite_nand_board_info = { .width = 1, .hw_ecc = 1, @@ -118,17 +109,27 @@ void __init mx31lite_map_io(void) iotable_init(mx31lite_io_desc, ARRAY_SIZE(mx31lite_io_desc)); } -/* - * Board specific initialization. - */ +static int mx31lite_baseboard; +core_param(mx31lite_baseboard, mx31lite_baseboard, int, 0444); + static void __init mxc_board_init(void) { int ret; + switch (mx31lite_baseboard) { + case MX31LITE_NOBOARD: + break; + case MX31LITE_DB: + mx31lite_db_init(); + break; + default: + printk(KERN_ERR "Illegal mx31lite_baseboard type %d\n", + mx31lite_baseboard); + } + mxc_iomux_setup_multiple_pins(mx31lite_pins, ARRAY_SIZE(mx31lite_pins), "mx31lite"); - mxc_register_device(&mxc_uart_device0, &uart_pdata); mxc_register_device(&mxc_nand_device, &mx31lite_nand_board_info); /* SMSC9117 IRQ pin */ @@ -150,12 +151,7 @@ struct sys_timer mx31lite_timer = { .init = mx31lite_timer_init, }; -/* - * The following uses standard kernel macros defined in arch.h in order to - * initialize __mach_desc_MX31LITE data structure. - */ - -MACHINE_START(MX31LITE, "LogicPD MX31 LITEKIT") +MACHINE_START(MX31LITE, "LogicPD i.MX31 SOM") /* Maintainer: Freescale Semiconductor, Inc. */ .phys_io = AIPS1_BASE_ADDR, .io_pg_offst = ((AIPS1_BASE_ADDR_VIRT) >> 18) & 0xfffc, |