From a58154d1c3535f451a409abbd0bda6770b2d9380 Mon Sep 17 00:00:00 2001 From: Yong Shen Date: Tue, 4 Jan 2011 14:22:56 +0800 Subject: ARM i.MX53: Make MX53 EVK bootable 1. Add entries to Kconfig 2. Add machine definition 3. Add Uart platform data, pad setting and base address 4. Adjust GPIO irq number Signed-off-by: Yong Shen Signed-off-by: Sascha Hauer --- arch/arm/mach-mx5/Kconfig | 18 ++++++ arch/arm/mach-mx5/Makefile | 1 + arch/arm/mach-mx5/Makefile.boot | 3 + arch/arm/mach-mx5/board-mx53_evk.c | 84 +++++++++++++++++++++++++++ arch/arm/mach-mx5/devices-imx53.h | 13 +++++ arch/arm/plat-mxc/devices/platform-imx-uart.c | 10 ++++ arch/arm/plat-mxc/include/mach/iomux-mx53.h | 20 +++++++ arch/arm/plat-mxc/include/mach/irqs.h | 4 +- arch/arm/plat-mxc/include/mach/uncompress.h | 4 ++ 9 files changed, 156 insertions(+), 1 deletion(-) create mode 100644 arch/arm/mach-mx5/board-mx53_evk.c create mode 100644 arch/arm/mach-mx5/devices-imx53.h (limited to 'arch/arm') diff --git a/arch/arm/mach-mx5/Kconfig b/arch/arm/mach-mx5/Kconfig index 7c317579cde..55254b6e946 100644 --- a/arch/arm/mach-mx5/Kconfig +++ b/arch/arm/mach-mx5/Kconfig @@ -7,6 +7,9 @@ config ARCH_MX50 config ARCH_MX51 bool +config ARCH_MX53 + bool + config SOC_IMX50 bool select MXC_TZIC @@ -23,6 +26,12 @@ config SOC_IMX51 select ARCH_HAS_CPUFREQ select ARCH_MX51 +config SOC_IMX53 + bool + select MXC_TZIC + select ARCH_MXC_IOMUX_V3 + select ARCH_MX53 + comment "MX5 platforms:" config MACH_MX51_BABBAGE @@ -111,6 +120,15 @@ config MACH_MX51_EFIKAMX Include support for Genesi Efika MX nettop. This includes specific configurations for the board and its peripherals. +config MACH_MX53_EVK + bool "Support MX53 EVK platforms" + select SOC_IMX53 + select IMX_HAVE_PLATFORM_IMX_UART + help + Include support for MX53 EVK platform. This includes specific + configurations for the board and its peripherals. + + config MACH_MX50_RDP bool "Support MX50 reference design platform" depends on BROKEN diff --git a/arch/arm/mach-mx5/Makefile b/arch/arm/mach-mx5/Makefile index d99d7ab3b39..0c398baf11f 100644 --- a/arch/arm/mach-mx5/Makefile +++ b/arch/arm/mach-mx5/Makefile @@ -9,6 +9,7 @@ obj-$(CONFIG_SOC_IMX50) += mm-mx50.o obj-$(CONFIG_CPU_FREQ_IMX) += cpu_op-mx51.o obj-$(CONFIG_MACH_MX51_BABBAGE) += board-mx51_babbage.o obj-$(CONFIG_MACH_MX51_3DS) += board-mx51_3ds.o +obj-$(CONFIG_MACH_MX53_EVK) += board-mx53_evk.o obj-$(CONFIG_MACH_EUKREA_CPUIMX51) += board-cpuimx51.o obj-$(CONFIG_MACH_EUKREA_MBIMX51_BASEBOARD) += eukrea_mbimx51-baseboard.o obj-$(CONFIG_MACH_EUKREA_CPUIMX51SD) += board-cpuimx51sd.o diff --git a/arch/arm/mach-mx5/Makefile.boot b/arch/arm/mach-mx5/Makefile.boot index 854748f80cc..e928be1b675 100644 --- a/arch/arm/mach-mx5/Makefile.boot +++ b/arch/arm/mach-mx5/Makefile.boot @@ -4,3 +4,6 @@ initrd_phys-$(CONFIG_ARCH_MX50) := 0x70800000 zreladdr-$(CONFIG_ARCH_MX51) := 0x90008000 params_phys-$(CONFIG_ARCH_MX51) := 0x90000100 initrd_phys-$(CONFIG_ARCH_MX51) := 0x90800000 + zreladdr-$(CONFIG_ARCH_MX53) := 0x70008000 +params_phys-$(CONFIG_ARCH_MX53) := 0x70000100 +initrd_phys-$(CONFIG_ARCH_MX53) := 0x70800000 diff --git a/arch/arm/mach-mx5/board-mx53_evk.c b/arch/arm/mach-mx5/board-mx53_evk.c new file mode 100644 index 00000000000..fa97d0d5dd0 --- /dev/null +++ b/arch/arm/mach-mx5/board-mx53_evk.c @@ -0,0 +1,84 @@ +/* + * Copyright (C) 2010 Freescale Semiconductor, Inc. All Rights Reserved. + * Copyright (C) 2010 Yong Shen. + */ + +/* + * 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 "crm_regs.h" +#include "devices-imx53.h" + +static iomux_v3_cfg_t mx53_evk_pads[] = { + MX53_PAD_CSI0_D10__UART1_TXD, + MX53_PAD_CSI0_D11__UART1_RXD, + MX53_PAD_ATA_DIOW__UART1_TXD, + MX53_PAD_ATA_DMACK__UART1_RXD, + + MX53_PAD_ATA_BUFFER_EN__UART2_RXD, + MX53_PAD_ATA_DMARQ__UART2_TXD, + MX53_PAD_ATA_DIOR__UART2_RTS, + MX53_PAD_ATA_INTRQ__UART2_CTS, + + MX53_PAD_ATA_CS_0__UART3_TXD, + MX53_PAD_ATA_CS_1__UART3_RXD, + MX53_PAD_ATA_DA_1__UART3_CTS, + MX53_PAD_ATA_DA_2__UART3_RTS, +}; + +static const struct imxuart_platform_data mx53_evk_uart_pdata __initconst = { + .flags = IMXUART_HAVE_RTSCTS, +}; + +static inline void mx53_evk_init_uart(void) +{ + imx53_add_imx_uart(0, &mx53_evk_uart_pdata); + imx53_add_imx_uart(1, &mx53_evk_uart_pdata); + imx53_add_imx_uart(2, &mx53_evk_uart_pdata); +} + +static void __init mx53_evk_board_init(void) +{ + mxc_iomux_v3_setup_multiple_pads(mx53_evk_pads, + ARRAY_SIZE(mx53_evk_pads)); + mx53_evk_init_uart(); +} + +static void __init mx53_evk_timer_init(void) +{ + mx53_clocks_init(32768, 24000000, 22579200, 0); +} + +static struct sys_timer mx53_evk_timer = { + .init = mx53_evk_timer_init, +}; + +MACHINE_START(MX53_EVK, "Freescale MX53 EVK Board") + .map_io = mx53_map_io, + .init_irq = mx53_init_irq, + .init_machine = mx53_evk_board_init, + .timer = &mx53_evk_timer, +MACHINE_END diff --git a/arch/arm/mach-mx5/devices-imx53.h b/arch/arm/mach-mx5/devices-imx53.h new file mode 100644 index 00000000000..9d0ec2507fa --- /dev/null +++ b/arch/arm/mach-mx5/devices-imx53.h @@ -0,0 +1,13 @@ +/* + * Copyright (C) 2010 Yong Shen. + * + * 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 + +extern const struct imx_imx_uart_1irq_data imx53_imx_uart_data[] __initconst; +#define imx53_add_imx_uart(id, pdata) \ + imx_add_imx_uart_1irq(&imx53_imx_uart_data[id], pdata) diff --git a/arch/arm/plat-mxc/devices/platform-imx-uart.c b/arch/arm/plat-mxc/devices/platform-imx-uart.c index 0c69fbcae46..3c854c2cc6d 100644 --- a/arch/arm/plat-mxc/devices/platform-imx-uart.c +++ b/arch/arm/plat-mxc/devices/platform-imx-uart.c @@ -116,6 +116,16 @@ const struct imx_imx_uart_1irq_data imx51_imx_uart_data[] __initconst = { }; #endif /* ifdef CONFIG_SOC_IMX51 */ +#ifdef CONFIG_SOC_IMX53 +const struct imx_imx_uart_1irq_data imx53_imx_uart_data[] __initconst = { +#define imx53_imx_uart_data_entry(_id, _hwid) \ + imx_imx_uart_1irq_data_entry(MX53, _id, _hwid, SZ_4K) + imx53_imx_uart_data_entry(0, 1), + imx53_imx_uart_data_entry(1, 2), + imx53_imx_uart_data_entry(2, 3), +}; +#endif /* ifdef CONFIG_SOC_IMX53 */ + struct platform_device *__init imx_add_imx_uart_3irq( const struct imx_imx_uart_3irq_data *data, const struct imxuart_platform_data *pdata) diff --git a/arch/arm/plat-mxc/include/mach/iomux-mx53.h b/arch/arm/plat-mxc/include/mach/iomux-mx53.h index 80cb3c587f9..5deee019c29 100644 --- a/arch/arm/plat-mxc/include/mach/iomux-mx53.h +++ b/arch/arm/plat-mxc/include/mach/iomux-mx53.h @@ -42,6 +42,26 @@ typedef enum iomux_config { #define NON_MUX_I 0x00 #define NON_PAD_I 0x00 +#define MX53_UART_PAD_CTRL (PAD_CTL_PKE | PAD_CTL_PUE | \ + PAD_CTL_DSE_HIGH | PAD_CTL_SRE_FAST | PAD_CTL_HYS) +/* UART1 */ +#define MX53_PAD_CSI0_D10__UART1_TXD IOMUX_PAD(0x414, 0xE8, 2, 0x0, 0, MX53_UART_PAD_CTRL) +#define MX53_PAD_CSI0_D11__UART1_RXD IOMUX_PAD(0x418, 0xEC, 2, 0x878, 1, MX53_UART_PAD_CTRL) +#define MX53_PAD_ATA_DIOW__UART1_TXD IOMUX_PAD(0x5F0, 0x270, 3, 0x0, 0, MX53_UART_PAD_CTRL) +#define MX53_PAD_ATA_DMACK__UART1_RXD IOMUX_PAD(0x5F4, 0x274, 3, 0x880, 3, MX53_UART_PAD_CTRL) + +/* UART2 */ +#define MX53_PAD_ATA_BUFFER_EN__UART2_RXD IOMUX_PAD(0x5FC, 0x27C, 3, 0x880, 3, MX53_UART_PAD_CTRL) +#define MX53_PAD_ATA_DMARQ__UART2_TXD IOMUX_PAD(0x5F8, 0x278, 3, 0x0, 0, MX53_UART_PAD_CTRL) +#define MX53_PAD_ATA_DIOR__UART2_RTS IOMUX_PAD(0x604, 0x284, 3, 0x87C, 3, MX53_UART_PAD_CTRL) +#define MX53_PAD_ATA_INTRQ__UART2_CTS IOMUX_PAD(0x600, 0x280, 3, 0x0, 0, MX53_UART_PAD_CTRL) + +/* UART3 */ +#define MX53_PAD_ATA_CS_0__UART3_TXD IOMUX_PAD(0x61C, 0x29C, 4, 0x0, 0, MX53_UART_PAD_CTRL) +#define MX53_PAD_ATA_CS_1__UART3_RXD IOMUX_PAD(0x620, 0x2A0, 4, 0x888, 3, MX53_UART_PAD_CTRL) +#define MX53_PAD_ATA_DA_1__UART3_CTS IOMUX_PAD(0x614, 0x294, 4, 0x0, 0, MX53_UART_PAD_CTRL) +#define MX53_PAD_ATA_DA_2__UART3_RTS IOMUX_PAD(0x618, 0x298, 4, 0x884, 5, MX53_UART_PAD_CTRL) + #define MX53_PAD_GPIO_19__GPIO_4_5 IOMUX_PAD(0x348, 0x20,IOMUX_CONFIG_ALT1, 0x0, 0, NO_PAD_CTRL) #define MX53_PAD_KEY_COL0__GPIO_4_6 IOMUX_PAD(0x34C, 0x24,IOMUX_CONFIG_ALT1, 0x0, 0, NO_PAD_CTRL) #define MX53_PAD_KEY_ROW0__GPIO_4_7 IOMUX_PAD(0x350, 0x28,IOMUX_CONFIG_ALT1, 0x0, 0, NO_PAD_CTRL) diff --git a/arch/arm/plat-mxc/include/mach/irqs.h b/arch/arm/plat-mxc/include/mach/irqs.h index 064026b5a78..58a49cc8379 100644 --- a/arch/arm/plat-mxc/include/mach/irqs.h +++ b/arch/arm/plat-mxc/include/mach/irqs.h @@ -23,7 +23,9 @@ #define MXC_GPIO_IRQ_START MXC_INTERNAL_IRQS /* these are ordered by size to support multi-SoC kernels */ -#if defined CONFIG_ARCH_MX2 +#if defined CONFIG_ARCH_MX53 +#define MXC_GPIO_IRQS (32 * 7) +#elif defined CONFIG_ARCH_MX2 #define MXC_GPIO_IRQS (32 * 6) #elif defined CONFIG_ARCH_MX50 #define MXC_GPIO_IRQS (32 * 6) diff --git a/arch/arm/plat-mxc/include/mach/uncompress.h b/arch/arm/plat-mxc/include/mach/uncompress.h index 5ccf3ef41d6..3a70ebf0477 100644 --- a/arch/arm/plat-mxc/include/mach/uncompress.h +++ b/arch/arm/plat-mxc/include/mach/uncompress.h @@ -64,6 +64,7 @@ static inline void flush(void) #define MX3X_UART2_BASE_ADDR 0x43F94000 #define MX51_UART1_BASE_ADDR 0x73fbc000 #define MX50_UART1_BASE_ADDR 0x53fbc000 +#define MX53_UART1_BASE_ADDR 0x53fbc000 static __inline__ void __arch_decomp_setup(unsigned long arch_id) { @@ -106,6 +107,9 @@ static __inline__ void __arch_decomp_setup(unsigned long arch_id) case MACH_TYPE_MX50_RDP: uart_base = MX50_UART1_BASE_ADDR; break; + case MACH_TYPE_MX53_EVK: + uart_base = MX53_UART1_BASE_ADDR; + break; default: break; } -- cgit v1.2.3-70-g09d2