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author | Marek Vasut <marek.vasut@gmail.com> | 2010-05-22 00:29:39 +0200 |
---|---|---|
committer | Eric Miao <eric.y.miao@gmail.com> | 2010-06-18 15:07:34 +0800 |
commit | 403d29713e0a5c671d852913a0b5935c0ff00cb7 (patch) | |
tree | b632213f80d6d5f6c800da6844f78899b17e082e /arch/arm | |
parent | 4c243c8584be9fbff9e11fc37fa2449448c5d442 (diff) | |
download | kernel_samsung_smdk4412-403d29713e0a5c671d852913a0b5935c0ff00cb7.zip kernel_samsung_smdk4412-403d29713e0a5c671d852913a0b5935c0ff00cb7.tar.gz kernel_samsung_smdk4412-403d29713e0a5c671d852913a0b5935c0ff00cb7.tar.bz2 |
[ARM] pxa/income: Add Income SBC support
This is support for custom design based on Toradex Colibri PXA270 CPU card.
Initial patch was by Pavel Revak.
[daniel - rebased the code to follow the module/board split]
Signed-off-by: Marek Vasut <marek.vasut@gmail.com>
Cc: Pavel Revak <palo@bielyvlk.sk>
Cc: Daniel Mack <daniel@caiaq.de>
Signed-off-by: Eric Miao <eric.y.miao@gmail.com>
Diffstat (limited to 'arch/arm')
-rw-r--r-- | arch/arm/mach-pxa/Kconfig | 7 | ||||
-rw-r--r-- | arch/arm/mach-pxa/Makefile | 1 | ||||
-rw-r--r-- | arch/arm/mach-pxa/colibri-pxa270-income.c | 272 | ||||
-rw-r--r-- | arch/arm/mach-pxa/colibri-pxa270.c | 29 | ||||
-rw-r--r-- | arch/arm/mach-pxa/include/mach/colibri.h | 7 |
5 files changed, 313 insertions, 3 deletions
diff --git a/arch/arm/mach-pxa/Kconfig b/arch/arm/mach-pxa/Kconfig index 819b44f..2ff0b32 100644 --- a/arch/arm/mach-pxa/Kconfig +++ b/arch/arm/mach-pxa/Kconfig @@ -242,6 +242,13 @@ config MACH_COLIBRI_PXA270_EVALBOARD bool "Toradex Colibri Evaluation Carrier Board support (PXA270)" depends on MACH_COLIBRI +config MACH_COLIBRI_PXA270_INCOME + bool "Income s.r.o. PXA270 SBC" + depends on MACH_COLIBRI + select PXA27x + select HAVE_PWM + select PXA_HAVE_BOARD_IRQS + config MACH_COLIBRI300 bool "Toradex Colibri PXA300/310" select PXA3xx diff --git a/arch/arm/mach-pxa/Makefile b/arch/arm/mach-pxa/Makefile index 4751c9d..66e8989 100644 --- a/arch/arm/mach-pxa/Makefile +++ b/arch/arm/mach-pxa/Makefile @@ -60,6 +60,7 @@ obj-$(CONFIG_MACH_PCM027) += pcm027.o obj-$(CONFIG_MACH_PCM990_BASEBOARD) += pcm990-baseboard.o obj-$(CONFIG_MACH_COLIBRI) += colibri-pxa270.o obj-$(CONFIG_MACH_COLIBRI_PXA270_EVALBOARD) += colibri-pxa270-evalboard.o +obj-$(CONFIG_MACH_COLIBRI_PXA270_INCOME) += colibri-pxa270-income.o obj-$(CONFIG_MACH_COLIBRI300) += colibri-pxa3xx.o colibri-pxa300.o obj-$(CONFIG_MACH_COLIBRI320) += colibri-pxa3xx.o colibri-pxa320.o obj-$(CONFIG_MACH_VPAC270) += vpac270.o diff --git a/arch/arm/mach-pxa/colibri-pxa270-income.c b/arch/arm/mach-pxa/colibri-pxa270-income.c new file mode 100644 index 0000000..37f0f3e --- /dev/null +++ b/arch/arm/mach-pxa/colibri-pxa270-income.c @@ -0,0 +1,272 @@ +/* + * linux/arch/arm/mach-pxa/income.c + * + * Support for Income s.r.o. SH-Dmaster PXA270 SBC + * + * Copyright (C) 2010 + * Marek Vasut <marek.vasut@gmail.com> + * Pavel Revak <palo@bielyvlk.sk> + * + * 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 <linux/bitops.h> +#include <linux/delay.h> +#include <linux/gpio.h> +#include <linux/init.h> +#include <linux/interrupt.h> +#include <linux/ioport.h> +#include <linux/kernel.h> +#include <linux/platform_device.h> +#include <linux/pwm_backlight.h> +#include <linux/sysdev.h> + +#include <asm/irq.h> +#include <asm/mach-types.h> + +#include <mach/hardware.h> +#include <mach/mmc.h> +#include <mach/ohci.h> +#include <mach/pxa27x.h> +#include <mach/pxa27x-udc.h> +#include <mach/pxafb.h> + +#include <plat/i2c.h> + +#include "devices.h" +#include "generic.h" + +#define GPIO114_INCOME_ETH_IRQ (114) +#define GPIO0_INCOME_SD_DETECT (0) +#define GPIO0_INCOME_SD_RO (1) +#define GPIO54_INCOME_LED_A (54) +#define GPIO55_INCOME_LED_B (55) +#define GPIO113_INCOME_TS_IRQ (113) + +/****************************************************************************** + * Pin configuration + ******************************************************************************/ +static mfp_cfg_t income_pin_config[] __initdata = { + /* MMC */ + GPIO32_MMC_CLK, + GPIO92_MMC_DAT_0, + GPIO109_MMC_DAT_1, + GPIO110_MMC_DAT_2, + GPIO111_MMC_DAT_3, + GPIO112_MMC_CMD, + GPIO0_GPIO, /* SD detect */ + GPIO1_GPIO, /* SD read-only */ + + /* FFUART */ + GPIO39_FFUART_TXD, + GPIO34_FFUART_RXD, + + /* BFUART */ + GPIO42_BTUART_RXD, + GPIO43_BTUART_TXD, + GPIO45_BTUART_RTS, + + /* STUART */ + GPIO46_STUART_RXD, + GPIO47_STUART_TXD, + + /* UHC */ + GPIO88_USBH1_PWR, + GPIO89_USBH1_PEN, + + /* LCD */ + GPIOxx_LCD_TFT_16BPP, + + /* PWM */ + GPIO16_PWM0_OUT, + + /* I2C */ + GPIO117_I2C_SCL, + GPIO118_I2C_SDA, + + /* LED */ + GPIO54_GPIO, /* LED A */ + GPIO55_GPIO, /* LED B */ +}; + +/****************************************************************************** + * SD/MMC card controller + ******************************************************************************/ +#if defined(CONFIG_MMC_PXA) || defined(CONFIG_MMC_PXA_MODULE) +static struct pxamci_platform_data income_mci_platform_data = { + .ocr_mask = MMC_VDD_32_33 | MMC_VDD_33_34, + .gpio_power = -1, + .gpio_card_detect = GPIO0_INCOME_SD_DETECT, + .gpio_card_ro = GPIO0_INCOME_SD_RO, + .detect_delay_ms = 200, +}; + +static void __init income_mmc_init(void) +{ + pxa_set_mci_info(&income_mci_platform_data); +} +#else +static inline void income_mmc_init(void) {} +#endif + +/****************************************************************************** + * USB Host + ******************************************************************************/ +#if defined(CONFIG_USB_OHCI_HCD) || defined(CONFIG_USB_OHCI_HCD_MODULE) +static struct pxaohci_platform_data income_ohci_info = { + .port_mode = PMM_PERPORT_MODE, + .flags = ENABLE_PORT1 | POWER_CONTROL_LOW | POWER_SENSE_LOW, +}; + +static void __init income_uhc_init(void) +{ + pxa_set_ohci_info(&income_ohci_info); +} +#else +static inline void income_uhc_init(void) {} +#endif + +/****************************************************************************** + * LED + ******************************************************************************/ +#if defined(CONFIG_LEDS_GPIO) || defined(CONFIG_LEDS_GPIO_MODULE) +struct gpio_led income_gpio_leds[] = { + { + .name = "income:green:leda", + .default_trigger = "none", + .gpio = GPIO54_INCOME_LED_A, + .active_low = 1, + }, + { + .name = "income:green:ledb", + .default_trigger = "none", + .gpio = GPIO55_INCOME_LED_B, + .active_low = 1, + } +}; + +static struct gpio_led_platform_data income_gpio_led_info = { + .leds = income_gpio_leds, + .num_leds = ARRAY_SIZE(income_gpio_leds), +}; + +static struct platform_device income_leds = { + .name = "leds-gpio", + .id = -1, + .dev = { + .platform_data = &income_gpio_led_info, + } +}; + +static void __init income_led_init(void) +{ + platform_device_register(&income_leds); +} +#else +static inline void income_led_init(void) {} +#endif + +/****************************************************************************** + * I2C + ******************************************************************************/ +#if defined(CONFIG_I2C_PXA) || defined(CONFIG_I2C_PXA_MODULE) +static struct i2c_board_info __initdata income_i2c_devs[] = { + { + I2C_BOARD_INFO("ds1340", 0x68), + }, { + I2C_BOARD_INFO("lm75", 0x4f), + }, +}; + +static void __init income_i2c_init(void) +{ + pxa_set_i2c_info(NULL); + pxa27x_set_i2c_power_info(NULL); + i2c_register_board_info(0, ARRAY_AND_SIZE(income_i2c_devs)); +} +#else +static inline void income_i2c_init(void) {} +#endif + +/****************************************************************************** + * Framebuffer + ******************************************************************************/ +#if defined(CONFIG_FB_PXA) || defined(CONFIG_FB_PXA_MODULE) +static struct pxafb_mode_info income_lcd_modes[] = { +{ + .pixclock = 144700, + .xres = 320, + .yres = 240, + .bpp = 32, + .depth = 18, + + .left_margin = 10, + .right_margin = 10, + .upper_margin = 7, + .lower_margin = 8, + + .hsync_len = 20, + .vsync_len = 2, + + .sync = FB_SYNC_VERT_HIGH_ACT, +}, +}; + +static struct pxafb_mach_info income_lcd_screen = { + .modes = income_lcd_modes, + .num_modes = ARRAY_SIZE(income_lcd_modes), + .lcd_conn = LCD_COLOR_TFT_18BPP | LCD_PCLK_EDGE_FALL, +}; + +static void __init income_lcd_init(void) +{ + set_pxa_fb_info(&income_lcd_screen); +} +#else +static inline void income_lcd_init(void) {} +#endif + +/****************************************************************************** + * Backlight + ******************************************************************************/ +#if defined(CONFIG_BACKLIGHT_PWM) || defined(CONFIG_BACKLIGHT_PWM__MODULE) +static struct platform_pwm_backlight_data income_backlight_data = { + .pwm_id = 0, + .max_brightness = 0x3ff, + .dft_brightness = 0x1ff, + .pwm_period_ns = 1000000, +}; + +static struct platform_device income_backlight = { + .name = "pwm-backlight", + .dev = { + .parent = &pxa27x_device_pwm0.dev, + .platform_data = &income_backlight_data, + }, +}; + +static void __init income_pwm_init(void) +{ + platform_device_register(&income_backlight); +} +#else +static inline void income_pwm_init(void) {} +#endif + +void __init colibri_pxa270_income_boardinit(void) +{ + pxa2xx_mfp_config(ARRAY_AND_SIZE(income_pin_config)); + pxa_set_ffuart_info(NULL); + pxa_set_btuart_info(NULL); + pxa_set_stuart_info(NULL); + + income_mmc_init(); + income_uhc_init(); + income_led_init(); + income_i2c_init(); + income_lcd_init(); + income_pwm_init(); +} + diff --git a/arch/arm/mach-pxa/colibri-pxa270.c b/arch/arm/mach-pxa/colibri-pxa270.c index b4f53cc..98673ac 100644 --- a/arch/arm/mach-pxa/colibri-pxa270.c +++ b/arch/arm/mach-pxa/colibri-pxa270.c @@ -110,17 +110,17 @@ static inline void colibri_pxa270_nor_init(void) {} ******************************************************************************/ #if defined(CONFIG_DM9000) || defined(CONFIG_DM9000_MODULE) static struct resource colibri_pxa270_dm9000_resources[] = { - [0] = { + { .start = PXA_CS2_PHYS, .end = PXA_CS2_PHYS + 3, .flags = IORESOURCE_MEM, }, - [1] = { + { .start = PXA_CS2_PHYS + 4, .end = PXA_CS2_PHYS + 4 + 500, .flags = IORESOURCE_MEM, }, - [2] = { + { .start = gpio_to_irq(GPIO114_COLIBRI_PXA270_ETH_IRQ), .end = gpio_to_irq(GPIO114_COLIBRI_PXA270_ETH_IRQ), .flags = IORESOURCE_IRQ | IRQF_TRIGGER_RISING, @@ -187,12 +187,25 @@ static void __init colibri_pxa270_init(void) case COLIBRI_PXA270_EVALBOARD: colibri_pxa270_evalboard_init(); break; + case COLIBRI_PXA270_INCOME: + colibri_pxa270_income_boardinit(); + break; default: printk(KERN_ERR "Illegal colibri_pxa270_baseboard type %d\n", colibri_pxa270_baseboard); } } +/* The "Income s.r.o. SH-Dmaster PXA270 SBC" board can be booted either + * with the INCOME mach type or with COLIBRI and the kernel parameter + * "colibri_pxa270_baseboard=1" + */ +static void __init colibri_pxa270_income_init(void) +{ + colibri_pxa270_baseboard = COLIBRI_PXA270_INCOME; + colibri_pxa270_init(); +} + MACHINE_START(COLIBRI, "Toradex Colibri PXA270") .phys_io = 0x40000000, .io_pg_offst = (io_p2v(0x40000000) >> 18) & 0xfffc, @@ -203,3 +216,13 @@ MACHINE_START(COLIBRI, "Toradex Colibri PXA270") .timer = &pxa_timer, MACHINE_END +MACHINE_START(INCOME, "Income s.r.o. SH-Dmaster PXA270 SBC") + .phys_io = 0x40000000, + .io_pg_offst = (io_p2v(0x40000000) >> 18) & 0xfffc, + .boot_params = 0xa0000100, + .init_machine = colibri_pxa270_income_init, + .map_io = pxa_map_io, + .init_irq = pxa27x_init_irq, + .timer = &pxa_timer, +MACHINE_END + diff --git a/arch/arm/mach-pxa/include/mach/colibri.h b/arch/arm/mach-pxa/include/mach/colibri.h index 6434f66..58dada1 100644 --- a/arch/arm/mach-pxa/include/mach/colibri.h +++ b/arch/arm/mach-pxa/include/mach/colibri.h @@ -10,6 +10,7 @@ enum { COLIBRI_PXA270_EVALBOARD = 0, + COLIBRI_PXA270_INCOME, }; #if defined(CONFIG_MACH_COLIBRI_PXA270_EVALBOARD) @@ -18,6 +19,12 @@ extern void colibri_pxa270_evalboard_init(void); static inline void colibri_pxa270_evalboard_init(void) {} #endif +#if defined(CONFIG_MACH_COLIBRI_PXA270_INCOME) +extern void colibri_pxa270_income_boardinit(void); +#else +static inline void colibri_pxa270_income_boardinit(void) {} +#endif + /* * common settings for all modules */ |