diff options
author | Eric Miao <eric.miao@marvell.com> | 2008-12-10 10:04:38 +0100 |
---|---|---|
committer | Eric Miao <eric.miao@marvell.com> | 2008-12-17 15:52:12 +0100 |
commit | 3b24f30c4f678cfab5c6d090af9559fefa37cc41 (patch) | |
tree | 798cc64b7204152ae974ee120148582e9d6db389 /arch/arm | |
parent | [ARM] pxa/saar: add support for the on-board smart panel LCD (diff) | |
download | linux-3b24f30c4f678cfab5c6d090af9559fefa37cc41.tar.xz linux-3b24f30c4f678cfab5c6d090af9559fefa37cc41.zip |
[ARM] pxa/littleton: add preliminary I2C board info (da9034 + max7320)
Signed-off-by: Eric Miao <eric.miao@marvell.com>
Diffstat (limited to 'arch/arm')
-rw-r--r-- | arch/arm/mach-pxa/include/mach/littleton.h | 11 | ||||
-rw-r--r-- | arch/arm/mach-pxa/littleton.c | 73 |
2 files changed, 81 insertions, 3 deletions
diff --git a/arch/arm/mach-pxa/include/mach/littleton.h b/arch/arm/mach-pxa/include/mach/littleton.h index 5c4e320c1437..6c9b21c51322 100644 --- a/arch/arm/mach-pxa/include/mach/littleton.h +++ b/arch/arm/mach-pxa/include/mach/littleton.h @@ -1,8 +1,13 @@ -#ifndef __ASM_ARCH_ZYLONITE_H -#define __ASM_ARCH_ZYLONITE_H +#ifndef __ASM_ARCH_LITTLETON_H +#define __ASM_ARCH_LITTLETON_H + +#include <mach/gpio.h> #define LITTLETON_ETH_PHYS 0x30000000 #define LITTLETON_GPIO_LCD_CS (17) -#endif /* __ASM_ARCH_ZYLONITE_H */ +#define EXT0_GPIO_BASE (NR_BUILTIN_GPIO) +#define EXT0_GPIO(x) (EXT0_GPIO_BASE + (x)) + +#endif /* __ASM_ARCH_LITTLETON_H */ diff --git a/arch/arm/mach-pxa/littleton.c b/arch/arm/mach-pxa/littleton.c index 5609f52e36b1..31da7f3c06f6 100644 --- a/arch/arm/mach-pxa/littleton.c +++ b/arch/arm/mach-pxa/littleton.c @@ -23,6 +23,10 @@ #include <linux/gpio.h> #include <linux/spi/spi.h> #include <linux/smc91x.h> +#include <linux/i2c.h> +#include <linux/leds.h> +#include <linux/mfd/da903x.h> +#include <linux/i2c/max732x.h> #include <asm/types.h> #include <asm/setup.h> @@ -40,6 +44,7 @@ #include <mach/pxafb.h> #include <mach/ssp.h> #include <mach/pxa2xx_spi.h> +#include <mach/i2c.h> #include <mach/pxa27x_keypad.h> #include <mach/pxa3xx_nand.h> #include <mach/littleton.h> @@ -314,6 +319,73 @@ static void __init littleton_init_nand(void) static inline void littleton_init_nand(void) {} #endif /* CONFIG_MTD_NAND_PXA3xx || CONFIG_MTD_NAND_PXA3xx_MODULE */ +#if defined(CONFIG_I2C_PXA) || defined(CONFIG_I2C_PXA_MODULE) +static struct led_info littleton_da9034_leds[] = { + [0] = { + .name = "littleton:keypad1", + .flags = DA9034_LED_RAMP, + }, + [1] = { + .name = "littleton:keypad2", + .flags = DA9034_LED_RAMP, + }, + [2] = { + .name = "littleton:vibra", + .flags = 0, + }, +}; + +static struct da903x_subdev_info littleton_da9034_subdevs[] = { + { + .name = "da903x-led", + .id = DA9034_ID_LED_1, + .platform_data = &littleton_da9034_leds[0], + }, { + .name = "da903x-led", + .id = DA9034_ID_LED_2, + .platform_data = &littleton_da9034_leds[1], + }, { + .name = "da903x-led", + .id = DA9034_ID_VIBRA, + .platform_data = &littleton_da9034_leds[2], + }, { + .name = "da903x-backlight", + .id = DA9034_ID_WLED, + }, +}; + +static struct da903x_platform_data littleton_da9034_info = { + .num_subdevs = ARRAY_SIZE(littleton_da9034_subdevs), + .subdevs = littleton_da9034_subdevs, +}; + +static struct max732x_platform_data littleton_max7320_info = { + .gpio_base = EXT0_GPIO_BASE, +}; + +static struct i2c_board_info littleton_i2c_info[] = { + [0] = { + .type = "da9034", + .addr = 0x34, + .platform_data = &littleton_da9034_info, + .irq = gpio_to_irq(mfp_to_gpio(MFP_PIN_GPIO18)), + }, + [1] = { + .type = "max7320", + .addr = 0x50, + .platform_data = &littleton_max7320_info, + }, +}; + +static void __init littleton_init_i2c(void) +{ + pxa_set_i2c_info(NULL); + i2c_register_board_info(0, ARRAY_AND_SIZE(littleton_i2c_info)); +} +#else +static inline void littleton_init_i2c(void) {} +#endif /* CONFIG_I2C_PXA || CONFIG_I2C_PXA_MODULE */ + static void __init littleton_init(void) { /* initialize MFP configurations */ @@ -326,6 +398,7 @@ static void __init littleton_init(void) platform_device_register(&smc91x_device); littleton_init_spi(); + littleton_init_i2c(); littleton_init_lcd(); littleton_init_keypad(); littleton_init_nand(); |