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| author | Eric Miao <eric.miao@marvell.com> | 2008-09-06 08:46:23 +0800 |
|---|---|---|
| committer | Russell King <rmk+kernel@arm.linux.org.uk> | 2008-09-23 22:04:40 +0100 |
| commit | f72de6638b8e55283739de174b57c0ae4203c446 (patch) | |
| tree | 6e3daf24ca74b0b4921747bddbf3a95bcaa2236b /arch/arm/mach-pxa/spitz.c | |
| parent | 4fe3224fffc56b13fe54e0fa479b64db83d8b125 (diff) | |
| download | kernel_samsung_smdk4412-f72de6638b8e55283739de174b57c0ae4203c446.zip kernel_samsung_smdk4412-f72de6638b8e55283739de174b57c0ae4203c446.tar.gz kernel_samsung_smdk4412-f72de6638b8e55283739de174b57c0ae4203c446.tar.bz2 | |
[ARM] pxa/akita: use pca953x instead of akita-ioexp
Use generic pca953x which provides gpiolib interface instead of
akita-specific akita-ioexp with non-standard interface to pins.
Signed-off-by: Dmitry Baryshkov <dbaryshkov@gmail.com>
Cc: Richard Purdie <rpurdie@rpsys.net>
Cc: Mark Brown <broonie@opensource.wolfsonmicro.com>
Signed-off-by: Eric Miao <eric.miao@marvell.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Diffstat (limited to 'arch/arm/mach-pxa/spitz.c')
| -rw-r--r-- | arch/arm/mach-pxa/spitz.c | 37 |
1 files changed, 16 insertions, 21 deletions
diff --git a/arch/arm/mach-pxa/spitz.c b/arch/arm/mach-pxa/spitz.c index 993a132..1d8654d 100644 --- a/arch/arm/mach-pxa/spitz.c +++ b/arch/arm/mach-pxa/spitz.c @@ -24,6 +24,8 @@ #include <linux/mmc/host.h> #include <linux/pm.h> #include <linux/backlight.h> +#include <linux/i2c.h> +#include <linux/i2c/pca953x.h> #include <linux/spi/spi.h> #include <linux/spi/ads7846.h> #include <linux/spi/corgi_lcd.h> @@ -52,7 +54,6 @@ #include <mach/udc.h> #include <mach/pxafb.h> #include <mach/pxa2xx_spi.h> -#include <mach/akita.h> #include <mach/spitz.h> #include <mach/sharpsl.h> @@ -313,16 +314,8 @@ static void spitz_notify_intensity(int intensity) } if (machine_is_akita()) { - /* Bit 5 is via IO-Expander */ - if (intensity & 0x0020) - akita_reset_ioexp(&akitaioexp_device.dev, AKITA_IOEXP_BACKLIGHT_CONT); - else - akita_set_ioexp(&akitaioexp_device.dev, AKITA_IOEXP_BACKLIGHT_CONT); - - if (intensity) - akita_set_ioexp(&akitaioexp_device.dev, AKITA_IOEXP_BACKLIGHT_ON); - else - akita_reset_ioexp(&akitaioexp_device.dev, AKITA_IOEXP_BACKLIGHT_ON); + gpio_set_value(AKITA_GPIO_BACKLIGHT_CONT, !(intensity & 0x20)); + gpio_set_value(AKITA_GPIO_BACKLIGHT_ON, intensity); return; } } @@ -565,10 +558,7 @@ static void spitz_irda_transceiver_mode(struct device *dev, int mode) #ifdef CONFIG_MACH_AKITA static void akita_irda_transceiver_mode(struct device *dev, int mode) { - if (mode & IR_OFF) - akita_set_ioexp(&akitaioexp_device.dev, AKITA_IOEXP_IR_ON); - else - akita_reset_ioexp(&akitaioexp_device.dev, AKITA_IOEXP_IR_ON); + gpio_set_value(AKITA_GPIO_IR_ON, mode & IR_OFF); pxa2xx_transceiver_mode(dev, mode); } #endif @@ -679,12 +669,17 @@ static void __init spitz_init(void) /* * Akita IO Expander */ -struct platform_device akitaioexp_device = { - .name = "akita-ioexp", - .id = -1, +static struct pca953x_platform_data akita_ioexp = { + .gpio_base = AKITA_IOEXP_GPIO_BASE, }; -EXPORT_SYMBOL_GPL(akitaioexp_device); +static struct i2c_board_info akita_i2c_board_info[] = { + { + .type = "max7310", + .addr = 0x18, + .platform_data = &akita_ioexp, + }, +}; static void __init akita_init(void) { @@ -694,9 +689,9 @@ static void __init akita_init(void) spitz_pcmcia_config.num_devs = 1; platform_scoop_config = &spitz_pcmcia_config; - platform_device_register(&akitaioexp_device); + pxa_set_i2c_info(NULL); + i2c_register_board_info(0, ARRAY_AND_SIZE(akita_i2c_board_info)); - spitzscoop_device.dev.parent = &akitaioexp_device.dev; common_init(); } #endif |