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ixp4xx-i2c-gpio

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Migrate all ixp4xx devices to the bitbanging I2C bus driver utilizing
the arch-neutral GPIO API (linux/i2c-gpio.h).

Tested by the nslu2-linux and openwrt projects in public firmware releases.

Signed-off-by: Michael-Luke Jones <mlj28@cam.ac.uk>
Acked-by: Rod Whitby <rod@whitby.id.au>
Signed-off-by: Jean Delvare <khali@linux-fr.org>
This commit is contained in:
Michael-Luke Jones
2008-01-27 18:14:46 +01:00
committed by Jean Delvare
parent eee87d3196
commit 5a4a238771
5 changed files with 38 additions and 31 deletions
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14
arch/arm/mach-ixp4xx/nslu2-setup.c
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@@ -18,6 +18,7 @@
#include <linux/serial.h>
#include <linux/serial_8250.h>
#include <linux/leds.h>
#include <linux/i2c-gpio.h>
#include <asm/mach-types.h>
#include <asm/mach/arch.h>
@@ -41,7 +42,7 @@ static struct platform_device nslu2_flash = {
.resource = &nslu2_flash_resource,
};
static struct ixp4xx_i2c_pins nslu2_i2c_gpio_pins = {
static struct i2c_gpio_platform_data nslu2_i2c_gpio_data = {
.sda_pin = NSLU2_SDA_PIN,
.scl_pin = NSLU2_SCL_PIN,
};
@@ -82,11 +83,12 @@ static struct platform_device nslu2_leds = {
};
#endif
static struct platform_device nslu2_i2c_controller = {
.name = "IXP4XX-I2C",
static struct platform_device nslu2_i2c_gpio = {
.name = "i2c-gpio",
.id = 0,
.dev.platform_data = &nslu2_i2c_gpio_pins,
.num_resources = 0,
.dev = {
.platform_data = &nslu2_i2c_gpio_data,
},
};
static struct platform_device nslu2_beeper = {
@@ -139,7 +141,7 @@ static struct platform_device nslu2_uart = {
};
static struct platform_device *nslu2_devices[] __initdata = {
&nslu2_i2c_controller,
&nslu2_i2c_gpio,
&nslu2_flash,
&nslu2_beeper,
#ifdef CONFIG_LEDS_IXP4XX