ixp4xx-i2c-gpio
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>
diff --git a/arch/arm/mach-ixp4xx/avila-setup.c b/arch/arm/mach-ixp4xx/avila-setup.c
index d59b8dc..e38f45f 100644
--- a/arch/arm/mach-ixp4xx/avila-setup.c
+++ b/arch/arm/mach-ixp4xx/avila-setup.c
@@ -18,6 +18,7 @@
#include <linux/tty.h>
#include <linux/serial_8250.h>
#include <linux/slab.h>
+#include <linux/i2c-gpio.h>
#include <asm/types.h>
#include <asm/setup.h>
@@ -47,18 +48,17 @@
.resource = &avila_flash_resource,
};
-static struct ixp4xx_i2c_pins avila_i2c_gpio_pins = {
+static struct i2c_gpio_platform_data avila_i2c_gpio_data = {
.sda_pin = AVILA_SDA_PIN,
.scl_pin = AVILA_SCL_PIN,
};
-static struct platform_device avila_i2c_controller = {
- .name = "IXP4XX-I2C",
+static struct platform_device avila_i2c_gpio = {
+ .name = "i2c-gpio",
.id = 0,
- .dev = {
- .platform_data = &avila_i2c_gpio_pins,
+ .dev = {
+ .platform_data = &avila_i2c_gpio_data,
},
- .num_resources = 0
};
static struct resource avila_uart_resources[] = {
@@ -133,7 +133,7 @@
};
static struct platform_device *avila_devices[] __initdata = {
- &avila_i2c_controller,
+ &avila_i2c_gpio,
&avila_flash,
&avila_uart
};