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/nas100d-setup.c b/arch/arm/mach-ixp4xx/nas100d-setup.c
index 78a1741..54d884f 100644
--- a/arch/arm/mach-ixp4xx/nas100d-setup.c
+++ b/arch/arm/mach-ixp4xx/nas100d-setup.c
@@ -16,6 +16,7 @@
#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>
@@ -68,16 +69,17 @@
};
#endif
-static struct ixp4xx_i2c_pins nas100d_i2c_gpio_pins = {
+static struct i2c_gpio_platform_data nas100d_i2c_gpio_data = {
.sda_pin = NAS100D_SDA_PIN,
.scl_pin = NAS100D_SCL_PIN,
};
-static struct platform_device nas100d_i2c_controller = {
- .name = "IXP4XX-I2C",
+static struct platform_device nas100d_i2c_gpio = {
+ .name = "i2c-gpio",
.id = 0,
- .dev.platform_data = &nas100d_i2c_gpio_pins,
- .num_resources = 0,
+ .dev = {
+ .platform_data = &nas100d_i2c_gpio_data,
+ },
};
static struct resource nas100d_uart_resources[] = {
@@ -124,7 +126,7 @@
};
static struct platform_device *nas100d_devices[] __initdata = {
- &nas100d_i2c_controller,
+ &nas100d_i2c_gpio,
&nas100d_flash,
#ifdef CONFIG_LEDS_IXP4XX
&nas100d_leds,