redonkable
/
alistair23-linux
1
0
Fork 0
Code Releases Activity

[AVR32] Wire up i2c-gpio on the ATNGW100 board 

The NGW100 has a board controller which is hooked up to the TWI lines
on AP7000. Since the TWI driver isn't in mainline, use the i2c-gpio
driver in the mean time.

Signed-off-by: Haavard Skinnemoen <hskinnemoen@atmel.com>
hifive-unleashed-5.1
Haavard Skinnemoen 2007-07-12 16:36:34 +02:00
parent ad93ab0a6e
commit 54bb69e250
1 changed files with 18 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

18
arch/avr32/boards/atngw100/setup.c
View File

@ -9,6 +9,7 @@
*/
#include <linux/clk.h>
#include <linux/etherdevice.h>
#include <linux/i2c-gpio.h>
#include <linux/init.h>
#include <linux/linkage.h>
#include <linux/platform_device.h>
@ -123,6 +124,19 @@ static struct platform_device ngw_gpio_leds = {
}
};
static struct i2c_gpio_platform_data i2c_gpio_data = {
.sda_pin = GPIO_PIN_PA(6),
.scl_pin = GPIO_PIN_PA(7),
};
static struct platform_device i2c_gpio_device = {
.name = "i2c-gpio",
.id = 0,
.dev = {
.platform_data = &i2c_gpio_data,
},
};
static int __init atngw100_init(void)
{
unsigned i;
@ -147,6 +161,10 @@ static int __init atngw100_init(void)
}
platform_device_register(&ngw_gpio_leds);
at32_select_gpio(i2c_gpio_data.sda_pin, 0);
at32_select_gpio(i2c_gpio_data.scl_pin, 0);
platform_device_register(&i2c_gpio_device);
return 0;
}
postcore_initcall(atngw100_init);