1Kernel driver w1-gpio
2=====================
3
4Author: Ville Syrjala <syrjala@sci.fi>
5
6
7Description
8-----------
9
10GPIO 1-wire bus master driver. The driver uses the GPIO API to control the
11wire and the GPIO pin can be specified using platform data.
12
13
14Example (mach-at91)
15-------------------
16
17#include <linux/w1-gpio.h>
18
19static struct w1_gpio_platform_data foo_w1_gpio_pdata = {
20	.pin		= AT91_PIN_PB20,
21	.is_open_drain	= 1,
22};
23
24static struct platform_device foo_w1_device = {
25	.name			= "w1-gpio",
26	.id			= -1,
27	.dev.platform_data	= &foo_w1_gpio_pdata,
28};
29
30...
31	at91_set_GPIO_periph(foo_w1_gpio_pdata.pin, 1);
32	at91_set_multi_drive(foo_w1_gpio_pdata.pin, 1);
33	platform_device_register(&foo_w1_device);
34