[U-Boot] [PATCH] post: add gpio hotkey support

[Sergei Shtylyov <sshtylyov@mvista.com>]

Hello.

On 11-05-2011 18:54, Mike Frysinger wrote:

>>> @@ -68,6 +72,23 @@ int post_init_f (void)
>>>    int __post_hotkeys_pressed(void)
>>>    {
>>> +#ifdef CONFIG_SYS_POST_HOTKEYS_GPIO
>>> +	int ret;
>>> +	unsigned gpio = CONFIG_SYS_POST_HOTKEYS_GPIO;
>>> +
>>> +	ret = gpio_request(gpio, "hotkeys");
>>> +	if (ret) {
>>> +		printf("POST: gpio hotkey request failed\n");
>>> +		return 0;
>>> +	}
>>> +
>>> +	gpio_direction_input(gpio);
>>> +	ret = gpio_get_value(gpio);
>>> +	gpio_free(gpio);
>>> +
>>> +	return ret;
>>> +#endif

>>      You surely meant #else here?

>>> +

>>>    	return 0;	/* No hotkeys supported */

> not really what i was going for.  it's fine either way though.

    I don't think 2 returns in a row is fine...

> -mike

WBR, Sergei