add experimental support for 2.6.30

SVN-Revision: 15979

target/linux/adm5120/patches-2.6.30/203-gpio_leds_brightness.patch

@@ -0,0 +1,27 @@
+--- a/drivers/leds/leds-gpio.c
++++ b/drivers/leds/leds-gpio.c
+@@ -44,13 +44,17 @@ static void gpio_led_set(struct led_clas
+ 		container_of(led_cdev, struct gpio_led_data, cdev);
+ 	int level;
+ 
+-	if (value == LED_OFF)
+-		level = 0;
+-	else
+-		level = 1;
+-
+-	if (led_dat->active_low)
+-		level = !level;
++	switch (value) {
++	case LED_OFF:
++		level = led_dat->active_low ? 1 : 0;
++		break;
++	case LED_FULL:
++		level = led_dat->active_low ? 0 : 1;
++		break;
++	default:
++		level = value;
++		break;
++	}
+ 
+ 	/* Setting GPIOs with I2C/etc requires a task context, and we don't
+ 	 * seem to have a reliable way to know if we're already in one; so