X-Git-Url: http://git.rohieb.name/openwrt.git/blobdiff_plain/73a104c025f3230baa7e6e01250ca8825ee4342f..88731c199b6c0d769cd768213bd85e31069d8804:/target/linux/ifxmips/files/drivers/leds/leds-ifxmips.c?ds=sidebyside

diff --git a/target/linux/ifxmips/files/drivers/leds/leds-ifxmips.c b/target/linux/ifxmips/files/drivers/leds/leds-ifxmips.c
index 04e4ef8d0..86116d654 100644
--- a/target/linux/ifxmips/files/drivers/leds/leds-ifxmips.c
+++ b/target/linux/ifxmips/files/drivers/leds/leds-ifxmips.c
@@ -37,6 +37,7 @@
 
 #define DRVNAME					"ifxmips_led"
 
+/* might need to be changed depending on shift register used on the pcb */
 #if 1
 #define IFXMIPS_LED_CLK_EDGE			IFXMIPS_LED_FALLING
 #else
@@ -98,7 +99,8 @@ void ifxmips_led_setup_gpio(void)
 {
 	int i = 0;
 
-	/* we need to setup pins SH,D,ST (4,5,6) */
+	/* leds are controlled via a shift register
+	   we need to setup pins SH,D,ST (4,5,6) to make it work */
 	for (i = 4; i < 7; i++) {
 		ifxmips_port_set_altsel0(IFXMIPS_LED_GPIO_PORT, i);
 		ifxmips_port_clear_altsel1(IFXMIPS_LED_GPIO_PORT, i);