led: remove camel casing of led identifiers globally

Result of running the following command to address Wolfgang's
comment about camel case:

for file in `find . | grep '\.[chS]$'`; do perl -i -pe
's/(green|yellow|red|blue)_LED_(on|off)/$1_led_$2/g' $file; done

Discussion:
http://patchwork.ozlabs.org/patch/84988/

Signed-off-by: Jason Kridner <jkridner@beagleboard.org>
Signed-off-by: Joel A Fernandes <agnel.joel@gmail.com>
Signed-off-by: Sandeep Paulraj <s-paulraj@ti.com>
diff --git a/board/logicpd/zoom2/led.c b/board/logicpd/zoom2/led.c
index 4255372..528844e 100644
--- a/board/logicpd/zoom2/led.c
+++ b/board/logicpd/zoom2/led.c
@@ -36,7 +36,7 @@
 #define ZOOM2_LED_BLUE	154
 #define ZOOM2_LED_BLUE2	61
 
-void red_LED_off (void)
+void red_led_off(void)
 {
 	/* red */
 	if (!gpio_request(ZOOM2_LED_RED, "")) {
@@ -46,7 +46,7 @@
 	saved_state[STATUS_LED_RED] = STATUS_LED_OFF;
 }
 
-void blue_LED_off (void)
+void blue_led_off(void)
 {
 	/* blue */
 	if (!gpio_request(ZOOM2_LED_BLUE, "")) {
@@ -62,9 +62,9 @@
 	saved_state[STATUS_LED_BLUE] = STATUS_LED_OFF;
 }
 
-void red_LED_on (void)
+void red_led_on(void)
 {
-	blue_LED_off ();
+	blue_led_off();
 
 	/* red */
 	if (!gpio_request(ZOOM2_LED_RED, "")) {
@@ -74,9 +74,9 @@
 	saved_state[STATUS_LED_RED] = STATUS_LED_ON;
 }
 
-void blue_LED_on (void)
+void blue_led_on(void)
 {
-	red_LED_off ();
+	red_led_off();
 
 	/* blue */
 	if (!gpio_request(ZOOM2_LED_BLUE, "")) {
@@ -102,14 +102,14 @@
 {
 	if (STATUS_LED_BLUE == mask) {
 		if (STATUS_LED_ON == saved_state[STATUS_LED_BLUE])
-			blue_LED_off ();
+			blue_led_off();
 		else
-			blue_LED_on ();
+			blue_led_on();
 	} else if (STATUS_LED_RED == mask) {
 		if (STATUS_LED_ON == saved_state[STATUS_LED_RED])
-			red_LED_off ();
+			red_led_off();
 		else
-			red_LED_on ();
+			red_led_on();
 	}
 }
 
@@ -117,13 +117,13 @@
 {
 	if (STATUS_LED_BLUE == mask) {
 		if (STATUS_LED_ON == state)
-			blue_LED_on ();
+			blue_led_on();
 		else
-			blue_LED_off ();
+			blue_led_off();
 	} else if (STATUS_LED_RED == mask) {
 		if (STATUS_LED_ON == state)
-			red_LED_on ();
+			red_led_on();
 		else
-			red_LED_off ();
+			red_led_off();
 	}
 }