cm-t35: use gpio_led driver for status led

Switch to using the generic gpio_led driver instead of the private to
cm_t35 board led implementation.

Signed-off-by: Igor Grinberg <grinberg@compulab.co.il>
Tested-by: Nikita Kiryanov <nikita@compulab.co.il>
diff --git a/include/configs/cm_t35.h b/include/configs/cm_t35.h
index 516ef7f..a490fc3 100644
--- a/include/configs/cm_t35.h
+++ b/include/configs/cm_t35.h
@@ -302,12 +302,13 @@
 /* Status LED */
 #define CONFIG_STATUS_LED		/* Status LED enabled */
 #define CONFIG_BOARD_SPECIFIC_LED
-#define STATUS_LED_GREEN		0
-#define STATUS_LED_BIT			STATUS_LED_GREEN
+#define CONFIG_GPIO_LED
+#define GREEN_LED_GPIO			186 /* CM-T35 Green LED is GPIO186 */
+#define GREEN_LED_DEV			0
+#define STATUS_LED_BIT			GREEN_LED_GPIO
 #define STATUS_LED_STATE		STATUS_LED_ON
 #define STATUS_LED_PERIOD		(CONFIG_SYS_HZ / 2)
-#define STATUS_LED_BOOT			STATUS_LED_BIT
-#define GREEN_LED_GPIO			186 /* CM-T35 Green LED is GPIO186 */
+#define STATUS_LED_BOOT			GREEN_LED_DEV
 
 #define CONFIG_SPLASHIMAGE_GUARD