13 /* Locate led0 as alias or label by that name */
14 #if DT_NODE_EXISTS(DT_ALIAS(led0))
15 #define LED0 DT_ALIAS(led0)  macro
16 #elif DT_NODE_EXISTS(DT_NODELABEL(led0))
17 #define LED0 DT_NODELABEL(led0)  macro
19 #define LED0 DT_INVALID_NODE  macro
35 #if DT_NODE_EXISTS(LED0)
36 #define LED0_DEV DT_PHANDLE(LED0, gpios)
37 #define LED0_PIN DT_PHA(LED0, gpios, pin)
38 #define LED0_FLAGS DT_PHA(LED0, gpios, flags)
41 #endif /* LED0 */
60 #if DT_NODE_EXISTS(LED0)  in led_init()
123 #if DT_NODE_EXISTS(LED0)  in board_led_set()