调整log内容

src/light.c

@@ -16,13 +16,16 @@ int light_init(){
     int ret = 0;
     if()
     ret = pwm_light_init(0, GPIO_WARM, 100, 100, 5, PWM_CLK_DIV_16);
+
     if(ret != 0){
-        LOG("[light_init] pwm_light_init warm failed\n");
+        LOG("[light_init] pwm_light_init warm failed %d \n", ret);
         return ret;
     }
+
     ret = pwm_light_init(1, GPIO_COLD, 100, 100, 5, PWM_CLK_DIV_16);
+
     if(ret != 0){
-        LOG("[light_init] pwm_light_init cold failed\n");
+        LOG("[light_init] pwm_light_init cold failed  %d \n", ret);
         return ret;
     }