hwdef: backport CUAV-7-Nano hwdef defines

Author: cuav-chen2

libraries/AP_HAL_ChibiOS/hwdef/CUAV-7-Nano/hwdef.dat

@@ -240,11 +240,12 @@ PE4  LED_GREEN OUTPUT GPIO(91) LOW
 PE5  LED_BLUE  OUTPUT GPIO(92) LOW
 
 # setup for "pixracer" RGB LEDs
-define AP_NOTIFY_GPIO_LED_RGB_RED_PIN 90
-define AP_NOTIFY_GPIO_LED_RGB_GREEN_PIN 91
-define AP_NOTIFY_GPIO_LED_RGB_BLUE_PIN 92
+define HAL_GPIO_A_LED_PIN 90
+define HAL_GPIO_B_LED_PIN 91
+define HAL_GPIO_C_LED_PIN 92
+define HAL_GPIO_LED_ON 0
 
-define AP_NOTIFY_GPIO_LED_RGB_ENABLED 1
+define HAL_HAVE_PIXRACER_LED
 
 # ID pins
 PG0 HW_VER_REV_DRIVE OUTPUT LOW