make a5 high when not in use

* Enable RGBLIGHT_ANIMATIONS by default on the Zen rev2

* Also fixing OLED as it is upside down

keyboards/zen/rev2/config.h

@@ -65,6 +65,7 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
 /* ws2812 RGB LED */
 #define RGBLED_NUM 34    // Number of LEDs
+#define RGBLIGHT_ANIMATIONS
 
 /*
  * Feature disable options

keyboards/zen/rev2/rev2.c

@@ -24,7 +24,7 @@ const char* layer_name_user(uint32_t layer) {
 
 __attribute__((weak))
 void render_status(void) {
-  // Setup for 90 degree rendering because it's awesome!
+  // Setup for 270 degree rendering because it's awesome!
   // It can house 16 lines of text, with 5 letters each line
   // Render to mode icon
   static const char PROGMEM mode_logo[2][4] = {
@@ -49,7 +49,7 @@ void render_status(void) {
 
 oled_rotation_t oled_init_user(oled_rotation_t rotation) {
   if (is_keyboard_master())
-    return OLED_ROTATION_90;  // flips the display 90 degrees if mainhand
+    return OLED_ROTATION_270;  // flips the display 270 degrees if mainhand
   return rotation;
 }
 

quantum/audio/audio_arm.c

@@ -85,10 +85,13 @@ static void gpt_cb8(GPTDriver *gptp);
 #endif
 
 #define START_CHANNEL_1() gptStart(&GPTD6, &gpt6cfg1); \
-    gptStartContinuous(&GPTD6, 2U)
+    gptStartContinuous(&GPTD6, 2U); \
+    palSetPadMode(GPIOA, 5, PAL_MODE_INPUT_ANALOG);
 #define START_CHANNEL_2() gptStart(&GPTD7, &gpt7cfg1); \
     gptStartContinuous(&GPTD7, 2U)
-#define STOP_CHANNEL_1() gptStopTimer(&GPTD6)
+#define STOP_CHANNEL_1() gptStopTimer(&GPTD6); \
+    palSetPadMode(GPIOA, 5, PAL_MODE_OUTPUT_PUSHPULL); \
+    palSetPad(GPIOA, 5);
 #define STOP_CHANNEL_2() gptStopTimer(&GPTD7)
 #define RESTART_CHANNEL_1() STOP_CHANNEL_1(); \
     START_CHANNEL_1()
@@ -298,6 +301,8 @@ void audio_init() {
    */
   palSetPadMode(GPIOA, 4, PAL_MODE_INPUT_ANALOG);
   palSetPadMode(GPIOA, 5, PAL_MODE_INPUT_ANALOG);
+  palSetPad(GPIOA, 5);
+
   dacStart(&DACD1, &dac1cfg1);
   dacStart(&DACD2, &dac1cfg2);