Audio System + Drivers (#562)

2026-07-14 16:34:29 +10:00
parent fa4a6e255c
commit 955416dac8
137 changed files with 8847 additions and 387 deletions
@@ -13,12 +13,12 @@ properties:
      Depending on the hardware, these values are available: I2S_NUM_0, I2S_NUM_1
  pin-bclk:
    type: phandles
-    required: true
-    description: Bit clock pin
+    default: GPIO_PIN_SPEC_NONE
+    description: Bit clock pin. Not used in PDM RX mode (e.g. a PDM microphone), where pin-ws carries the PDM clock instead.
  pin-ws:
    type: phandles
    required: true
-    description: Word (slot) select pin
+    description: Word (slot) select pin. Doubles as the PDM clock pin in PDM RX mode.
  pin-data-out:
    type: phandles
    default: GPIO_PIN_SPEC_NONE