update for rev F - we'll manually config i2s since we dont need an fs pin

Author: ladyada

variants/circuitplay/variant.cpp

@@ -159,7 +159,7 @@ const PinDescription g_APinDescription[]=
   { PORTA, 24, PIO_COM, PIN_ATTR_NONE, No_ADC_Channel, NOT_ON_PWM, NOT_ON_TIMER, EXTERNAL_INT_NONE }, // USB/DM
   { PORTA, 25, PIO_COM, PIN_ATTR_NONE, No_ADC_Channel, NOT_ON_PWM, NOT_ON_TIMER, EXTERNAL_INT_NONE }, // USB/DP
 
-  // GPIO 29 / Capacitive push
+  // GPIO 29 / IR Transmit
   { PORTA, 23, PIO_DIGITAL, PIN_ATTR_DIGITAL, No_ADC_Channel, NOT_ON_PWM, NOT_ON_TIMER, EXTERNAL_INT_7 }, 
 
   // GPIO 30 31 internal I2C (original xtal pins)
@@ -182,6 +182,8 @@ const PinDescription g_APinDescription[]=
   // GPIO 38 (I2S Datain)
   { PORTA,  8, PIO_DIGITAL, (PIN_ATTR_DIGITAL|PIN_ATTR_PWM|PIN_ATTR_TIMER|PIN_ATTR_ANALOG), ADC_Channel16, PWM0_CH0, TCC0_CH0, EXTERNAL_INT_NMI },  // ADC/AIN[3] / Microphone
 
+  // GPIO 39 (IR Remote in)
+  { PORTA, 12, PIO_DIGITAL, PIN_ATTR_DIGITAL, No_ADC_Channel, NOT_ON_PWM, NOT_ON_TIMER, EXTERNAL_INT_12 }, // IR remote input in
 
 
   // 26..27 

variants/circuitplay/variant.h

@@ -65,16 +65,15 @@
 
 // LEDs
 // ----
-#define PIN_LED     (13u)
+#define PIN_LED_13  (13u)
+#define PIN_LED     PIN_LED_13
 #define LED_BUILTIN PIN_LED
 
 
 //#define PIN_LED_RXL          (25u)
 //#define PIN_LED_TXL          (26u)
-#define PIN_LED              PIN_LED_13
 //#define PIN_LED2             PIN_LED_RXL
 //#define PIN_LED3             PIN_LED_TXL
-#define LED_BUILTIN          PIN_LED_13
 
 /*
  * Analog pins
@@ -158,7 +157,7 @@ static const uint8_t SCL1 = PIN_WIRE1_SCL;
 
 // I2S Interfaces
 // --------------
-#define I2S_INTERFACES_COUNT 1
+#define I2S_INTERFACES_COUNT 0
 
 #define I2S_DEVICE          0
 #define I2S_CLOCK_GENERATOR 3