add default SPI pins ifndef in arduino_pins.h

Author: P-R-O-C-H-Y

libraries/SPI/src/SPI.cpp

@@ -30,6 +30,54 @@
 #define SPI_PARAM_UNLOCK()
 #endif
 
+#ifndef SCK
+#if CONFIG_IDF_TARGET_ESP32
+#define SCK 18
+#elif CONFIG_IDF_TARGET_ESP32S2
+#define SCK 36
+#elif CONFIG_IDF_TARGET_ESP32S3
+#define SCK 12
+#elif CONFIG_IDF_TARGET_ESP32C3
+#define SCK 4
+#endif
+#endif
+
+#ifndef MISO
+#if CONFIG_IDF_TARGET_ESP32
+#define MISO 19
+#elif CONFIG_IDF_TARGET_ESP32S2
+#define MISO 37
+#elif CONFIG_IDF_TARGET_ESP32S3
+#define MISO 13
+#elif CONFIG_IDF_TARGET_ESP32C3
+#define MISO 5
+#endif
+#endif
+
+#ifndef MOSI
+#if CONFIG_IDF_TARGET_ESP32
+#define MOSI 23
+#elif CONFIG_IDF_TARGET_ESP32S2
+#define MOSI 35
+#elif CONFIG_IDF_TARGET_ESP32S3
+#define MOSI 11
+#elif CONFIG_IDF_TARGET_ESP32C3
+#define MOSI 6
+#endif
+#endif
+
+#ifndef SS
+#if CONFIG_IDF_TARGET_ESP32
+#define SS 5
+#elif CONFIG_IDF_TARGET_ESP32S2
+#define SS 34
+#elif CONFIG_IDF_TARGET_ESP32S3
+#define SS 10
+#elif CONFIG_IDF_TARGET_ESP32C3
+#define SS 7
+#endif
+#endif
+
 SPIClass::SPIClass(uint8_t spi_bus)
     :_spi_num(spi_bus)
     ,_spi(NULL)