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SPI (fix): Adds SPI 3 to the ESP32-S2 and adds comments about it (#9216)

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* SPI (fix): Adds SPI 3 to the ESP32-S2 and adds comments about it

* SPI (fix): added a space - typo error, simple fix.
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Rodrigo Garcia 2024-02-07 09:43:54 -03:00 committed by GitHub
parent 3a36a8d7f8
commit 7d595547e8
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1 changed files with 9 additions and 6 deletions
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15
cores/esp32/esp32-hal-spi.h
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@ -31,12 +31,15 @@ extern "C" {
#if CONFIG_IDF_TARGET_ESP32C2 || CONFIG_IDF_TARGET_ESP32C3 || CONFIG_IDF_TARGET_ESP32C6 || CONFIG_IDF_TARGET_ESP32H2 || CONFIG_IDF_TARGET_ESP32S3
#define FSPI 0
#define HSPI 1
#else
#define FSPI 1 //SPI bus attached to the flash (can use the same data lines but different SS)
#define HSPI 2 //SPI bus normally mapped to pins 12 - 15, but can be matrixed to any pins
#if CONFIG_IDF_TARGET_ESP32
#define VSPI 3 //SPI bus normally attached to pins 5, 18, 19 and 23, but can be matrixed to any pins
#endif
#elif CONFIG_IDF_TARGET_ESP32S2
#define FSPI 1 //SPI 1 bus. ESP32S2: for external memory only (can use the same data lines but different SS)
#define HSPI 2 //SPI 2 bus. ESP32S2: external memory or device - it can be matrixed to any pins
#define SPI2 2 // Another name for ESP32S2 SPI 2
#define SPI3 3 //SPI 3 bus. ESP32S2: device only - it can be matrixed to any pins
#elif CONFIG_IDF_TARGET_ESP32
#define FSPI 1 //SPI 1 bus attached to the flash (can use the same data lines but different SS)
#define HSPI 2 //SPI 2 bus normally mapped to pins 12 - 15, but can be matrixed to any pins
#define VSPI 3 //SPI 3 bus normally attached to pins 5, 18, 19 and 23, but can be matrixed to any pins
#endif
// This defines are not representing the real Divider of the ESP32