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Add RPi interface support for ESP32 S3

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Bodmer
2023-02-25 20:50:32 +00:00
parent 36c496adfb
commit bee1d41f07
1 changed files with 9 additions and 38 deletions
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47
Processors/TFT_eSPI_ESP32_S3.h
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@@ -511,14 +511,14 @@ SPI3_HOST = 2
// Macros to write commands/pixel colour data to an Raspberry Pi TFT // Macros to write commands/pixel colour data to an Raspberry Pi TFT
//////////////////////////////////////////////////////////////////////////////////////// ////////////////////////////////////////////////////////////////////////////////////////
#elif defined (RPI_DISPLAY_TYPE) #elif defined (RPI_DISPLAY_TYPE)
// ESP32-S3 low level SPI writes for 8, 16 and 32 bit values
// ESP32 low level SPI writes for 8, 16 and 32 bit values
// to avoid the function call overhead // to avoid the function call overhead
#define TFT_WRITE_BITS(D, B) \ #define TFT_WRITE_BITS(D, B) *_spi_mosi_dlen = B-1; \
WRITE_PERI_REG(SPI_MOSI_DLEN_REG(SPI_PORT), B-1); \ *_spi_w = D; \
WRITE_PERI_REG(SPI_W0_REG(SPI_PORT), D); \ *_spi_cmd = SPI_UPDATE; \
SET_PERI_REG_MASK(SPI_CMD_REG(SPI_PORT), SPI_USR); \ while (*_spi_cmd & SPI_UPDATE); \
while (READ_PERI_REG(SPI_CMD_REG(SPI_PORT))&SPI_USR); *_spi_cmd = SPI_USR; \
while (*_spi_cmd & SPI_USR);
// Write 8 bits // Write 8 bits
#define tft_Write_8(C) TFT_WRITE_BITS((C)<<8, 16) #define tft_Write_8(C) TFT_WRITE_BITS((C)<<8, 16)
@@ -546,34 +546,6 @@ SPI3_HOST = 2
// Macros for all other SPI displays // Macros for all other SPI displays
//////////////////////////////////////////////////////////////////////////////////////// ////////////////////////////////////////////////////////////////////////////////////////
#else #else
/* Old macros
// ESP32 low level SPI writes for 8, 16 and 32 bit values
// to avoid the function call overhead
#define TFT_WRITE_BITS(D, B) \
WRITE_PERI_REG(SPI_MOSI_DLEN_REG(SPI_PORT), B-1); \
WRITE_PERI_REG(SPI_W0_REG(SPI_PORT), D); \
SET_PERI_REG_MASK(SPI_CMD_REG(SPI_PORT), SPI_USR); \
while (READ_PERI_REG(SPI_CMD_REG(SPI_PORT))&SPI_USR);
// Write 8 bits
#define tft_Write_8(C) TFT_WRITE_BITS(C, 8)
// Write 16 bits with corrected endianness for 16 bit colours
#define tft_Write_16(C) TFT_WRITE_BITS((C)<<8 | (C)>>8, 16)
// Write 16 bits
#define tft_Write_16S(C) TFT_WRITE_BITS(C, 16)
// Write 32 bits
#define tft_Write_32(C) TFT_WRITE_BITS(C, 32)
// Write two address coordinates
#define tft_Write_32C(C,D) TFT_WRITE_BITS((uint16_t)((D)<<8 | (D)>>8)<<16 | (uint16_t)((C)<<8 | (C)>>8), 32)
// Write same value twice
#define tft_Write_32D(C) TFT_WRITE_BITS((uint16_t)((C)<<8 | (C)>>8)<<16 | (uint16_t)((C)<<8 | (C)>>8), 32)
//*/
//* Replacement slimmer macros
#if !defined(CONFIG_IDF_TARGET_ESP32S3) #if !defined(CONFIG_IDF_TARGET_ESP32S3)
#define TFT_WRITE_BITS(D, B) *_spi_mosi_dlen = B-1; \ #define TFT_WRITE_BITS(D, B) *_spi_mosi_dlen = B-1; \
*_spi_w = D; \ *_spi_w = D; \
@@ -598,13 +570,13 @@ SPI3_HOST = 2
#define tft_Write_16N(C) *_spi_mosi_dlen = 16-1; \ #define tft_Write_16N(C) *_spi_mosi_dlen = 16-1; \
*_spi_w = ((C)<<8 | (C)>>8); \ *_spi_w = ((C)<<8 | (C)>>8); \
*_spi_cmd = SPI_USR; *_spi_cmd = SPI_USR;
#else #else
#define tft_Write_16N(C) *_spi_mosi_dlen = 16-1; \ #define tft_Write_16N(C) *_spi_mosi_dlen = 16-1; \
*_spi_w = ((C)<<8 | (C)>>8); \ *_spi_w = ((C)<<8 | (C)>>8); \
*_spi_cmd = SPI_UPDATE; \ *_spi_cmd = SPI_UPDATE; \
while (*_spi_cmd & SPI_UPDATE); \ while (*_spi_cmd & SPI_UPDATE); \
*_spi_cmd = SPI_USR; *_spi_cmd = SPI_USR;
#endif #endif
// Write 16 bits // Write 16 bits
#define tft_Write_16S(C) TFT_WRITE_BITS(C, 16) #define tft_Write_16S(C) TFT_WRITE_BITS(C, 16)
@@ -618,7 +590,6 @@ SPI3_HOST = 2
// Write same value twice // Write same value twice
#define tft_Write_32D(C) TFT_WRITE_BITS((uint16_t)((C)<<8 | (C)>>8)<<16 | (uint16_t)((C)<<8 | (C)>>8), 32) #define tft_Write_32D(C) TFT_WRITE_BITS((uint16_t)((C)<<8 | (C)>>8)<<16 | (uint16_t)((C)<<8 | (C)>>8), 32)
//*/
#endif #endif
#ifndef tft_Write_16N #ifndef tft_Write_16N