diff --git a/platforms/chibios/drivers/spi_master.c b/platforms/chibios/drivers/spi_master.c index f98db6db97f6..c592369ddeb2 100644 --- a/platforms/chibios/drivers/spi_master.c +++ b/platforms/chibios/drivers/spi_master.c @@ -110,6 +110,31 @@ bool spi_start(pin_t slavePin, bool lsbFirst, uint8_t mode, uint16_t divisor) { spiConfig.tar0 |= SPIx_CTARn_BR(8); break; } + +#elif defined(HT32) + spiConfig.cr0 = SPI_CR0_SELOEN; + spiConfig.cr1 = SPI_CR1_MODE | 8; // 8 bits and in master mode + + if (lsbFirst) { + spiConfig.cr1 |= SPI_CR1_FIRSTBIT; + } + + switch (mode) { + case 0: + spiConfig.cr1 |= SPI_CR1_FORMAT_MODE0; + break; + case 1: + spiConfig.cr1 |= SPI_CR1_FORMAT_MODE1; + break; + case 2: + spiConfig.cr1 |= SPI_CR1_FORMAT_MODE2; + break; + case 3: + spiConfig.cr1 |= SPI_CR1_FORMAT_MODE3; + break; + } + + spiConfig.cpr = (roundedDivisor - 1) >> 1; #else spiConfig.cr1 = 0; diff --git a/tmk_core/common/chibios/chibios_config.h b/tmk_core/common/chibios/chibios_config.h index c35f58955715..f06594802887 100644 --- a/tmk_core/common/chibios/chibios_config.h +++ b/tmk_core/common/chibios/chibios_config.h @@ -48,4 +48,12 @@ # define USE_I2CV1_CONTRIB // for some reason a bunch of ChibiOS-Contrib boards only have clock_speed # define USE_GPIOV1 # endif -#endif \ No newline at end of file +#endif + +#if defined(HT32) +# define CPU_CLOCK HT32_CK_SYS_FREQUENCY +# define PAL_MODE_ALTERNATE PAL_HT32_MODE_AF +# define PAL_OUTPUT_TYPE_OPENDRAIN (PAL_HT32_MODE_OD | PAL_HT32_MODE_DIR) +# define PAL_OUTPUT_TYPE_PUSHPULL PAL_HT32_MODE_DIR +# define PAL_OUTPUT_SPEED_HIGHEST 0 +#endif