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-rw-r--r--platforms/chibios/drivers/spi_master.c25
-rw-r--r--tmk_core/common/chibios/chibios_config.h10
2 files changed, 34 insertions, 1 deletions
diff --git a/platforms/chibios/drivers/spi_master.c b/platforms/chibios/drivers/spi_master.c
index f98db6db97..c592369dde 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 c35f589557..f065948028 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