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authorbwisn <56162793+bwisn@users.noreply.github.com>2021-10-18 07:17:29 +0200
committerGitHub <noreply@github.com>2021-10-18 16:17:29 +1100
commit7e3ff206b8600265ea086040b397f1a600c4a7f3 (patch)
tree0af0d0f17c01eeae7b2d30eb7a82904928def9a2 /platforms/chibios/drivers/spi_master.c
parent1a63b24548cf0891621e54772320a5fec04186cb (diff)
Add HT32 support to core (#14388)
* tmk_core: temporary fix to allow HT32 based keyboards to work without patched ChibiOS-contrib (AnnePro2) * HT32: add spi support Add persistent led support with eeprom (#9) * adding HT32 support to chibios SPI master driver update spi driver, fix bad merging with master * HT32: fix formatting HT32: Fix formatting: tmk_core/protocol/chibios/usb_main.c Co-authored-by: Drashna Jaelre <drashna@live.com> * HT32: Apply suggestions from fauxpark's code review Co-authored-by: Ryan <fauxpark@gmail.com> * HT32: update spi driver * ht32: apply code review suggestions, remove old workaround Co-authored-by: tech2077 <tech2077@gmail.com> Co-authored-by: Drashna Jaelre <drashna@live.com> Co-authored-by: Ryan <fauxpark@gmail.com>
Diffstat (limited to 'platforms/chibios/drivers/spi_master.c')
-rw-r--r--platforms/chibios/drivers/spi_master.c25
1 files changed, 25 insertions, 0 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;