diff options
| author | 马浩然 <[email protected]> | 2021-01-17 23:33:48 +0800 |
|---|---|---|
| committer | GitHub <[email protected]> | 2021-01-17 23:33:48 +0800 |
| commit | 902fe8bd5e78e64e8ae0cd70399387081cd6fe47 (patch) | |
| tree | 6a615d3015d39f9cd72d4a05dd601bccd7e967cc /bsp/ls2kdev/drivers | |
| parent | a18714b04a3f9643b0c40a1cba1b24712537c263 (diff) | |
Update drv_spi.c
Bug Fixed : clock division cannot been adjusted as expected due to wrong register configuration.
Diffstat (limited to 'bsp/ls2kdev/drivers')
| -rw-r--r-- | bsp/ls2kdev/drivers/drv_spi.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/bsp/ls2kdev/drivers/drv_spi.c b/bsp/ls2kdev/drivers/drv_spi.c index 3f3ad90802..5a42acbee8 100644 --- a/bsp/ls2kdev/drivers/drv_spi.c +++ b/bsp/ls2kdev/drivers/drv_spi.c @@ -6,6 +6,7 @@ * Change Logs: * Date Author Notes * 2020-10-28 0xcccccccccccc Initial Version + * 2021-01-17 0xcccccccccccc Bug Fixed : clock division cannot been adjusted as expected due to wrong register configuration. */ /** * @addtogroup ls2k @@ -21,11 +22,11 @@ #ifdef RT_USING_SPI static void spi_init(uint8_t spre_spr, uint8_t copl, uint8_t cpha) { - SET_SPI(SPSR, 0xc0 | (spre_spr & 0b00000011)); + SET_SPI(SPSR, 0xc0); SET_SPI(PARAM, 0x40); SET_SPI(PARAM2, 0x01); SET_SPI(SPER, (spre_spr & 0b00001100) >> 2); - SET_SPI(SPCR, 0x50 | copl << 3 | cpha << 2); + SET_SPI(SPCR, 0x50 | copl << 3 | cpha << 2 | (spre_spr & 0b00000011)); SET_SPI(SOFTCS, 0xff); } |