Update drv_spi.c
Bug Fixed : clock division cannot been adjusted as expected due to wrong register configuration.
* 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
#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);
}
