diff options
Diffstat (limited to 'src/soc/amd/picasso/southbridge.c')
| -rw-r--r-- | src/soc/amd/picasso/southbridge.c | 13 |
1 files changed, 5 insertions, 8 deletions
diff --git a/src/soc/amd/picasso/southbridge.c b/src/soc/amd/picasso/southbridge.c index 6bedab0629..caf7171c94 100644 --- a/src/soc/amd/picasso/southbridge.c +++ b/src/soc/amd/picasso/southbridge.c @@ -214,11 +214,8 @@ static uintptr_t sb_init_spi_base(void) void sb_set_spi100(u16 norm, u16 fast, u16 alt, u16 tpm) { uintptr_t base = sb_init_spi_base(); - write16((void *)(base + SPI100_SPEED_CONFIG), - (norm << SPI_NORM_SPEED_NEW_SH) | - (fast << SPI_FAST_SPEED_NEW_SH) | - (alt << SPI_ALT_SPEED_NEW_SH) | - (tpm << SPI_TPM_SPEED_NEW_SH)); + + write16((void *)(base + SPI100_SPEED_CONFIG), SPI_SPEED_CFG(norm, fast, alt, tpm)); write16((void *)(base + SPI100_ENABLE), SPI_USE_SPI100); } @@ -233,9 +230,9 @@ void sb_disable_4dw_burst(void) void sb_read_mode(u32 mode) { uintptr_t base = sb_init_spi_base(); - write32((void *)(base + SPI_CNTRL0), - (read32((void *)(base + SPI_CNTRL0)) - & ~SPI_READ_MODE_MASK) | mode); + uint32_t val = (read32((void *)(base + SPI_CNTRL0)) & ~SPI_READ_MODE_MASK); + + write32((void *)(base + SPI_CNTRL0), val | SPI_READ_MODE(mode)); } static void fch_smbus_init(void) |