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-rw-r--r--src/soc/amd/picasso/southbridge.c20
1 files changed, 15 insertions, 5 deletions
diff --git a/src/soc/amd/picasso/southbridge.c b/src/soc/amd/picasso/southbridge.c
index caf7171c94..c38f373a36 100644
--- a/src/soc/amd/picasso/southbridge.c
+++ b/src/soc/amd/picasso/southbridge.c
@@ -235,6 +235,20 @@ void sb_read_mode(u32 mode)
write32((void *)(base + SPI_CNTRL0), val | SPI_READ_MODE(mode));
}
+static void sb_spi_config_modes(void)
+{
+ sb_set_spi100(SPI_SPEED_33M, SPI_SPEED_33M,
+ SPI_SPEED_16M, SPI_SPEED_16M);
+}
+
+static void sb_spi_init(void)
+{
+ lpc_enable_spi_prefetch();
+ sb_init_spi_base();
+ sb_disable_4dw_burst();
+ sb_spi_config_modes();
+}
+
static void fch_smbus_init(void)
{
/* 400 kHz smbus speed. */
@@ -260,11 +274,7 @@ void fch_pre_init(void)
if (CONFIG(POST_IO) && (CONFIG_POST_IO_PORT == 0x80)
&& CONFIG(PICASSO_LPC_IOMUX))
lpc_enable_port80();
- lpc_enable_spi_prefetch();
- sb_init_spi_base();
- sb_disable_4dw_burst();
- sb_set_spi100(SPI_SPEED_33M, SPI_SPEED_33M,
- SPI_SPEED_16M, SPI_SPEED_16M);
+ sb_spi_init();
enable_acpimmio_decode_pm04();
fch_smbus_init();
sb_enable_cf9_io();