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-rw-r--r--src/mainboard/google/snow/ramstage.c11
1 files changed, 11 insertions, 0 deletions
diff --git a/src/mainboard/google/snow/ramstage.c b/src/mainboard/google/snow/ramstage.c
index 5970357512..9f259ef30e 100644
--- a/src/mainboard/google/snow/ramstage.c
+++ b/src/mainboard/google/snow/ramstage.c
@@ -19,6 +19,8 @@
#include <console/console.h>
#include <cbmem.h>
+#include <cpu/samsung/exynos5250/clk.h>
+#include <cpu/samsung/exynos5250/power.h>
void hardwaremain(int boot_complete);
void main(void)
@@ -32,5 +34,14 @@ void main(void)
((CONFIG_DRAM_SIZE_MB << 20UL) * CONFIG_NR_DRAM_BANKS) -
CONFIG_COREBOOT_TABLES_SIZE;
+ const unsigned epll_hz = 192000000;
+ const unsigned sample_rate = 48000;
+ const unsigned lr_frame_size = 256;
+ clock_epll_set_rate(epll_hz);
+ clock_select_i2s_clk_source();
+ clock_set_i2s_clk_prescaler(epll_hz, sample_rate * lr_frame_size);
+
+ power_enable_xclkout();
+
hardwaremain(0);
}