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-rw-r--r--src/mainboard/amd/persimmon/mainboard.c10
1 files changed, 10 insertions, 0 deletions
diff --git a/src/mainboard/amd/persimmon/mainboard.c b/src/mainboard/amd/persimmon/mainboard.c
index 4c52dc3233..5edacd3ab6 100644
--- a/src/mainboard/amd/persimmon/mainboard.c
+++ b/src/mainboard/amd/persimmon/mainboard.c
@@ -28,6 +28,7 @@
#include "BiosCallOuts.h"
#include <cpu/amd/agesa/s3_resume.h>
#include <cpu/amd/mtrr.h>
+#include "SBPLATFORM.h"
void set_pcie_reset(void);
void set_pcie_dereset(void);
@@ -63,6 +64,15 @@ static void persimmon_enable(device_t dev)
#if CONFIG_HAVE_ACPI_RESUME
acpi_slp_type = acpi_get_sleep_type();
#endif
+
+ /* enable GPP CLK0 thru CLK1 */
+ /* disable GPP CLK2 thru SLT_GFX_CLK */
+ u8 *misc_mem_clk_cntrl = (u8 *)(ACPI_MMIO_BASE + MISC_BASE);
+ *(misc_mem_clk_cntrl + 0) = 0xFF;
+ *(misc_mem_clk_cntrl + 1) = 0x00;
+ *(misc_mem_clk_cntrl + 2) = 0x00;
+ *(misc_mem_clk_cntrl + 3) = 0x00;
+ *(misc_mem_clk_cntrl + 4) = 0x00;
}
struct chip_operations mainboard_ops = {