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-rw-r--r--src/northbridge/intel/sandybridge/gma.c12
-rw-r--r--src/northbridge/intel/sandybridge/gma_ivybridge_lvds.c20
-rw-r--r--src/northbridge/intel/sandybridge/gma_sandybridge_lvds.c10
3 files changed, 12 insertions, 30 deletions
diff --git a/src/northbridge/intel/sandybridge/gma.c b/src/northbridge/intel/sandybridge/gma.c
index bd0de4a6d4..1f5251144b 100644
--- a/src/northbridge/intel/sandybridge/gma.c
+++ b/src/northbridge/intel/sandybridge/gma.c
@@ -494,6 +494,18 @@ static void gma_pm_init_pre_vbios(struct device *dev)
reg32 = gtt_read(0x6c024);
reg32 &= ~0x000001c0;
gtt_write(0x6c024, reg32);
+
+ /* Initialize DP buffer translation with recommended defaults */
+ gtt_write(0xe4f00, 0x0100030c);
+ gtt_write(0xe4f04, 0x00b8230c);
+ gtt_write(0xe4f08, 0x06f8930c);
+ gtt_write(0xe4f0c, 0x05f8e38e);
+ gtt_write(0xe4f10, 0x00b8030c);
+ gtt_write(0xe4f14, 0x0b78830c);
+ gtt_write(0xe4f18, 0x09f8d3cf);
+ gtt_write(0xe4f1c, 0x01e8030c);
+ gtt_write(0xe4f20, 0x09f863cf);
+ gtt_write(0xe4f24, 0x0ff803cf);
}
static void gma_pm_init_post_vbios(struct device *dev)
diff --git a/src/northbridge/intel/sandybridge/gma_ivybridge_lvds.c b/src/northbridge/intel/sandybridge/gma_ivybridge_lvds.c
index 32becc1983..489dbc79ad 100644
--- a/src/northbridge/intel/sandybridge/gma_ivybridge_lvds.c
+++ b/src/northbridge/intel/sandybridge/gma_ivybridge_lvds.c
@@ -76,16 +76,6 @@ static void enable_port(u8 *mmio)
write32(mmio + 0xf2060, 0x10);
write32(mmio + 0x9840, 0x0);
write32(mmio + 0x42000, 0xa0000000);
- write32(mmio + 0xe4f00, 0x100030c);
- write32(mmio + 0xe4f04, 0xb8230c);
- write32(mmio + 0xe4f08, 0x6f8930c);
- write32(mmio + 0xe4f0c, 0x5f8e38e);
- write32(mmio + 0xe4f10, 0xb8030c);
- write32(mmio + 0xe4f14, 0xb78830c);
- write32(mmio + 0xe4f18, 0x9f8d3cf);
- write32(mmio + 0xe4f1c, 0x1e8030c);
- write32(mmio + 0xe4f20, 0x9f863cf);
- write32(mmio + 0xe4f24, 0xff803cf);
read32(mmio + 0xe4100);
write32(mmio + 0xc4030, 0x10);
write32(mmio + 0xe4110, 0x8004003e);
@@ -115,16 +105,6 @@ static void enable_port(u8 *mmio)
read32(mmio + 0xe1140);
write32(mmio + 0xc4030, 0x10);
read32(mmio + 0xc4000);
- write32(mmio + 0xe4f00, 0x100030c);
- write32(mmio + 0xe4f04, 0xb8230c);
- write32(mmio + 0xe4f08, 0x6f8930c);
- write32(mmio + 0xe4f0c, 0x5f8e38e);
- write32(mmio + 0xe4f10, 0xb8030c);
- write32(mmio + 0xe4f14, 0xb78830c);
- write32(mmio + 0xe4f18, 0x9f8d3cf);
- write32(mmio + 0xe4f1c, 0x1e8030c);
- write32(mmio + 0xe4f20, 0x9f863cf);
- write32(mmio + 0xe4f24, 0xff803cf);
read32(mmio + 0xe4200);
write32(mmio + 0xc4030, 0x1010);
write32(mmio + 0xe4210, 0x8004003e);
diff --git a/src/northbridge/intel/sandybridge/gma_sandybridge_lvds.c b/src/northbridge/intel/sandybridge/gma_sandybridge_lvds.c
index 756f7bf4f2..df1e8a8241 100644
--- a/src/northbridge/intel/sandybridge/gma_sandybridge_lvds.c
+++ b/src/northbridge/intel/sandybridge/gma_sandybridge_lvds.c
@@ -94,16 +94,6 @@ static void power_port(u8 *mmio)
read32(mmio + 0x000e4210); // = 0x5144003e
read32(mmio + 0x000e4210); // = 0x5144003e
write32(mmio + 0x000e4210, 0x5344003e);
- write32(mmio + 0x000e4f00, 0x0100030c);
- write32(mmio + 0x000e4f04, 0x00b8230c);
- write32(mmio + 0x000e4f08, 0x06f8930c);
- write32(mmio + 0x000e4f0c, 0x09f8e38e);
- write32(mmio + 0x000e4f10, 0x00b8030c);
- write32(mmio + 0x000e4f14, 0x0b78830c);
- write32(mmio + 0x000e4f18, 0x0ff8d3cf);
- write32(mmio + 0x000e4f1c, 0x01e8030c);
- write32(mmio + 0x000e4f20, 0x0ff863cf);
- write32(mmio + 0x000e4f24, 0x0ff803cf);
write32(mmio + 0x000c4030, 0x00001000);
read32(mmio + 0x000c4000); // = 0x00000000
write32(mmio + 0x000c4030, 0x00001000);