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| author | Vladimir Serbinenko <phcoder@gmail.com> | 2015-05-18 13:13:48 +0200 |
|---|---|---|
| committer | Vladimir Serbinenko <phcoder@gmail.com> | 2015-05-19 16:23:32 +0200 |
| commit | 3387e4e770a37bc09289ffa59fa3c781d8970126 (patch) | |
| tree | 87d1857e16ecbef56f58940a2f4c2ed2ce6c2dae /src | |
| parent | 4679c41db292b80ce51c7d923e2f22258145522b (diff) | |
| download | coreboot-3387e4e770a37bc09289ffa59fa3c781d8970126.tar.xz | |
gma/edid: Fix gma register access.
0x20 was incorrectly represented as 4 * 5 while in fact it's 4 * 8
Change-Id: I6053a3baa6de0da9f1d648009353bc1fe542f81f
Signed-off-by: Vladimir Serbinenko <phcoder@gmail.com>
Reviewed-on: http://review.coreboot.org/10237
Tested-by: build bot (Jenkins)
Reviewed-by: Paul Menzel <paulepanter@users.sourceforge.net>
Reviewed-by: Patrick Georgi <pgeorgi@google.com>
Diffstat (limited to 'src')
| -rw-r--r-- | src/drivers/intel/gma/edid.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/src/drivers/intel/gma/edid.c b/src/drivers/intel/gma/edid.c index 36d8813f00..e70156eb28 100644 --- a/src/drivers/intel/gma/edid.c +++ b/src/drivers/intel/gma/edid.c @@ -49,11 +49,11 @@ void intel_gmbus_read_edid(u8 *mmio, u8 bus, u8 slave, u8 *edid, u32 edid_size) write32(mmio + 4 * 0, bus); wait_rdy(mmio); /* Ensure index bits are disabled. */ - write32(mmio + 4 * 5, 0); + write32(mmio + 4 * 8, 0); write32(mmio + 4 * 1, 0x46000000 | (slave << 1)); wait_rdy(mmio); /* Ensure index bits are disabled. */ - write32(mmio + 4 * 5, 0); + write32(mmio + 4 * 8, 0); write32(mmio + 4 * 1, 0x4a000001 | (slave << 1) | (edid_size << 16)); for (i = 0; i < edid_size / 4; i++) { |