haswell: Update GT PM register value
This was changed to 0x80000000 in SA BWG 1.5.0. Change-Id: Ic6773f45057f3eb93b2d93ee543e3db77fccf805 Signed-off-by: Duncan Laurie <dlaurie@chromium.org> Reviewed-on: https://gerrit.chromium.org/gerrit/50852 Reviewed-by: Aaron Durbin <adurbin@chromium.org> Reviewed-on: http://review.coreboot.org/4166 Tested-by: build bot (Jenkins) Reviewed-by: Alexandru Gagniuc <mr.nuke.me@gmail.com>
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@ -124,7 +124,7 @@ static void gma_pm_init_pre_vbios(struct device *dev)
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gtt_write(0x12054, 0x0000000a);
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gtt_write(0x22054, 0x0000000a);
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gtt_write(0x0a008, 0x10000000);
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gtt_write(0x0a008, 0x80000000);
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gtt_write(0x0a024, 0x00000b92);
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/* Enable RC6 in idle */
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