[coreboot-gerrit] Change in coreboot[master]: src/mainboard/google: enable Eotp feature

[Wentao Qin (Code Review)]

Wentao Qin has posted comments on this change. ( https://review.coreboot.org/c/coreboot/+/48868 )

Change subject: src/mainboard/google: enable Eotp feature
......................................................................

Patch Set 5:
> Patch Set 5:
>
> This flag was added for screen scrolling issue. (CB:41161)
> Will it introduce screen scrolling issue again if you remove the flag ?

Yes, there is a probability, so we also need to modify the dsi.c

diff --git a/src/soc/mediatek/common/dsi.c b/src/soc/mediatek/common/dsi.c
index 73dacef33b..ab24ca4865 100644
--- a/src/soc/mediatek/common/dsi.c
+++ b/src/soc/mediatek/common/dsi.c
@@ -202,7 +202,7 @@ static void mtk_dsi_config_vdo_timing(u32 mode_flags, u32 format, u32 lanes,
        data_phy_cycles = phy_timing->lpx + phy_timing->da_hs_prepare +
                          phy_timing->da_hs_zero + phy_timing->da_hs_exit + 3;

-       u32 delta = 12;
+       u32 delta = 14;
        if (mode_flags & MIPI_DSI_MODE_VIDEO_BURST)
                delta += 6;