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drm/bridge: tc358767: remove unnecessary msleep 

For some reason the driver has a msleep(100) after writing to
DP_PHY_CTRL. Toshiba's documentation doesn't suggest any delay is
needed, and I have not seen any issues with the sleep removed.

Drop it, as msleep(100) is a rather big one.

Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
Reviewed-by: Andrzej Hajda <a.hajda@samsung.com>
Reviewed-by: Andrey Gusakov <andrey.gusakov@cogentembedded.com>
Signed-off-by: Andrzej Hajda <a.hajda@samsung.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20190528082747.3631-14-tomi.valkeinen@ti.com
This commit is contained in:
Tomi Valkeinen 2019-05-28 11:27:36 +03:00 committed by Andrzej Hajda
parent 67bca92fa8
commit 31b4c8848a
1 changed files with 0 additions and 1 deletions
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1
drivers/gpu/drm/bridge/tc358767.c
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@ -874,7 +874,6 @@ static int tc_main_link_enable(struct tc_data *tc)
if (tc->link.base.num_lanes == 2)
dp_phy_ctrl |= PHY_2LANE;
tc_write(DP_PHY_CTRL, dp_phy_ctrl);
msleep(100);
/* PLL setup */
tc_write(DP0_PLLCTRL, PLLUPDATE | PLLEN);