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/openbmc/linux/drivers/gpu/drm/bridge/
H A Dtc358767.cdiff 8759464d7b6309e23df95f12064a120422d6f780 Wed Jul 06 08:28:12 CDT 2022 Lucas Stach <l.stach@pengutronix.de> drm/bridge: tc358767: disable main link PHYs on main link disable

Disable the main link PHYs and put them into reset when the main link
is disabled. When the PHYs stay enabled while the rest of the DP link
circuits are disabled there is some noise on the data lanes, which some
displays try to lock onto, waking them up from their low power state.

Signed-off-by: Lucas Stach <l.stach@pengutronix.de>
Reviewed-by: Robert Foss <robert.foss@linaro.org>
Reviewed-by: Marek Vasut <marex@denx.de>
Tested-by: Marek Vasut <marex@denx.de>
Signed-off-by: Marek Vasut <marex@denx.de>
Link: https://patchwork.freedesktop.org/patch/msgid/20220706132812.2171250-3-l.stach@pengutronix.de