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/openbmc/linux/drivers/gpu/drm/bridge/ |
H A D | tc358767.c | diff 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
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