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drm/bridge: ti-sn65dsi83: Fix delay after reset deassert to match spec

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[ Upstream commit 4b03d5e0d3 ]

The datasheet specifies a delay of 10 milliseconds, but the current
driver only waits for 1 ms. Fix this to make sure the initialization
sequence meets the spec.

Fixes: ceb515ba29 ("drm/bridge: ti-sn65dsi83: Add TI SN65DSI83 and SN65DSI84 driver")
Signed-off-by: Frieder Schrempf <frieder.schrempf@kontron.de>
Reviewed-by: Alexander Stein <alexander.stein@ew.tq-group.com>
Signed-off-by: Robert Foss <robert.foss@linaro.org>
Link: https://patchwork.freedesktop.org/patch/msgid/20221122081219.20143-1-frieder@fris.de
Signed-off-by: Sasha Levin <sashal@kernel.org>
This commit is contained in:
Frieder Schrempf 2022-11-22 09:12:18 +01:00 committed by Greg Kroah-Hartman
parent 0de7fc4d9c
commit c9ab539bf9
1 changed files with 1 additions and 1 deletions
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2
drivers/gpu/drm/bridge/ti-sn65dsi83.c
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@ -346,7 +346,7 @@ static void sn65dsi83_atomic_enable(struct drm_bridge *bridge,
/* Deassert reset */
gpiod_set_value_cansleep(ctx->enable_gpio, 1);
usleep_range(1000, 1100);
usleep_range(10000, 11000);
/* Get the LVDS format from the bridge state. */
bridge_state = drm_atomic_get_new_bridge_state(state, bridge);