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| author | Frieder Schrempf <frieder.schrempf@kontron.de> | 2022-11-22 09:12:18 +0100 |
|---|---|---|
| committer | Robert Foss <robert.foss@linaro.org> | 2022-11-24 13:13:06 +0100 |
| commit | 4b03d5e0d3e86ee492d54254927d020dc0fe8acf (patch) | |
| tree | 385af699d682a1047902968b04a4d304fbecea32 /drivers | |
| parent | e95d5445df2ae03d5c9c08b19a1603f57c1e549c (diff) | |
| download | linux-stable-4b03d5e0d3e86ee492d54254927d020dc0fe8acf.tar.gz linux-stable-4b03d5e0d3e86ee492d54254927d020dc0fe8acf.tar.bz2 linux-stable-4b03d5e0d3e86ee492d54254927d020dc0fe8acf.zip | |
drm/bridge: ti-sn65dsi83: Fix delay after reset deassert to match spec
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: ceb515ba29ba ("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
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/gpu/drm/bridge/ti-sn65dsi83.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/gpu/drm/bridge/ti-sn65dsi83.c b/drivers/gpu/drm/bridge/ti-sn65dsi83.c index 7ba9467fff12..047c14ddbbf1 100644 --- a/drivers/gpu/drm/bridge/ti-sn65dsi83.c +++ b/drivers/gpu/drm/bridge/ti-sn65dsi83.c @@ -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); |