Messages in this thread Patch in this message | | | From | Frieder Schrempf <> | Subject | [PATCH] drm/bridge: ti-sn65dsi83: Fix delay after reset deassert to match spec | Date | Tue, 22 Nov 2022 09:12:18 +0100 |
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From: Frieder Schrempf <frieder.schrempf@kontron.de>
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> --- drivers/gpu/drm/bridge/ti-sn65dsi83.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
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); -- 2.38.1
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