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-rw-r--r--drivers/gpu/drm/bridge/ti-sn65dsi86.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/gpu/drm/bridge/ti-sn65dsi86.c b/drivers/gpu/drm/bridge/ti-sn65dsi86.c
index 5e932070a1c3..cd0fccdd8dfd 100644
--- a/drivers/gpu/drm/bridge/ti-sn65dsi86.c
+++ b/drivers/gpu/drm/bridge/ti-sn65dsi86.c
@@ -307,6 +307,9 @@ static int __maybe_unused ti_sn65dsi86_resume(struct device *dev)
return ret;
}
+ /* td2: min 100 us after regulators before enabling the GPIO */
+ usleep_range(100, 110);
+
gpiod_set_value(pdata->enable_gpio, 1);
/*
@@ -1096,6 +1099,9 @@ static void ti_sn_bridge_pre_enable(struct drm_bridge *bridge)
if (!pdata->refclk)
ti_sn65dsi86_enable_comms(pdata);
+
+ /* td7: min 100 us after enable before DSI data */
+ usleep_range(100, 110);
}
static void ti_sn_bridge_post_disable(struct drm_bridge *bridge)