drm/bridge: dw_hdmi: initialize hdmi i2c when system resume

Change-Id: Ie9373517e255c91ded38a4e620d15d5cfd0bd9c4
Signed-off-by: algea.cao <algea.cao@rock-chips.com>

diff --git a/drivers/gpu/drm/bridge/dw-hdmi.c b/drivers/gpu/drm/bridge/dw-hdmi.c
index 5df2515583f7172dea83881e1152faea39014884..e909262fd57513ce7830e2ae551586aaff9e7be1 100644 (file)
--- a/drivers/gpu/drm/bridge/dw-hdmi.c
+++ b/drivers/gpu/drm/bridge/dw-hdmi.c
@@ -2658,6 +2658,8 @@ void dw_hdmi_resume(struct device *dev)
 
        mutex_lock(&hdmi->mutex);
        dw_hdmi_reg_initial(hdmi);
+       if (hdmi->i2c)
+               dw_hdmi_i2c_init(hdmi);
        if (hdmi->irq)
                enable_irq(hdmi->irq);
        mutex_unlock(&hdmi->mutex);