fbdev: sh_mobile_hdmi: add interrupt output option

Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Signed-off-by: Florian Tobias Schandinat <FlorianSchandinat@gmx.de>

1 files changed, 7 insertions, 0 deletions

diff --git a/drivers/video/sh_mobile_hdmi.c b/drivers/video/sh_mobile_hdmi.c
index e201d6fea2d6..0bc39bc976a8 100644
--- a/drivers/video/sh_mobile_hdmi.c
+++ b/drivers/video/sh_mobile_hdmi.c
@@ -1186,6 +1186,13 @@ static int __init sh_hdmi_probe(struct platform_device *pdev)
         pm_runtime_enable(&pdev->dev);
         pm_runtime_get_sync(&pdev->dev);
 
+        /* init interrupt polarity */
+        if (pdata->flags & HDMI_OUTPUT_PUSH_PULL)
+                hdmi_bit_set(hdmi, 0x02, 0x02, HDMI_SYSTEM_CTRL);
+
+        if (pdata->flags & HDMI_OUTPUT_POLARITY_HI)
+                hdmi_bit_set(hdmi, 0x01, 0x01, HDMI_SYSTEM_CTRL);
+
         /* Product and revision IDs are 0 in sh-mobile version */
         dev_info(&pdev->dev, "Detected HDMI controller 0x%x:0x%x\n",
                  hdmi_read(hdmi, HDMI_PRODUCT_ID), hdmi_read(hdmi, HDMI_REVISION_ID));