From: Sjoerd Simons <sjoerd.simons@collabora.co.uk>
Date: Sun, 28 Feb 2016 21:40:02 +0000 (+0100)
Subject: rockchip: video: Lower hpd wait time
X-Git-Tag: v2016.07~14
X-Git-Url: https://git.sur5r.net/?a=commitdiff_plain;h=70c440e5bdca097915b71170f9532ae4faad735a;p=u-boot

rockchip: video: Lower hpd wait time

Waiting 30 seconds for the hpd to go high seems a bit much, especially
on headless boots. Lowering the timeout to 300ms.

Sending as RFC because frankly i don't know what a sensible timeout is
here, but 30 seconds is clearly not it :)

Signed-off-by: Sjoerd Simons <sjoerd.simons@collabora.co.uk>
Reviewed-by: Simon Glass <sjg@chromium.org>
Dropped RFC tag:
Signed-off-by: Simon Glass <sjg@chromium.org>
---

diff --git a/drivers/video/rockchip/rk_hdmi.c b/drivers/video/rockchip/rk_hdmi.c
index 8dd2c87090..7976c5e263 100644
--- a/drivers/video/rockchip/rk_hdmi.c
+++ b/drivers/video/rockchip/rk_hdmi.c
@@ -666,7 +666,7 @@ static int hdmi_wait_for_hpd(struct rk3288_hdmi *regs)
 		if (hdmi_get_plug_in_status(regs))
 			return 0;
 		udelay(100);
-	} while (get_timer(start) < 30000);
+	} while (get_timer(start) < 300);
 
 	return -1;
 }