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video: simple-panel: Add a little more debugging 

Add some debugging to show when the backlight is enabled.

Signed-off-by: Simon Glass <sjg@chromium.org>
Acked-by: Anatolij Gustschin <agust@denx.de>
Tested-by: Marcel Ziswiler <marcel.ziswiler@toradex.com>
Tested-on: Beaver, Jetson-TK1
This commit is contained in:
Simon Glass 2017-06-12 06:21:38 -06:00
parent 7cf208d73b
commit 1a9f3da917
1 changed files with 2 additions and 0 deletions
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2
drivers/video/simple_panel.c
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@ -25,8 +25,10 @@ static int simple_panel_enable_backlight(struct udevice *dev)
struct simple_panel_priv *priv = dev_get_priv(dev); struct simple_panel_priv *priv = dev_get_priv(dev);
int ret; int ret;
debug("%s: start, backlight = '%s'\n", __func__, priv->backlight->name);
dm_gpio_set_value(&priv->enable, 1); dm_gpio_set_value(&priv->enable, 1);
ret = backlight_enable(priv->backlight); ret = backlight_enable(priv->backlight);
debug("%s: done, ret = %d\n", __func__, ret);
if (ret) if (ret)
return ret; return ret;