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drm/panel: override panel if dts config exist

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Change-Id: I326e28bf334025542f1bc46f80d41eee74b57286
Signed-off-by: Mark Yao <mark.yao@rock-chips.com>
This commit is contained in:
Mark Yao
2017-02-09 16:27:00 +08:00
parent d9e6f0183f
commit c3b1d2ea04
1 changed files with 16 additions and 21 deletions
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37
drivers/gpu/drm/panel/panel-simple.c
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@@ -324,37 +324,32 @@ static int panel_simple_probe(struct device *dev, const struct panel_desc *desc)
struct device_node *backlight, *ddc;
struct panel_simple *panel;
struct panel_desc *of_desc;
u32 val;
int err;
panel = devm_kzalloc(dev, sizeof(*panel), GFP_KERNEL);
if (!panel)
return -ENOMEM;
if (!desc) {
u32 val;
if (!desc)
of_desc = devm_kzalloc(dev, sizeof(*of_desc), GFP_KERNEL);
if (!of_desc)
return -ENOMEM;
of_desc->num_modes = 0;
if (!of_property_read_u32(dev->of_node, "bus-format", &val))
of_desc->bus_format = val;
else
of_desc->bus_format = MEDIA_BUS_FMT_RGB888_1X24;
if (!of_property_read_u32(dev->of_node, "delay,prepare", &val))
of_desc->delay.prepare = val;
if (!of_property_read_u32(dev->of_node, "delay,enable", &val))
of_desc->delay.enable = val;
if (!of_property_read_u32(dev->of_node, "delay,disable", &val))
of_desc->delay.disable = val;
if (!of_property_read_u32(dev->of_node,
"delay,unprepare", &val))
of_desc->delay.unprepare = val;
}
else
of_desc = devm_kmemdup(dev, desc, sizeof(*of_desc), GFP_KERNEL);
if (!of_property_read_u32(dev->of_node, "bus-format", &val))
of_desc->bus_format = val;
if (!of_property_read_u32(dev->of_node, "delay,prepare", &val))
of_desc->delay.prepare = val;
if (!of_property_read_u32(dev->of_node, "delay,enable", &val))
of_desc->delay.enable = val;
if (!of_property_read_u32(dev->of_node, "delay,disable", &val))
of_desc->delay.disable = val;
if (!of_property_read_u32(dev->of_node, "delay,unprepare", &val))
of_desc->delay.unprepare = val;
panel->enabled = false;
panel->prepared = false;
panel->desc = desc ? desc : of_desc;
panel->desc = of_desc;
panel->dev = dev;
panel->supply = devm_regulator_get(dev, "power");