simple_panel: add support for get_display_timing
Some cases may require passing display timings from panel driver. To handle such cases support parsing device tree panel node for timing subnode. Tested-by: Robert Eckelmann <longnoserob@gmail.com> # ASUS TF101 T20 Tested-by: Nicolas Chauvet <kwizart@gmail.com> # Paz00 Tested-by: Svyatoslav Ryhel <clamor95@gmail.com> # Google Nexus 7 2012 Signed-off-by: Svyatoslav Ryhel <clamor95@gmail.com>
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@ -48,6 +48,15 @@ static int simple_panel_set_backlight(struct udevice *dev, int percent)
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return 0;
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}
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static int simple_panel_get_display_timing(struct udevice *dev,
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struct display_timing *timings)
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{
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const void *blob = gd->fdt_blob;
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return fdtdec_decode_display_timing(blob, dev_of_offset(dev),
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0, timings);
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}
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static int simple_panel_of_to_plat(struct udevice *dev)
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{
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struct simple_panel_priv *priv = dev_get_priv(dev);
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@ -102,6 +111,7 @@ static int simple_panel_probe(struct udevice *dev)
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static const struct panel_ops simple_panel_ops = {
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.enable_backlight = simple_panel_enable_backlight,
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.set_backlight = simple_panel_set_backlight,
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.get_display_timing = simple_panel_get_display_timing,
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};
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static const struct udevice_id simple_panel_ids[] = {
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