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drm/exynos: fimd: get signal polarities from device tree 

The patch adds code to get signal polarization setting
from device tree display-timings node.

Signed-off-by: Andrzej Hajda <a.hajda@samsung.com>
Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com>
Signed-off-by: Inki Dae <inki.dae@samsung.com>
This commit is contained in:
Andrzej Hajda 2013-08-21 16:22:02 +02:00 committed by Inki Dae
parent 111e6055d4
commit b063f4af84
1 changed files with 9 additions and 0 deletions
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9
drivers/gpu/drm/exynos/exynos_drm_fimd.c
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@ -915,6 +915,15 @@ static int fimd_probe(struct platform_device *pdev)
DRM_ERROR("failed: of_get_videomode() : %d\n", ret); DRM_ERROR("failed: of_get_videomode() : %d\n", ret);
return ret; return ret;
} }
if (vm->flags & DISPLAY_FLAGS_VSYNC_LOW)
pdata->vidcon1 |= VIDCON1_INV_VSYNC;
if (vm->flags & DISPLAY_FLAGS_HSYNC_LOW)
pdata->vidcon1 |= VIDCON1_INV_HSYNC;
if (vm->flags & DISPLAY_FLAGS_DE_LOW)
pdata->vidcon1 |= VIDCON1_INV_VDEN;
if (vm->flags & DISPLAY_FLAGS_PIXDATA_NEGEDGE)
pdata->vidcon1 |= VIDCON1_INV_VCLK;
} else { } else {
pdata = dev->platform_data; pdata = dev->platform_data;
if (!pdata) { if (!pdata) {