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author | Andrzej Hajda <a.hajda@samsung.com> | 2013-08-21 14:22:02 (GMT) |
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committer | Inki Dae <inki.dae@samsung.com> | 2013-09-05 04:43:44 (GMT) |
commit | b063f4af849e5f3a8a422dc10138814f58c73641 (patch) | |
tree | 40d73a41b10e6c752bfb45057df9db820b0d07df /drivers/gpu | |
parent | 111e6055d4e0d35c6a4b6cd37d7bb00a88eaffb4 (diff) | |
download | linux-fsl-qoriq-b063f4af849e5f3a8a422dc10138814f58c73641.tar.xz |
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>
Diffstat (limited to 'drivers/gpu')
-rw-r--r-- | drivers/gpu/drm/exynos/exynos_drm_fimd.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/drivers/gpu/drm/exynos/exynos_drm_fimd.c b/drivers/gpu/drm/exynos/exynos_drm_fimd.c index a183ea7..6afcaf1 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_fimd.c +++ b/drivers/gpu/drm/exynos/exynos_drm_fimd.c @@ -915,6 +915,15 @@ static int fimd_probe(struct platform_device *pdev) DRM_ERROR("failed: of_get_videomode() : %d\n", 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 { pdata = dev->platform_data; if (!pdata) { |