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authorThierry Reding <treding@nvidia.com>2014-04-16 09:52:31 +0200
committerThierry Reding <treding@nvidia.com>2014-06-05 23:09:19 +0200
commit501bcbd1b233edc160d0c770c03747a1c4aa14e5 (patch)
tree1c72bbdb41159688d5926fd329af059a70cf0708 /drivers/gpu/drm/tegra/dc.c
parent10288eea885bc32d2c856cd620aeeb83b5f3dd98 (diff)
drm/tegra: dc - Do not touch power control register
Setting the bits in this register is dependent on the output type driven by the display controller. All output drivers already set these properly so there is no need to do it here again. Signed-off-by: Thierry Reding <treding@nvidia.com>
Diffstat (limited to 'drivers/gpu/drm/tegra/dc.c')
-rw-r--r--drivers/gpu/drm/tegra/dc.c4
1 files changed, 0 insertions, 4 deletions
diff --git a/drivers/gpu/drm/tegra/dc.c b/drivers/gpu/drm/tegra/dc.c
index 8b21e204a3ae..33e03a69a040 100644
--- a/drivers/gpu/drm/tegra/dc.c
+++ b/drivers/gpu/drm/tegra/dc.c
@@ -743,10 +743,6 @@ static void tegra_crtc_prepare(struct drm_crtc *crtc)
WIN_A_OF_INT | WIN_B_OF_INT | WIN_C_OF_INT;
tegra_dc_writel(dc, value, DC_CMD_INT_POLARITY);
- value = PW0_ENABLE | PW1_ENABLE | PW2_ENABLE | PW3_ENABLE |
- PW4_ENABLE | PM0_ENABLE | PM1_ENABLE;
- tegra_dc_writel(dc, value, DC_CMD_DISPLAY_POWER_CONTROL);
-
/* initialize timer */
value = CURSOR_THRESHOLD(0) | WINDOW_A_THRESHOLD(0x20) |
WINDOW_B_THRESHOLD(0x20) | WINDOW_C_THRESHOLD(0x20);