[PATCH 5/6] drm/exynos/mixer: enable HDMI-PHY before configuring MIXER

[Andrzej Hajda]

According to documentation HDMI-PHY must be on prior to MIXER configuration.

Signed-off-by: Andrzej Hajda <a.hajda at samsung.com>
---
 drivers/gpu/drm/exynos/exynos_mixer.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/drivers/gpu/drm/exynos/exynos_mixer.c b/drivers/gpu/drm/exynos/exynos_mixer.c
index 0a5a600..27f36c0 100644
--- a/drivers/gpu/drm/exynos/exynos_mixer.c
+++ b/drivers/gpu/drm/exynos/exynos_mixer.c
@@ -1065,6 +1065,8 @@ static void mixer_enable(struct exynos_drm_crtc *crtc)
 
 	pm_runtime_get_sync(ctx->dev);
 
+	exynos_drm_pipe_clk_enable(crtc, true);
+
 	mixer_vsync_set_update(ctx, false);
 
 	mixer_reg_writemask(res, MXR_STATUS, ~0, MXR_STATUS_SOFT_RESET);
@@ -1094,6 +1096,8 @@ static void mixer_disable(struct exynos_drm_crtc *crtc)
 	for (i = 0; i < MIXER_WIN_NR; i++)
 		mixer_disable_plane(crtc, &ctx->planes[i]);
 
+	exynos_drm_pipe_clk_enable(crtc, false);
+
 	pm_runtime_put(ctx->dev);
 
 	clear_bit(MXR_BIT_POWERED, &ctx->flags);
-- 
1.9.1