From: Marek Szyprowski <m.szyprowski@samsung.com>
Date: Tue, 26 Jan 2016 08:45:13 +0000 (+0100)
Subject: drm/exynos: mixer: add experimental support for 1024x600@43Hz mode
X-Git-Tag: submit/tizen/20160405.082219~49
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=3ba353d4e6f3e9334872588a25a56469e0a537b5;p=platform%2Fkernel%2Flinux-exynos.git

drm/exynos: mixer: add experimental support for 1024x600@43Hz mode

This patch adds experimental configuration data for HDMI PHY for 32MHz
pixel clock modes. This enables support for WaveShare 7inch HDMI LCD (C)
HDMI panel.

Signed-off-by: Marek Szyprowski <m.szyprowski@samsung.com>
Change-Id: I2f711ef21ce21da58b8efaf6f6dd28c5e2d2e8fc
---

diff --git a/drivers/gpu/drm/exynos/exynos_hdmi.c b/drivers/gpu/drm/exynos/exynos_hdmi.c
index 3e55c7ce04b4..18d373131503 100644
--- a/drivers/gpu/drm/exynos/exynos_hdmi.c
+++ b/drivers/gpu/drm/exynos/exynos_hdmi.c
@@ -300,6 +300,15 @@ static const struct hdmiphy_config hdmiphy_v14_configs[] = {
 			0x54, 0xe3, 0x24, 0x00, 0x00, 0x00, 0x01, 0x00,
 		},
 	},
+	{
+		.pixel_clock = 32000000,
+		.conf = {
+			0x01, 0x51, 0x28, 0x55, 0x40, 0x01, 0x00, 0x08,
+			0x82, 0x80, 0x0e, 0xd9, 0x45, 0xa0, 0xac, 0x80,
+			0x08, 0x80, 0x11, 0x04, 0x02, 0x22, 0x44, 0x86,
+			0x54, 0xc2, 0x24, 0x00, 0x00, 0x00, 0x01, 0x80,
+		},
+	},
 	{
 		.pixel_clock = 36000000,
 		.conf = {
@@ -456,6 +465,15 @@ static const struct hdmiphy_config hdmiphy_5420_configs[] = {
 			0x54, 0xE3, 0x24, 0x00, 0x00, 0x00, 0x01, 0x80,
 		},
 	},
+	{
+		.pixel_clock = 32000000,
+		.conf = {
+			0x01, 0x51, 0x28, 0x55, 0x40, 0x40, 0x00, 0xC8,
+			0x02, 0xC8, 0x0E, 0xD9, 0x45, 0xA0, 0xAC, 0x80,
+			0x08, 0x80, 0x09, 0x84, 0x05, 0x02, 0x24, 0x66,
+			0x54, 0xC1, 0x24, 0x00, 0x00, 0x00, 0x01, 0x80,
+		},
+	},
 	{
 		.pixel_clock = 36000000,
 		.conf = {
diff --git a/drivers/gpu/drm/exynos/exynos_mixer.c b/drivers/gpu/drm/exynos/exynos_mixer.c
index b125d020eec5..55d4fcddc3a2 100644
--- a/drivers/gpu/drm/exynos/exynos_mixer.c
+++ b/drivers/gpu/drm/exynos/exynos_mixer.c
@@ -297,9 +297,7 @@ static void mixer_cfg_rgb_fmt(struct mixer_context *ctx, unsigned int height)
 	struct mixer_resources *res = &ctx->mixer_res;
 	u32 val;
 
-	if (height == 480) {
-		val = MXR_CFG_RGB601_0_255;
-	} else if (height == 576) {
+	if (height == 480 || height == 576 || height == 600) {
 		val = MXR_CFG_RGB601_0_255;
 	} else if (height == 720) {
 		val = MXR_CFG_RGB709_16_235;