linux-kernel - [PATCH v4 09/11] drm: sun4i: tv: Add NTSC output standard

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Message-Id: <1461590572-4027-10-git-send-email-maxime.ripard@free-electrons.com>
Date:	Mon, 25 Apr 2016 15:22:50 +0200
From:	Maxime Ripard <maxime.ripard@...e-electrons.com>
To:	Mike Turquette <mturquette@...libre.com>,
	Stephen Boyd <sboyd@...eaurora.org>,
	David Airlie <airlied@...ux.ie>, Chen-Yu Tsai <wens@...e.org>,
	Rob Herring <robh+dt@...nel.org>,
	Daniel Vetter <daniel@...ll.ch>
Cc:	Hans de Goede <hdegoede@...hat.com>, devicetree@...r.kernel.org,
	linux-clk@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
	linux-kernel@...r.kernel.org, linux-sunxi@...glegroups.com,
	dri-devel@...ts.freedesktop.org,
	Boris Brezillon <boris.brezillon@...e-electrons.com>,
	Thomas Petazzoni <thomas.petazzoni@...e-electrons.com>,
	Alexander Kaplan <alex@...tthing.co>,
	Laurent Pinchart <laurent.pinchart@...asonboard.com>,
	Maxime Ripard <maxime.ripard@...e-electrons.com>
Subject: [PATCH v4 09/11] drm: sun4i: tv: Add NTSC output standard

Add the settings to support the NTSC standard.

Signed-off-by: Maxime Ripard <maxime.ripard@...e-electrons.com>
---
 drivers/gpu/drm/sun4i/sun4i_tv.c | 45 ++++++++++++++++++++++++++++++++++++++++
 1 file changed, 45 insertions(+)

diff --git a/drivers/gpu/drm/sun4i/sun4i_tv.c b/drivers/gpu/drm/sun4i/sun4i_tv.c
index ccf275a90132..bc047f923508 100644
--- a/drivers/gpu/drm/sun4i/sun4i_tv.c
+++ b/drivers/gpu/drm/sun4i/sun4i_tv.c
@@ -178,24 +178,69 @@ struct sun4i_tv {
 	struct sun4i_drv	*drv;
 };
 
+struct video_levels ntsc_video_levels = {
+	.black = 282,	.blank = 240,
+};
+
 struct video_levels pal_video_levels = {
 	.black = 252,	.blank = 252,
 };
 
+struct burst_levels ntsc_burst_levels = {
+	.cb = 79,	.cr = 0,
+};
+
 struct burst_levels pal_burst_levels = {
 	.cb = 40,	.cr = 40,
 };
 
+struct color_gains ntsc_color_gains = {
+	.cb = 160,	.cr = 160,
+};
+
 struct color_gains pal_color_gains = {
 	.cb = 224,	.cr = 224,
 };
 
+struct resync_parameters ntsc_resync_parameters = {
+	.field = false,	.line = 14,	.pixel = 12,
+};
+
 struct resync_parameters pal_resync_parameters = {
 	.field = true,	.line = 13,	.pixel = 12,
 };
 
 struct tv_mode tv_modes[] = {
 	{
+		.name		= "NTSC",
+		.mode		= SUN4I_TVE_CFG0_RES_480i,
+		.chroma_freq	= 0x21f07c1f,
+		.yc_en		= true,
+		.dac3_en	= true,
+		.dac_bit25_en	= true,
+
+		.back_porch	= 118,
+		.front_porch	= 32,
+		.line_number	= 525,
+
+		.hdisplay	= 720,
+		.hfront_porch	= 18,
+		.hsync_len	= 2,
+		.hback_porch	= 118,
+
+		.vdisplay	= 480,
+		.vfront_porch	= 26,
+		.vsync_len	= 2,
+		.vback_porch	= 17,
+
+		.vblank_level	= 240,
+
+		.color_gains	= &ntsc_color_gains,
+		.burst_levels	= &ntsc_burst_levels,
+		.video_levels	= &ntsc_video_levels,
+		.resync_params	= &ntsc_resync_parameters,
+	},
+	{
 		.name		= "PAL",
 		.mode		= SUN4I_TVE_CFG0_RES_576i,
 		.chroma_freq	= 0x2a098acb,
-- 
2.8.1