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Date:   Wed, 24 Oct 2018 14:54:56 +0200
From:   Sébastien Szymanski 
        <sebastien.szymanski@...adeus.com>
To:     Thierry Reding <thierry.reding@...il.com>,
        David Airlie <airlied@...ux.ie>,
        Rob Herring <robh+dt@...nel.org>,
        Mark Rutland <mark.rutland@....com>,
        Shawn Guo <shawnguo@...nel.org>,
        Sascha Hauer <s.hauer@...gutronix.de>,
        Pengutronix Kernel Team <kernel@...gutronix.de>,
        Fabio Estevam <fabio.estevam@....com>,
        NXP Linux Team <linux-imx@....com>
Cc:     dri-devel@...ts.freedesktop.org, devicetree@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
        Sébastien Szymanski 
        <sebastien.szymanski@...adeus.com>
Subject: [RESEND PATCH 1/2] drm/panel: Add support for Armadeus ST0700 Adapt

This patch adds support for the Armadeus ST0700 Adapt. It comes with a
Santek ST0700I5Y-RBSLW 7.0" WVGA (800x480) TFT and an adapter board so
that it can be connected on the TFT header of Armadeus Dev boards.

Signed-off-by: Sébastien Szymanski <sebastien.szymanski@...adeus.com>
---
 .../display/panel/armadeus,st0700-adapt.txt        |  9 +++++++
 drivers/gpu/drm/panel/panel-simple.c               | 29 ++++++++++++++++++++++
 2 files changed, 38 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/display/panel/armadeus,st0700-adapt.txt

diff --git a/Documentation/devicetree/bindings/display/panel/armadeus,st0700-adapt.txt b/Documentation/devicetree/bindings/display/panel/armadeus,st0700-adapt.txt
new file mode 100644
index 000000000000..a30d63db3c8f
--- /dev/null
+++ b/Documentation/devicetree/bindings/display/panel/armadeus,st0700-adapt.txt
@@ -0,0 +1,9 @@
+Armadeus ST0700 Adapt. A Santek ST0700I5Y-RBSLW 7.0" WVGA (800x480) TFT with
+an adapter board.
+
+Required properties:
+- compatible: "armadeus,st0700-adapt"
+- power-supply: see panel-common.txt
+
+Optional properties:
+- backlight: see panel-common.txt
diff --git a/drivers/gpu/drm/panel/panel-simple.c b/drivers/gpu/drm/panel/panel-simple.c
index 97964f7f2ace..e96df00a1c00 100644
--- a/drivers/gpu/drm/panel/panel-simple.c
+++ b/drivers/gpu/drm/panel/panel-simple.c
@@ -436,6 +436,32 @@ static const struct panel_desc ampire_am800480r3tmqwa1h = {
 	.bus_format = MEDIA_BUS_FMT_RGB666_1X18,
 };
 
+static const struct display_timing santek_st0700i5y_rbslw_f_timing = {
+	.pixelclock = { 26400000, 33300000, 46800000 },
+	.hactive = { 800, 800, 800 },
+	.hfront_porch = { 16, 210, 354 },
+	.hback_porch = { 45, 36, 6 },
+	.hsync_len = { 1, 10, 40 },
+	.vactive = { 480, 480, 480 },
+	.vfront_porch = { 7, 22, 147 },
+	.vback_porch = { 22, 13, 3 },
+	.vsync_len = { 1, 10, 20 },
+	.flags = DISPLAY_FLAGS_HSYNC_LOW | DISPLAY_FLAGS_VSYNC_LOW |
+		DISPLAY_FLAGS_DE_HIGH | DISPLAY_FLAGS_PIXDATA_POSEDGE
+};
+
+static const struct panel_desc armadeus_st0700_adapt = {
+	.timings = &santek_st0700i5y_rbslw_f_timing,
+	.num_timings = 1,
+	.bpc = 6,
+	.size = {
+		.width = 154,
+		.height = 86,
+	},
+	.bus_format = MEDIA_BUS_FMT_RGB666_1X18,
+	.bus_flags = DRM_BUS_FLAG_DE_HIGH | DRM_BUS_FLAG_PIXDATA_POSEDGE,
+};
+
 static const struct drm_display_mode auo_b101aw03_mode = {
 	.clock = 51450,
 	.hdisplay = 1024,
@@ -2330,6 +2356,9 @@ static const struct of_device_id platform_of_match[] = {
 	}, {
 		.compatible = "ampire,am800480r3tmqwa1h",
 		.data = &ampire_am800480r3tmqwa1h,
+	}, {
+		.compatible = "armadeus,st0700-adapt",
+		.data = &armadeus_st0700_adapt,
 	}, {
 		.compatible = "auo,b101aw03",
 		.data = &auo_b101aw03,
-- 
2.16.4

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