[PATCH v4 03/11] drm/panel: add support for Samsung LTN140AT29 panel

[Tomeu Vizoso <tomeu.vizoso@collabora.com>]

From: Stéphane Marchesin <marcheu@chromium.org>

This panel is used by the Nyan Blaze board and supported by the simple-panel
driver.

Signed-off-by: Stéphane Marchesin <marcheu@chromium.org>
[tomeu.vizoso@collabora.com: add device tree binding document]
Signed-off-by: Tomeu Vizoso <tomeu.vizoso@collabora.com>
---
 .../bindings/panel/samsung,ltn140at29-301.txt      |  7 ++++++
 drivers/gpu/drm/panel/panel-simple.c               | 26 ++++++++++++++++++++++
 2 files changed, 33 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/panel/samsung,ltn140at29-301.txt

diff --git a/Documentation/devicetree/bindings/panel/samsung,ltn140at29-301.txt b/Documentation/devicetree/bindings/panel/samsung,ltn140at29-301.txt
new file mode 100644
index 0000000..e7f969d
--- /dev/null
+++ b/Documentation/devicetree/bindings/panel/samsung,ltn140at29-301.txt
@@ -0,0 +1,7 @@
+Samsung Electronics 14" WXGA (1366x768) TFT LCD panel
+
+Required properties:
+- compatible: should be "samsung,ltn140at29-301"
+
+This binding is compatible with the simple-panel binding, which is specified
+in simple-panel.txt in this directory.
diff --git a/drivers/gpu/drm/panel/panel-simple.c b/drivers/gpu/drm/panel/panel-simple.c
index 39806c3..2da2285 100644
--- a/drivers/gpu/drm/panel/panel-simple.c
+++ b/drivers/gpu/drm/panel/panel-simple.c
@@ -779,6 +779,29 @@ static const struct panel_desc samsung_ltn101nt05 = {
 	},
 };
 
+static const struct drm_display_mode samsung_ltn140at29_301_mode = {
+	.clock = 76300,
+	.hdisplay = 1366,
+	.hsync_start = 1366 + 64,
+	.hsync_end = 1366 + 64 + 48,
+	.htotal = 1366 + 64 + 48 + 128,
+	.vdisplay = 768,
+	.vsync_start = 768 + 2,
+	.vsync_end = 768 + 2 + 5,
+	.vtotal = 768 + 2 + 5 + 17,
+	.vrefresh = 60,
+};
+
+static const struct panel_desc samsung_ltn140at29_301 = {
+	.modes = &samsung_ltn140at29_301_mode,
+	.num_modes = 1,
+	.bpc = 6,
+	.size = {
+		.width = 320,
+		.height = 187,
+	},
+};
+
 static const struct of_device_id platform_of_match[] = {
 	{
 		.compatible = "auo,b101aw03",
@@ -841,6 +864,9 @@ static const struct of_device_id platform_of_match[] = {
 		.compatible = "samsung,ltn101nt05",
 		.data = &samsung_ltn101nt05,
 	}, {
+		.compatible = "samsung,ltn140at29-301",
+		.data = &samsung_ltn140at29_301,
+	}, {
 		/* sentinel */
 	}
 };
-- 
1.9.3