linux-kernel - [PATCH v4] drm/panel: simple: Add support for AUO t215hvn01

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Date:   Tue, 11 Oct 2016 14:59:16 -0700
From:   Haixia Shi <hshi@...omium.org>
To:     dri-devel@...ts.freedesktop.org
Cc:     Haixia Shi <hshi@...omium.org>,
        Emil Velikov <emil.l.velikov@...il.com>,
        Thierry Reding <thierry.reding@...il.com>,
        David Airlie <airlied@...ux.ie>,
        Rob Herring <robh+dt@...nel.org>,
        Mark Rutland <mark.rutland@....com>,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: [PATCH v4] drm/panel: simple: Add support for AUO t215hvn01

The AUO t215hvn01 is a 21.5" FHD (1920x1080) color TFT LCD panel.

This panel is used on the Acer Chromebase 21.5-inch All-in-One (DC221HQ).

Link to spec: http://www.udmgroup.com/ftp/T215HVN01.0.pdf

v2: fix alphabetical order
v3: remove minor revision suffix ".0" and add link to spec
v4: add dt-binding documentation

Signed-off-by: Haixia Shi <hshi@...omium.org>
Tested-by: Haixia Shi <hshi@...omium.org>
Reviewed-by: Stéphane Marchesin <marcheu@...omium.org>
Cc: Emil Velikov <emil.l.velikov@...il.com>
Cc: Thierry Reding <thierry.reding@...il.com>
Cc: David Airlie <airlied@...ux.ie>
Cc: Rob Herring <robh+dt@...nel.org>
Cc: Mark Rutland <mark.rutland@....com>
Cc: devicetree@...r.kernel.org
Cc: linux-kernel@...r.kernel.org
---
 .../bindings/display/panel/auo,t215hvn01.txt       |  7 +++++
 drivers/gpu/drm/panel/panel-simple.c               | 30 ++++++++++++++++++++++
 2 files changed, 37 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/display/panel/auo,t215hvn01.txt

diff --git a/Documentation/devicetree/bindings/display/panel/auo,t215hvn01.txt b/Documentation/devicetree/bindings/display/panel/auo,t215hvn01.txt
new file mode 100644
index 0000000..cbd9da3
--- /dev/null
+++ b/Documentation/devicetree/bindings/display/panel/auo,t215hvn01.txt
@@ -0,0 +1,7 @@
+AU Optronics Corporation 21.5" FHD (1920x1080) color TFT LCD panel
+
+Required properties:
+- compatible: should be "auo,t215hvn01"
+
+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 113db3c..256c201 100644
--- a/drivers/gpu/drm/panel/panel-simple.c
+++ b/drivers/gpu/drm/panel/panel-simple.c
@@ -555,6 +555,33 @@ static const struct panel_desc auo_b133htn01 = {
 	},
 };
 
+static const struct drm_display_mode auo_t215hvn01_mode = {
+	.clock = 148800,
+	.hdisplay = 1920,
+	.hsync_start = 1920 + 88,
+	.hsync_end = 1920 + 88 + 44,
+	.htotal = 1920 + 88 + 44 + 148,
+	.vdisplay = 1080,
+	.vsync_start = 1080 + 4,
+	.vsync_end = 1080 + 4 + 5,
+	.vtotal = 1080 + 4 + 5 + 36,
+	.vrefresh = 60,
+};
+
+static const struct panel_desc auo_t215hvn01 = {
+	.modes = &auo_t215hvn01_mode,
+	.num_modes = 1,
+	.bpc = 8,
+	.size = {
+		.width = 430,
+		.height = 270,
+	},
+	.delay = {
+		.disable = 5,
+		.unprepare = 1000,
+	}
+};
+
 static const struct drm_display_mode avic_tm070ddh03_mode = {
 	.clock = 51200,
 	.hdisplay = 1024,
@@ -1575,6 +1602,9 @@ static const struct of_device_id platform_of_match[] = {
 		.compatible = "auo,b133xtn01",
 		.data = &auo_b133xtn01,
 	}, {
+		.compatible = "auo,t215hvn01",
+		.data = &auo_t215hvn01,
+	}, {
 		.compatible = "avic,tm070ddh03",
 		.data = &avic_tm070ddh03,
 	}, {
-- 
2.8.0.rc3.226.g39d4020