[PATCH 1/5] drm/panel: simple: add support for Ampire AM-800480AYTZQW-00H

[PATCH 1/5] drm/panel: simple: add support for Ampire AM-800480AYTZQW-00H

[Jagan Teki]

This adds support for the Ampire AM-800480AYTZQW-00H 7.0" WGA LCD,
which can be supported by the simple panel driver.

Signed-off-by: Jagan Teki <jagan@amarulasolutions.com>
---
 .../display/panel/ampire,am-800480aytzqw-00h.txt   |  7 ++++++
 drivers/gpu/drm/panel/panel-simple.c               | 27 ++++++++++++++++++++++
 2 files changed, 34 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/display/panel/ampire,am-800480aytzqw-00h.txt

diff --git a/Documentation/devicetree/bindings/display/panel/ampire,am-800480aytzqw-00h.txt b/Documentation/devicetree/bindings/display/panel/ampire,am-800480aytzqw-00h.txt
new file mode 100644
index 0000000..bfa7a70
--- /dev/null
+++ b/Documentation/devicetree/bindings/display/panel/ampire,am-800480aytzqw-00h.txt
@@ -0,0 +1,7 @@
+Ampire AM-800480AYTZQW-00H 7.0" WVGA TFT LCD panel
+
+Required properties:
+- compatible: should be "ampire,am-800480aytzqw-00h"
+
+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 5591984..2ecc14b 100644
--- a/drivers/gpu/drm/panel/panel-simple.c
+++ b/drivers/gpu/drm/panel/panel-simple.c
@@ -412,6 +412,30 @@ static const struct panel_desc ampire_am_480272h3tmqw_t01h = {
 	.bus_format = MEDIA_BUS_FMT_RGB888_1X24,
 };
 
+static const struct display_timing ampire_am_800480aytzqw_00h_timing = {
+	.pixelclock = { 27700000, 29200000, 39600000 },
+	.hactive = { 800, 800, 800 },
+	.hfront_porch = { 12, 40, 212 },
+	.hback_porch = { 88, 88, 88 },
+	.hsync_len = { 1, 2, 40 },
+	.vactive = { 480, 480, 480 },
+	.vfront_porch = { 1, 13, 88 },
+	.vback_porch = { 32, 32, 32 },
+	.vsync_len = { 1, 2, 3 },
+	.flags = DISPLAY_FLAGS_DE_HIGH,
+};
+
+static const struct panel_desc ampire_am_800480aytzqw_00h = {
+	.timings = &ampire_am_800480aytzqw_00h_timing,
+	.num_timings = 1,
+	.bpc = 6,
+	.size = {
+		.width = 154,
+		.height = 86,
+	},
+	.bus_format = MEDIA_BUS_FMT_RGB666_1X7X3_SPWG,
+};
+
 static const struct drm_display_mode ampire_am800480r3tmqwa1h_mode = {
 	.clock = 33333,
 	.hdisplay = 800,
@@ -2028,6 +2052,9 @@ static const struct of_device_id platform_of_match[] = {
 		.compatible = "ampire,am-480272h3tmqw-t01h",
 		.data = &ampire_am_480272h3tmqw_t01h,
 	}, {
+		.compatible = "ampire,am-800480aytzqw-00h",
+		.data = &ampire_am_800480aytzqw_00h,
+	}, {
 		.compatible = "ampire,am800480r3tmqwa1h",
 		.data = &ampire_am800480r3tmqwa1h,
 	}, {
-- 
2.7.4

[PATCH 2/5] ARM: dts: imx6q-icore: Switch LVDS timings from panel-simple

[Jagan Teki]

Switch to use ampire,am-800480aytzqw-00h LVDS timings from
panel-simple instead hard coding the same in dts.

Signed-off-by: Jagan Teki <jagan@amarulasolutions.com>
---
 arch/arm/boot/dts/imx6q-icore.dts    | 31 +++++++++++++++++--------------
 arch/arm/boot/dts/imx6qdl-icore.dtsi |  2 +-
 2 files changed, 18 insertions(+), 15 deletions(-)

diff --git a/arch/arm/boot/dts/imx6q-icore.dts b/arch/arm/boot/dts/imx6q-icore.dts
index 5613dd9..c8e464e 100644
--- a/arch/arm/boot/dts/imx6q-icore.dts
+++ b/arch/arm/boot/dts/imx6q-icore.dts
@@ -48,6 +48,17 @@
 / {
 	model = "Engicam i.CoreM6 Quad/Dual Starter Kit";
 	compatible = "engicam,imx6-icore", "fsl,imx6q";
+
+	panel {
+		compatible = "ampire,am-800480aytzqw-00h";
+		backlight = <&backlight_lvds>;
+
+		port {
+			panel_in: endpoint {
+				remote-endpoint = <&lvds0_out>;
+			};
+		};
+	};
 };
 
 &can1 {
@@ -71,22 +82,14 @@
 	status = "okay";
 
 	lvds-channel@0 {
-		fsl,data-mapping = "spwg";
-		fsl,data-width = <18>;
+		reg = <0>;
 		status = "okay";
 
-		display-timings {
-			native-mode = <&timing0>;
-			timing0: timing0 {
-				clock-frequency = <60000000>;
-				hactive = <800>;
-				vactive = <480>;
-				hback-porch = <30>;
-				hfront-porch = <30>;
-				vback-porch = <5>;
-				vfront-porch = <5>;
-				hsync-len = <64>;
-				vsync-len = <20>;
+		port@4 {
+			reg = <4>;
+
+			lvds0_out: endpoint {
+				remote-endpoint = <&panel_in>;
 			};
 		};
 	};
diff --git a/arch/arm/boot/dts/imx6qdl-icore.dtsi b/arch/arm/boot/dts/imx6qdl-icore.dtsi
index a1b469c..5fd9e00 100644
--- a/arch/arm/boot/dts/imx6qdl-icore.dtsi
+++ b/arch/arm/boot/dts/imx6qdl-icore.dtsi
@@ -49,7 +49,7 @@
 		reg = <0x10000000 0x80000000>;
 	};
 
-	backlight {
+	backlight_lvds: backlight-lvds {
 		compatible = "pwm-backlight";
 		pwms = <&pwm3 0 100000>;
 		brightness-levels = <0 4 8 16 32 64 128 255>;
-- 
2.7.4

[PATCH 3/5] ARM: dts: imx6dl-icore: Add LVDS node

[Jagan Teki]

Add ampire,am-800480aytzqw-00h LVDS support by using
timings from panel-simple.

Signed-off-by: Jagan Teki <jagan@amarulasolutions.com>
---
 arch/arm/boot/dts/imx6dl-icore.dts | 28 ++++++++++++++++++++++++++++
 1 file changed, 28 insertions(+)

diff --git a/arch/arm/boot/dts/imx6dl-icore.dts b/arch/arm/boot/dts/imx6dl-icore.dts
index 971f9fc..74bff84 100644
--- a/arch/arm/boot/dts/imx6dl-icore.dts
+++ b/arch/arm/boot/dts/imx6dl-icore.dts
@@ -48,6 +48,17 @@
 / {
 	model = "Engicam i.CoreM6 DualLite/Solo Starter Kit";
 	compatible = "engicam,imx6-icore", "fsl,imx6dl";
+
+	panel {
+		compatible = "ampire,am-800480aytzqw-00h";
+		backlight = <&backlight_lvds>;
+
+		port {
+			panel_in: endpoint {
+				remote-endpoint = <&lvds0_out>;
+			};
+		};
+	};
 };
 
 &can1 {
@@ -66,3 +77,20 @@
 		interrupts = <31 IRQ_TYPE_EDGE_FALLING>;
 	};
 };
+
+&ldb {
+	status = "okay";
+
+	lvds-channel@0 {
+		reg = <0>;
+		status = "okay";
+
+		port@4 {
+			reg = <4>;
+
+			lvds0_out: endpoint {
+				remote-endpoint = <&panel_in>;
+			};
+		};
+	};
+};
-- 
2.7.4

[PATCH 4/5] drm/panel: simple: Add support for KEO TX31D200VM0BAA

[Jagan Teki]

This adds support for the Kaohsiung Opto-Electronics.,
TX31D200VM0BAA 12.3" HSXGA LVDS panel, which can be
supported by the simple panel driver.

Signed-off-by: Jagan Teki <jagan@amarulasolutions.com>
---
 .../bindings/display/panel/koe,tx31d200vm0baa.txt  |  7 ++++++
 drivers/gpu/drm/panel/panel-simple.c               | 27 ++++++++++++++++++++++
 2 files changed, 34 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/display/panel/koe,tx31d200vm0baa.txt

diff --git a/Documentation/devicetree/bindings/display/panel/koe,tx31d200vm0baa.txt b/Documentation/devicetree/bindings/display/panel/koe,tx31d200vm0baa.txt
new file mode 100644
index 0000000..a51db2c
--- /dev/null
+++ b/Documentation/devicetree/bindings/display/panel/koe,tx31d200vm0baa.txt
@@ -0,0 +1,7 @@
+Kaohsiung Opto-Electronics. TX31D200VM0BAA 12.3" HSXGA LVDS panel
+
+Required properties:
+- compatible: should be "koe,tx31d200vm0baa"
+
+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 2ecc14b..8a0e4a8 100644
--- a/drivers/gpu/drm/panel/panel-simple.c
+++ b/drivers/gpu/drm/panel/panel-simple.c
@@ -1241,6 +1241,30 @@ static const struct panel_desc innolux_zj070na_01p = {
 	},
 };
 
+static const struct display_timing koe_tx31d200vm0baa_timing = {
+	.pixelclock = { 39600000, 43200000, 48000000 },
+	.hactive = { 1280, 1280, 1280 },
+	.hfront_porch = { 16, 36, 56 },
+	.hback_porch = { 16, 36, 56 },
+	.hsync_len = { 8, 8, 8 },
+	.vactive = { 480, 480, 480 },
+	.vfront_porch = { 6, 21, 33.5 },
+	.vback_porch = { 6, 21, 33.5 },
+	.vsync_len = { 8, 8, 8 },
+	.flags = DISPLAY_FLAGS_DE_HIGH,
+};
+
+static const struct panel_desc koe_tx31d200vm0baa = {
+	.timings = &koe_tx31d200vm0baa_timing,
+	.num_timings = 1,
+	.bpc = 6,
+	.size = {
+		.width = 292,
+		.height = 109,
+	},
+	.bus_format = MEDIA_BUS_FMT_RGB666_1X7X3_SPWG,
+};
+
 static const struct display_timing kyo_tcg121xglp_timing = {
 	.pixelclock = { 52000000, 65000000, 71000000 },
 	.hactive = { 1024, 1024, 1024 },
@@ -2151,6 +2175,9 @@ static const struct of_device_id platform_of_match[] = {
 		.compatible = "innolux,zj070na-01p",
 		.data = &innolux_zj070na_01p,
 	}, {
+		.compatible = "koe,tx31d200vm0baa",
+		.data = &koe_tx31d200vm0baa,
+	}, {
 		.compatible = "kyo,tcg121xglp",
 		.data = &kyo_tcg121xglp,
 	}, {
-- 
2.7.4

[PATCH 5/5] ARM: dts: imx6q-icore-ofcap12: Switch LVDS timings from panel-simple

[Jagan Teki]

Switch to use koe_tx31d200vm0baa LVDS timings from
panel-simple instead hard coding the same in dts.

Signed-off-by: Jagan Teki <jagan@amarulasolutions.com>
---
 arch/arm/boot/dts/imx6q-icore-ofcap12.dts | 31 +++++++++++++++++--------------
 1 file changed, 17 insertions(+), 14 deletions(-)

diff --git a/arch/arm/boot/dts/imx6q-icore-ofcap12.dts b/arch/arm/boot/dts/imx6q-icore-ofcap12.dts
index 9e230f5..6e27c81 100644
--- a/arch/arm/boot/dts/imx6q-icore-ofcap12.dts
+++ b/arch/arm/boot/dts/imx6q-icore-ofcap12.dts
@@ -48,28 +48,31 @@
 / {
 	model = "Engicam i.CoreM6 Quad/Dual OpenFrame Capacitive touch 12 Kit";
 	compatible = "engicam,imx6-icore", "fsl,imx6q";
+
+	panel {
+		compatible = "koe,tx31d200vm0baa";
+		backlight = <&backlight_lvds>;
+
+		port {
+			panel_in: endpoint {
+				remote-endpoint = <&lvds0_out>;
+			};
+		};
+	};
 };
 
 &ldb {
 	status = "okay";
 
 	lvds-channel@0 {
-		fsl,data-mapping = "spwg";
-		fsl,data-width = <18>;
+		reg = <0>;
 		status = "okay";
 
-		display-timings {
-			native-mode = <&timing0>;
-			timing0: timing0 {
-				clock-frequency = <46800000>;
-				hactive = <1280>;
-				vactive = <480>;
-				hback-porch = <353>;
-				hfront-porch = <47>;
-				vback-porch = <39>;
-				vfront-porch = <4>;
-				hsync-len = <8>;
-				vsync-len = <2>;
+		port@4 {
+			reg = <4>;
+
+			lvds0_out: endpoint {
+				remote-endpoint = <&panel_in>;
 			};
 		};
 	};
-- 
2.7.4

Re: [PATCH 1/5] drm/panel: simple: add support for Ampire AM-800480AYTZQW-00H

[Rob Herring]

On Tue, Jan 02, 2018 at 02:32:14PM +0530, Jagan Teki wrote:
> This adds support for the Ampire AM-800480AYTZQW-00H 7.0" WGA LCD,
> which can be supported by the simple panel driver.
> 
> Signed-off-by: Jagan Teki <jagan@amarulasolutions.com>
> ---
>  .../display/panel/ampire,am-800480aytzqw-00h.txt   |  7 ++++++
>  drivers/gpu/drm/panel/panel-simple.c               | 27 ++++++++++++++++++++++
>  2 files changed, 34 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/display/panel/ampire,am-800480aytzqw-00h.txt
> 
> diff --git a/Documentation/devicetree/bindings/display/panel/ampire,am-800480aytzqw-00h.txt b/Documentation/devicetree/bindings/display/panel/ampire,am-800480aytzqw-00h.txt
> new file mode 100644
> index 0000000..bfa7a70
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/display/panel/ampire,am-800480aytzqw-00h.txt
> @@ -0,0 +1,7 @@
> +Ampire AM-800480AYTZQW-00H 7.0" WVGA TFT LCD panel
> +
> +Required properties:
> +- compatible: should be "ampire,am-800480aytzqw-00h"
> +
> +This binding is compatible with the simple-panel binding, which is specified
> +in simple-panel.txt in this directory.

You need to be explicit as to which properties from it you are using.

Rob