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From: Marco Franchi <marcofrk-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
To: shawnguo-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org
Cc: robh+dt-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org,
	linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org,
	linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
	devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
	festevam-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org,
	marcofrk-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org
Subject: [PATCH v2 1/3] ARM: dts: imx6sx-sdb: Convert from fbdev to drm bindings
Date: Wed,  6 Dec 2017 00:53:02 -0200	[thread overview]
Message-ID: <1512528784-29288-1-git-send-email-marcofrk@gmail.com> (raw)

It is preferred to use the panel compatible string rather than passing
the LCD timing in the device tree.

So pass the "sii,43wvf1g" compatible string, which describes the parallel 
LCD.

Also pass the 'backlight' property as described in
Documentation/devicetree/bindings/display/panel/simple-panel.txt

Signed-off-by: Marco Franchi <marcofrk-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
---
Changes since v1:
-change subject
-change message log
-includes into a set of patches
-rebase to linux-next
-fix regulator name and properties
 arch/arm/boot/dts/imx6sx-sdb.dtsi | 48 +++++++++++++++++++--------------------
 1 file changed, 24 insertions(+), 24 deletions(-)

diff --git a/arch/arm/boot/dts/imx6sx-sdb.dtsi b/arch/arm/boot/dts/imx6sx-sdb.dtsi
index d57a41c..d35aa85 100644
--- a/arch/arm/boot/dts/imx6sx-sdb.dtsi
+++ b/arch/arm/boot/dts/imx6sx-sdb.dtsi
@@ -24,7 +24,7 @@
 		reg = <0x80000000 0x40000000>;
 	};
 
-	backlight {
+	backlight_display: backlight-display {
 		compatible = "pwm-backlight";
 		pwms = <&pwm3 0 5000000>;
 		brightness-levels = <0 4 8 16 32 64 128 255>;
@@ -129,6 +129,13 @@
 		enable-active-high;
 	};
 
+	reg_lcd_5v: regulator-lcd-5v {
+		compatible = "regulator-fixed";
+		regulator-name = "lcd-5v0";
+		regulator-min-microvolt = <5000000>;
+		regulator-max-microvolt = <5000000>;
+	};
+
 	sound {
 		compatible = "fsl,imx6sx-sdb-wm8962", "fsl,imx-audio-wm8962";
 		model = "wm8962-audio";
@@ -144,6 +151,19 @@
 		mux-int-port = <2>;
 		mux-ext-port = <6>;
 	};
+
+	panel {
+		compatible = "sii,43wvf1g";
+		backlight = <&backlight_display>;
+		dvdd-supply = <&reg_lcd_3v3>;
+		avdd-supply = <&reg_lcd_5v>;
+
+		port {
+			panel_in: endpoint {
+				remote-endpoint = <&display_out>;
+			};
+		};
+	};
 };
 
 &audmux {
@@ -221,31 +241,11 @@
 &lcdif1 {
 	pinctrl-names = "default";
 	pinctrl-0 = <&pinctrl_lcd>;
-	lcd-supply = <&reg_lcd_3v3>;
-	display = <&display0>;
 	status = "okay";
 
-	display0: display0 {
-		bits-per-pixel = <16>;
-		bus-width = <24>;
-
-		display-timings {
-			native-mode = <&timing0>;
-			timing0: timing0 {
-				clock-frequency = <33500000>;
-				hactive = <800>;
-				vactive = <480>;
-				hback-porch = <89>;
-				hfront-porch = <164>;
-				vback-porch = <23>;
-				vfront-porch = <10>;
-				hsync-len = <10>;
-				vsync-len = <10>;
-				hsync-active = <0>;
-				vsync-active = <0>;
-				de-active = <1>;
-				pixelclk-active = <0>;
-			};
+	port {
+		display_out: endpoint {
+			remote-endpoint = <&panel_in>;
 		};
 	};
 };
-- 
2.7.4

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             reply	other threads:[~2017-12-06  2:53 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-12-06  2:53 Marco Franchi [this message]
2017-12-06  2:53 ` [PATCH 2/3] ARM: dts: imx6sl-evk: Rearrange the regulators node Marco Franchi
     [not found]   ` <1512528784-29288-2-git-send-email-marcofrk-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
2017-12-06 11:20     ` Fabio Estevam
     [not found] ` <1512528784-29288-1-git-send-email-marcofrk-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
2017-12-06  2:53   ` [PATCH v2 3/3] ARM: dts: imx6sl-evk: Convert from fbdev to drm bindings Marco Franchi

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