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From: Simon Horman <horms+renesas@verge.net.au>
To: linux-renesas-soc@vger.kernel.org
Cc: Simon Horman <horms+renesas@verge.net.au>,
	Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>,
	Magnus Damm <magnus.damm@gmail.com>,
	linux-arm-kernel@lists.infradead.org
Subject: [PATCH 3/3] arm64: dts: renesas: r8a77995: draak: Add backlight
Date: Thu,  6 Dec 2018 13:57:32 -0800	[thread overview]
Message-ID: <4fbd4158fe8967e9296516ebae2cfaf7a1c7a214.1544126426.git.horms+renesas@verge.net.au> (raw)
In-Reply-To: <cover.1544126426.git.horms+renesas@verge.net.au>

From: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>

Add the backlight device for the LVDS1 output, in preparation for panel
support.

Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
---
 arch/arm64/boot/dts/renesas/r8a77995-draak.dts | 20 ++++++++++++++++++++
 1 file changed, 20 insertions(+)

diff --git a/arch/arm64/boot/dts/renesas/r8a77995-draak.dts b/arch/arm64/boot/dts/renesas/r8a77995-draak.dts
index 48bb1d77744f..52d044b9f3f2 100644
--- a/arch/arm64/boot/dts/renesas/r8a77995-draak.dts
+++ b/arch/arm64/boot/dts/renesas/r8a77995-draak.dts
@@ -24,6 +24,17 @@
 		stdout-path = "serial0:115200n8";
 	};
 
+	backlight: backlight {
+		compatible = "pwm-backlight";
+		pwms = <&pwm1 0 50000>;
+
+		brightness-levels = <256 128 64 16 8 4 0>;
+		default-brightness-level = <6>;
+
+		power-supply = <&reg_12p0v>;
+		enable-gpios = <&gpio4 0 GPIO_ACTIVE_HIGH>;
+	};
+
 	composite-in {
 		compatible = "composite-video-connector";
 
@@ -104,6 +115,15 @@
 		regulator-always-on;
 	};
 
+	reg_12p0v: regulator1 {
+		compatible = "regulator-fixed";
+		regulator-name = "D12.0V";
+		regulator-min-microvolt = <12000000>;
+		regulator-max-microvolt = <12000000>;
+		regulator-boot-on;
+		regulator-always-on;
+	};
+
 	vga {
 		compatible = "vga-connector";
 
-- 
2.11.0


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  parent reply	other threads:[~2018-12-06 21:58 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-12-06 21:57 [GIT PULL] Second Round of Renesas ARM64 Based SoC DT Updates for v4.21 Simon Horman
2018-12-06 21:57 ` [PATCH 1/3] arm64: dts: renesas: r8a77965: Remove non-existent IPMMU-IR Simon Horman
2018-12-06 21:57 ` [PATCH 2/3] arm64: dts: renesas: r8a7795-es1: Add missing power domains to IPMMU nodes Simon Horman
2018-12-06 21:57 ` Simon Horman [this message]
2018-12-11 16:02 ` [GIT PULL] Second Round of Renesas ARM64 Based SoC DT Updates for v4.21 Olof Johansson

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