linux-kernel - [PATCH v2 07/16] arm64: dts: rockchip: update pwm-cells

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Date:   Fri, 12 Jan 2018 16:22:54 +0200
From:   Claudiu Beznea <claudiu.beznea@...rochip.com>
To:     <thierry.reding@...il.com>, <robh+dt@...nel.org>,
        <mark.rutland@....com>, <linux@...linux.org.uk>,
        <daniel@...que.org>, <haojian.zhuang@...il.com>,
        <robert.jarzmik@...e.fr>, <corbet@....net>,
        <nicolas.ferre@...rochip.com>,
        <alexandre.belloni@...e-electrons.com>
CC:     <linux-pwm@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
        <linux-arm-kernel@...ts.infradead.org>,
        <linux-amlogic@...ts.infradead.org>,
        <linux-rockchip@...ts.infradead.org>,
        <linux-rpi-kernel@...ts.infradead.org>,
        <devicetree@...r.kernel.org>,
        Claudiu Beznea <claudiu.beznea@...rochip.com>,
        Brian Norris <briannorris@...omium.org>
Subject: [PATCH v2 07/16] arm64: dts: rockchip: update pwm-cells

Update pwm-cells to 2 to allow initialization of channel number an period.

Cc: Brian Norris <briannorris@...omium.org>
Signed-off-by: Claudiu Beznea <claudiu.beznea@...rochip.com>
---
 arch/arm64/boot/dts/rockchip/rk3399-gru-kevin.dts | 2 +-
 arch/arm64/boot/dts/rockchip/rk3399-gru.dtsi      | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/arch/arm64/boot/dts/rockchip/rk3399-gru-kevin.dts b/arch/arm64/boot/dts/rockchip/rk3399-gru-kevin.dts
index 0384e3121f18..0c790ec387eb 100644
--- a/arch/arm64/boot/dts/rockchip/rk3399-gru-kevin.dts
+++ b/arch/arm64/boot/dts/rockchip/rk3399-gru-kevin.dts
@@ -77,7 +77,7 @@
 
 	backlight: backlight {
 		compatible = "pwm-backlight";
-		pwms = <&cros_ec_pwm 1>;
+		pwms = <&cros_ec_pwm 1 65535>;
 		brightness-levels = <0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16
 				     17 18 19 20 21 22 23 24 25 26 27 28 29 30
 				     31 32 33 34 35 36 37 38 39 40 41 42 43 44
diff --git a/arch/arm64/boot/dts/rockchip/rk3399-gru.dtsi b/arch/arm64/boot/dts/rockchip/rk3399-gru.dtsi
index 5772c52fbfd3..aa377f9ae6ad 100644
--- a/arch/arm64/boot/dts/rockchip/rk3399-gru.dtsi
+++ b/arch/arm64/boot/dts/rockchip/rk3399-gru.dtsi
@@ -853,7 +853,7 @@ ap_i2c_audio: &i2c8 {
 
 		cros_ec_pwm: ec-pwm {
 			compatible = "google,cros-ec-pwm";
-			#pwm-cells = <1>;
+			#pwm-cells = <2>;
 		};
 	};
 };
-- 
2.7.4