linux-kernel - [PATCH v1 4/4] ARM: dts: add pwm node for r40.

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Date:   Thu, 11 Jan 2018 19:34:12 +0800
From:   hao_zhang <hao5781286@...il.com>
To:     thierry.reding@...il.com, robh+dt@...nel.org, mark.rutland@....com,
        linux@...linux.org.uk, wens@...e.org, linus.walleij@...aro.org,
        maxime.ripard@...e-electrons.com
Cc:     linux-gpio@...r.kernel.org, linux-kernel@...r.kernel.org,
        devicetree@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        linux-pwm@...r.kernel.org, hao5781286@...il.com
Subject: [PATCH v1 4/4] ARM: dts: add pwm node for r40.

This patch add pwm node for r40.

Signed-off-by: hao_zhang <hao5781286@...il.com>
---
 arch/arm/boot/dts/sun8i-r40.dtsi | 13 +++++++++++++
 1 file changed, 13 insertions(+)

diff --git a/arch/arm/boot/dts/sun8i-r40.dtsi b/arch/arm/boot/dts/sun8i-r40.dtsi
index 173dcc1..84c963c 100644
--- a/arch/arm/boot/dts/sun8i-r40.dtsi
+++ b/arch/arm/boot/dts/sun8i-r40.dtsi
@@ -295,6 +295,11 @@
 				bias-pull-up;
 			};
 
+			pwm_pins: pwm-pins {
+				pins = "PB2", "PB3";
+				function = "pwm";
+			};
+
 			uart0_pb_pins: uart0-pb-pins {
 				pins = "PB22", "PB23";
 				function = "uart0";
@@ -306,6 +311,14 @@
 			reg = <0x01c20c90 0x10>;
 		};
 
+		pwm: pwm@...3400 {
+			     compatible = "allwinner,sun8i-r40-pwm";
+			     reg = <0x01c23400 0x154>;
+			     clocks = <&osc24M>;
+			     #pwm-cells = <3>;
+			     status = "disabled";
+		};
+
 		uart0: serial@...8000 {
 			compatible = "snps,dw-apb-uart";
 			reg = <0x01c28000 0x400>;
-- 
2.7.4