From: hao_zhang <hao5781286@gmail.com>
To: thierry.reding@gmail.com, robh+dt@kernel.org,
mark.rutland@arm.com, linux@armlinux.org.uk, wens@csie.org,
linus.walleij@linaro.org, maxime.ripard@free-electrons.com
Cc: linux-kernel@vger.kernel.org, devicetree@vger.kernel.org,
linux-arm-kernel@lists.infradead.org, linux-pwm@vger.kernel.org,
linux-amlogic@lists.infradead.org, hao5781286@gmail.com
Subject: [PATCH v4 3/4] ARM: dts: add pwm node for r40.
Date: Wed, 13 Dec 2017 22:46:28 +0800 [thread overview]
Message-ID: <20171213144628.GA18246@arx-s1> (raw)
This patch add pwm node for r40.
Signed-off-by: hao_zhang <hao5781286@gmail.com>
---
arch/arm/boot/dts/sun8i-r40-bananapi-m2-ultra.dts | 6 ++++++
arch/arm/boot/dts/sun8i-r40.dtsi | 13 +++++++++++++
2 files changed, 19 insertions(+)
diff --git a/arch/arm/boot/dts/sun8i-r40-bananapi-m2-ultra.dts b/arch/arm/boot/dts/sun8i-r40-bananapi-m2-ultra.dts
index 8c5efe2..6cf6273 100644
--- a/arch/arm/boot/dts/sun8i-r40-bananapi-m2-ultra.dts
+++ b/arch/arm/boot/dts/sun8i-r40-bananapi-m2-ultra.dts
@@ -196,6 +196,12 @@
status = "okay";
};
+&pwm {
+ pinctrl-names = "default";
+ pinctrl-0 = <&pwm_pins>;
+ status = "okay";
+};
+
&uart0 {
pinctrl-names = "default";
pinctrl-0 = <&uart0_pb_pins>;
diff --git a/arch/arm/boot/dts/sun8i-r40.dtsi b/arch/arm/boot/dts/sun8i-r40.dtsi
index 173dcc1..6628b17 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: pwm0-pin {
+ 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@1c23400 {
+ compatible = "allwinner,sun8i-r40-pwm";
+ reg = <0x01c23400 0x154>;
+ clocks = <&osc24M>;
+ #pwm-cells = <3>;
+ status = "disabled";
+ };
+
uart0: serial@1c28000 {
compatible = "snps,dw-apb-uart";
reg = <0x01c28000 0x400>;
--
2.7.4
next reply other threads:[~2017-12-13 14:46 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-12-13 14:46 hao_zhang [this message]
2017-12-13 15:57 ` [PATCH v4 3/4] ARM: dts: add pwm node for r40 Maxime Ripard
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