* [PATCH v4 3/4] ARM: dts: add pwm node for r40.
@ 2017-12-13 14:46 hao_zhang
2017-12-13 15:57 ` Maxime Ripard
0 siblings, 1 reply; 2+ messages in thread
From: hao_zhang @ 2017-12-13 14:46 UTC (permalink / raw)
To: thierry.reding, robh+dt, mark.rutland, linux, wens,
linus.walleij, maxime.ripard
Cc: linux-kernel, devicetree, linux-arm-kernel, linux-pwm,
linux-amlogic, hao5781286
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
^ permalink raw reply related [flat|nested] 2+ messages in thread
* Re: [PATCH v4 3/4] ARM: dts: add pwm node for r40.
2017-12-13 14:46 [PATCH v4 3/4] ARM: dts: add pwm node for r40 hao_zhang
@ 2017-12-13 15:57 ` Maxime Ripard
0 siblings, 0 replies; 2+ messages in thread
From: Maxime Ripard @ 2017-12-13 15:57 UTC (permalink / raw)
To: hao_zhang
Cc: thierry.reding, robh+dt, mark.rutland, linux, wens,
linus.walleij, linux-kernel, devicetree, linux-arm-kernel,
linux-pwm, linux-amlogic
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Hi,
On Wed, Dec 13, 2017 at 10:46:28PM +0800, hao_zhang wrote:
> 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";
> +};
> +
Can you split this part into a separate patch?
Thanks!
Maxime
--
Maxime Ripard, Free Electrons
Embedded Linux and Kernel engineering
http://free-electrons.com
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