Re: [PATCH v2 2/4] ARM: dtsi: add pwm node for sun8i.
From: Maxime Ripard <hidden>
Date: 2018-02-26 08:49:34
Also in:
linux-arm-kernel, linux-gpio, linux-pwm, lkml
On Sun, Feb 25, 2018 at 09:51:34PM +0800, hao_zhang wrote:
quoted hunk ↗ jump to hunk
This patch adds pwm node for sun8i. Signed-off-by: hao_zhang <redacted> --- 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..99a0261 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_ch0_pin: pwm-ch0-pin { + pins = "PB2"; + 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>;
The size must be the size of the whole memory block allocated to the controller, so that would be 0x400 in this case. Maxime -- Maxime Ripard, Bootlin (formerly Free Electrons) Embedded Linux and Kernel engineering https://bootlin.com
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