Re: [linux-sunxi] [PATCH 2/4] ARM: dts: sun8i: Add PWM channel 0 pinmux setting for A23/A33
From: Hans de Goede
Date: Fri Sep 18 2015 - 11:31:07 EST
Hi,
On 09/18/2015 03:35 AM, Chen-Yu Tsai wrote:
The PWM controller has 2 outputs, with one usable pin for each.
Add a pinmux setting for the first channel. This is often used
for backlight dimming on tablets.
Signed-off-by: Chen-Yu Tsai <wens@xxxxxxxx>
---
arch/arm/boot/dts/sun8i-a23-a33.dtsi | 7 +++++++
1 file changed, 7 insertions(+)
diff --git a/arch/arm/boot/dts/sun8i-a23-a33.dtsi b/arch/arm/boot/dts/sun8i-a23-a33.dtsi
index e7054304018a..8f4db82084c5 100644
--- a/arch/arm/boot/dts/sun8i-a23-a33.dtsi
+++ b/arch/arm/boot/dts/sun8i-a23-a33.dtsi
@@ -412,6 +412,13 @@
allwinner,pull = <SUN4I_PINCTRL_NO_PULL>;
};
+ pwm0_pins: pwm0 {
This should be "pwm0_pins_a: pwm0@0" so as to be consistent with the a10 / a20 dtsi
files.
Regards,
Hans
+ allwinner,pins = "PH0";
+ allwinner,function = "pwm0";
+ allwinner,drive = <SUN4I_PINCTRL_10_MA>;
+ allwinner,pull = <SUN4I_PINCTRL_NO_PULL>;
+ };
+
i2c0_pins_a: i2c0@0 {
allwinner,pins = "PH2", "PH3";
allwinner,function = "i2c0";
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