Messages in this thread | | | Subject | Re: [linux-sunxi] [PATCH 3/4] ARM: dts: sun8i: Enable PWM controller on A23/A33 Q8 format tablets | From | Hans de Goede <> | Date | Fri, 18 Sep 2015 11:32:37 -0400 |
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Hi,
On 09/18/2015 03:35 AM, Chen-Yu Tsai wrote: > A23/A33 based Q8 format tablets use channel 0 of the PWM controller for > backlight dimming. > > Signed-off-by: Chen-Yu Tsai <wens@csie.org> > --- > arch/arm/boot/dts/sun8i-q8-common.dtsi | 6 ++++++ > 1 file changed, 6 insertions(+) > > diff --git a/arch/arm/boot/dts/sun8i-q8-common.dtsi b/arch/arm/boot/dts/sun8i-q8-common.dtsi > index 6f8a8bb4e9bb..4c2d0b459d6f 100644 > --- a/arch/arm/boot/dts/sun8i-q8-common.dtsi > +++ b/arch/arm/boot/dts/sun8i-q8-common.dtsi > @@ -70,6 +70,12 @@ > }; > }; > > +&pwm { > + pinctrl-names = "default"; > + pinctrl-0 = <&pwm0_pins>; > + status = "okay"; > +}; > + > &r_uart { > pinctrl-names = "default"; > pinctrl-0 = <&r_uart_pins_a>; >
I've a feeling this should be in sunxi-q8-common.dtsi not sun8i-q8-common.dtsi, which requires adding a pwm node to sun5i.dtsi I'll look into this.
Regards,
Hans
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