On Fri, Sep 18, 2015 at 11:32 PM, Hans de Goede <hdego...@redhat.com> wrote:
> 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 <w...@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.
It probably should. IIRC sun5i PWM has only one channel as opposed to
2 on A10/A20.
ChenYu
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