From: hdegoede@redhat.com (Hans de Goede)
To: linux-arm-kernel@lists.infradead.org
Subject: [linux-sunxi] [PATCH 3/4] ARM: dts: sun8i: Enable PWM controller on A23/A33 Q8 format tablets
Date: Fri, 18 Sep 2015 11:32:37 -0400 [thread overview]
Message-ID: <55FC2E95.7040006@redhat.com> (raw)
In-Reply-To: <1442561739-6824-4-git-send-email-wens@csie.org>
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
next prev parent reply other threads:[~2015-09-18 15:32 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-09-18 7:35 [PATCH 0/4] ARM: dts: sun8i: Add pwm-backlight device for A23/A33 Q8 format tablets Chen-Yu Tsai
2015-09-18 7:35 ` [PATCH 1/4] ARM: dts: sun8i: Add PWM controller node for A23/A33 Chen-Yu Tsai
2015-09-18 15:29 ` [linux-sunxi] " Hans de Goede
2015-09-18 19:24 ` Maxime Ripard
2015-09-18 7:35 ` [PATCH 2/4] ARM: dts: sun8i: Add PWM channel 0 pinmux setting " Chen-Yu Tsai
2015-09-18 15:30 ` [linux-sunxi] " Hans de Goede
2015-09-18 16:18 ` Chen-Yu Tsai
2015-09-18 19:33 ` Maxime Ripard
2015-09-18 7:35 ` [PATCH 3/4] ARM: dts: sun8i: Enable PWM controller on A23/A33 Q8 format tablets Chen-Yu Tsai
2015-09-18 15:32 ` Hans de Goede [this message]
2015-09-18 16:25 ` [linux-sunxi] " Chen-Yu Tsai
2015-09-19 21:39 ` Hans de Goede
2015-09-18 7:35 ` [PATCH 4/4] ARM: dts: sun8i: Add pwm-backlight device for " Chen-Yu Tsai
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