linux-kernel - Re: [PATCH v2 2/2] arm64: dts: allwinner: a64-oceanic-5205-5inmfd: Enable GT911 CTP

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Date:   Thu, 18 Apr 2019 13:24:45 +0200
From:   Maxime Ripard <maxime.ripard@...tlin.com>
To:     Jagan Teki <jagan@...rulasolutions.com>
Cc:     Chen-Yu Tsai <wens@...e.org>, Rob Herring <robh+dt@...nel.org>,
        Mark Rutland <mark.rutland@....com>,
        Michael Trimarchi <michael@...rulasolutions.com>,
        devicetree@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        linux-kernel@...r.kernel.org, linux-amarula@...rulasolutions.com
Subject: Re: [PATCH v2 2/2] arm64: dts: allwinner: a64-oceanic-5205-5inmfd:
 Enable GT911 CTP

On Thu, Apr 18, 2019 at 02:05:43PM +0530, Jagan Teki wrote:
> Goodix GT911 CTP is bound with Oceanic 5205 5inMFD board.
>
> The CTP connected to board with,
> - SDA, SCK from i2c0
> - GPIO-LD0 as AVDD28 supply
> - PH4 gpio as interrupt pin
> - PH11 gpio as reset pin
> - X axis is inverted
> - Y axis is inverted
>
> Signed-off-by: Jagan Teki <jagan@...rulasolutions.com>
> ---
> Changes for v2:
> - drop i2c1, bias-pull-up
>
>  .../sun50i-a64-oceanic-5205-5inmfd.dts        | 25 +++++++++++++++++++
>  1 file changed, 25 insertions(+)
>
> diff --git a/arch/arm64/boot/dts/allwinner/sun50i-a64-oceanic-5205-5inmfd.dts b/arch/arm64/boot/dts/allwinner/sun50i-a64-oceanic-5205-5inmfd.dts
> index 6a2154525d1e..02c1a04cc7eb 100644
> --- a/arch/arm64/boot/dts/allwinner/sun50i-a64-oceanic-5205-5inmfd.dts
> +++ b/arch/arm64/boot/dts/allwinner/sun50i-a64-oceanic-5205-5inmfd.dts
> @@ -37,6 +37,24 @@
>  	status = "okay";
>  };
>
> +&i2c0 {
> +	pinctrl-names = "default";
> +	pinctrl-0 = <&i2c0_pins>;

The comments on PATCH 1 apply here as well.

Maxime

--
Maxime Ripard, Bootlin
Embedded Linux and Kernel engineering
https://bootlin.com

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