linux-kernel - Re: [PATCH 7/7] arm64: dts: mt8183: Add krane-sku176 board

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Date:   Mon, 22 Jun 2020 12:33:31 +0200
From:   Matthias Brugger <matthias.bgg@...il.com>
To:     Enric Balletbo i Serra <enric.balletbo@...labora.com>,
        linux-kernel@...r.kernel.org
Cc:     Collabora Kernel ML <kernel@...labora.com>, erwanaliasr1@...il.com,
        drinkcat@...omium.org, hsinyi@...omium.org,
        Ben Ho <Ben.Ho@...iatek.com>, Rob Herring <robh+dt@...nel.org>,
        devicetree@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        linux-mediatek@...ts.infradead.org
Subject: Re: [PATCH 7/7] arm64: dts: mt8183: Add krane-sku176 board



On 19/06/2020 12:27, Enric Balletbo i Serra wrote:
> Also known as the Lenovo IdeaPad Duet Chromebook.
> 
> There are different krane boards with shared resources, hence a
> mt8183-kukui-krane.dtsi was created for easily introduce future new
> boards. The same happens with the baseboard codenamed kukui where
> different variants, apart from kukui variant can take advantage of the
> shared resources.
> 
> Signed-off-by: Ben Ho <Ben.Ho@...iatek.com>
> [originally created by Ben Ho but adapted and ported to mainline]
> Signed-off-by: Enric Balletbo i Serra <enric.balletbo@...labora.com>
> ---
> 
>  arch/arm64/boot/dts/mediatek/Makefile         |   1 +
>  .../mediatek/mt8183-kukui-krane-sku176.dts    |  18 +
>  .../boot/dts/mediatek/mt8183-kukui-krane.dtsi | 343 ++++++++
>  .../arm64/boot/dts/mediatek/mt8183-kukui.dtsi | 788 ++++++++++++++++++
>  arch/arm64/boot/dts/mediatek/mt8183.dtsi      |   1 +
>  5 files changed, 1151 insertions(+)
>  create mode 100644 arch/arm64/boot/dts/mediatek/mt8183-kukui-krane-sku176.dts
>  create mode 100644 arch/arm64/boot/dts/mediatek/mt8183-kukui-krane.dtsi
>  create mode 100644 arch/arm64/boot/dts/mediatek/mt8183-kukui.dtsi
> 
[...]
> diff --git a/arch/arm64/boot/dts/mediatek/mt8183-kukui.dtsi b/arch/arm64/boot/dts/mediatek/mt8183-kukui.dtsi
> new file mode 100644
> index 0000000000000..f0a070535b340
> --- /dev/null
> +++ b/arch/arm64/boot/dts/mediatek/mt8183-kukui.dtsi
[...]
> +
> +	max98357a: codec0 {
> +		compatible = "maxim,max98357a";
> +		sdmode-gpios = <&pio 175 0>;
> +	};
> +
> +	btsco: codec1 {

bt_sco_codec:
is more clear, I think.

> +		compatible = "linux,bt-sco";
> +	};
> +
> +	wifi_pwrseq: wifi-pwrseq {
> +		compatible = "mmc-pwrseq-simple";
> +		pinctrl-names = "default";
> +		pinctrl-0 = <&wifi_pins_pwrseq>;
> +
> +		/* Toggle WIFI_ENABLE to reset the chip. */
> +		reset-gpios = <&pio 119 1>;
> +	};
> +
[...]> diff --git a/arch/arm64/boot/dts/mediatek/mt8183.dtsi
b/arch/arm64/boot/dts/mediatek/mt8183.dtsi
> index a1576f1b5a447..689bce13e0165 100644
> --- a/arch/arm64/boot/dts/mediatek/mt8183.dtsi
> +++ b/arch/arm64/boot/dts/mediatek/mt8183.dtsi
> @@ -719,6 +719,7 @@ u3phy: usb-phy@...40000 {
>  			compatible = "mediatek,mt8183-tphy",
>  				     "mediatek,generic-tphy-v2";
>  			#address-cells = <1>;
> +			#phy-cells = <1>;

Wrong patch?

>  			#size-cells = <1>;
>  			ranges = <0 0 0x11f40000 0x1000>;
>  			status = "okay";
> 

Regards,
Matthias