linux-kernel - Re: [PATCH RESEND] arm64: dts: qcom: Add support for OnePlus 5/5T

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Date:   Sun, 4 Apr 2021 12:53:26 -0500
From:   Bjorn Andersson <bjorn.andersson@...aro.org>
To:     Jami Kettunen <jamipkettunen@...il.com>
Cc:     phone-devel@...r.kernel.org, linux-arm-msm@...r.kernel.org,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
        agross@...nel.org, robh+dt@...nel.org, keescook@...omium.org,
        anton@...msg.org, ccross@...roid.com, tony.luck@...el.com,
        ~postmarketos/upstreaming@...ts.sr.ht, martin.botka@...ainline.org,
        angelogioacchino.delregno@...ainline.org,
        marijn.suijten@...ainline.org,
        Konrad Dybcio <konrad.dybcio@...ainline.org>
Subject: Re: [PATCH RESEND] arm64: dts: qcom: Add support for OnePlus 5/5T

On Mon 22 Mar 11:16 CDT 2021, Jami Kettunen wrote:
[..]
> diff --git a/arch/arm64/boot/dts/qcom/msm8998-oneplus-cheeseburger.dts b/arch/arm64/boot/dts/qcom/msm8998-oneplus-cheeseburger.dts
> new file mode 100644
> index 000000000000..13b6b8ad4679
> --- /dev/null
> +++ b/arch/arm64/boot/dts/qcom/msm8998-oneplus-cheeseburger.dts
> @@ -0,0 +1,42 @@
> +// SPDX-License-Identifier: GPL-2.0

The DT community prefer to get these under BSD-3-Clause instead? Would
you be willing to change this?

> +/*
> + * OnePlus 5 (cheeseburger) device tree
> + *
> + * Copyright (c) 2021, Jami Kettunen <jamipkettunen@...il.com>
> + */
> +
[..]
> diff --git a/arch/arm64/boot/dts/qcom/msm8998-oneplus-common.dtsi b/arch/arm64/boot/dts/qcom/msm8998-oneplus-common.dtsi
[..]
> +/* Disable all remoteprocs for now until RPM XO clock is usable */
> +&remoteproc_mss {

Can you please disable this in msm8998.dtsi and make devices explicitly
enable it instead - in a separate patch.

> +	status = "disabled";
> +};
> +
[..]
> +/* Hold off on WLAN enablement until MSS remoteproc and friends are brought up */

Are you saying leave disabled until MSS is up?

If so then move the comment inside the node and make it something like
"Leave disabled until MSS is functional" - to make it clearer that this
relates to the "status" of the node.

Regards,
Bjorn

> +&wifi {
> +	vdd-0.8-cx-mx-supply = <&vreg_l5a_0p8>;
> +	vdd-1.8-xo-supply = <&vreg_l7a_1p8>;
> +	vdd-1.3-rfa-supply = <&vreg_l17a_1p3>;
> +	vdd-3.3-ch0-supply = <&vreg_l25a_3p3>;
> +};
> diff --git a/arch/arm64/boot/dts/qcom/msm8998-oneplus-dumpling.dts b/arch/arm64/boot/dts/qcom/msm8998-oneplus-dumpling.dts
> new file mode 100644
> index 000000000000..b46214a32478
> --- /dev/null
> +++ b/arch/arm64/boot/dts/qcom/msm8998-oneplus-dumpling.dts
> @@ -0,0 +1,25 @@
> +// SPDX-License-Identifier: GPL-2.0
> +/*
> + * OnePlus 5T (dumpling) device tree
> + *
> + * Copyright (c) 2021, Jami Kettunen <jamipkettunen@...il.com>
> + */
> +
> +#include "msm8998-oneplus-common.dtsi"
> +
> +/ {
> +	model = "OnePlus 5T";
> +	compatible = "oneplus,dumpling", "qcom,msm8998";
> +	/* Required for bootloader to select correct board */
> +	qcom,board-id = <8 0 17801 43>;
> +};
> +
> +/* Update the screen height values from 1920 to 2160 on the 5T */
> +&framebuffer0 {
> +	height = <2160>;
> +};
> +
> +/* Adjust digitizer area height to match the 5T's taller panel */
> +&rmi4_f12 {
> +	touchscreen-y-mm = <137>;
> +};
> -- 
> 2.30.1
>