linux-kernel - Re: [PATCH v3 4/4] arm64: dts: qcom: add sdm670 and pixel 3a device trees

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Date:   Tue, 8 Nov 2022 10:29:46 +0100
From:   Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
To:     Richard Acayan <mailingradian@...il.com>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Andy Gross <agross@...nel.org>,
        Bjorn Andersson <andersson@...nel.org>,
        Konrad Dybcio <konrad.dybcio@...ainline.org>,
        Lorenzo Pieralisi <lpieralisi@...nel.org>,
        Robert Marko <robimarko@...il.com>,
        Guru Das Srinagesh <quic_gurus@...cinc.com>,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-arm-msm@...r.kernel.org
Cc:     ~postmarketos/upstreaming@...ts.sr.ht, phone-devel@...r.kernel.org
Subject: Re: [PATCH v3 4/4] arm64: dts: qcom: add sdm670 and pixel 3a device
 trees

On 08/11/2022 04:04, Richard Acayan wrote:
> The Qualcomm Snapdragon 670 has been out for a while. Add a device tree
> for it and the Google Pixel 3a as the first device.
> 
> The Pixel 3a has the same bootloader issue as the Pixel 3 and will not work
> on Android 10 bootloaders or later until it gets fixed for the Pixel 3.
> 
> SoC Initial Features:
>  - power management
>  - clocks
>  - pinctrl
>  - eMMC
>  - USB 2.0
>  - GENI I2C
>  - IOMMU
>  - RPMh
>  - interrupts
> 
> Device-Specific Initial Features:
>  - side buttons (keys)
>  - regulators
>  - touchscreen
> 
> Signed-off-by: Richard Acayan <mailingradian@...il.com>
> ---
>  arch/arm64/boot/dts/qcom/Makefile             |    1 +
>  .../boot/dts/qcom/sdm670-google-sargo.dts     |  533 ++++++++
>  arch/arm64/boot/dts/qcom/sdm670.dtsi          | 1160 +++++++++++++++++
>  3 files changed, 1694 insertions(+)
>  create mode 100644 arch/arm64/boot/dts/qcom/sdm670-google-sargo.dts
>  create mode 100644 arch/arm64/boot/dts/qcom/sdm670.dtsi
> 
> diff --git a/arch/arm64/boot/dts/qcom/Makefile b/arch/arm64/boot/dts/qcom/Makefile
> index b0558d3389e5..4eb5d8829efb 100644
> --- a/arch/arm64/boot/dts/qcom/Makefile
> +++ b/arch/arm64/boot/dts/qcom/Makefile
> @@ -124,6 +124,7 @@ dtb-$(CONFIG_ARCH_QCOM)	+= sdm630-sony-xperia-nile-voyager.dtb
>  dtb-$(CONFIG_ARCH_QCOM)	+= sdm632-fairphone-fp3.dtb
>  dtb-$(CONFIG_ARCH_QCOM)	+= sdm636-sony-xperia-ganges-mermaid.dtb
>  dtb-$(CONFIG_ARCH_QCOM)	+= sdm660-xiaomi-lavender.dtb
> +dtb-$(CONFIG_ARCH_QCOM)	+= sdm670-google-sargo.dtb
>  dtb-$(CONFIG_ARCH_QCOM)	+= sdm845-cheza-r1.dtb
>  dtb-$(CONFIG_ARCH_QCOM)	+= sdm845-cheza-r2.dtb
>  dtb-$(CONFIG_ARCH_QCOM)	+= sdm845-cheza-r3.dtb
> diff --git a/arch/arm64/boot/dts/qcom/sdm670-google-sargo.dts b/arch/arm64/boot/dts/qcom/sdm670-google-sargo.dts
> new file mode 100644
> index 000000000000..fe3f61f8a348
> --- /dev/null
> +++ b/arch/arm64/boot/dts/qcom/sdm670-google-sargo.dts
> @@ -0,0 +1,533 @@
> +// SPDX-License-Identifier: GPL-2.0
> +/*
> + * Device tree for Google Pixel 3a, adapted from google-blueline device tree,
> + * xiaomi-lavender device tree, and oneplus-common device tree.
> + *
> + * Copyright (c) 2022, Richard Acayan. All rights reserved.
> + */
> +
> +/dts-v1/;
> +
> +#include <dt-bindings/gpio/gpio.h>
> +#include <dt-bindings/input/input.h>
> +#include <dt-bindings/pinctrl/qcom,pmic-gpio.h>
> +#include <dt-bindings/power/qcom-rpmpd.h>
> +#include "sdm670.dtsi"
> +#include "pm660.dtsi"
> +#include "pm660l.dtsi"
> +
> +/delete-node/ &mpss_region;
> +/delete-node/ &venus_mem;
> +/delete-node/ &wlan_msa_mem;
> +/delete-node/ &cdsp_mem;
> +/delete-node/ &mba_region;
> +/delete-node/ &adsp_mem;
> +/delete-node/ &ipa_fw_mem;
> +/delete-node/ &ipa_gsi_mem;
> +/delete-node/ &gpu_mem;
> +
> +/ {
> +	model = "Google Pixel 3a";
> +	compatible = "google,sargo", "qcom,sdm670";
> +	qcom,board-id = <0x00041e05 0>;
> +	qcom,msm-id = <321 0x20001>;

These two are not allowed for your platform. If you tested your DTS, you
would see:

 /: qcom,board-id: False schema does not allow [[269829, 0]]
 /: qcom,msm-id: False schema does not allow [[321, 131073]]

This must be fixed.

Best regards,
Krzysztof