Re: [PATCH 2/2] arm64: dts: qcom: sc7280-idp: Add device tree files for IDP2

[Konrad Dybcio <konrad.dybcio@somainline.org>]

Hi!
> Move all the common device tree bits for both sc7280 IDPs into a
> sc7280-idp.dtsi and create 2 different dts files (sc7280-idp.dts
> and sc7280-idp2.dts) in order to manage differences across the
> IDP SKU1 and SKU2 Boards.
> PMR735A is present on IDP board only and is not present on IDP2.
>
> Signed-off-by: Rajendra Nayak <rnayak@codeaurora.org>
> ---
>  arch/arm64/boot/dts/qcom/Makefile                  |   1 +
>  arch/arm64/boot/dts/qcom/sc7280-idp.dts            | 352 +--------------------

At this point, wouldn't it be more clear to rename it to sc7280-idp-sku1.dts and the other one to sc7280-idp-sku2.dts?



>  .../dts/qcom/{sc7280-idp.dts => sc7280-idp.dtsi}   |  48 +--
>  arch/arm64/boot/dts/qcom/sc7280-idp2.dts           |  24 ++
>  4 files changed, 29 insertions(+), 396 deletions(-)
>  copy arch/arm64/boot/dts/qcom/{sc7280-idp.dts => sc7280-idp.dtsi} (87%)
>  create mode 100644 arch/arm64/boot/dts/qcom/sc7280-idp2.dts
>
> diff --git a/arch/arm64/boot/dts/qcom/Makefile b/arch/arm64/boot/dts/qcom/Makefile
> index a571bfdd..50cf2cf 100644
> --- a/arch/arm64/boot/dts/qcom/Makefile
> +++ b/arch/arm64/boot/dts/qcom/Makefile
> @@ -61,6 +61,7 @@ dtb-$(CONFIG_ARCH_QCOM)	+= sc7180-trogdor-pompom-r3-lte.dtb
>  dtb-$(CONFIG_ARCH_QCOM)	+= sc7180-trogdor-r1.dtb
>  dtb-$(CONFIG_ARCH_QCOM)	+= sc7180-trogdor-r1-lte.dtb
>  dtb-$(CONFIG_ARCH_QCOM)	+= sc7280-idp.dtb
> +dtb-$(CONFIG_ARCH_QCOM)	+= sc7280-idp2.dtb
>  dtb-$(CONFIG_ARCH_QCOM)	+= sdm630-sony-xperia-ganges-kirin.dtb
>  dtb-$(CONFIG_ARCH_QCOM)	+= sdm630-sony-xperia-nile-discovery.dtb
>  dtb-$(CONFIG_ARCH_QCOM)	+= sdm630-sony-xperia-nile-pioneer.dtb
> diff --git a/arch/arm64/boot/dts/qcom/sc7280-idp.dts b/arch/arm64/boot/dts/qcom/sc7280-idp.dts
> index 73225e3..f014cda 100644
> --- a/arch/arm64/boot/dts/qcom/sc7280-idp.dts
> +++ b/arch/arm64/boot/dts/qcom/sc7280-idp.dts
> @@ -7,19 +7,12 @@
>  
>  /dts-v1/;
>  
> -#include <dt-bindings/gpio/gpio.h>
> -#include <dt-bindings/iio/qcom,spmi-adc7-pmr735a.h>
> -#include <dt-bindings/iio/qcom,spmi-adc7-pmr735b.h>

Don't you want pmr735a include to stay here in SKU1 and not be included in the common one, as the hw is not present on sku2?



> -#include <dt-bindings/iio/qcom,spmi-adc7-pm8350.h>
> -#include <dt-bindings/iio/qcom,spmi-adc7-pmk8350.h>
>  #include "sc7280.dtsi"
> -#include "pm7325.dtsi"
> +#include "sc7280-idp.dtsi"
>  #include "pmr735a.dtsi"
> -#include "pm8350c.dtsi"
> -#include "pmk8350.dtsi"
>  
>  / {
> -	model = "Qualcomm Technologies, Inc. sc7280 IDP platform";
> +	model = "Qualcomm Technologies, Inc. sc7280 IDP SKU1 platform";
>  	compatible = "qcom,sc7280-idp", "google,senor", "qcom,sc7280";
>  
>  	aliases {
> @@ -31,187 +24,7 @@
>  	};
>  };
>  
> -&apps_rsc {
> -	pm7325-regulators {
> -		compatible = "qcom,pm7325-rpmh-regulators";
> -		qcom,pmic-id = "b";
> -
> -		vreg_s1b_1p8: smps1 {
> -			regulator-min-microvolt = <1856000>;
> -			regulator-max-microvolt = <2040000>;
> -		};
> -
> -		vreg_s7b_0p9: smps7 {
> -			regulator-min-microvolt = <535000>;
> -			regulator-max-microvolt = <1120000>;
> -		};
> -
> -		vreg_s8b_1p2: smps8 {
> -			regulator-min-microvolt = <1256000>;
> -			regulator-max-microvolt = <1500000>;
> -		};
> -
> -		vreg_l1b_0p8: ldo1 {
> -			regulator-min-microvolt = <825000>;
> -			regulator-max-microvolt = <925000>;
> -		};
> -
> -		vreg_l2b_3p0: ldo2 {
> -			regulator-min-microvolt = <2700000>;
> -			regulator-max-microvolt = <3544000>;
> -		};
> -
> -		vreg_l6b_1p2: ldo6 {
> -			regulator-min-microvolt = <1140000>;
> -			regulator-max-microvolt = <1260000>;
> -		};
> -
> -		vreg_l7b_2p9: ldo7 {
> -			regulator-min-microvolt = <2960000>;
> -			regulator-max-microvolt = <2960000>;
> -		};
> -
> -		vreg_l8b_0p9: ldo8 {
> -			regulator-min-microvolt = <870000>;
> -			regulator-max-microvolt = <970000>;
> -		};
> -
> -		vreg_l9b_1p2: ldo9 {
> -			regulator-min-microvolt = <1080000>;
> -			regulator-max-microvolt = <1304000>;
> -		};
> -
> -		vreg_l11b_1p7: ldo11 {
> -			regulator-min-microvolt = <1504000>;
> -			regulator-max-microvolt = <2000000>;
> -		};
> -
> -		vreg_l12b_0p8: ldo12 {
> -			regulator-min-microvolt = <751000>;
> -			regulator-max-microvolt = <824000>;
> -		};
> -
> -		vreg_l13b_0p8: ldo13 {
> -			regulator-min-microvolt = <530000>;
> -			regulator-max-microvolt = <824000>;
> -		};
> -
> -		vreg_l14b_1p2: ldo14 {
> -			regulator-min-microvolt = <1080000>;
> -			regulator-max-microvolt = <1304000>;
> -		};
> -
> -		vreg_l15b_0p8: ldo15 {
> -			regulator-min-microvolt = <765000>;
> -			regulator-max-microvolt = <1020000>;
> -		};
> -
> -		vreg_l16b_1p2: ldo16 {
> -			regulator-min-microvolt = <1100000>;
> -			regulator-max-microvolt = <1300000>;
> -		};
> -
> -		vreg_l17b_1p8: ldo17 {
> -			regulator-min-microvolt = <1700000>;
> -			regulator-max-microvolt = <1900000>;
> -		};
> -
> -		vreg_l18b_1p8: ldo18 {
> -			regulator-min-microvolt = <1800000>;
> -			regulator-max-microvolt = <2000000>;
> -		};
> -
> -		vreg_l19b_1p8: ldo19 {
> -			regulator-min-microvolt = <1800000>;
> -			regulator-max-microvolt = <1800000>;
> -		};
> -	};
> -
> -	pm8350c-regulators {
> -		compatible = "qcom,pm8350c-rpmh-regulators";
> -		qcom,pmic-id = "c";
> -
> -		vreg_s1c_2p2: smps1 {
> -			regulator-min-microvolt = <2190000>;
> -			regulator-max-microvolt = <2210000>;
> -		};
> -
> -		vreg_s9c_1p0: smps9 {
> -			regulator-min-microvolt = <1010000>;
> -			regulator-max-microvolt = <1170000>;
> -		};
> -
> -		vreg_l1c_1p8: ldo1 {
> -			regulator-min-microvolt = <1800000>;
> -			regulator-max-microvolt = <1980000>;
> -		};
> -
> -		vreg_l2c_1p8: ldo2 {
> -			regulator-min-microvolt = <1620000>;
> -			regulator-max-microvolt = <1980000>;
> -		};
> -
> -		vreg_l3c_3p0: ldo3 {
> -			regulator-min-microvolt = <2800000>;
> -			regulator-max-microvolt = <3540000>;
> -		};
> -
> -		vreg_l4c_1p8: ldo4 {
> -			regulator-min-microvolt = <1620000>;
> -			regulator-max-microvolt = <3300000>;
> -		};
> -
> -		vreg_l5c_1p8: ldo5 {
> -			regulator-min-microvolt = <1620000>;
> -			regulator-max-microvolt = <3300000>;
> -		};
> -
> -		vreg_l6c_2p9: ldo6 {
> -			regulator-min-microvolt = <1800000>;
> -			regulator-max-microvolt = <2950000>;
> -		};
> -
> -		vreg_l7c_3p0: ldo7 {
> -			regulator-min-microvolt = <3000000>;
> -			regulator-max-microvolt = <3544000>;
> -		};
> -
> -		vreg_l8c_1p8: ldo8 {
> -			regulator-min-microvolt = <1620000>;
> -			regulator-max-microvolt = <2000000>;
> -		};
> -
> -		vreg_l9c_2p9: ldo9 {
> -			regulator-min-microvolt = <2960000>;
> -			regulator-max-microvolt = <2960000>;
> -		};
> -
> -		vreg_l10c_0p8: ldo10 {
> -			regulator-min-microvolt = <720000>;
> -			regulator-max-microvolt = <1050000>;
> -		};
> -
> -		vreg_l11c_2p8: ldo11 {
> -			regulator-min-microvolt = <2800000>;
> -			regulator-max-microvolt = <3544000>;
> -		};
> -
> -		vreg_l12c_1p8: ldo12 {
> -			regulator-min-microvolt = <1650000>;
> -			regulator-max-microvolt = <2000000>;
> -		};
> -
> -		vreg_l13c_3p0: ldo13 {
> -			regulator-min-microvolt = <2700000>;
> -			regulator-max-microvolt = <3544000>;
> -		};
> -
> -		vreg_bob: bob {
> -			regulator-min-microvolt = <3008000>;
> -			regulator-max-microvolt = <3960000>;
> -		};
> -	};
> -
> +&apps_rsc{
>  	pmr735a-regulators {
>  		compatible = "qcom,pmr735a-rpmh-regulators";
>  		qcom,pmic-id = "e";
> @@ -242,162 +55,3 @@
>  		};
>  	};
>  };
> -
> -&pmk8350_vadc {
> -		pm8350_die_temp {
> -			reg = <PM8350_ADC7_DIE_TEMP>;
> -			label = "pm8350_die_temp";
> -			qcom,pre-scaling = <1 1>;
> -		};
> -
> -		pmk8350_die_temp {
> -			reg = <PMK8350_ADC7_DIE_TEMP>;
> -			label = "pmk8350_die_temp";
> -			qcom,pre-scaling = <1 1>;
> -		};
> -
> -		pmr735a_die_temp {
> -			reg = <PMR735A_ADC7_DIE_TEMP>;
> -			label = "pmr735a_die_temp";
> -			qcom,pre-scaling = <1 1>;
> -		};
> -
> -		pmr735b_die_temp {
> -			reg = <PMR735B_ADC7_DIE_TEMP>;
> -			label = "pmr735b_die_temp";
> -			qcom,pre-scaling = <1 1>;
> -		};
> -};

It may be Thunderbird messing with me again, but it looks like there's a tab too many in this block.



> -
> -&qupv3_id_0 {
> -	status = "okay";
> -};
> -
> -&sdhc_1 {
> -	status = "okay";
> -
> -	pinctrl-names = "default", "sleep";
> -	pinctrl-0 = <&sdc1_on>;
> -	pinctrl-1 = <&sdc1_off>;
> -
> -	non-removable;
> -	no-sd;
> -	no-sdio;
> -
> -	vmmc-supply = <&vreg_l7b_2p9>;
> -	vqmmc-supply = <&vreg_l19b_1p8>;
> -};
> -
> -&sdhc_2 {
> -	status = "okay";
> -
> -	pinctrl-names = "default", "sleep";
> -	pinctrl-0 = <&sdc2_on>;
> -	pinctrl-1 = <&sdc2_off>;
> -
> -	vmmc-supply = <&vreg_l9c_2p9>;
> -	vqmmc-supply = <&vreg_l6c_2p9>;
> -
> -	cd-gpios = <&tlmm 91 GPIO_ACTIVE_LOW>;
> -};
> -
> -&uart5 {
> -	status = "okay";
> -};
> -
> -&usb_1 {
> -	status = "okay";
> -};
> -
> -&usb_1_dwc3 {
> -	dr_mode = "host";
> -};
> -
> -&usb_1_hsphy {
> -	status = "okay";
> -
> -	vdda-pll-supply = <&vreg_l10c_0p8>;
> -	vdda33-supply = <&vreg_l2b_3p0>;
> -	vdda18-supply = <&vreg_l1c_1p8>;
> -};
> -
> -&usb_1_qmpphy {
> -	status = "okay";
> -
> -	vdda-phy-supply = <&vreg_l6b_1p2>;
> -	vdda-pll-supply = <&vreg_l1b_0p8>;
> -};
> -
> -&usb_2 {
> -	status = "okay";
> -};
> -
> -&usb_2_dwc3 {
> -	dr_mode = "peripheral";
> -};
> -
> -&usb_2_hsphy {
> -	status = "okay";
> -
> -	vdda-pll-supply = <&vreg_l10c_0p8>;
> -	vdda33-supply = <&vreg_l2b_3p0>;
> -	vdda18-supply = <&vreg_l1c_1p8>;
> -};
> -
> -/* PINCTRL - additions to nodes defined in sc7280.dtsi */
> -
> -&qup_uart5_default {
> -	tx {
> -		pins = "gpio46";
> -		drive-strength = <2>;
> -		bias-disable;
> -	};
> -
> -	rx {
> -		pins = "gpio47";
> -		drive-strength = <2>;
> -		bias-pull-up;
> -	};
> -};
> -
> -&sdc1_on {
> -	clk {
> -		bias-disable;
> -		drive-strength = <16>;
> -	};
> -
> -	cmd {
> -		bias-pull-up;
> -		drive-strength = <10>;
> -	};
> -
> -	data {
> -		bias-pull-up;
> -		drive-strength = <10>;
> -	};
> -
> -	rclk {
> -		bias-pull-down;
> -	};
> -};
> -
> -&sdc2_on {
> -	clk {
> -		bias-disable;
> -		drive-strength = <16>;
> -	};
> -
> -	cmd {
> -		bias-pull-up;
> -		drive-strength = <10>;
> -	};
> -
> -	data {
> -		bias-pull-up;
> -		drive-strength = <10>;
> -	};
> -
> -	sd-cd {
> -		bias-pull-up;
> -	};
> -};
> diff --git a/arch/arm64/boot/dts/qcom/sc7280-idp.dts b/arch/arm64/boot/dts/qcom/sc7280-idp.dtsi
> similarity index 87%
> copy from arch/arm64/boot/dts/qcom/sc7280-idp.dts
> copy to arch/arm64/boot/dts/qcom/sc7280-idp.dtsi
> index 73225e3..295d88a 100644
> --- a/arch/arm64/boot/dts/qcom/sc7280-idp.dts
> +++ b/arch/arm64/boot/dts/qcom/sc7280-idp.dtsi
> @@ -1,12 +1,10 @@
>  // SPDX-License-Identifier: BSD-3-Clause
>  /*
> - * sc7280 IDP board device tree source
> + * sc7280 IDP board device tree source (common between SKU1 and SKU2)
>   *
>   * Copyright (c) 2021, The Linux Foundation. All rights reserved.
>   */
>  
> -/dts-v1/;
> -
>  #include <dt-bindings/gpio/gpio.h>
>  #include <dt-bindings/iio/qcom,spmi-adc7-pmr735a.h>
>  #include <dt-bindings/iio/qcom,spmi-adc7-pmr735b.h>
> @@ -14,23 +12,9 @@
>  #include <dt-bindings/iio/qcom,spmi-adc7-pmk8350.h>
>  #include "sc7280.dtsi"
>  #include "pm7325.dtsi"
> -#include "pmr735a.dtsi"
>  #include "pm8350c.dtsi"
>  #include "pmk8350.dtsi"
>  
> -/ {
> -	model = "Qualcomm Technologies, Inc. sc7280 IDP platform";
> -	compatible = "qcom,sc7280-idp", "google,senor", "qcom,sc7280";
> -
> -	aliases {
> -		serial0 = &uart5;
> -	};
> -
> -	chosen {
> -		stdout-path = "serial0:115200n8";
> -	};
> -};

Shouldn't these be common if they were there before on SKU1 and now are there on SKU2?



> -
>  &apps_rsc {
>  	pm7325-regulators {
>  		compatible = "qcom,pm7325-rpmh-regulators";
> @@ -211,36 +195,6 @@
>  			regulator-max-microvolt = <3960000>;
>  		};
>  	};
> -
> -	pmr735a-regulators {
> -		compatible = "qcom,pmr735a-rpmh-regulators";
> -		qcom,pmic-id = "e";
> -
> -		vreg_l2e_1p2: ldo2 {
> -			regulator-min-microvolt = <1200000>;
> -			regulator-max-microvolt = <1200000>;
> -		};
> -
> -		vreg_l3e_0p9: ldo3 {
> -			regulator-min-microvolt = <912000>;
> -			regulator-max-microvolt = <1020000>;
> -		};
> -
> -		vreg_l4e_1p7: ldo4 {
> -			regulator-min-microvolt = <1776000>;
> -			regulator-max-microvolt = <1890000>;
> -		};
> -
> -		vreg_l5e_0p8: ldo5 {
> -			regulator-min-microvolt = <800000>;
> -			regulator-max-microvolt = <800000>;
> -		};
> -
> -		vreg_l6e_0p8: ldo6 {
> -			regulator-min-microvolt = <480000>;
> -			regulator-max-microvolt = <904000>;
> -		};
> -	};
>  };
>  
>  &pmk8350_vadc {
> diff --git a/arch/arm64/boot/dts/qcom/sc7280-idp2.dts b/arch/arm64/boot/dts/qcom/sc7280-idp2.dts
> new file mode 100644
> index 0000000..c842da6
> --- /dev/null
> +++ b/arch/arm64/boot/dts/qcom/sc7280-idp2.dts
> @@ -0,0 +1,24 @@
> +// SPDX-License-Identifier: BSD-3-Clause
> +/*
> + * sc7280 IDP2 board device tree source
> + *
> + * Copyright (c) 2021, The Linux Foundation. All rights reserved.
> + */
> +
> +/dts-v1/;
> +
> +#include "sc7280.dtsi"

sc7280.dtsi is already included in the sc7280-idp.dtsi file.



> +#include "sc7280-idp.dtsi"
> +
> +/ {
> +	model = "Qualcomm Technologies, Inc. sc7280 IDP SKU2 platform";
> +	compatible = "qcom,sc7280-idp2", "qcom,sc7280";

No "google,something" compatible on SKU2?



> +
> +	aliases {
> +		serial0 = &uart5;
> +	};
> +
> +	chosen {
> +		stdout-path = "serial0:115200n8";
> +	};
> +};
>

Konrad