linux-kernel - Re: [PATCH 1/3] ARM: dts: qcom: ipq8064: add v2 dtsi variant

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Date:   Sun, 7 Aug 2022 15:00:00 +0200
From:   Christian Marangi <ansuelsmth@...il.com>
To:     Andy Gross <agross@...nel.org>,
        Bjorn Andersson <bjorn.andersson@...aro.org>,
        Konrad Dybcio <konrad.dybcio@...ainline.org>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        linux-arm-msm@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH 1/3] ARM: dts: qcom: ipq8064: add v2 dtsi variant

On Mon, Jul 18, 2022 at 06:18:24PM +0200, Christian Marangi wrote:
> Add ipq8064-v2.0 dtsi variant that differ from original ipq8064 SoC for
> some additional pcie, sata and usb configuration values, additional
> reserved memory and serial output.
> 
> Signed-off-by: Christian Marangi <ansuelsmth@...il.com>

Any news for this?

> ---
>  .../boot/dts/qcom-ipq8064-v2.0-smb208.dtsi    | 37 ++++++++++
>  arch/arm/boot/dts/qcom-ipq8064-v2.0.dtsi      | 69 +++++++++++++++++++
>  2 files changed, 106 insertions(+)
>  create mode 100644 arch/arm/boot/dts/qcom-ipq8064-v2.0-smb208.dtsi
>  create mode 100644 arch/arm/boot/dts/qcom-ipq8064-v2.0.dtsi
> 
> diff --git a/arch/arm/boot/dts/qcom-ipq8064-v2.0-smb208.dtsi b/arch/arm/boot/dts/qcom-ipq8064-v2.0-smb208.dtsi
> new file mode 100644
> index 000000000000..0442580b22de
> --- /dev/null
> +++ b/arch/arm/boot/dts/qcom-ipq8064-v2.0-smb208.dtsi
> @@ -0,0 +1,37 @@
> +// SPDX-License-Identifier: GPL-2.0
> +
> +#include "qcom-ipq8064-v2.0.dtsi"
> +
> +&rpm {
> +	smb208_regulators: regulators {
> +		compatible = "qcom,rpm-smb208-regulators";
> +
> +		smb208_s1a: s1a {
> +			regulator-min-microvolt = <1050000>;
> +			regulator-max-microvolt = <1150000>;
> +
> +			qcom,switch-mode-frequency = <1200000>;
> +		};
> +
> +		smb208_s1b: s1b {
> +			regulator-min-microvolt = <1050000>;
> +			regulator-max-microvolt = <1150000>;
> +
> +			qcom,switch-mode-frequency = <1200000>;
> +		};
> +
> +		smb208_s2a: s2a {
> +			regulator-min-microvolt = < 800000>;
> +			regulator-max-microvolt = <1250000>;
> +
> +			qcom,switch-mode-frequency = <1200000>;
> +		};
> +
> +		smb208_s2b: s2b {
> +			regulator-min-microvolt = < 800000>;
> +			regulator-max-microvolt = <1250000>;
> +
> +			qcom,switch-mode-frequency = <1200000>;
> +		};
> +	};
> +};
> diff --git a/arch/arm/boot/dts/qcom-ipq8064-v2.0.dtsi b/arch/arm/boot/dts/qcom-ipq8064-v2.0.dtsi
> new file mode 100644
> index 000000000000..2f117d576daf
> --- /dev/null
> +++ b/arch/arm/boot/dts/qcom-ipq8064-v2.0.dtsi
> @@ -0,0 +1,69 @@
> +// SPDX-License-Identifier: GPL-2.0
> +
> +#include "qcom-ipq8064.dtsi"
> +
> +/ {
> +	model = "Qualcomm Technologies, Inc. IPQ8064-v2.0";
> +
> +	aliases {
> +		serial0 = &gsbi4_serial;
> +	};
> +
> +	chosen {
> +		stdout-path = "serial0:115200n8";
> +	};
> +
> +	reserved-memory {
> +		#address-cells = <1>;
> +		#size-cells = <1>;
> +		ranges;
> +
> +		rsvd@...00000 {
> +			reg = <0x41200000 0x300000>;
> +			no-map;
> +		};
> +	};
> +};
> +
> +&gsbi4 {
> +	qcom,mode = <GSBI_PROT_I2C_UART>;
> +	status = "okay";
> +
> +	serial@...40000 {
> +		status = "okay";
> +	};
> +	/*
> +	 * The i2c device on gsbi4 should not be enabled.
> +	 * On ipq806x designs gsbi4 i2c is meant for exclusive
> +	 * RPM usage. Turning this on in kernel manifests as
> +	 * i2c failure for the RPM.
> +	 */
> +};
> +
> +&pcie0 {
> +	compatible = "qcom,pcie-ipq8064-v2";
> +};
> +
> +&pcie1 {
> +	compatible = "qcom,pcie-ipq8064-v2";
> +};
> +
> +&pcie2 {
> +	compatible = "qcom,pcie-ipq8064-v2";
> +};
> +
> +&sata {
> +	ports-implemented = <0x1>;
> +};
> +
> +&ss_phy_0 {
> +	qcom,rx-eq = <2>;
> +	qcom,tx-deamp_3_5db = <32>;
> +	qcom,mpll = <5>;
> +};
> +
> +&ss_phy_1 {
> +	qcom,rx-eq = <2>;
> +	qcom,tx-deamp_3_5db = <32>;
> +	qcom,mpll = <5>;
> +};
> -- 
> 2.36.1
> 

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