linux-kernel - Re: [PATCH v2 3/4] ARM: dts: qcom: sdx65: Add USB3 and PHY support

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Date:   Fri, 6 May 2022 12:33:30 +0530
From:   Manivannan Sadhasivam <manivannan.sadhasivam@...aro.org>
To:     Rohit Agarwal <quic_rohiagar@...cinc.com>
Cc:     agross@...nel.org, bjorn.andersson@...aro.org,
        gregkh@...uxfoundation.org, robh+dt@...nel.org,
        krzysztof.kozlowski+dt@...aro.org, linux-arm-msm@...r.kernel.org,
        linux-usb@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2 3/4] ARM: dts: qcom: sdx65: Add USB3 and PHY support

On Mon, May 02, 2022 at 02:36:34PM +0530, Rohit Agarwal wrote:
> Add devicetree nodes for enabling USB3 controller, Qcom QMP PHY and
> SNPS HS PHY on SDX65.
> 
> Signed-off-by: Rohit Agarwal <quic_rohiagar@...cinc.com>

Reviewed-by: Manivannan Sadhasivam <manivannan.sadhasivam@...aro.org>

Thanks,
Mani

> ---
>  arch/arm/boot/dts/qcom-sdx65.dtsi | 83 +++++++++++++++++++++++++++++++++++++++
>  1 file changed, 83 insertions(+)
> 
> diff --git a/arch/arm/boot/dts/qcom-sdx65.dtsi b/arch/arm/boot/dts/qcom-sdx65.dtsi
> index d989837..a64be20 100644
> --- a/arch/arm/boot/dts/qcom-sdx65.dtsi
> +++ b/arch/arm/boot/dts/qcom-sdx65.dtsi
> @@ -126,6 +126,7 @@
>  			reg = <0x00100000 0x001f7400>;
>  			clocks = <&rpmhcc RPMH_CXO_CLK>, <&rpmhcc RPMH_CXO_CLK_A>, <&sleep_clk>;
>  			clock-names = "bi_tcxo", "bi_tcxo_ao", "sleep_clk";
> +			#power-domain-cells = <1>;
>  			#clock-cells = <1>;
>  			#reset-cells = <1>;
>  		};
> @@ -139,6 +140,45 @@
>  			status = "disabled";
>  		};
>  
> +		usb_hsphy: phy@...000 {
> +			compatible = "qcom,usb-snps-hs-7nm-phy";
> +			reg = <0xff4000 0x120>;
> +			#phy-cells = <0>;
> +			status = "disabled";
> +			clocks = <&rpmhcc RPMH_CXO_CLK>;
> +			clock-names = "ref";
> +			resets = <&gcc GCC_QUSB2PHY_BCR>;
> +		};
> +
> +		usb_qmpphy: phy@...000 {
> +			compatible = "qcom,sdx65-qmp-usb3-uni-phy";
> +			reg = <0x00ff6000 0x1c8>;
> +			status = "disabled";
> +			#address-cells = <1>;
> +			#size-cells = <1>;
> +			ranges;
> +
> +			clocks = <&gcc GCC_USB3_PHY_AUX_CLK>,
> +				 <&gcc GCC_USB_PHY_CFG_AHB2PHY_CLK>,
> +				 <&gcc GCC_USB3_PRIM_CLKREF_EN>;
> +			clock-names = "aux", "cfg_ahb", "ref";
> +
> +			resets = <&gcc GCC_USB3PHY_PHY_BCR>,
> +				 <&gcc GCC_USB3_PHY_BCR>;
> +			reset-names = "phy", "common";
> +
> +			usb_ssphy: phy@...200 {
> +				reg = <0x00ff6e00 0x160>,
> +				      <0x00ff7000 0x1ec>,
> +				      <0x00ff6200 0x1e00>;
> +				#phy-cells = <0>;
> +				#clock-cells = <0>;
> +				clocks = <&gcc GCC_USB3_PHY_PIPE_CLK>;
> +				clock-names = "pipe0";
> +				clock-output-names = "usb3_uni_phy_pipe_clk_src";
> +			};
> +		};
> +
>  		system_noc: interconnect@...0000 {
>  			compatible = "qcom,sdx65-system-noc";
>  			reg = <0x1620000 0x31200>;
> @@ -178,6 +218,49 @@
>  			status = "disabled";
>  		};
>  
> +		usb: usb@...8800 {
> +			compatible = "qcom,sdx65-dwc3", "qcom,dwc3";
> +			reg = <0x0a6f8800 0x400>;
> +			status = "disabled";
> +			#address-cells = <1>;
> +			#size-cells = <1>;
> +			ranges;
> +
> +			clocks = <&gcc GCC_USB30_SLV_AHB_CLK>,
> +				 <&gcc GCC_USB30_MASTER_CLK>,
> +				 <&gcc GCC_USB30_MSTR_AXI_CLK>,
> +				 <&gcc GCC_USB30_MOCK_UTMI_CLK>,
> +				 <&gcc GCC_USB30_SLEEP_CLK>;
> +			clock-names = "cfg_noc", "core", "iface", "mock_utmi",
> +					"sleep";
> +
> +			assigned-clocks = <&gcc GCC_USB30_MOCK_UTMI_CLK>,
> +					  <&gcc GCC_USB30_MASTER_CLK>;
> +			assigned-clock-rates = <19200000>, <200000000>;
> +
> +			interrupts-extended = <&intc GIC_SPI 131 IRQ_TYPE_LEVEL_HIGH>,
> +					      <&pdc 19 IRQ_TYPE_EDGE_BOTH>,
> +					      <&pdc 76 IRQ_TYPE_LEVEL_HIGH>,
> +					      <&pdc 18 IRQ_TYPE_EDGE_BOTH>;
> +			interrupt-names = "hs_phy_irq", "dp_hs_phy_irq",
> +					  "ss_phy_irq", "dm_hs_phy_irq";
> +
> +			power-domains = <&gcc USB30_GDSC>;
> +
> +			resets = <&gcc GCC_USB30_BCR>;
> +
> +			usb_dwc3: usb@...0000 {
> +				compatible = "snps,dwc3";
> +				reg = <0x0a600000 0xcd00>;
> +				interrupts = <GIC_SPI 133 IRQ_TYPE_LEVEL_HIGH>;
> +				iommus = <&apps_smmu 0x1a0 0x0>;
> +				snps,dis_u2_susphy_quirk;
> +				snps,dis_enblslpm_quirk;
> +				phys = <&usb_hsphy>, <&usb_ssphy>;
> +				phy-names = "usb2-phy", "usb3-phy";
> +			};
> +		};
> +
>  		spmi_bus: qcom,spmi@...0000 {
>  			compatible = "qcom,spmi-pmic-arb";
>  			reg = <0xc440000 0xd00>,
> -- 
> 2.7.4
> 

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