linux-kernel - Re: [PATCH v5 4/6] arm64: dts: qcom: sm6125: Add UFS nodes

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Date:   Sun, 1 Jan 2023 16:41:43 +0100
From:   Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
To:     Lux Aliaga <they@...t.lgbt>, Andy Gross <agross@...nel.org>,
        Bjorn Andersson <andersson@...nel.org>,
        Konrad Dybcio <konrad.dybcio@...aro.org>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>
Cc:     ~postmarketos/upstreaming@...ts.sr.ht, martin.botka@...ainline.org,
        marijn.suijten@...ainline.org, linux-arm-msm@...r.kernel.org,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v5 4/6] arm64: dts: qcom: sm6125: Add UFS nodes

On 31/12/2022 23:24, Lux Aliaga wrote:
> Adds a UFS host controller node and its corresponding PHY to
> the sm6125 platform.
> 
> Signed-off-by: Lux Aliaga <they@...t.lgbt>
> ---
>  arch/arm64/boot/dts/qcom/sm6125.dtsi | 59 ++++++++++++++++++++++++++++
>  1 file changed, 59 insertions(+)
> 
> diff --git a/arch/arm64/boot/dts/qcom/sm6125.dtsi b/arch/arm64/boot/dts/qcom/sm6125.dtsi
> index df5453fcf2b9..9cb081332849 100644
> --- a/arch/arm64/boot/dts/qcom/sm6125.dtsi
> +++ b/arch/arm64/boot/dts/qcom/sm6125.dtsi
> @@ -511,6 +511,65 @@ sdhc_2: mmc@...4000 {
>  			status = "disabled";
>  		};
>  
> +		ufs_mem_hc: ufs@...4000 {
> +			compatible = "qcom,sm6125-ufshc", "qcom,ufshc", "jedec,ufs-2.0";
> +			reg = <0x04804000 0x3000>, <0x04810000 0x8000>;
> +			reg-names = "std", "ice";
> +			interrupts = <GIC_SPI 356 IRQ_TYPE_LEVEL_HIGH>;
> +			phys = <&ufs_mem_phy>;
> +			phy-names = "ufsphy";
> +			lanes-per-direction = <1>;
> +			#reset-cells = <1>;
> +			resets = <&gcc GCC_UFS_PHY_BCR>;
> +			reset-names = "rst";
> +			iommus = <&apps_smmu 0x200 0x0>;
> +
> +			clock-names = "core_clk",
> +				      "bus_aggr_clk",
> +				      "iface_clk",
> +				      "core_clk_unipro",
> +				      "ref_clk",
> +				      "tx_lane0_sync_clk",
> +				      "rx_lane0_sync_clk",
> +				      "ice_core_clk";
> +			clocks = <&gcc GCC_UFS_PHY_AXI_CLK>,
> +				 <&gcc GCC_SYS_NOC_UFS_PHY_AXI_CLK>,
> +				 <&gcc GCC_UFS_PHY_AHB_CLK>,
> +				 <&gcc GCC_UFS_PHY_UNIPRO_CORE_CLK>,
> +				 <&rpmcc RPM_SMD_XO_CLK_SRC>,
> +				 <&gcc GCC_UFS_PHY_TX_SYMBOL_0_CLK>,
> +				 <&gcc GCC_UFS_PHY_RX_SYMBOL_0_CLK>,
> +				 <&gcc GCC_UFS_PHY_ICE_CORE_CLK>;
> +			freq-table-hz = <50000000 240000000>,
> +					<0 0>,
> +					<0 0>,
> +					<37500000 150000000>,
> +					<0 0>,
> +					<0 0>,
> +					<0 0>,
> +					<75000000 300000000>;
> +
> +			non-removable;

Does not look like you tested the bindings. Please run `make
dt_binding_check` (see
Documentation/devicetree/bindings/writing-schema.rst for instructions).

Best regards,
Krzysztof