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Message-ID: <e6c77627-c257-45e1-b4bd-19807aefd829@linaro.org>
Date:   Tue, 26 Sep 2023 20:31:05 +0200
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Subject: Re: [PATCH V2 2/3] arm64: dts: qcom: sc7280: Add UFS nodes for sc7280
 soc
Content-Language: en-US
To:     Nitin Rawat <quic_nitirawa@quicinc.com>, agross@kernel.org,
        andersson@kernel.org, mani@kernel.org, alim.akhtar@samsung.com,
        bvanassche@acm.org, avri.altman@wdc.com, robh+dt@kernel.org,
        krzysztof.kozlowski+dt@linaro.org, conor+dt@kernel.org,
        cros-qcom-dts-watchers@chromium.org
Cc:     linux-arm-msm@vger.kernel.org, linux-scsi@vger.kernel.org,
        linux-kernel@vger.kernel.org, devicetree@vger.kernel.org
References: <20230926162042.14180-1-quic_nitirawa@quicinc.com>
 <20230926162042.14180-3-quic_nitirawa@quicinc.com>
From:   Konrad Dybcio <konrad.dybcio@linaro.org>
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In-Reply-To: <20230926162042.14180-3-quic_nitirawa@quicinc.com>
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On 26.09.2023 18:20, Nitin Rawat wrote:
> Add UFS host controller and PHY nodes for sc7280 soc.
> 
> Signed-off-by: Nitin Rawat <quic_nitirawa@quicinc.com>
> ---
>  arch/arm64/boot/dts/qcom/sc7280.dtsi | 64 ++++++++++++++++++++++++++++
>  1 file changed, 64 insertions(+)
> 
> diff --git a/arch/arm64/boot/dts/qcom/sc7280.dtsi b/arch/arm64/boot/dts/qcom/sc7280.dtsi
> index 66f1eb83cca7..3be8ea090ade 100644
> --- a/arch/arm64/boot/dts/qcom/sc7280.dtsi
> +++ b/arch/arm64/boot/dts/qcom/sc7280.dtsi
> @@ -3353,6 +3353,70 @@
>  			};
>  		};
> 
> +		ufs_mem_hc: ufs@1d84000 {
> +			compatible = "qcom,sc7280-ufshc", "qcom,ufshc",
> +				     "jedec,ufs-2.0";
> +			reg = <0x0 0x01d84000 0x0 0x3000>;
> +			interrupts = <GIC_SPI 265 IRQ_TYPE_LEVEL_HIGH>;
> +			phys = <&ufs_mem_phy>;
> +			phy-names = "ufsphy";
> +			lanes-per-direction = <2>;
> +			#reset-cells = <1>;
> +			resets = <&gcc GCC_UFS_PHY_BCR>;
> +			reset-names = "rst";
> +
> +			power-domains = <&gcc GCC_UFS_PHY_GDSC>;
> +			required-opps = <&rpmhpd_opp_nom>;
> +
> +			iommus = <&apps_smmu 0x80 0x0>;
> +			dma-coherent;
> +
> +			clock-names = "core_clk",
> +				      "bus_aggr_clk",
> +				      "iface_clk",
> +				      "core_clk_unipro",
> +				      "ref_clk",
> +				      "tx_lane0_sync_clk",
> +				      "rx_lane0_sync_clk",
> +				      "rx_lane1_sync_clk";
As discussed, property-names is preferred to come after
property, just like in the other node you're adding.

[...]

> +		ufs_mem_phy: phy@1d87000 {
> +			compatible = "qcom,sc7280-qmp-ufs-phy";
> +			reg = <0x0 0x01d87000 0x0 0xe00>;
> +			clocks = <&rpmhcc RPMH_CXO_CLK>,
> +				 <&gcc GCC_UFS_PHY_PHY_AUX_CLK>,
> +				 <&gcc GCC_UFS_1_CLKREF_EN>;
> +			clock-names = "ref", "ref_aux", "qref";
> +
> +			resets = <&ufs_mem_hc 0>;
> +			reset-names = "ufsphy";
> +
> +			#clock-cells = <1>;
> +			#phy-cells = <0>;
> +
> +			status = "disabled";
> +
> +		};
Stray newline above.

Konrad