Re: [PATCH v3 2/3] arm64: dts: qcom: qcs615: add UFS node

[Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>]

On Fri, Nov 22, 2024 at 02:44:27PM +0800, Xin Liu wrote:
> From: Sayali Lokhande <quic_sayalil@quicinc.com>
> 
> Add the UFS Host Controller node and its PHY for QCS615 SoC.
> 
> Signed-off-by: Sayali Lokhande <quic_sayalil@quicinc.com>
> Co-developed-by: Xin Liu <quic_liuxin@quicinc.com>
> Signed-off-by: Xin Liu <quic_liuxin@quicinc.com>

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

- Mani

> ---
>  arch/arm64/boot/dts/qcom/qcs615.dtsi | 114 +++++++++++++++++++++++++++
>  1 file changed, 114 insertions(+)
> 
> diff --git a/arch/arm64/boot/dts/qcom/qcs615.dtsi b/arch/arm64/boot/dts/qcom/qcs615.dtsi
> index 590beb37f441..5e501511e6db 100644
> --- a/arch/arm64/boot/dts/qcom/qcs615.dtsi
> +++ b/arch/arm64/boot/dts/qcom/qcs615.dtsi
> @@ -458,6 +458,120 @@ mmss_noc: interconnect@1740000 {
>  			qcom,bcm-voters = <&apps_bcm_voter>;
>  		};
>  
> +		ufs_mem_hc: ufshc@1d84000 {
> +			compatible = "qcom,qcs615-ufshc", "qcom,ufshc", "jedec,ufs-2.0";
> +			reg = <0x0 0x01d84000 0x0 0x3000>,
> +			      <0x0 0x01d90000 0x0 0x8000>;
> +			reg-names = "std",
> +				    "ice";
> +
> +			interrupts = <GIC_SPI 265 IRQ_TYPE_LEVEL_HIGH>;
> +
> +			clocks = <&gcc GCC_UFS_PHY_AXI_CLK>,
> +				 <&gcc GCC_AGGRE_UFS_PHY_AXI_CLK>,
> +				 <&gcc GCC_UFS_PHY_AHB_CLK>,
> +				 <&gcc GCC_UFS_PHY_UNIPRO_CORE_CLK>,
> +				 <&gcc GCC_UFS_PHY_ICE_CORE_CLK>,
> +				 <&rpmhcc RPMH_CXO_CLK>,
> +				 <&gcc GCC_UFS_PHY_TX_SYMBOL_0_CLK>,
> +				 <&gcc GCC_UFS_PHY_RX_SYMBOL_0_CLK>;
> +			clock-names = "core_clk",
> +				      "bus_aggr_clk",
> +				      "iface_clk",
> +				      "core_clk_unipro",
> +				      "core_clk_ice",
> +				      "ref_clk",
> +				      "tx_lane0_sync_clk",
> +				      "rx_lane0_sync_clk";
> +
> +			resets = <&gcc GCC_UFS_PHY_BCR>;
> +			reset-names = "rst";
> +
> +			operating-points-v2 = <&ufs_opp_table>;
> +			interconnects = <&aggre1_noc MASTER_UFS_MEM QCOM_ICC_TAG_ALWAYS
> +					 &mc_virt SLAVE_EBI1 QCOM_ICC_TAG_ALWAYS>,
> +					<&gem_noc MASTER_APPSS_PROC QCOM_ICC_TAG_ALWAYS
> +					 &config_noc SLAVE_UFS_MEM_CFG QCOM_ICC_TAG_ALWAYS>;
> +			interconnect-names = "ufs-ddr",
> +					     "cpu-ufs";
> +
> +			power-domains = <&gcc UFS_PHY_GDSC>;
> +			required-opps = <&rpmhpd_opp_nom>;
> +
> +			iommus = <&apps_smmu 0x300 0x0>;
> +			dma-coherent;
> +
> +			lanes-per-direction = <1>;
> +
> +			phys = <&ufs_mem_phy>;
> +			phy-names = "ufsphy";
> +
> +			#reset-cells = <1>;
> +
> +			status = "disabled";
> +
> +			ufs_opp_table: opp-table {
> +				compatible = "operating-points-v2";
> +
> +				opp-50000000 {
> +					opp-hz = /bits/ 64 <50000000>,
> +						 /bits/ 64 <0>,
> +						 /bits/ 64 <0>,
> +						 /bits/ 64 <37500000>,
> +						 /bits/ 64 <75000000>,
> +						 /bits/ 64 <0>,
> +						 /bits/ 64 <0>,
> +						 /bits/ 64 <0>;
> +					required-opps = <&rpmhpd_opp_low_svs>;
> +				};
> +
> +				opp-100000000 {
> +					opp-hz = /bits/ 64 <100000000>,
> +						 /bits/ 64 <0>,
> +						 /bits/ 64 <0>,
> +						 /bits/ 64 <75000000>,
> +						 /bits/ 64 <150000000>,
> +						 /bits/ 64 <0>,
> +						 /bits/ 64 <0>,
> +						 /bits/ 64 <0>;
> +					required-opps = <&rpmhpd_opp_svs>;
> +				};
> +
> +				opp-200000000 {
> +					opp-hz = /bits/ 64 <200000000>,
> +						 /bits/ 64 <0>,
> +						 /bits/ 64 <0>,
> +						 /bits/ 64 <150000000>,
> +						 /bits/ 64 <300000000>,
> +						 /bits/ 64 <0>,
> +						 /bits/ 64 <0>,
> +						 /bits/ 64 <0>;
> +					required-opps = <&rpmhpd_opp_nom>;
> +				};
> +			};
> +		};
> +
> +		ufs_mem_phy: phy@1d87000 {
> +			compatible = "qcom,qcs615-qmp-ufs-phy", "qcom,sm6115-qmp-ufs-phy";
> +			reg = <0x0 0x01d87000 0x0 0xe00>;
> +			clocks = <&rpmhcc RPMH_CXO_CLK>,
> +				 <&gcc GCC_UFS_PHY_PHY_AUX_CLK>,
> +				 <&gcc GCC_UFS_MEM_CLKREF_CLK>;
> +			clock-names = "ref",
> +				      "ref_aux",
> +				      "qref";
> +
> +			power-domains = <&gcc UFS_PHY_GDSC>;
> +
> +			resets = <&ufs_mem_hc 0>;
> +			reset-names = "ufsphy";
> +
> +			#clock-cells = <1>;
> +			#phy-cells = <0>;
> +
> +			status = "disabled";
> +		};
> +
>  		tcsr_mutex: hwlock@1f40000 {
>  			compatible = "qcom,tcsr-mutex";
>  			reg = <0x0 0x01f40000 0x0 0x20000>;
> -- 
> 2.34.1
> 

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