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

Manivannan Sadhasivam
2024-12-02T14:46:32Z

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
>

--
மணிவண்ணன் சதாசிவம்