Re: [PATCH v1 3/4] arm64: dts: qcom: sc7280: Add DSI display nodes
From: Stephen Boyd
Date: Wed Aug 18 2021 - 15:59:42 EST
Quoting Krishna Manikandan (2021-08-18 03:27:03)
> diff --git a/arch/arm64/boot/dts/qcom/sc7280.dtsi b/arch/arm64/boot/dts/qcom/sc7280.dtsi
> index fd7ff1c..aadf55d 100644
> --- a/arch/arm64/boot/dts/qcom/sc7280.dtsi
> +++ b/arch/arm64/boot/dts/qcom/sc7280.dtsi
> @@ -1507,6 +1519,95 @@
> };
> };
> };
> +
> + dsi0: dsi@ae94000 {
> + compatible = "qcom,mdss-dsi-ctrl";
> + reg = <0 0x0ae94000 0 0x400>;
> + reg-names = "dsi_ctrl";
> +
> + interrupt-parent = <&mdss>;
> + interrupts = <4 IRQ_TYPE_LEVEL_HIGH>;
Drop flags as the #interrupt-cells is 0 for mdss
> +
> + clocks = <&dispcc DISP_CC_MDSS_BYTE0_CLK>,
> + <&dispcc DISP_CC_MDSS_BYTE0_INTF_CLK>,
> + <&dispcc DISP_CC_MDSS_PCLK0_CLK>,
> + <&dispcc DISP_CC_MDSS_ESC0_CLK>,
> + <&dispcc DISP_CC_MDSS_AHB_CLK>,
> + <&gcc GCC_DISP_HF_AXI_CLK>;
> + clock-names = "byte",
> + "byte_intf",
> + "pixel",
> + "core",
> + "iface",
> + "bus";
> +
> + operating-points-v2 = <&dsi_opp_table>;
> + power-domains = <&rpmhpd SC7280_CX>;
> +
> + phys = <&dsi_phy>;
> + phy-names = "dsi";
> +
> + #address-cells = <1>;
> + #size-cells = <0>;
> +
> + status = "disabled";
> +
> + ports {
> + #address-cells = <1>;
> + #size-cells = <0>;
> +
> + port@0 {
> + reg = <0>;
> + dsi0_in: endpoint {
> + remote-endpoint = <&dpu_intf1_out>;
> + };
> + };
> +
> + port@1 {
> + reg = <1>;
> + dsi0_out: endpoint {
> + };
> + };
> + };
> +
> + dsi_opp_table: dsi-opp-table {
dsi_opp_table: opp-table {
> + compatible = "operating-points-v2";
> +
> + opp-187500000 {
> + opp-hz = /bits/ 64 <187500000>;
> + required-opps = <&rpmhpd_opp_low_svs>;
> + };
> +
> + opp-300000000 {
> + opp-hz = /bits/ 64 <300000000>;
> + required-opps = <&rpmhpd_opp_svs>;
> + };
> +
> + opp-358000000 {
> + opp-hz = /bits/ 64 <358000000>;
> + required-opps = <&rpmhpd_opp_svs_l1>;
> + };
> + };
> + };
> +
> + dsi_phy: dsi-phy@ae94400 {
phy@ae94400
> + compatible = "qcom,sc7280-dsi-phy-7nm";
> + reg = <0 0x0ae94400 0 0x200>,
> + <0 0x0ae94600 0 0x280>,
> + <0 0x0ae94900 0 0x280>;
> + reg-names = "dsi_phy",
> + "dsi_phy_lane",
> + "dsi_pll";
> +
> + #clock-cells = <1>;
> + #phy-cells = <0>;
> +
> + clocks = <&dispcc DISP_CC_MDSS_AHB_CLK>,
> + <&rpmhcc RPMH_CXO_CLK>;
> + clock-names = "iface", "ref";
> +
> + status = "disabled";
> + };