Re: [PATCH v1 2/4] arm64: dts: qcom: sc7280: add display dt nodes
From: Stephen Boyd
Date: Wed Aug 18 2021 - 15:58:24 EST
Quoting Krishna Manikandan (2021-08-18 03:27:02)
> diff --git a/arch/arm64/boot/dts/qcom/sc7280.dtsi b/arch/arm64/boot/dts/qcom/sc7280.dtsi
> index 53a21d0..fd7ff1c 100644
> --- a/arch/arm64/boot/dts/qcom/sc7280.dtsi
> +++ b/arch/arm64/boot/dts/qcom/sc7280.dtsi
> @@ -5,6 +5,7 @@
> * Copyright (c) 2020-2021, The Linux Foundation. All rights reserved.
> */
>
> +#include <dt-bindings/clock/qcom,dispcc-sc7280.h>
> #include <dt-bindings/clock/qcom,gcc-sc7280.h>
> #include <dt-bindings/clock/qcom,rpmh.h>
> #include <dt-bindings/interconnect/qcom,sc7280.h>
> @@ -1424,6 +1425,90 @@
> #power-domain-cells = <1>;
> };
>
> + mdss: mdss@ae00000 {
subsystem@ae00000
> + compatible = "qcom,sc7280-mdss";
> + reg = <0 0x0ae00000 0 0x1000>;
> + reg-names = "mdss";
> +
> + power-domains = <&dispcc DISP_CC_MDSS_CORE_GDSC>;
> +
> + clocks = <&gcc GCC_DISP_AHB_CLK>,
> + <&dispcc DISP_CC_MDSS_AHB_CLK>,
> + <&dispcc DISP_CC_MDSS_MDP_CLK>;
> + clock-names = "iface", "ahb", "core";
> +
> + assigned-clocks = <&dispcc DISP_CC_MDSS_MDP_CLK>;
> + assigned-clock-rates = <300000000>;
> +
> + interrupts = <GIC_SPI 83 IRQ_TYPE_LEVEL_HIGH>;
> + interrupt-controller;
> + #interrupt-cells = <1>;
> +
> + interconnects = <&mmss_noc MASTER_MDP0 0 &mc_virt SLAVE_EBI1 0>;
> + interconnect-names = "mdp0-mem";
> +
> + iommus = <&apps_smmu 0x900 0x402>;
> +
> + #address-cells = <2>;
> + #size-cells = <2>;
> + ranges;
> +
> + status = "disabled";
> +
> + mdp: mdp@ae01000 {
display-controller@ae01000
> + compatible = "qcom,sc7280-dpu";
> + reg = <0 0x0ae01000 0 0x8f030>,
> + <0 0x0aeb0000 0 0x2008>;
> + reg-names = "mdp", "vbif";
> +
> + clocks = <&gcc GCC_DISP_HF_AXI_CLK>,
> + <&gcc GCC_DISP_SF_AXI_CLK>,
> + <&dispcc DISP_CC_MDSS_AHB_CLK>,
> + <&dispcc DISP_CC_MDSS_MDP_LUT_CLK>,
> + <&dispcc DISP_CC_MDSS_MDP_CLK>,
> + <&dispcc DISP_CC_MDSS_VSYNC_CLK>;
> + clock-names = "bus", "nrt_bus", "iface", "lut", "core",
> + "vsync";
One line per string please.
> + assigned-clocks = <&dispcc DISP_CC_MDSS_MDP_CLK>,
> + <&dispcc DISP_CC_MDSS_VSYNC_CLK>,
> + <&dispcc DISP_CC_MDSS_AHB_CLK>;
> + assigned-clock-rates = <300000000>,
> + <19200000>,
> + <19200000>;
> + operating-points-v2 = <&mdp_opp_table>;
> + power-domains = <&rpmhpd SC7280_CX>;
> +
> + interrupt-parent = <&mdss>;
> + interrupts = <0>;
> +
> + status = "disabled";
> +
> + mdp_opp_table: mdp-opp-table {
mdp_opp_table: opp-table {
> + compatible = "operating-points-v2";
> +
> + opp-200000000 {
> + opp-hz = /bits/ 64 <200000000>;
> + required-opps = <&rpmhpd_opp_low_svs>;
> + };
> +
> + opp-300000000 {
> + opp-hz = /bits/ 64 <300000000>;
> + required-opps = <&rpmhpd_opp_svs>;
> + };
> +
> + opp-380000000 {
> + opp-hz = /bits/ 64 <380000000>;
> + required-opps = <&rpmhpd_opp_svs_l1>;
> + };
> +
> + opp-506666667 {
> + opp-hz = /bits/ 64 <506666667>;
> + required-opps = <&rpmhpd_opp_nom>;
> + };
> + };
> + };
> + };
> +