Document the SM6125 MDSS. Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@xxxxxxxxxx> Signed-off-by: Marijn Suijten <marijn.suijten@xxxxxxxxxxxxxx> --- .../bindings/display/msm/qcom,sm6125-mdss.yaml | 211 +++++++++++++++++++++ 1 file changed, 211 insertions(+) diff --git a/Documentation/devicetree/bindings/display/msm/qcom,sm6125-mdss.yaml b/Documentation/devicetree/bindings/display/msm/qcom,sm6125-mdss.yaml new file mode 100644 index 000000000000..33a23c303e02 --- /dev/null +++ b/Documentation/devicetree/bindings/display/msm/qcom,sm6125-mdss.yaml @@ -0,0 +1,211 @@ +# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/display/msm/qcom,sm6125-mdss.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Qualcomm SM6125 Display MDSS + +maintainers: + - Marijn Suijten <marijn.suijten@xxxxxxxxxxxxxx> + +description: + SM6125 MSM Mobile Display Subsystem (MDSS), which encapsulates sub-blocks + like DPU display controller, DSI and DP interfaces etc. + +$ref: /schemas/display/msm/mdss-common.yaml# + +properties: + compatible: + const: qcom,sm6125-mdss + + clocks: + items: + - description: Display AHB clock from gcc + - description: Display AHB clock + - description: Display core clock + + clock-names: + items: + - const: iface + - const: ahb + - const: core + + iommus: + maxItems: 1 + + interconnects: + maxItems: 2 + + interconnect-names: + maxItems: 2 + +patternProperties: + "^display-controller@[0-9a-f]+$": + type: object + properties: + compatible: + const: qcom,sm6125-dpu + + "^dsi@[0-9a-f]+$": + type: object + properties: + compatible: + items: + - const: qcom,sm6125-dsi-ctrl + - const: qcom,mdss-dsi-ctrl + + "^phy@[0-9a-f]+$": + type: object + properties: + compatible: + const: qcom,sm6125-dsi-phy-14nm + +unevaluatedProperties: false + +examples: + - | + #include <dt-bindings/clock/qcom,dispcc-sm6125.h> + #include <dt-bindings/clock/qcom,gcc-sm6125.h> + #include <dt-bindings/clock/qcom,rpmcc.h> + #include <dt-bindings/interrupt-controller/arm-gic.h> + #include <dt-bindings/power/qcom-rpmpd.h> + + display-subsystem@5e00000 { + compatible = "qcom,sm6125-mdss"; + reg = <0x05e00000 0x1000>; + reg-names = "mdss"; + + interrupts = <GIC_SPI 186 IRQ_TYPE_LEVEL_HIGH>; + interrupt-controller; + #interrupt-cells = <1>; + + clocks = <&gcc GCC_DISP_AHB_CLK>, + <&dispcc DISP_CC_MDSS_AHB_CLK>, + <&dispcc DISP_CC_MDSS_MDP_CLK>; + clock-names = "iface", + "ahb", + "core"; + + power-domains = <&dispcc MDSS_GDSC>; + + iommus = <&apps_smmu 0x400 0x0>; + + #address-cells = <1>; + #size-cells = <1>; + ranges; + + display-controller@5e01000 { + compatible = "qcom,sm6125-dpu"; + reg = <0x05e01000 0x83208>, + <0x05eb0000 0x2008>; + reg-names = "mdp", "vbif"; + + interrupt-parent = <&mdss>; + interrupts = <0>; + + clocks = <&gcc GCC_DISP_HF_AXI_CLK>, + <&dispcc DISP_CC_MDSS_AHB_CLK>, + <&dispcc DISP_CC_MDSS_ROT_CLK>, + <&dispcc DISP_CC_MDSS_MDP_LUT_CLK>, + <&dispcc DISP_CC_MDSS_MDP_CLK>, + <&dispcc DISP_CC_MDSS_VSYNC_CLK>; + clock-names = "bus", + "iface", + "rot", + "lut", + "core", + "vsync"; + assigned-clocks = <&dispcc DISP_CC_MDSS_VSYNC_CLK>; + assigned-clock-rates = <19200000>; + + operating-points-v2 = <&mdp_opp_table>; + power-domains = <&rpmpd SM6125_VDDCX>; + + ports { + #address-cells = <1>; + #size-cells = <0>; + + port@0 { + reg = <0>; + dpu_intf1_out: endpoint { + remote-endpoint = <&mdss_dsi0_in>; + }; + }; + }; + }; + + dsi@5e94000 { + compatible = "qcom,sm6125-dsi-ctrl", "qcom,mdss-dsi-ctrl"; + reg = <0x05e94000 0x400>; + reg-names = "dsi_ctrl"; + + interrupt-parent = <&mdss>; + interrupts = <4>; + + 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"; + assigned-clocks = <&dispcc DISP_CC_MDSS_BYTE0_CLK_SRC>, + <&dispcc DISP_CC_MDSS_PCLK0_CLK_SRC>; + assigned-clock-parents = <&mdss_dsi0_phy 0>, <&mdss_dsi0_phy 1>; + + operating-points-v2 = <&dsi_opp_table>; + power-domains = <&rpmpd SM6125_VDDCX>; + + phys = <&mdss_dsi0_phy>; + phy-names = "dsi"; + + #address-cells = <1>; + #size-cells = <0>; + + ports { + #address-cells = <1>; + #size-cells = <0>; + + port@0 { + reg = <0>; + mdss_dsi0_in: endpoint { + remote-endpoint = <&dpu_intf1_out>; + }; + }; + + port@1 { + reg = <1>; + mdss_dsi0_out: endpoint { + }; + }; + }; + }; + + phy@5e94400 { + compatible = "qcom,sm6125-dsi-phy-14nm"; + reg = <0x05e94400 0x100>, + <0x05e94500 0x300>, + <0x05e94800 0x188>; + reg-names = "dsi_phy", + "dsi_phy_lane", + "dsi_pll"; + + #clock-cells = <1>; + #phy-cells = <0>; + + clocks = <&dispcc DISP_CC_MDSS_AHB_CLK>, + <&rpmcc RPM_SMD_XO_CLK_SRC>; + clock-names = "iface", + "ref"; + + required-opps = <&rpmpd_opp_nom>; + power-domains = <&rpmpd SM6125_VDDMX>; + }; + }; +... -- 2.41.0
