hdmi.txt

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    1 Qualcomm adreno/snapdragon hdmi output
    2 
    3 Required properties:
    4 - compatible: one of the following
    5    * "qcom,hdmi-tx-8996"
    6    * "qcom,hdmi-tx-8994"
    7    * "qcom,hdmi-tx-8084"
    8    * "qcom,hdmi-tx-8974"
    9    * "qcom,hdmi-tx-8660"
   10    * "qcom,hdmi-tx-8960"
   11 - reg: Physical base address and length of the controller's registers
   12 - reg-names: "core_physical"
   13 - interrupts: The interrupt signal from the hdmi block.
   14 - power-domains: Should be <&mmcc MDSS_GDSC>.
   15 - clocks: device clocks
   16   See ../clocks/clock-bindings.txt for details.
   17 - core-vdda-supply: phandle to supply regulator
   18 - hdmi-mux-supply: phandle to mux regulator
   19 - phys: the phandle for the HDMI PHY device
   20 - phy-names: the name of the corresponding PHY device
   21 
   22 Optional properties:
   23 - hpd-gpios: hpd pin
   24 - qcom,hdmi-tx-mux-en-gpios: hdmi mux enable pin
   25 - qcom,hdmi-tx-mux-sel-gpios: hdmi mux select pin
   26 - qcom,hdmi-tx-mux-lpm-gpios: hdmi mux lpm pin
   27 - power-domains: reference to the power domain(s), if available.
   28 - pinctrl-names: the pin control state names; should contain "default"
   29 - pinctrl-0: the default pinctrl state (active)
   30 - pinctrl-1: the "sleep" pinctrl state
   31 
   32 HDMI PHY:
   33 Required properties:
   34 - compatible: Could be the following
   35   * "qcom,hdmi-phy-8660"
   36   * "qcom,hdmi-phy-8960"
   37   * "qcom,hdmi-phy-8974"
   38   * "qcom,hdmi-phy-8084"
   39   * "qcom,hdmi-phy-8996"
   40 - #phy-cells: Number of cells in a PHY specifier; Should be 0.
   41 - reg: Physical base address and length of the registers of the PHY sub blocks.
   42 - reg-names: The names of register regions. The following regions are required:
   43   * "hdmi_phy"
   44   * "hdmi_pll"
   45   For HDMI PHY on msm8996, these additional register regions are required:
   46     * "hdmi_tx_l0"
   47     * "hdmi_tx_l1"
   48     * "hdmi_tx_l3"
   49     * "hdmi_tx_l4"
   50 - power-domains: Should be <&mmcc MDSS_GDSC>.
   51 - clocks: device clocks
   52   See Documentation/devicetree/bindings/clock/clock-bindings.txt for details.
   53 - core-vdda-supply: phandle to vdda regulator device node
   54 
   55 Example:
   56 
   57 / {
   58         ...
   59 
   60         hdmi: hdmi@4a00000 {
   61                 compatible = "qcom,hdmi-tx-8960";
   62                 reg-names = "core_physical";
   63                 reg = <0x04a00000 0x2f0>;
   64                 interrupts = <GIC_SPI 79 0>;
   65                 power-domains = <&mmcc MDSS_GDSC>;
   66                 clock-names =
   67                     "core",
   68                     "master_iface",
   69                     "slave_iface";
   70                 clocks =
   71                     <&mmcc HDMI_APP_CLK>,
   72                     <&mmcc HDMI_M_AHB_CLK>,
   73                     <&mmcc HDMI_S_AHB_CLK>;
   74                 qcom,hdmi-tx-ddc-clk = <&msmgpio 70 GPIO_ACTIVE_HIGH>;
   75                 qcom,hdmi-tx-ddc-data = <&msmgpio 71 GPIO_ACTIVE_HIGH>;
   76                 qcom,hdmi-tx-hpd = <&msmgpio 72 GPIO_ACTIVE_HIGH>;
   77                 core-vdda-supply = <&pm8921_hdmi_mvs>;
   78                 hdmi-mux-supply = <&ext_3p3v>;
   79                 pinctrl-names = "default", "sleep";
   80                 pinctrl-0 = <&hpd_active  &ddc_active  &cec_active>;
   81                 pinctrl-1 = <&hpd_suspend &ddc_suspend &cec_suspend>;
   82 
   83                 phys = <&hdmi_phy>;
   84                 phy-names = "hdmi_phy";
   85         };
   86 
   87         hdmi_phy: phy@4a00400 {
   88                 compatible = "qcom,hdmi-phy-8960";
   89                 reg-names = "hdmi_phy",
   90                             "hdmi_pll";
   91                 reg = <0x4a00400 0x60>,
   92                       <0x4a00500 0x100>;
   93                 #phy-cells = <0>;
   94                 power-domains = <&mmcc MDSS_GDSC>;
   95                 clock-names = "slave_iface";
   96                 clocks = <&mmcc HDMI_S_AHB_CLK>;
   97                 core-vdda-supply = <&pm8921_hdmi_mvs>;
   98         };
   99 };

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FreeBSD/Linux Kernel Cross Reference sys/contrib/device-tree/Bindings/display/msm/hdmi.txt

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sys/contrib/device-tree/Bindings/display/msm/hdmi.txt