diff options
Diffstat (limited to 'Documentation/devicetree/bindings/drm/msm')
| -rw-r--r-- | Documentation/devicetree/bindings/drm/msm/dsi.txt | 59 |
1 files changed, 42 insertions, 17 deletions
diff --git a/Documentation/devicetree/bindings/drm/msm/dsi.txt b/Documentation/devicetree/bindings/drm/msm/dsi.txt index ff8aebb2f8f8..cd8fe6cf536c 100644 --- a/Documentation/devicetree/bindings/drm/msm/dsi.txt +++ b/Documentation/devicetree/bindings/drm/msm/dsi.txt @@ -1,15 +1,12 @@ Qualcomm Technologies Inc. adreno/snapdragon DSI output +DSI Controller: Required properties: - compatible: * "qcom,mdss-dsi-ctrl" -- reg: Physical base address and length of the registers of controller, PLL, - PHY and PHY regulator +- reg: Physical base address and length of the registers of controller - reg-names: The names of register regions. The following regions are required: * "dsi_ctrl" - * "dsi_pll" - * "dsi_phy" - * "dsi_phy_regulator" - qcom,dsi-host-index: The ID of DSI controller hardware instance. This should be 0 or 1, since we have 2 DSI controllers at most for now. - interrupts: The interrupt signal from the DSI block. @@ -24,10 +21,10 @@ Required properties: * "iface_clk" * "mdp_core_clk" * "pixel_clk" -- #clock-cells: The value should be 1. - vdd-supply: phandle to vdd regulator device node - vddio-supply: phandle to vdd-io regulator device node - vdda-supply: phandle to vdda regulator device node +- qcom,dsi-phy: phandle to DSI PHY device node Optional properties: - panel@0: Node of panel connected to this DSI controller. @@ -42,22 +39,34 @@ Optional properties: - interrupt-parent: phandle to the MDP block if the interrupt signal is routed through MDP block +DSI PHY: +Required properties: +- compatible: Could be the following + * "qcom,dsi-phy-28nm-hpm" + * "qcom,dsi-phy-28nm-lp" +- reg: Physical base address and length of the registers of PLL, PHY and PHY + regulator +- reg-names: The names of register regions. The following regions are required: + * "dsi_pll" + * "dsi_phy" + * "dsi_phy_regulator" +- qcom,dsi-phy-index: The ID of DSI PHY hardware instance. This should + be 0 or 1, since we have 2 DSI PHYs at most for now. +- power-domains: Should be <&mmcc MDSS_GDSC>. +- clocks: device clocks + See Documentation/devicetree/bindings/clocks/clock-bindings.txt for details. +- clock-names: the following clocks are required: + * "iface_clk" +- vddio-supply: phandle to vdd-io regulator device node + Example: mdss_dsi0: qcom,mdss_dsi@fd922800 { compatible = "qcom,mdss-dsi-ctrl"; qcom,dsi-host-index = <0>; interrupt-parent = <&mdss_mdp>; interrupts = <4 0>; - reg-names = - "dsi_ctrl", - "dsi_pll", - "dsi_phy", - "dsi_phy_regulator", - reg = <0xfd922800 0x200>, - <0xfd922a00 0xd4>, - <0xfd922b00 0x2b0>, - <0xfd922d80 0x7b>, - <0xfd828000 0x108>; + reg-names = "dsi_ctrl"; + reg = <0xfd922800 0x200>; power-domains = <&mmcc MDSS_GDSC>; clock-names = "bus_clk", @@ -75,11 +84,12 @@ Example: <&mmcc MDSS_AHB_CLK>, <&mmcc MDSS_MDP_CLK>, <&mmcc MDSS_PCLK0_CLK>; - #clock-cells = <1>; vdda-supply = <&pma8084_l2>; vdd-supply = <&pma8084_l22>; vddio-supply = <&pma8084_l12>; + qcom,dsi-phy = <&mdss_dsi_phy0>; + qcom,dual-panel-mode; qcom,master-panel; qcom,sync-dual-panel; @@ -93,3 +103,18 @@ Example: backlight = <...>; }; }; + + mdss_dsi_phy0: qcom,mdss_dsi_phy@fd922a00 { + compatible = "qcom,dsi-phy-28nm-hpm"; + qcom,dsi-phy-index = <0>; + reg-names = + "dsi_pll", + "dsi_phy", + "dsi_phy_regulator"; + reg = <0xfd922a00 0xd4>, + <0xfd922b00 0x2b0>, + <0xfd922d80 0x7b>; + clock-names = "iface_clk"; + clocks = <&mmcc MDSS_AHB_CLK>; + vddio-supply = <&pma8084_l12>; + }; |