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Diffstat (limited to 'Documentation/devicetree/bindings/gpu/nvidia,tegra20-host1x.txt')
| -rw-r--r-- | Documentation/devicetree/bindings/gpu/nvidia,tegra20-host1x.txt | 122 |
1 files changed, 122 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/gpu/nvidia,tegra20-host1x.txt b/Documentation/devicetree/bindings/gpu/nvidia,tegra20-host1x.txt index b4fa934ae3a2..ab45c02aa658 100644 --- a/Documentation/devicetree/bindings/gpu/nvidia,tegra20-host1x.txt +++ b/Documentation/devicetree/bindings/gpu/nvidia,tegra20-host1x.txt @@ -9,6 +9,12 @@ Required properties: - #size-cells: The number of cells used to represent the size of an address range in the host1x address space. Should be 1. - ranges: The mapping of the host1x address space to the CPU address space. +- clocks: Must contain one entry, for the module clock. + See ../clocks/clock-bindings.txt for details. +- resets: Must contain an entry for each entry in reset-names. + See ../reset/reset.txt for details. +- reset-names: Must include the following entries: + - host1x The host1x top-level node defines a number of children, each representing one of the following host1x client modules: @@ -19,6 +25,12 @@ of the following host1x client modules: - compatible: "nvidia,tegra<chip>-mpe" - reg: Physical base address and length of the controller's registers. - interrupts: The interrupt outputs from the controller. + - clocks: Must contain one entry, for the module clock. + See ../clocks/clock-bindings.txt for details. + - resets: Must contain an entry for each entry in reset-names. + See ../reset/reset.txt for details. + - reset-names: Must include the following entries: + - mpe - vi: video input @@ -26,6 +38,12 @@ of the following host1x client modules: - compatible: "nvidia,tegra<chip>-vi" - reg: Physical base address and length of the controller's registers. - interrupts: The interrupt outputs from the controller. + - clocks: Must contain one entry, for the module clock. + See ../clocks/clock-bindings.txt for details. + - resets: Must contain an entry for each entry in reset-names. + See ../reset/reset.txt for details. + - reset-names: Must include the following entries: + - vi - epp: encoder pre-processor @@ -33,6 +51,12 @@ of the following host1x client modules: - compatible: "nvidia,tegra<chip>-epp" - reg: Physical base address and length of the controller's registers. - interrupts: The interrupt outputs from the controller. + - clocks: Must contain one entry, for the module clock. + See ../clocks/clock-bindings.txt for details. + - resets: Must contain an entry for each entry in reset-names. + See ../reset/reset.txt for details. + - reset-names: Must include the following entries: + - epp - isp: image signal processor @@ -40,6 +64,12 @@ of the following host1x client modules: - compatible: "nvidia,tegra<chip>-isp" - reg: Physical base address and length of the controller's registers. - interrupts: The interrupt outputs from the controller. + - clocks: Must contain one entry, for the module clock. + See ../clocks/clock-bindings.txt for details. + - resets: Must contain an entry for each entry in reset-names. + See ../reset/reset.txt for details. + - reset-names: Must include the following entries: + - isp - gr2d: 2D graphics engine @@ -47,12 +77,30 @@ of the following host1x client modules: - compatible: "nvidia,tegra<chip>-gr2d" - reg: Physical base address and length of the controller's registers. - interrupts: The interrupt outputs from the controller. + - clocks: Must contain one entry, for the module clock. + See ../clocks/clock-bindings.txt for details. + - resets: Must contain an entry for each entry in reset-names. + See ../reset/reset.txt for details. + - reset-names: Must include the following entries: + - 2d - gr3d: 3D graphics engine Required properties: - compatible: "nvidia,tegra<chip>-gr3d" - reg: Physical base address and length of the controller's registers. + - clocks: Must contain an entry for each entry in clock-names. + See ../clocks/clock-bindings.txt for details. + - clock-names: Must include the following entries: + (This property may be omitted if the only clock in the list is "3d") + - 3d + This MUST be the first entry. + - 3d2 (Only required on SoCs with two 3D clocks) + - resets: Must contain an entry for each entry in reset-names. + See ../reset/reset.txt for details. + - reset-names: Must include the following entries: + - 3d + - 3d2 (Only required on SoCs with two 3D clocks) - dc: display controller @@ -60,6 +108,16 @@ of the following host1x client modules: - compatible: "nvidia,tegra<chip>-dc" - reg: Physical base address and length of the controller's registers. - interrupts: The interrupt outputs from the controller. + - clocks: Must contain an entry for each entry in clock-names. + See ../clocks/clock-bindings.txt for details. + - clock-names: Must include the following entries: + - dc + This MUST be the first entry. + - parent + - resets: Must contain an entry for each entry in reset-names. + See ../reset/reset.txt for details. + - reset-names: Must include the following entries: + - dc Each display controller node has a child node, named "rgb", that represents the RGB output associated with the controller. It can take the following @@ -76,6 +134,16 @@ of the following host1x client modules: - interrupts: The interrupt outputs from the controller. - vdd-supply: regulator for supply voltage - pll-supply: regulator for PLL + - clocks: Must contain an entry for each entry in clock-names. + See ../clocks/clock-bindings.txt for details. + - clock-names: Must include the following entries: + - hdmi + This MUST be the first entry. + - parent + - resets: Must contain an entry for each entry in reset-names. + See ../reset/reset.txt for details. + - reset-names: Must include the following entries: + - hdmi Optional properties: - nvidia,ddc-i2c-bus: phandle of an I2C controller used for DDC EDID probing @@ -88,12 +156,24 @@ of the following host1x client modules: - compatible: "nvidia,tegra<chip>-tvo" - reg: Physical base address and length of the controller's registers. - interrupts: The interrupt outputs from the controller. + - clocks: Must contain one entry, for the module clock. + See ../clocks/clock-bindings.txt for details. - dsi: display serial interface Required properties: - compatible: "nvidia,tegra<chip>-dsi" - reg: Physical base address and length of the controller's registers. + - clocks: Must contain an entry for each entry in clock-names. + See ../clocks/clock-bindings.txt for details. + - clock-names: Must include the following entries: + - dsi + This MUST be the first entry. + - parent + - resets: Must contain an entry for each entry in reset-names. + See ../reset/reset.txt for details. + - reset-names: Must include the following entries: + - dsi Example: @@ -105,6 +185,9 @@ Example: reg = <0x50000000 0x00024000>; interrupts = <0 65 0x04 /* mpcore syncpt */ 0 67 0x04>; /* mpcore general */ + clocks = <&tegra_car TEGRA20_CLK_HOST1X>; + resets = <&tegra_car 28>; + reset-names = "host1x"; #address-cells = <1>; #size-cells = <1>; @@ -115,41 +198,64 @@ Example: compatible = "nvidia,tegra20-mpe"; reg = <0x54040000 0x00040000>; interrupts = <0 68 0x04>; + clocks = <&tegra_car TEGRA20_CLK_MPE>; + resets = <&tegra_car 60>; + reset-names = "mpe"; }; vi { compatible = "nvidia,tegra20-vi"; reg = <0x54080000 0x00040000>; interrupts = <0 69 0x04>; + clocks = <&tegra_car TEGRA20_CLK_VI>; + resets = <&tegra_car 100>; + reset-names = "vi"; }; epp { compatible = "nvidia,tegra20-epp"; reg = <0x540c0000 0x00040000>; interrupts = <0 70 0x04>; + clocks = <&tegra_car TEGRA20_CLK_EPP>; + resets = <&tegra_car 19>; + reset-names = "epp"; }; isp { compatible = "nvidia,tegra20-isp"; reg = <0x54100000 0x00040000>; interrupts = <0 71 0x04>; + clocks = <&tegra_car TEGRA20_CLK_ISP>; + resets = <&tegra_car 23>; + reset-names = "isp"; }; gr2d { compatible = "nvidia,tegra20-gr2d"; reg = <0x54140000 0x00040000>; interrupts = <0 72 0x04>; + clocks = <&tegra_car TEGRA20_CLK_GR2D>; + resets = <&tegra_car 21>; + reset-names = "2d"; }; gr3d { compatible = "nvidia,tegra20-gr3d"; reg = <0x54180000 0x00040000>; + clocks = <&tegra_car TEGRA20_CLK_GR3D>; + resets = <&tegra_car 24>; + reset-names = "3d"; }; dc@54200000 { compatible = "nvidia,tegra20-dc"; reg = <0x54200000 0x00040000>; interrupts = <0 73 0x04>; + clocks = <&tegra_car TEGRA20_CLK_DISP1>, + <&tegra_car TEGRA20_CLK_PLL_P>; + clock-names = "disp1", "parent"; + resets = <&tegra_car 27>; + reset-names = "dc"; rgb { status = "disabled"; @@ -160,6 +266,11 @@ Example: compatible = "nvidia,tegra20-dc"; reg = <0x54240000 0x00040000>; interrupts = <0 74 0x04>; + clocks = <&tegra_car TEGRA20_CLK_DISP2>, + <&tegra_car TEGRA20_CLK_PLL_P>; + clock-names = "disp2", "parent"; + resets = <&tegra_car 26>; + reset-names = "dc"; rgb { status = "disabled"; @@ -170,6 +281,11 @@ Example: compatible = "nvidia,tegra20-hdmi"; reg = <0x54280000 0x00040000>; interrupts = <0 75 0x04>; + clocks = <&tegra_car TEGRA20_CLK_HDMI>, + <&tegra_car TEGRA20_CLK_PLL_D_OUT0>; + clock-names = "hdmi", "parent"; + resets = <&tegra_car 51>; + reset-names = "hdmi"; status = "disabled"; }; @@ -177,12 +293,18 @@ Example: compatible = "nvidia,tegra20-tvo"; reg = <0x542c0000 0x00040000>; interrupts = <0 76 0x04>; + clocks = <&tegra_car TEGRA20_CLK_TVO>; status = "disabled"; }; dsi { compatible = "nvidia,tegra20-dsi"; reg = <0x54300000 0x00040000>; + clocks = <&tegra_car TEGRA20_CLK_DSI>, + <&tegra_car TEGRA20_CLK_PLL_D_OUT0>; + clock-names = "dsi", "parent"; + resets = <&tegra_car 48>; + reset-names = "dsi"; status = "disabled"; }; }; |