| NVIDIA Tegra host1x |
| |
| Required properties: |
| - compatible: "nvidia,tegra<chip>-host1x" |
| - reg: Physical base address and length of the controller's registers. |
| - interrupts: The interrupt outputs from the controller. |
| - #address-cells: The number of cells used to represent physical base addresses |
| in the host1x address space. Should be 1. |
| - #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: |
| |
| - mpe: video encoder |
| |
| Required properties: |
| - 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 |
| |
| Required properties: |
| - 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 |
| |
| Required properties: |
| - 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 |
| |
| Required properties: |
| - 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 |
| |
| Required properties: |
| - 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 |
| |
| Required properties: |
| - 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 |
| - nvidia,head: The number of the display controller head. This is used to |
| setup the various types of output to receive video data from the given |
| head. |
| |
| Each display controller node has a child node, named "rgb", that represents |
| the RGB output associated with the controller. It can take the following |
| optional properties: |
| - nvidia,ddc-i2c-bus: phandle of an I2C controller used for DDC EDID probing |
| - nvidia,hpd-gpio: specifies a GPIO used for hotplug detection |
| - nvidia,edid: supplies a binary EDID blob |
| - nvidia,panel: phandle of a display panel |
| |
| - hdmi: High Definition Multimedia Interface |
| |
| Required properties: |
| - compatible: "nvidia,tegra<chip>-hdmi" |
| - reg: Physical base address and length of the controller's registers. |
| - interrupts: The interrupt outputs from the controller. |
| - hdmi-supply: supply for the +5V HDMI connector pin |
| - 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 |
| - nvidia,hpd-gpio: specifies a GPIO used for hotplug detection |
| - nvidia,edid: supplies a binary EDID blob |
| - nvidia,panel: phandle of a display panel |
| |
| - tvo: TV encoder output |
| |
| Required properties: |
| - 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. |
| - lp |
| - 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 |
| - avdd-dsi-supply: phandle of a supply that powers the DSI controller |
| - nvidia,mipi-calibrate: Should contain a phandle and a specifier specifying |
| which pads are used by this DSI output and need to be calibrated. See also |
| ../display/tegra/nvidia,tegra114-mipi.txt. |
| |
| Optional properties: |
| - nvidia,ddc-i2c-bus: phandle of an I2C controller used for DDC EDID probing |
| - nvidia,hpd-gpio: specifies a GPIO used for hotplug detection |
| - nvidia,edid: supplies a binary EDID blob |
| - nvidia,panel: phandle of a display panel |
| - nvidia,ganged-mode: contains a phandle to a second DSI controller to gang |
| up with in order to support up to 8 data lanes |
| |
| - sor: serial output resource |
| |
| Required properties: |
| - compatible: Should be: |
| - "nvidia,tegra124-sor": for Tegra124 and Tegra132 |
| - "nvidia,tegra132-sor": for Tegra132 |
| - "nvidia,tegra210-sor": for Tegra210 |
| - "nvidia,tegra210-sor1": for Tegra210 |
| - 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: |
| - sor: clock input for the SOR hardware |
| - parent: input for the pixel clock |
| - dp: reference clock for the SOR clock |
| - safe: safe reference for the SOR clock during power up |
| - resets: Must contain an entry for each entry in reset-names. |
| See ../reset/reset.txt for details. |
| - reset-names: Must include the following entries: |
| - sor |
| |
| Optional properties: |
| - nvidia,ddc-i2c-bus: phandle of an I2C controller used for DDC EDID probing |
| - nvidia,hpd-gpio: specifies a GPIO used for hotplug detection |
| - nvidia,edid: supplies a binary EDID blob |
| - nvidia,panel: phandle of a display panel |
| |
| Optional properties when driving an eDP output: |
| - nvidia,dpaux: phandle to a DispayPort AUX interface |
| |
| - dpaux: DisplayPort AUX interface |
| - compatible: For Tegra124, must contain "nvidia,tegra124-dpaux". Otherwise, |
| must contain '"nvidia,<chip>-dpaux", "nvidia,tegra124-dpaux"', where |
| <chip> is tegra132. |
| - 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: |
| - dpaux: clock input for the DPAUX hardware |
| - parent: reference clock |
| - resets: Must contain an entry for each entry in reset-names. |
| See ../reset/reset.txt for details. |
| - reset-names: Must include the following entries: |
| - dpaux |
| - vdd-supply: phandle of a supply that powers the DisplayPort link |
| |
| Example: |
| |
| / { |
| ... |
| |
| host1x { |
| compatible = "nvidia,tegra20-host1x", "simple-bus"; |
| 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>; |
| |
| ranges = <0x54000000 0x54000000 0x04000000>; |
| |
| mpe { |
| 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 = "dc", "parent"; |
| resets = <&tegra_car 27>; |
| reset-names = "dc"; |
| |
| rgb { |
| status = "disabled"; |
| }; |
| }; |
| |
| dc@54240000 { |
| 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 = "dc", "parent"; |
| resets = <&tegra_car 26>; |
| reset-names = "dc"; |
| |
| rgb { |
| status = "disabled"; |
| }; |
| }; |
| |
| hdmi { |
| 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"; |
| }; |
| |
| tvo { |
| 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"; |
| }; |
| }; |
| |
| ... |
| }; |