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Diffstat (limited to 'Documentation/devicetree/bindings/display/brcm,bcm-vc4.txt')
-rw-r--r-- | Documentation/devicetree/bindings/display/brcm,bcm-vc4.txt | 174 |
1 files changed, 0 insertions, 174 deletions
diff --git a/Documentation/devicetree/bindings/display/brcm,bcm-vc4.txt b/Documentation/devicetree/bindings/display/brcm,bcm-vc4.txt deleted file mode 100644 index 26649b4c4dd8..000000000000 --- a/Documentation/devicetree/bindings/display/brcm,bcm-vc4.txt +++ /dev/null @@ -1,174 +0,0 @@ -Broadcom VC4 (VideoCore4) GPU - -The VC4 device present on the Raspberry Pi includes a display system -with HDMI output and the HVS (Hardware Video Scaler) for compositing -display planes. - -Required properties for VC4: -- compatible: Should be "brcm,bcm2835-vc4" or "brcm,cygnus-vc4" - -Required properties for Pixel Valve: -- compatible: Should be one of "brcm,bcm2835-pixelvalve0", - "brcm,bcm2835-pixelvalve1", or "brcm,bcm2835-pixelvalve2" -- reg: Physical base address and length of the PV's registers -- interrupts: The interrupt number - See bindings/interrupt-controller/brcm,bcm2835-armctrl-ic.txt - -Required properties for HVS: -- compatible: Should be "brcm,bcm2835-hvs" -- reg: Physical base address and length of the HVS's registers -- interrupts: The interrupt number - See bindings/interrupt-controller/brcm,bcm2835-armctrl-ic.txt - -Required properties for HDMI -- compatible: Should be "brcm,bcm2835-hdmi" -- reg: Physical base address and length of the two register ranges - ("HDMI" and "HD", in that order) -- interrupts: The interrupt numbers - See bindings/interrupt-controller/brcm,bcm2835-armctrl-ic.txt -- ddc: phandle of the I2C controller used for DDC EDID probing -- clocks: a) hdmi: The HDMI state machine clock - b) pixel: The pixel clock. - -Optional properties for HDMI: -- hpd-gpios: The GPIO pin for HDMI hotplug detect (if it doesn't appear - as an interrupt/status bit in the HDMI controller - itself). See bindings/pinctrl/brcm,bcm2835-gpio.txt -- dmas: Should contain one entry pointing to the DMA channel used to - transfer audio data -- dma-names: Should contain "audio-rx" - -Required properties for DPI: -- compatible: Should be "brcm,bcm2835-dpi" -- reg: Physical base address and length of the registers -- clocks: a) core: The core clock the unit runs on - b) pixel: The pixel clock that feeds the pixelvalve -- port: Port node with a single endpoint connecting to the panel - device, as defined in [1] - -Required properties for VEC: -- compatible: Should be "brcm,bcm2835-vec" -- reg: Physical base address and length of the registers -- clocks: The core clock the unit runs on -- interrupts: The interrupt number - See bindings/interrupt-controller/brcm,bcm2835-armctrl-ic.txt - -Required properties for V3D: -- compatible: Should be "brcm,bcm2835-v3d" or "brcm,cygnus-v3d" -- reg: Physical base address and length of the V3D's registers -- interrupts: The interrupt number - See bindings/interrupt-controller/brcm,bcm2835-armctrl-ic.txt - -Optional properties for V3D: -- clocks: The clock the unit runs on - -Required properties for DSI: -- compatible: Should be "brcm,bcm2835-dsi0" or "brcm,bcm2835-dsi1" -- reg: Physical base address and length of the DSI block's registers -- interrupts: The interrupt number - See bindings/interrupt-controller/brcm,bcm2835-armctrl-ic.txt -- clocks: a) phy: The DSI PLL clock feeding the DSI analog PHY - b) escape: The DSI ESC clock from CPRMAN - c) pixel: The DSI pixel clock from CPRMAN -- clock-output-names: - The 3 clocks output from the DSI analog PHY: dsi[01]_byte, - dsi[01]_ddr2, and dsi[01]_ddr - -Required properties for the TXP (writeback) block: -- compatible: Should be "brcm,bcm2835-txp" -- reg: Physical base address and length of the TXP block's registers -- interrupts: The interrupt number - See bindings/interrupt-controller/brcm,bcm2835-armctrl-ic.txt - -[1] Documentation/devicetree/bindings/media/video-interfaces.txt - -Example: -pixelvalve@7e807000 { - compatible = "brcm,bcm2835-pixelvalve2"; - reg = <0x7e807000 0x100>; - interrupts = <2 10>; /* pixelvalve */ -}; - -hvs@7e400000 { - compatible = "brcm,bcm2835-hvs"; - reg = <0x7e400000 0x6000>; - interrupts = <2 1>; -}; - -hdmi: hdmi@7e902000 { - compatible = "brcm,bcm2835-hdmi"; - reg = <0x7e902000 0x600>, - <0x7e808000 0x100>; - interrupts = <2 8>, <2 9>; - ddc = <&i2c2>; - hpd-gpios = <&gpio 46 GPIO_ACTIVE_HIGH>; - clocks = <&clocks BCM2835_PLLH_PIX>, - <&clocks BCM2835_CLOCK_HSM>; - clock-names = "pixel", "hdmi"; -}; - -dpi: dpi@7e208000 { - compatible = "brcm,bcm2835-dpi"; - reg = <0x7e208000 0x8c>; - clocks = <&clocks BCM2835_CLOCK_VPU>, - <&clocks BCM2835_CLOCK_DPI>; - clock-names = "core", "pixel"; - #address-cells = <1>; - #size-cells = <0>; - - port { - dpi_out: endpoint@0 { - remote-endpoint = <&panel_in>; - }; - }; -}; - -dsi1: dsi@7e700000 { - compatible = "brcm,bcm2835-dsi1"; - reg = <0x7e700000 0x8c>; - interrupts = <2 12>; - #address-cells = <1>; - #size-cells = <0>; - #clock-cells = <1>; - - clocks = <&clocks BCM2835_PLLD_DSI1>, - <&clocks BCM2835_CLOCK_DSI1E>, - <&clocks BCM2835_CLOCK_DSI1P>; - clock-names = "phy", "escape", "pixel"; - - clock-output-names = "dsi1_byte", "dsi1_ddr2", "dsi1_ddr"; - - pitouchscreen: panel@0 { - compatible = "raspberrypi,touchscreen"; - reg = <0>; - - <...> - }; -}; - -vec: vec@7e806000 { - compatible = "brcm,bcm2835-vec"; - reg = <0x7e806000 0x1000>; - clocks = <&clocks BCM2835_CLOCK_VEC>; - interrupts = <2 27>; -}; - -v3d: v3d@7ec00000 { - compatible = "brcm,bcm2835-v3d"; - reg = <0x7ec00000 0x1000>; - interrupts = <1 10>; -}; - -vc4: gpu { - compatible = "brcm,bcm2835-vc4"; -}; - -panel: panel { - compatible = "ontat,yx700wv03", "simple-panel"; - - port { - panel_in: endpoint { - remote-endpoint = <&dpi_out>; - }; - }; -}; |