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author | Eric Anholt <eric@anholt.net> | 2016-12-14 11:46:16 -0800 |
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committer | Eric Anholt <eric@anholt.net> | 2017-02-01 12:51:22 -0800 |
commit | 302cee3648ba1a7322b77511de9112e61a1bfff8 (patch) | |
tree | 9ad4bb157eaf663616d32b1dcb65264d7b764d48 /Documentation | |
parent | a86773d120d75569d151b95ac8e0df657d4bfe48 (diff) | |
download | linux-stable-302cee3648ba1a7322b77511de9112e61a1bfff8.tar.gz linux-stable-302cee3648ba1a7322b77511de9112e61a1bfff8.tar.bz2 linux-stable-302cee3648ba1a7322b77511de9112e61a1bfff8.zip |
dt-bindings: Document the VC4 DSI module nodes.
These are part of the vc4 display pipeline.
Signed-off-by: Eric Anholt <eric@anholt.net>
Acked-by: Rob Herring <robh@kernel.org>
Link: http://patchwork.freedesktop.org/patch/msgid/20161214194621.16499-7-eric@anholt.net
Diffstat (limited to 'Documentation')
-rw-r--r-- | Documentation/devicetree/bindings/display/brcm,bcm-vc4.txt | 35 |
1 files changed, 35 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/display/brcm,bcm-vc4.txt b/Documentation/devicetree/bindings/display/brcm,bcm-vc4.txt index e2768703ac2b..34c7fddcea39 100644 --- a/Documentation/devicetree/bindings/display/brcm,bcm-vc4.txt +++ b/Documentation/devicetree/bindings/display/brcm,bcm-vc4.txt @@ -56,6 +56,18 @@ Required properties for V3D: - interrupts: The interrupt number See bindings/interrupt-controller/brcm,bcm2835-armctrl-ic.txt +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 + [1] Documentation/devicetree/bindings/media/video-interfaces.txt Example: @@ -99,6 +111,29 @@ dpi: dpi@7e208000 { }; }; +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>; |