Commit 302cee36 authored by Eric Anholt's avatar Eric Anholt

dt-bindings: Document the VC4 DSI module nodes.

These are part of the vc4 display pipeline.
Signed-off-by: default avatarEric Anholt <eric@anholt.net>
Acked-by: default avatarRob Herring <robh@kernel.org>
Link: http://patchwork.freedesktop.org/patch/msgid/20161214194621.16499-7-eric@anholt.net
parent a86773d1
...@@ -56,6 +56,18 @@ Required properties for V3D: ...@@ -56,6 +56,18 @@ Required properties for V3D:
- interrupts: The interrupt number - interrupts: The interrupt number
See bindings/interrupt-controller/brcm,bcm2835-armctrl-ic.txt 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 [1] Documentation/devicetree/bindings/media/video-interfaces.txt
Example: Example:
...@@ -99,6 +111,29 @@ dpi: dpi@7e208000 { ...@@ -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 { vec: vec@7e806000 {
compatible = "brcm,bcm2835-vec"; compatible = "brcm,bcm2835-vec";
reg = <0x7e806000 0x1000>; reg = <0x7e806000 0x1000>;
......
Markdown is supported
0%
or
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment