Messages in this thread Patch in this message | | | From | Eric Anholt <> | Subject | [PATCH 1/3] dt-bindings: Document the dmas and dma-names properties for VC4 HDMI | Date | Tue, 7 Feb 2017 13:07:01 -0800 |
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From: Boris Brezillon <boris.brezillon@free-electrons.com>
These are optional, but necessary for HDMI audio support.
Signed-off-by: Boris Brezillon <boris.brezillon@free-electrons.com> Signed-off-by: Eric Anholt <eric@anholt.net> --- Documentation/devicetree/bindings/display/brcm,bcm-vc4.txt | 3 +++ 1 file changed, 3 insertions(+)
diff --git a/Documentation/devicetree/bindings/display/brcm,bcm-vc4.txt b/Documentation/devicetree/bindings/display/brcm,bcm-vc4.txt index 34c7fddcea39..ca02d3e4db91 100644 --- a/Documentation/devicetree/bindings/display/brcm,bcm-vc4.txt +++ b/Documentation/devicetree/bindings/display/brcm,bcm-vc4.txt @@ -34,6 +34,9 @@ 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" -- 2.11.0
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