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[1/3] dt-bindings: Document the dmas and dma-names properties for VC4 HDMI

Message ID 20170207210703.7082-1-eric@anholt.net (mailing list archive)
State New, archived
Headers show

Commit Message

Eric Anholt Feb. 7, 2017, 9:07 p.m. UTC 
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(+)

Comments

Rob Herring (Arm) Feb. 15, 2017, 10:48 p.m. UTC | #1 
On Tue, Feb 07, 2017 at 01:07:01PM -0800, Eric Anholt wrote:
> 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(+)

Acked-by: Rob Herring <robh@kernel.org>
diff mbox

Patch

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"