diff mbox

[v3,7/7] dt-bindings: tda998x: add the calibration gpio

Message ID E1f5Vj1-0002Lx-Hz@rmk-PC.armlinux.org.uk (mailing list archive)
State New, archived
Headers show

Commit Message

Russell King (Oracle) April 9, 2018, 12:16 p.m. UTC 
Add the optional calibration gpio for integrated TDA9950 CEC support.
This GPIO corresponds with the interrupt from the TDA998x, as the
calibration requires driving the interrupt pin low.

Reviewed-by: Rob Herring <robh@kernel.org>
Signed-off-by: Russell King <rmk+kernel@armlinux.org.uk>
---
 Documentation/devicetree/bindings/display/bridge/tda998x.txt | 3 +++
 1 file changed, 3 insertions(+)

Comments

Hans Verkuil April 24, 2018, 9:27 a.m. UTC | #1 
On 04/09/18 14:16, Russell King wrote:
> Add the optional calibration gpio for integrated TDA9950 CEC support.
> This GPIO corresponds with the interrupt from the TDA998x, as the
> calibration requires driving the interrupt pin low.
> 
> Reviewed-by: Rob Herring <robh@kernel.org>
> Signed-off-by: Russell King <rmk+kernel@armlinux.org.uk>

Acked-by: Hans Verkuil <hans.verkuil@cisco.com>

Regards,

	Hans

> ---
>  Documentation/devicetree/bindings/display/bridge/tda998x.txt | 3 +++
>  1 file changed, 3 insertions(+)
> 
> diff --git a/Documentation/devicetree/bindings/display/bridge/tda998x.txt b/Documentation/devicetree/bindings/display/bridge/tda998x.txt
> index 24cc2466185a..1a4eaca40d94 100644
> --- a/Documentation/devicetree/bindings/display/bridge/tda998x.txt
> +++ b/Documentation/devicetree/bindings/display/bridge/tda998x.txt
> @@ -27,6 +27,9 @@ Required properties;
>  	in question is used. The implementation allows one or two DAIs. If two
>  	DAIs are defined, they must be of different type.
>  
> +  - nxp,calib-gpios: calibration GPIO, which must correspond with the
> +	gpio used for the TDA998x interrupt pin.
> +
>  [1] Documentation/sound/alsa/soc/DAI.txt
>  [2] include/dt-bindings/display/tda998x.h
>  
>
diff mbox

Patch

diff --git a/Documentation/devicetree/bindings/display/bridge/tda998x.txt b/Documentation/devicetree/bindings/display/bridge/tda998x.txt
index 24cc2466185a..1a4eaca40d94 100644
--- a/Documentation/devicetree/bindings/display/bridge/tda998x.txt
+++ b/Documentation/devicetree/bindings/display/bridge/tda998x.txt
@@ -27,6 +27,9 @@  Required properties;
 	in question is used. The implementation allows one or two DAIs. If two
 	DAIs are defined, they must be of different type.
 
+  - nxp,calib-gpios: calibration GPIO, which must correspond with the
+	gpio used for the TDA998x interrupt pin.
+
 [1] Documentation/sound/alsa/soc/DAI.txt
 [2] include/dt-bindings/display/tda998x.h