[v4,2/4] dt-bindings: display: mediatek: get mipitx calibration data from nvmem
diff mbox series

Message ID 20200331082725.81048-3-jitao.shi@mediatek.com
State New
Headers show
Series
  • Config mipi tx current and impedance
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Commit Message

Jitao Shi March 31, 2020, 8:27 a.m. UTC
Add properties to get get mipitx calibration data.

Reviewed-by: Rob Herring <robh@kernel.org>
Signed-off-by: Jitao Shi <jitao.shi@mediatek.com>
---
 .../devicetree/bindings/display/mediatek/mediatek,dsi.txt    | 5 +++++
 1 file changed, 5 insertions(+)

Comments

Chun-Kuang Hu April 4, 2020, 2:19 p.m. UTC | #1
Hi, Jitao:

Jitao Shi <jitao.shi@mediatek.com> 於 2020年3月31日 週二 下午4:28寫道:
>
> Add properties to get get mipitx calibration data.

Reviewed-by: Chun-Kuang Hu <chunkuang.hu@kernel.org>

>
> Reviewed-by: Rob Herring <robh@kernel.org>
> Signed-off-by: Jitao Shi <jitao.shi@mediatek.com>
> ---
>  .../devicetree/bindings/display/mediatek/mediatek,dsi.txt    | 5 +++++
>  1 file changed, 5 insertions(+)
>
> diff --git a/Documentation/devicetree/bindings/display/mediatek/mediatek,dsi.txt b/Documentation/devicetree/bindings/display/mediatek/mediatek,dsi.txt
> index d78b6d6d8fab..8e4729de8c85 100644
> --- a/Documentation/devicetree/bindings/display/mediatek/mediatek,dsi.txt
> +++ b/Documentation/devicetree/bindings/display/mediatek/mediatek,dsi.txt
> @@ -36,6 +36,9 @@ Required properties:
>  Optional properties:
>  - drive-strength-microamp: adjust driving current, should be 3000 ~ 6000. And
>                                                    the step is 200.
> +- nvmem-cells: A phandle to the calibration data provided by a nvmem device. If
> +               unspecified default values shall be used.
> +- nvmem-cell-names: Should be "calibration-data"
>
>  Example:
>
> @@ -47,6 +50,8 @@ mipi_tx0: mipi-dphy@10215000 {
>         #clock-cells = <0>;
>         #phy-cells = <0>;
>         drive-strength-microamp = <4600>;
> +       nvmem-cells= <&mipi_tx_calibration>;
> +       nvmem-cell-names = "calibration-data";
>  };
>
>  dsi0: dsi@1401b000 {
> --
> 2.21.0
> _______________________________________________
> dri-devel mailing list
> dri-devel@lists.freedesktop.org
> https://lists.freedesktop.org/mailman/listinfo/dri-devel

Patch
diff mbox series

diff --git a/Documentation/devicetree/bindings/display/mediatek/mediatek,dsi.txt b/Documentation/devicetree/bindings/display/mediatek/mediatek,dsi.txt
index d78b6d6d8fab..8e4729de8c85 100644
--- a/Documentation/devicetree/bindings/display/mediatek/mediatek,dsi.txt
+++ b/Documentation/devicetree/bindings/display/mediatek/mediatek,dsi.txt
@@ -36,6 +36,9 @@  Required properties:
 Optional properties:
 - drive-strength-microamp: adjust driving current, should be 3000 ~ 6000. And
 						   the step is 200.
+- nvmem-cells: A phandle to the calibration data provided by a nvmem device. If
+               unspecified default values shall be used.
+- nvmem-cell-names: Should be "calibration-data"
 
 Example:
 
@@ -47,6 +50,8 @@  mipi_tx0: mipi-dphy@10215000 {
 	#clock-cells = <0>;
 	#phy-cells = <0>;
 	drive-strength-microamp = <4600>;
+	nvmem-cells= <&mipi_tx_calibration>;
+	nvmem-cell-names = "calibration-data";
 };
 
 dsi0: dsi@1401b000 {