[V2,1/2] dt-bindings: phy: add binding for the i.MX8MP HDMI PHY

Commit Message

Adam Ford Jan. 6, 2024, 10:19 p.m. UTC

From: Lucas Stach <[e-mail]>

Add a DT binding for the HDMI PHY found on the i.MX8MP SoC.

Signed-off-by: Lucas Stach <[e-mail]>
Signed-off-by: Adam Ford <[e-mail]>

---
V2:  Rebase on Linux-Next
     Fix bot error due to the word 'binding' being in the description
     Add phy-cells to the required list

Comments

Krzysztof Kozlowski Jan. 7, 2024, 10:54 a.m. UTC | #1

On 06/01/2024 23:19, Adam Ford wrote:
> From: Lucas Stach <[e-mail]>
> 
> Add a DT binding for the HDMI PHY found on the i.MX8MP SoC.
> 
> Signed-off-by: Lucas Stach <[e-mail]>


> +
> +  reg:
> +    maxItems: 1
> +
> +  "#clock-cells":
> +    const: 0
> +
> +  clocks:
> +    minItems: 2

If there is going to be new version/resend:

drop, maxItems is enough

Anyway:

Reviewed-by: Krzysztof Kozlowski <[e-mail]>


> +    maxItems: 2
> +


Best regards,
Krzysztof

Patch

diff --git a/Documentation/devicetree/bindings/phy/fsl,imx8mp-hdmi-phy.yaml b/Documentation/devicetree/bindings/phy/fsl,imx8mp-hdmi-phy.yaml
new file mode 100644
index 000000000000..d1b941b48151
--- /dev/null
+++ b/Documentation/devicetree/bindings/phy/fsl,imx8mp-hdmi-phy.yaml
@@ -0,0 +1,63 @@ 
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/phy/fsl,imx8mp-hdmi-phy.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Freescale i.MX8MP HDMI PHY
+
+maintainers:
+  - Lucas Stach <[e-mail]>
+
+properties:
+  compatible:
+    enum:
+      - fsl,imx8mp-hdmi-phy
+
+  reg:
+    maxItems: 1
+
+  "#clock-cells":
+    const: 0
+
+  clocks:
+    minItems: 2
+    maxItems: 2
+
+  clock-names:
+    items:
+      - const: apb
+      - const: ref
+
+  "#phy-cells":
+    const: 0
+
+  power-domains:
+    maxItems: 1
+
+required:
+  - compatible
+  - reg
+  - "#clock-cells"
+  - clocks
+  - clock-names
+  - "#phy-cells"
+  - power-domains
+
+additionalProperties: false
+
+examples:
+  - |
+    #include <dt-bindings/clock/imx8mp-clock.h>
+    #include <dt-bindings/power/imx8mp-power.h>
+
+    phy@32fdff00 {
+        compatible = "fsl,imx8mp-hdmi-phy";
+        reg = <0x32fdff00 0x100>;
+        clocks = <&clk IMX8MP_CLK_HDMI_APB>,
+                 <&clk IMX8MP_CLK_HDMI_24M>;
+        clock-names = "apb", "ref";
+        power-domains = <&hdmi_blk_ctrl IMX8MP_HDMIBLK_PD_HDMI_TX_PHY>;
+        #clock-cells = <0>;
+        #phy-cells = <0>;
+    };