diff mbox series

[v2,1/3] dt-bindings: reset: add schema for imx8ulp SIM reset

Message ID 20240609125901.76274-2-laurentiumihalcea111@gmail.com (mailing list archive)
State Superseded
Headers show
Series Add support for imx8ulp's SIM | expand

Commit Message

Laurentiu Mihalcea June 9, 2024, 12:58 p.m. UTC
From: Laurentiu Mihalcea <laurentiu.mihalcea@nxp.com>

Add schema for imx8ulp's SIM reset controller.

Signed-off-by: Liu Ying <victor.liu@nxp.com>
Signed-off-by: Laurentiu Mihalcea <laurentiu.mihalcea@nxp.com>
---
 .../bindings/reset/nxp,imx8ulp-sim-reset.yaml | 68 +++++++++++++++++++
 1 file changed, 68 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/reset/nxp,imx8ulp-sim-reset.yaml

Comments

Krzysztof Kozlowski June 10, 2024, 8:59 a.m. UTC | #1
On 09/06/2024 14:58, Laurentiu Mihalcea wrote:
> From: Laurentiu Mihalcea <laurentiu.mihalcea@nxp.com>
> 
> Add schema for imx8ulp's SIM reset controller.
> 
> Signed-off-by: Liu Ying <victor.liu@nxp.com>
> Signed-off-by: Laurentiu Mihalcea <laurentiu.mihalcea@nxp.com>

> ---
>  .../bindings/reset/nxp,imx8ulp-sim-reset.yaml | 68 +++++++++++++++++++
>  1 file changed, 68 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/reset/nxp,imx8ulp-sim-reset.yaml
> 
> diff --git a/Documentation/devicetree/bindings/reset/nxp,imx8ulp-sim-reset.yaml b/Documentation/devicetree/bindings/reset/nxp,imx8ulp-sim-reset.yaml
> new file mode 100644
> index 000000000000..e7faec55ff36
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/reset/nxp,imx8ulp-sim-reset.yaml

Use compatible as filename.

> @@ -0,0 +1,68 @@
> +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/reset/nxp,imx8ulp-sim-reset.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: NXP i.MX8ULP System Integration Module Reset Controller
> +
> +maintainers:
> +  - Liu Ying <victor.liu@nxp.com>
> +
> +description: |

Do not need '|' unless you need to preserve formatting.


> +  Some instances of i.MX8ULP's SIM may offer control
> +  over the reset of some components of a certain domain
> +  (e.g: AVD-SIM).
> +
> +properties:
> +  compatible:
> +    items:
> +      - enum:
> +          - nxp,imx8ulp-avd-sim-reset
> +      - const: syscon
> +
> +  reg:
> +    maxItems: 1
> +
> +  clocks:
> +    maxItems: 1
> +
> +  '#reset-cells':
> +    const: 1
> +
> +  mux-controller:
> +    $ref: ../mux/reg-mux.yaml

Full path, so /schemas/mux/reg-mux.yaml#

> +
> +required:
> +  - compatible
> +  - reg
> +  - '#reset-cells'
> +
> +allOf:
> +  - if:
> +      properties:
> +        compatible:
> +          contains:
> +            const: nxp,imx8ulp-avd-sim-reset
> +    then:
> +      required:
> +        - mux-controller
> +        - clocks

This does not make much sense. You do not have other variants.

> +
> +additionalProperties: false


Best regards,
Krzysztof
diff mbox series

Patch

diff --git a/Documentation/devicetree/bindings/reset/nxp,imx8ulp-sim-reset.yaml b/Documentation/devicetree/bindings/reset/nxp,imx8ulp-sim-reset.yaml
new file mode 100644
index 000000000000..e7faec55ff36
--- /dev/null
+++ b/Documentation/devicetree/bindings/reset/nxp,imx8ulp-sim-reset.yaml
@@ -0,0 +1,68 @@ 
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/reset/nxp,imx8ulp-sim-reset.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: NXP i.MX8ULP System Integration Module Reset Controller
+
+maintainers:
+  - Liu Ying <victor.liu@nxp.com>
+
+description: |
+  Some instances of i.MX8ULP's SIM may offer control
+  over the reset of some components of a certain domain
+  (e.g: AVD-SIM).
+
+properties:
+  compatible:
+    items:
+      - enum:
+          - nxp,imx8ulp-avd-sim-reset
+      - const: syscon
+
+  reg:
+    maxItems: 1
+
+  clocks:
+    maxItems: 1
+
+  '#reset-cells':
+    const: 1
+
+  mux-controller:
+    $ref: ../mux/reg-mux.yaml
+
+required:
+  - compatible
+  - reg
+  - '#reset-cells'
+
+allOf:
+  - if:
+      properties:
+        compatible:
+          contains:
+            const: nxp,imx8ulp-avd-sim-reset
+    then:
+      required:
+        - mux-controller
+        - clocks
+
+additionalProperties: false
+
+examples:
+  - |
+    #include <dt-bindings/clock/imx8ulp-clock.h>
+    syscon@2da50000 {
+      compatible = "nxp,imx8ulp-avd-sim-reset", "syscon";
+      reg = <0x2da50000 0x38>;
+      clocks = <&pcc5 IMX8ULP_CLK_AVD_SIM>;
+      #reset-cells = <1>;
+
+      mux-controller {
+        compatible = "mmio-mux";
+        #mux-control-cells = <1>;
+        mux-reg-masks = <0x8 0x00000200>;
+      };
+    };