diff mbox series

[14/21] dt-bindings: pinctrl: adi,adsp-pinctrl: add bindings

Message ID 20240912-test-v1-14-458fa57c8ccf@analog.com (mailing list archive)
State New
Headers show
Series Adding support of ADI ARMv8 ADSP-SC598 SoC. | expand

Commit Message

Arturs Artamonovs via B4 Relay Sept. 12, 2024, 6:24 p.m. UTC
From: Arturs Artamonovs <arturs.artamonovs@analog.com>

Add PINCTRL driver bindings.

Signed-off-by: Arturs Artamonovs <Arturs.Artamonovs@analog.com>
Co-developed-by: Nathan Barrett-Morrison <nathan.morrison@timesys.com>
Signed-off-by: Nathan Barrett-Morrison <nathan.morrison@timesys.com>
Co-developed-by: Greg Malysa <greg.malysa@timesys.com>
Signed-off-by: Greg Malysa <greg.malysa@timesys.com>
---
 .../bindings/pinctrl/adi,adsp-pinctrl.yaml         | 83 ++++++++++++++++++++++
 include/dt-bindings/pinctrl/adi-adsp.h             | 19 +++++
 2 files changed, 102 insertions(+)

Comments

Rob Herring (Arm) Sept. 13, 2024, 10:09 p.m. UTC | #1
On Thu, Sep 12, 2024 at 07:24:59PM +0100, Arturs Artamonovs wrote:
> Add PINCTRL driver bindings.
> 
> Signed-off-by: Arturs Artamonovs <Arturs.Artamonovs@analog.com>
> Co-developed-by: Nathan Barrett-Morrison <nathan.morrison@timesys.com>
> Signed-off-by: Nathan Barrett-Morrison <nathan.morrison@timesys.com>
> Co-developed-by: Greg Malysa <greg.malysa@timesys.com>
> Signed-off-by: Greg Malysa <greg.malysa@timesys.com>
> ---
>  .../bindings/pinctrl/adi,adsp-pinctrl.yaml         | 83 ++++++++++++++++++++++
>  include/dt-bindings/pinctrl/adi-adsp.h             | 19 +++++
>  2 files changed, 102 insertions(+)
> 
> diff --git a/Documentation/devicetree/bindings/pinctrl/adi,adsp-pinctrl.yaml b/Documentation/devicetree/bindings/pinctrl/adi,adsp-pinctrl.yaml
> new file mode 100644
> index 0000000000000000000000000000000000000000..073442b4f680bf536f631b4c17a1d3195c2233d6
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/pinctrl/adi,adsp-pinctrl.yaml
> @@ -0,0 +1,83 @@
> +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/pinctrl/adi,adsp-pinctrl.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: Analog Devices Pinmuxing Control for SC5XX Processor Family
> +
> +maintainers:
> +  - Arturs Artamonovs <arturs.artamonovs@analog.com>
> +  - Utsav Agarwal <Utsav.Agarwal@analog.com>
> +
> +description: |
> +  Pinmuxing Control Driver for Configuring Processor Pins/Pads
> +
> +properties:
> +  compatible:
> +    enum:
> +      - adi,adsp-pinctrl
> +
> +  "#address-cells":
> +    const: 1
> +
> +  "#size-cells":
> +    const: 1
> +
> +  reg:
> +    maxItems: 1
> +
> +  "adi,port-sizes":

Don't need quotes.

> +    $ref: /schemas/types.yaml#/definitions/uint32-array
> +    maxItems: 9
> +    description: Space delimited integer list denoting number of pins per port
> +      Ports A-I exist, so this is up to 9 items long

No constraints on the entries?

> +
> +  "adi,no-drive-strength":
> +    type: boolean
> +    description: Indicate missing drive strength registers
> +
> +  "adi,no-pull-up-down":
> +    type: boolean
> +    description: Indicate missing pull up/down enable registers
> +
> +patternProperties:
> +  '-pins$':
> +    type: object
> +    additionalProperties: false
> +
> +    properties:
> +      pins:
> +        type: object
> +        description: |
> +          A pinctrl node should contain a pin property, specifying the actual
> +          pins to use.
> +
> +        properties:
> +          pinmux:
> +            $ref: /schemas/types.yaml#/definitions/uint32-array
> +            description: |
> +              pinmux is used to specify which of the available functionalities
> +              for a given pin are actually used.
> +
> +        additionalProperties: false
> +
> +required:
> +  - compatible
> +  - "#address-cells"
> +  - "#size-cells"
> +  - reg
> +  - "adi,port-sizes"
> +
> +additionalProperties: false
> +
> +examples:
> +  - |
> +    pinctrl0: pinctrl@31004600 {
> +      compatible = "adi,adsp-pinctrl";
> +      #address-cells = <1>;
> +      #size-cells = <1>;
> +      reg = <0x31004600 0x400>;
> +      adi,port-sizes = <16 16 16 16 16 16 16 16 7>;
> +    };
> +
> diff --git a/include/dt-bindings/pinctrl/adi-adsp.h b/include/dt-bindings/pinctrl/adi-adsp.h
> new file mode 100644
> index 0000000000000000000000000000000000000000..dc5b86a0d9190acdd242a6ba4972c3aac7a61821
> --- /dev/null
> +++ b/include/dt-bindings/pinctrl/adi-adsp.h
> @@ -0,0 +1,19 @@
> +/* SPDX-License-Identifier: GPL-2.0*/

Missing space                         ^

New bindings should be dual licensed.


> +/*
> + * Macros for populating pinmux properties on the pincontroller
> + *
> + * Copyright 2022-2024 - Analog Devices Inc.
> + */
> +
> +#ifndef DT_BINDINGS_PINCTRL_ADI_ADSP_H
> +#define DT_BINDINGS_PINCTRL_ADI_ADSP_H
> +
> +#define ADI_ADSP_PINFUNC_GPIO     0
> +#define ADI_ADSP_PINFUNC_ALT0     1
> +#define ADI_ADSP_PINFUNC_ALT1     2
> +#define ADI_ADSP_PINFUNC_ALT2     3
> +#define ADI_ADSP_PINFUNC_ALT3     4
> +
> +#define ADI_ADSP_PINMUX(port, pin, func) ((((port - 'A')*16 + pin) << 8) + func)
> +
> +#endif
> 
> -- 
> 2.25.1
>
diff mbox series

Patch

diff --git a/Documentation/devicetree/bindings/pinctrl/adi,adsp-pinctrl.yaml b/Documentation/devicetree/bindings/pinctrl/adi,adsp-pinctrl.yaml
new file mode 100644
index 0000000000000000000000000000000000000000..073442b4f680bf536f631b4c17a1d3195c2233d6
--- /dev/null
+++ b/Documentation/devicetree/bindings/pinctrl/adi,adsp-pinctrl.yaml
@@ -0,0 +1,83 @@ 
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/pinctrl/adi,adsp-pinctrl.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Analog Devices Pinmuxing Control for SC5XX Processor Family
+
+maintainers:
+  - Arturs Artamonovs <arturs.artamonovs@analog.com>
+  - Utsav Agarwal <Utsav.Agarwal@analog.com>
+
+description: |
+  Pinmuxing Control Driver for Configuring Processor Pins/Pads
+
+properties:
+  compatible:
+    enum:
+      - adi,adsp-pinctrl
+
+  "#address-cells":
+    const: 1
+
+  "#size-cells":
+    const: 1
+
+  reg:
+    maxItems: 1
+
+  "adi,port-sizes":
+    $ref: /schemas/types.yaml#/definitions/uint32-array
+    maxItems: 9
+    description: Space delimited integer list denoting number of pins per port
+      Ports A-I exist, so this is up to 9 items long
+
+  "adi,no-drive-strength":
+    type: boolean
+    description: Indicate missing drive strength registers
+
+  "adi,no-pull-up-down":
+    type: boolean
+    description: Indicate missing pull up/down enable registers
+
+patternProperties:
+  '-pins$':
+    type: object
+    additionalProperties: false
+
+    properties:
+      pins:
+        type: object
+        description: |
+          A pinctrl node should contain a pin property, specifying the actual
+          pins to use.
+
+        properties:
+          pinmux:
+            $ref: /schemas/types.yaml#/definitions/uint32-array
+            description: |
+              pinmux is used to specify which of the available functionalities
+              for a given pin are actually used.
+
+        additionalProperties: false
+
+required:
+  - compatible
+  - "#address-cells"
+  - "#size-cells"
+  - reg
+  - "adi,port-sizes"
+
+additionalProperties: false
+
+examples:
+  - |
+    pinctrl0: pinctrl@31004600 {
+      compatible = "adi,adsp-pinctrl";
+      #address-cells = <1>;
+      #size-cells = <1>;
+      reg = <0x31004600 0x400>;
+      adi,port-sizes = <16 16 16 16 16 16 16 16 7>;
+    };
+
diff --git a/include/dt-bindings/pinctrl/adi-adsp.h b/include/dt-bindings/pinctrl/adi-adsp.h
new file mode 100644
index 0000000000000000000000000000000000000000..dc5b86a0d9190acdd242a6ba4972c3aac7a61821
--- /dev/null
+++ b/include/dt-bindings/pinctrl/adi-adsp.h
@@ -0,0 +1,19 @@ 
+/* SPDX-License-Identifier: GPL-2.0*/
+/*
+ * Macros for populating pinmux properties on the pincontroller
+ *
+ * Copyright 2022-2024 - Analog Devices Inc.
+ */
+
+#ifndef DT_BINDINGS_PINCTRL_ADI_ADSP_H
+#define DT_BINDINGS_PINCTRL_ADI_ADSP_H
+
+#define ADI_ADSP_PINFUNC_GPIO     0
+#define ADI_ADSP_PINFUNC_ALT0     1
+#define ADI_ADSP_PINFUNC_ALT1     2
+#define ADI_ADSP_PINFUNC_ALT2     3
+#define ADI_ADSP_PINFUNC_ALT3     4
+
+#define ADI_ADSP_PINMUX(port, pin, func) ((((port - 'A')*16 + pin) << 8) + func)
+
+#endif