linux-kernel - [PATCH v5 12/39] dt-bindings: pwm: Add Cirrus EP93xx

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Message-Id: <20231122-ep93xx-v5-12-d59a76d5df29@maquefel.me>
Date:   Wed, 22 Nov 2023 11:59:50 +0300
From:   Nikita Shubin via B4 Relay 
        <devnull+nikita.shubin.maquefel.me@...nel.org>
To:     Thierry Reding <thierry.reding@...il.com>,
        Uwe Kleine-König <u.kleine-koenig@...gutronix.de>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Conor Dooley <conor+dt@...nel.org>,
        Alexander Sverdlin <alexander.sverdlin@...il.com>,
        Nikita Shubin <nikita.shubin@...uefel.me>
Cc:     linux-pwm@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org,
        Alexander Sverdlin <alexander.sverdlin@...il.com>
Subject: [PATCH v5 12/39] dt-bindings: pwm: Add Cirrus EP93xx

From: Nikita Shubin <nikita.shubin@...uefel.me>

Add YAML bindings for ep93xx SoC PWM.

Signed-off-by: Nikita Shubin <nikita.shubin@...uefel.me>
Acked-by: Uwe Kleine-König <u.kleine-koenig@...gutronix.de>
---
 .../devicetree/bindings/pwm/cirrus,ep9301-pwm.yaml | 53 ++++++++++++++++++++++
 1 file changed, 53 insertions(+)

diff --git a/Documentation/devicetree/bindings/pwm/cirrus,ep9301-pwm.yaml b/Documentation/devicetree/bindings/pwm/cirrus,ep9301-pwm.yaml
new file mode 100644
index 000000000000..67b0ce01d1a0
--- /dev/null
+++ b/Documentation/devicetree/bindings/pwm/cirrus,ep9301-pwm.yaml
@@ -0,0 +1,53 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/pwm/cirrus,ep9301-pwm.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Cirrus Logic ep93xx PWM controller
+
+maintainers:
+  - Alexander Sverdlin <alexander.sverdlin@...il.com>
+  - Nikita Shubin <nikita.shubin@...uefel.me>
+
+allOf:
+  - $ref: pwm.yaml#
+
+properties:
+  compatible:
+    oneOf:
+      - const: cirrus,ep9301-pwm
+      - items:
+          - enum:
+              - cirrus,ep9302-pwm
+              - cirrus,ep9307-pwm
+              - cirrus,ep9312-pwm
+              - cirrus,ep9315-pwm
+          - const: cirrus,ep9301-pwm
+
+  reg:
+    maxItems: 1
+
+  clocks:
+    items:
+      - description: SoC PWM clock
+
+  "#pwm-cells":
+    const: 3
+
+required:
+  - compatible
+  - reg
+  - clocks
+
+unevaluatedProperties: false
+
+examples:
+  - |
+    #include <dt-bindings/soc/cirrus,ep9301-syscon.h>
+    pwm@...10000 {
+        compatible = "cirrus,ep9301-pwm";
+        reg = <0x80910000 0x10>;
+        clocks = <&syscon EP93XX_CLK_PWM>;
+        #pwm-cells = <3>;
+    };

-- 
2.41.0