[PATCH v4 1/2] dt-bindings: pwm: Add bindings doc for Sunplus SoC SP7021 PWM Driver

Hammer Hsieh
2022-03-22T10:43:04Z

Add bindings doc for Sunplus SoC SP7021 PWM Driver

Reviewed-by: Krzysztof Kozlowski <krzk@kernel.org>
Signed-off-by: Hammer Hsieh <hammerh0314@gmail.com>
---
Changes in v4:
- no change

.../bindings/pwm/sunplus,sp7021-pwm.yaml | 42 ++++++++++++++++++++++
MAINTAINERS | 5 +++
2 files changed, 47 insertions(+)
create mode 100644 Documentation/devicetree/bindings/pwm/sunplus,sp7021-pwm.yaml

diff --git a/Documentation/devicetree/bindings/pwm/sunplus,sp7021-pwm.yaml b/Documentation/devicetree/bindings/pwm/sunplus,sp7021-pwm.yaml
new file mode 100644
index 0000000..d4fc9e8
--- /dev/null
+++ b/Documentation/devicetree/bindings/pwm/sunplus,sp7021-pwm.yaml
@@ -0,0 +1,42 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+# Copyright (C) Sunplus Co., Ltd. 2021
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/pwm/sunplus,sp7021-pwm.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Sunplus SoC SP7021 PWM Controller
+
+maintainers:
+ - Hammer Hsieh <hammerh0314@gmail.com>
+
+allOf:
+ - $ref: pwm.yaml#
+
+properties:
+ compatible:
+ const: sunplus,sp7021-pwm
+
+ reg:
+ maxItems: 1
+
+ clocks:
+ maxItems: 1
+
+ '#pwm-cells':
+ const: 2
+
+unevaluatedProperties: false
+
+required:
+ - reg
+ - clocks
+
+examples:
+ - |
+ pwm: pwm@9c007a00 {
+ compatible = "sunplus,sp7021-pwm";
+ reg = <0x9c007a00 0x80>;
+ clocks = <&clkc 0xa2>;
+ #pwm-cells = <2>;
+ };
diff --git a/MAINTAINERS b/MAINTAINERS
index 2524b75..e1cb7eb 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -18531,6 +18531,11 @@ L: netdev@vger.kernel.org
S: Maintained
F: drivers/net/ethernet/dlink/sundance.c

+SUNPLUS PWM DRIVER
+M: Hammer Hsieh <hammerh0314@gmail.com>
+S: Maintained
+F: Documentation/devicetree/bindings/pwm/sunplus,sp7021-pwm.yaml
+
SUNPLUS RTC DRIVER
M: Vincent Shih <vincent.sunplus@gmail.com>
L: linux-rtc@vger.kernel.org
--
2.7.4