summaryrefslogtreecommitdiffstats
path: root/Documentation/devicetree/bindings/pwm/imx-pwm.yaml
diff options
context:
space:
mode:
Diffstat (limited to 'Documentation/devicetree/bindings/pwm/imx-pwm.yaml')
-rw-r--r--Documentation/devicetree/bindings/pwm/imx-pwm.yaml83
1 files changed, 83 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/pwm/imx-pwm.yaml b/Documentation/devicetree/bindings/pwm/imx-pwm.yaml
new file mode 100644
index 000000000..379d69388
--- /dev/null
+++ b/Documentation/devicetree/bindings/pwm/imx-pwm.yaml
@@ -0,0 +1,83 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/pwm/imx-pwm.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Freescale i.MX PWM controller
+
+maintainers:
+ - Philipp Zabel <p.zabel@pengutronix.de>
+
+properties:
+ "#pwm-cells":
+ description: |
+ Should be 2 for i.MX1 and 3 for i.MX27 and newer SoCs. See pwm.yaml
+ in this directory for a description of the cells format.
+ enum:
+ - 2
+ - 3
+
+ compatible:
+ oneOf:
+ - enum:
+ - fsl,imx1-pwm
+ - fsl,imx27-pwm
+ - items:
+ - enum:
+ - fsl,imx25-pwm
+ - fsl,imx31-pwm
+ - fsl,imx50-pwm
+ - fsl,imx51-pwm
+ - fsl,imx53-pwm
+ - fsl,imx6q-pwm
+ - fsl,imx6sl-pwm
+ - fsl,imx6sll-pwm
+ - fsl,imx6sx-pwm
+ - fsl,imx6ul-pwm
+ - fsl,imx7d-pwm
+ - fsl,imx8mm-pwm
+ - fsl,imx8mn-pwm
+ - fsl,imx8mp-pwm
+ - fsl,imx8mq-pwm
+ - const: fsl,imx27-pwm
+
+ reg:
+ maxItems: 1
+
+ clocks:
+ items:
+ - description: SoC PWM ipg clock
+ - description: SoC PWM per clock
+
+ clock-names:
+ items:
+ - const: ipg
+ - const: per
+
+ interrupts:
+ maxItems: 1
+
+required:
+ - "#pwm-cells"
+ - compatible
+ - reg
+ - clocks
+ - clock-names
+ - interrupts
+
+additionalProperties: false
+
+examples:
+ - |
+ #include <dt-bindings/clock/imx5-clock.h>
+
+ pwm@53fb4000 {
+ #pwm-cells = <3>;
+ compatible = "fsl,imx27-pwm";
+ reg = <0x53fb4000 0x4000>;
+ clocks = <&clks IMX5_CLK_PWM1_IPG_GATE>,
+ <&clks IMX5_CLK_PWM1_HF_GATE>;
+ clock-names = "ipg", "per";
+ interrupts = <61>;
+ };