[PATCH] dt-bindings: pwm: ti,pwm-omap-dmtimer: Update binding for yaml

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Update for yaml and remove the old txt binding.

Cc: Nishanth Menon <nm@xxxxxx>
Cc: Vignesh Raghavendra <vigneshr@xxxxxx>
Signed-off-by: Tony Lindgren <tony@xxxxxxxxxxx>
---
 .../bindings/pwm/pwm-omap-dmtimer.txt         | 22 --------
 .../bindings/pwm/ti,pwm-omap-dmtimer.yaml     | 56 +++++++++++++++++++
 2 files changed, 56 insertions(+), 22 deletions(-)
 delete mode 100644 Documentation/devicetree/bindings/pwm/pwm-omap-dmtimer.txt
 create mode 100644 Documentation/devicetree/bindings/pwm/ti,pwm-omap-dmtimer.yaml

diff --git a/Documentation/devicetree/bindings/pwm/pwm-omap-dmtimer.txt b/Documentation/devicetree/bindings/pwm/pwm-omap-dmtimer.txt
deleted file mode 100644
--- a/Documentation/devicetree/bindings/pwm/pwm-omap-dmtimer.txt
+++ /dev/null
@@ -1,22 +0,0 @@
-* OMAP PWM for dual-mode timers
-
-Required properties:
-- compatible: Shall contain "ti,omap-dmtimer-pwm".
-- ti,timers: phandle to PWM capable OMAP timer. See timer/ti,timer-dm.yaml for info
-  about these timers.
-- #pwm-cells: Should be 3. See pwm.yaml in this directory for a description of
-  the cells format.
-
-Optional properties:
-- ti,prescaler: Should be a value between 0 and 7, see the timers datasheet
-- ti,clock-source: Set dmtimer parent clock, values between 0 and 2:
-  - 0x00 - high-frequency system clock (timer_sys_ck)
-  - 0x01 - 32-kHz always-on clock (timer_32k_ck)
-  - 0x02 - external clock (timer_ext_ck, OMAP2 only)
-
-Example:
-	pwm9: dmtimer-pwm@9 {
-		compatible = "ti,omap-dmtimer-pwm";
-		ti,timers = <&timer9>;
-		#pwm-cells = <3>;
-	};
diff --git a/Documentation/devicetree/bindings/pwm/ti,pwm-omap-dmtimer.yaml b/Documentation/devicetree/bindings/pwm/ti,pwm-omap-dmtimer.yaml
new file mode 100644
--- /dev/null
+++ b/Documentation/devicetree/bindings/pwm/ti,pwm-omap-dmtimer.yaml
@@ -0,0 +1,56 @@
+# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/pwm/ti,pwm-omap-dmtimer.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: TI dual mode timer PWM controller
+
+maintainers:
+  - Tony Lindgren <tony@xxxxxxxxxxx>
+
+description:
+  TI dual mode timer instances have an IO pin for PWM capability
+
+allOf:
+  - $ref: pwm.yaml#
+
+properties:
+  $nodename:
+    pattern: "^pwm-([1-9]|1[0-2])$"
+
+  compatible:
+    const: ti,omap-dmtimer-pwm
+
+  "#pwm-cells":
+    const: 3
+
+  ti,timers:
+    description: phandle to the timer instance used for PWM
+    $ref: /schemas/types.yaml#/definitions/phandle
+
+  ti,prescaler:
+    description: legacy clock prescaled for timer
+    $ref: /schemas/types.yaml#/definitions/uint32
+    enum: [ 0, 1, 2, 3, 4, 5, 6, 7 ]
+    deprecated: true
+
+  ti,clock-source:
+    description: legacy clock for timer, use assigned-clocks instead
+    $ref: /schemas/types.yaml#/definitions/uint32
+    enum: [ 0, 1, 2 ]
+    deprecated: true
+
+required:
+  - compatible
+  - ti,timers
+
+unevaluatedProperties: false
+
+examples:
+  - |
+    pwm9: pwm-9 {
+      compatible = "ti,omap-dmtimer-pwm";
+      ti,timers = <&timer9>;
+      #pwm-cells = <3>;
+    };
-- 
2.38.1



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