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authorNeil Armstrong <narmstrong@baylibre.com>2016-08-22 17:36:31 +0200
committerThierry Reding <thierry.reding@gmail.com>2016-09-06 10:48:56 +0200
commit89394cc7c20c48d5e213d05cc37a87ceec23d963 (patch)
treea0e954f4b921d77b533f72fa7a0bb4ac000bc003 /Documentation
parent04d68dea26b0a409d44e87ea573a131b6dc67e78 (diff)
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dt-bindings: pwm: Add bindings for Meson PWM Controller
Add bindings for the Amlogic PWM Controller in Meson8b and GXBB SoCs. Signed-off-by: Neil Armstrong <narmstrong@baylibre.com> Signed-off-by: Thierry Reding <thierry.reding@gmail.com>
Diffstat (limited to 'Documentation')
-rw-r--r--Documentation/devicetree/bindings/pwm/pwm-meson.txt23
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diff --git a/Documentation/devicetree/bindings/pwm/pwm-meson.txt b/Documentation/devicetree/bindings/pwm/pwm-meson.txt
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+Amlogic Meson PWM Controller
+============================
+
+Required properties:
+- compatible: Shall contain "amlogic,meson8b-pwm" or "amlogic,meson-gxbb-pwm".
+- #pwm-cells: Should be 3. See pwm.txt in this directory for a description of
+ the cells format.
+
+Optional properties:
+- clocks: Could contain one or two parents clocks phandle for each of the two
+ PWM channels.
+- clock-names: Could contain at least the "clkin0" and/or "clkin1" names.
+
+Example:
+
+ pwm_ab: pwm@8550 {
+ compatible = "amlogic,meson-gxbb-pwm";
+ reg = <0x0 0x08550 0x0 0x10>;
+ #pwm-cells = <3>;
+ status = "disabled";
+ clocks = <&xtal>, <&xtal>;
+ clock-names = "clkin0", "clkin1";
+ }