From 9495525e51e6f54fda4fbb7ef19eed4d131f18b2 Mon Sep 17 00:00:00 2001 From: Florian Fainelli Date: Mon, 14 Sep 2015 16:47:05 -0700 Subject: [PATCH] Documentation: dt: add Broadcom BCM7038 PWM controller binding Add a binding documentation for the Broadcom BCM7038 PWM controller found in BCM7xxx chips. Signed-off-by: Florian Fainelli Signed-off-by: Thierry Reding --- .../bindings/pwm/brcm,bcm7038-pwm.txt | 20 +++++++++++++++++++ 1 file changed, 20 insertions(+) create mode 100644 Documentation/devicetree/bindings/pwm/brcm,bcm7038-pwm.txt diff --git a/Documentation/devicetree/bindings/pwm/brcm,bcm7038-pwm.txt b/Documentation/devicetree/bindings/pwm/brcm,bcm7038-pwm.txt new file mode 100644 index 00000000000000..d9254a6da5ed25 --- /dev/null +++ b/Documentation/devicetree/bindings/pwm/brcm,bcm7038-pwm.txt @@ -0,0 +1,20 @@ +Broadcom BCM7038 PWM controller (BCM7xxx Set Top Box PWM controller) + +Required properties: + +- compatible: must be "brcm,bcm7038-pwm" +- reg: physical base address and length for this controller +- #pwm-cells: should be 2. See pwm.txt in this directory for a description + of the cells format +- clocks: a phandle to the reference clock for this block which is fed through + its internal variable clock frequency generator + + +Example: + + pwm: pwm@f0408000 { + compatible = "brcm,bcm7038-pwm"; + reg = <0xf0408000 0x28>; + #pwm-cells = <2>; + clocks = <&upg_fixed>; + };