4 - compatible: should be "marvell,berlin-pwm"
5 - reg: physical base address and length of the controller's registers
6 - clocks: phandle to the input clock
7 - #pwm-cells: should be 3. See pwm.yaml in this directory for a description of
13 compatible = "marvell,berlin-pwm";
14 reg = <0xf7f20000 0x40>;
15 clocks = <&chip_clk CLKID_CFG>;