1Allwinner A80 Display Engine Clock Control Binding 2-------------------------------------------------- 3 4Required properties : 5- compatible: must contain one of the following compatibles: 6 - "allwinner,sun9i-a80-de-clks" 7 8- reg: Must contain the registers base address and length 9- clocks: phandle to the clocks feeding the display engine subsystem. 10 Three are needed: 11 - "mod": the display engine module clock 12 - "dram": the DRAM bus clock for the system 13 - "bus": the bus clock for the whole display engine subsystem 14- clock-names: Must contain the clock names described just above 15- resets: phandle to the reset control for the display engine subsystem. 16- #clock-cells : must contain 1 17- #reset-cells : must contain 1 18 19Example: 20de_clocks: clock@3000000 { 21 compatible = "allwinner,sun9i-a80-de-clks"; 22 reg = <0x03000000 0x30>; 23 clocks = <&ccu CLK_DE>, <&ccu CLK_SDRAM>, <&ccu CLK_BUS_DE>; 24 clock-names = "mod", "dram", "bus"; 25 resets = <&ccu RST_BUS_DE>; 26 #clock-cells = <1>; 27 #reset-cells = <1>; 28}; 29