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Diffstat (limited to 'Bindings/clock/sunxi-ccu.txt')
| -rw-r--r-- | Bindings/clock/sunxi-ccu.txt | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/Bindings/clock/sunxi-ccu.txt b/Bindings/clock/sunxi-ccu.txt new file mode 100644 index 000000000000..74d44a4273f2 --- /dev/null +++ b/Bindings/clock/sunxi-ccu.txt @@ -0,0 +1,28 @@ +Allwinner Clock Control Unit Binding +------------------------------------ + +Required properties : +- compatible: must contain one of the following compatibles: + - "allwinner,sun6i-a31-ccu" + - "allwinner,sun8i-a23-ccu" + - "allwinner,sun8i-a33-ccu" + - "allwinner,sun8i-h3-ccu" + - "allwinner,sun50i-a64-ccu" + +- reg: Must contain the registers base address and length +- clocks: phandle to the oscillators feeding the CCU. Two are needed: + - "hosc": the high frequency oscillator (usually at 24MHz) + - "losc": the low frequency oscillator (usually at 32kHz) +- clock-names: Must contain the clock names described just above +- #clock-cells : must contain 1 +- #reset-cells : must contain 1 + +Example: +ccu: clock@01c20000 { + compatible = "allwinner,sun8i-h3-ccu"; + reg = <0x01c20000 0x400>; + clocks = <&osc24M>, <&osc32k>; + clock-names = "hosc", "losc"; + #clock-cells = <1>; + #reset-cells = <1>; +}; |