diff options
Diffstat (limited to 'Documentation/devicetree/bindings/clock/sunxi-ccu.txt')
| -rw-r--r-- | Documentation/devicetree/bindings/clock/sunxi-ccu.txt | 10 |
1 files changed, 7 insertions, 3 deletions
diff --git a/Documentation/devicetree/bindings/clock/sunxi-ccu.txt b/Documentation/devicetree/bindings/clock/sunxi-ccu.txt index e9c5a1d9834a..df9fad58facd 100644 --- a/Documentation/devicetree/bindings/clock/sunxi-ccu.txt +++ b/Documentation/devicetree/bindings/clock/sunxi-ccu.txt @@ -6,6 +6,8 @@ Required properties : - "allwinner,sun6i-a31-ccu" - "allwinner,sun8i-a23-ccu" - "allwinner,sun8i-a33-ccu" + - "allwinner,sun8i-a83t-ccu" + - "allwinner,sun8i-a83t-r-ccu" - "allwinner,sun8i-h3-ccu" - "allwinner,sun8i-h3-r-ccu" - "allwinner,sun8i-v3s-ccu" @@ -18,11 +20,13 @@ Required properties : - 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) + On the A83T, this is the internal 16MHz oscillator divided by 512 - clock-names: Must contain the clock names described just above - #clock-cells : must contain 1 - #reset-cells : must contain 1 -For the PRCM CCUs on H3/A64, one more clock is needed: +For the PRCM CCUs on A83T/H3/A64, two more clocks are needed: +- "pll-periph": the SoC's peripheral PLL from the main CCU - "iosc": the SoC's internal frequency oscillator Example for generic CCU: @@ -39,8 +43,8 @@ Example for PRCM CCU: r_ccu: clock@01f01400 { compatible = "allwinner,sun50i-a64-r-ccu"; reg = <0x01f01400 0x100>; - clocks = <&osc24M>, <&osc32k>, <&iosc>; - clock-names = "hosc", "losc", "iosc"; + clocks = <&osc24M>, <&osc32k>, <&iosc>, <&ccu CLK_PLL_PERIPH0>; + clock-names = "hosc", "losc", "iosc", "pll-periph"; #clock-cells = <1>; #reset-cells = <1>; }; |