Gate clock outputs
------------------

  * AXI gates ("allwinner,sun4i-axi-gates-clk")

    DRAM					0

  * AHB gates ("allwinner,sun5i-a13-ahb-gates-clk")

    USBOTG					0
    EHCI					1
    OHCI					2

    SS						5
    DMA						6
    BIST					7
    MMC0					8
    MMC1					9
    MMC2					10

    NAND					13
    SDRAM					14

    SPI0					20
    SPI1					21
    SPI2					22

    STIMER					28

    VE						32

    LCD						36

    CSI						40

    DE_BE					44

    DE_FE					46

    IEP						51
    MALI400					52

  * APB0 gates ("allwinner,sun5i-a13-apb0-gates-clk")

    CODEC					0

    PIO						5
    IR						6

  * APB1 gates ("allwinner,sun5i-a13-apb1-gates-clk")

    I2C0					0
    I2C1					1
    I2C2					2

    UART1					17

    UART3					19