Imagination Technologies Parallel Output Controller
Required Properties:
compatible : Compatible list, must contain “img,parallel-out”.
#sound-dai-cells : Must be equal to 0
reg : Offset and length of the register set for the device.
dmas: Contains an entry for each entry in dma-names.
dma-names: Must include the following entry:
“tx”clocks : Contains an entry for each entry in clock-names.
clock-names : Includes the following entries:
“sys” The system clock
“ref” The reference clockresets: Contains a phandle to the parallel out reset signal
reset-names: Contains the reset signal name “rst”
Optional Properties:
- interrupts : Contains the parallel out interrupt, if present
Example:
parallel_out: parallel-out@18100c00 {
compatible = “img,parallel-out”;
reg = <0x18100C00 0x100>;
interrupts = <GIC_SHARED 19 IRQ_TYPE_LEVEL_HIGH>;
dmas = <&mdc 16 0xffffffff 0>;
dma-names = “tx”;
clocks = <&cr_periph SYS_CLK_PAUD_OUT>,
<&clk_core CLK_AUDIO_DAC>;
clock-names = “sys”, “ref”;
resets = <&pistachio_reset PISTACHIO_RESET_PRL_OUT>;
reset-names = “rst”;
#sound-dai-cells = <0>;
};