|  | * Atmel AC97 controller | 
|  |  | 
|  | Required properties: | 
|  | - compatible: "atmel,at91sam9263-ac97c" | 
|  | - reg: Address and length of the register set for the device | 
|  | - interrupts: Should contain AC97 interrupt | 
|  | - ac97-gpios: Please refer to soc-ac97link.txt, only ac97-reset is used | 
|  | Optional properties: | 
|  | - pinctrl-names, pinctrl-0: Please refer to pinctrl-bindings.txt | 
|  |  | 
|  | Example: | 
|  | sound@fffa0000 { | 
|  | compatible = "atmel,at91sam9263-ac97c"; | 
|  | pinctrl-names = "default"; | 
|  | pinctrl-0 = <&pinctrl_ac97>; | 
|  | reg = <0xfffa0000 0x4000>; | 
|  | interrupts = <18 IRQ_TYPE_LEVEL_HIGH 5>; | 
|  |  | 
|  | ac97-gpios = <&pioB 0 0 &pioB 2 0 &pioC 29 GPIO_ACTIVE_LOW>; | 
|  | }; |