1*cc51574aSRobert JarzmikGeneric AC97 Device Properties 2*cc51574aSRobert Jarzmik 3*cc51574aSRobert JarzmikThis documents describes the devicetree bindings for an ac97 controller child 4*cc51574aSRobert Jarzmiknode describing ac97 codecs. 5*cc51574aSRobert Jarzmik 6*cc51574aSRobert JarzmikRequired properties: 7*cc51574aSRobert Jarzmik-compatible : Must be "ac97,vendor_id1,vendor_id2 8*cc51574aSRobert Jarzmik The ids shall be the 4 characters hexadecimal encoding, such as 9*cc51574aSRobert Jarzmik given by "%04x" formatting of printf 10*cc51574aSRobert Jarzmik-reg : Must be the ac97 codec number, between 0 and 3 11*cc51574aSRobert Jarzmik 12*cc51574aSRobert JarzmikExample: 13*cc51574aSRobert Jarzmikac97: sound@40500000 { 14*cc51574aSRobert Jarzmik compatible = "marvell,pxa270-ac97"; 15*cc51574aSRobert Jarzmik reg = < 0x40500000 0x1000 >; 16*cc51574aSRobert Jarzmik interrupts = <14>; 17*cc51574aSRobert Jarzmik reset-gpios = <&gpio 95 GPIO_ACTIVE_HIGH>; 18*cc51574aSRobert Jarzmik #sound-dai-cells = <1>; 19*cc51574aSRobert Jarzmik pinctrl-names = "default"; 20*cc51574aSRobert Jarzmik pinctrl-0 = < &pinctrl_ac97_default >; 21*cc51574aSRobert Jarzmik clocks = <&clks CLK_AC97>, <&clks CLK_AC97CONF>; 22*cc51574aSRobert Jarzmik clock-names = "AC97CLK", "AC97CONFCLK"; 23*cc51574aSRobert Jarzmik 24*cc51574aSRobert Jarzmik #address-cells = <1>; 25*cc51574aSRobert Jarzmik #size-cells = <0>; 26*cc51574aSRobert Jarzmik audio-codec@0 { 27*cc51574aSRobert Jarzmik reg = <0>; 28*cc51574aSRobert Jarzmik compatible = "ac97,574d,4c13"; 29*cc51574aSRobert Jarzmik clocks = <&fixed_wm9713_clock>; 30*cc51574aSRobert Jarzmik clock-names = "ac97_clk"; 31*cc51574aSRobert Jarzmik } 32*cc51574aSRobert Jarzmik}; 33