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cubelinux-kernel/Documentation/devicetree/bindings/sound/marvell,pxa2xx-ac97.txt
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Greg Kroah-Hartman 598cf27219 Linux 6.19.3
Link: https://lore.kernel.org/r/20260217200002.683975158@linuxfoundation.org
Tested-by: Florian Fainelli <florian.fainelli@broadcom.com>
Tested-by: Takeshi Ogasawara <takeshi.ogasawara@futuring-girl.com>
Tested-by: Peter Schneider <pschneider1968@googlemail.com>
Tested-by: Jon Hunter <jonathanh@nvidia.com>
Tested-by: Salvatore Bonaccorso <carnil@debian.org>
Tested-by: Brett A C Sheffield <bacs@librecast.net>
Tested-by: Mark Brown <broonie@kernel.org>
Tested-by: Luna Jernberg <droidbittin@gmail.com>
Tested-by: Ronald Warsow <rwarsow@gmx.de>
Tested-by: Justin M. Forbes <jforbes@fedoraproject.org>
Tested-by: Ron Economos <re@w6rz.net>
Tested-by: Miguel Ojeda <ojeda@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2026-02-19 16:33:27 +01:00

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Marvell PXA2xx audio complex
This descriptions matches the AC97 controller found in pxa2xx and pxa3xx series.
Required properties:
- compatible: should be one of the following:
"marvell,pxa250-ac97"
"marvell,pxa270-ac97"
"marvell,pxa300-ac97"
- reg: device MMIO address space
- interrupts: single interrupt generated by AC97 IP
- clocks: input clock of the AC97 IP, refer to clock-bindings.txt
Optional properties:
- pinctrl-names, pinctrl-0: refer to pinctrl-bindings.txt
- reset-gpios: gpio used for AC97 reset, refer to gpio.txt
Example:
ac97: sound@40500000 {
compatible = "marvell,pxa250-ac97";
reg = < 0x40500000 0x1000 >;
interrupts = <14>;
reset-gpios = <&gpio 113 GPIO_ACTIVE_HIGH>;
#sound-dai-cells = <1>;
pinctrl-names = "default";
pinctrl-0 = < &pmux_ac97_default >;
};