On 04/24/2014 11:46 AM, Tushar Behera wrote: > The audio codec on Snow board, MAX98095 is connected on I2C7 bus. > Also it requires the GPX1-7 line to be pulled up. > > Updated Snow DTS file to incorporate above changes and added a > sound node to instantiate the I2S-based sound card. > > Signed-off-by: Tushar Behera <tushar.behera@xxxxxxxxxx> > --- > arch/arm/boot/dts/exynos5250-snow.dts | 32 ++++++++++++++++++++++++++++++++ > 1 file changed, 32 insertions(+) > > diff --git a/arch/arm/boot/dts/exynos5250-snow.dts b/arch/arm/boot/dts/exynos5250-snow.dts > index 1bc9b50..f63df3c 100644 > --- a/arch/arm/boot/dts/exynos5250-snow.dts > +++ b/arch/arm/boot/dts/exynos5250-snow.dts > @@ -196,6 +196,38 @@ > }; > }; > > + regulators { > + compatible = "simple-bus"; > + #address-cells = <1>; > + #size-cells = <0>; > + > + max98095-en-regulator { > + compatible = "regulator-fixed"; > + gpio = <&gpx1 7 0>; > + enable-active-high; > + regulator-boot-on; > + regulator-always-on; > + }; > + }; > + Instead of relying on regulator framework, I will add a related pin-control entry and update sound node accordingly. > + i2c@12CD0000 { > + max98095: codec@11 { > + compatible = "maxim,max98095"; > + reg = <0x11>; > + }; > + }; > + > + i2s0: i2s@03830000 { > + status = "okay"; > + }; > + > + sound { > + compatible = "google,snow-audio-max98095"; > + > + samsung,i2s-controller = <&i2s0>; > + samsung,audio-codec = <&max98095>; > + }; > + > usb@12110000 { > samsung,vbus-gpio = <&gpx1 1 0>; > }; > -- Tushar Behera -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html