Re: [PATCH 2/2] mfd: dt-bindings: Add bindings for the MediaTek MT6397 PMIC

[Lee Jones <lee.jones@linaro.org>]

On Sun, 22 Feb 2015, Sascha Hauer wrote:

> Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
> ---
>  Documentation/devicetree/bindings/mfd/mt6397.txt | 70 ++++++++++++++++++++++++
>  1 file changed, 70 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/mfd/mt6397.txt

Binding looks pretty inert.

Applied, thanks.

> diff --git a/Documentation/devicetree/bindings/mfd/mt6397.txt b/Documentation/devicetree/bindings/mfd/mt6397.txt
> new file mode 100644
> index 0000000..15043e6
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/mfd/mt6397.txt
> @@ -0,0 +1,70 @@
> +MediaTek MT6397 Multifunction Device Driver
> +
> +MT6397 is a multifunction device with the following sub modules:
> +- Regulator
> +- RTC
> +- Audio codec
> +- GPIO
> +- Clock
> +
> +It is interfaced to host controller using SPI interface by a proprietary hardware
> +called PMIC wrapper or pwrap. MT6397 MFD is a child device of pwrap.
> +See the following for pwarp node definitions:
> +Documentation/devicetree/bindings/soc/pwrap.txt
> +
> +This document describes the binding for MFD device and its sub module.
> +
> +Required properties:
> +compatible: "mediatek,mt6397"
> +
> +Optional subnodes:
> +
> +- rtc
> +	Required properties:
> +		- compatible: "mediatek,mt6397-rtc"
> +- regulators
> +	Required properties:
> +		- compatible: "mediatek,mt6397-regulator"
> +	see Documentation/devicetree/bindings/regulator/mt6397-regulator.txt
> +- codec
> +	Required properties:
> +		- compatible: "mediatek,mt6397-codec"
> +- clk
> +	Required properties:
> +		- compatible: "mediatek,mt6397-clk"
> +
> +Example:
> +	pwrap: pwrap@1000f000 {
> +		compatible = "mediatek,mt8135-pwrap";
> +
> +		...
> +
> +		pmic {
> +			compatible = "mediatek,mt6397";
> +
> +			codec: mt6397codec {
> +				compatible = "mediatek,mt6397-codec";
> +			};
> +
> +			regulators {
> +				compatible = "mediatek,mt6397-regulator";
> +
> +				mt6397_vpca15_reg: buck_vpca15 {
> +					regulator-compatible = "buck_vpca15";
> +					regulator-name = "vpca15";
> +					regulator-min-microvolt = <850000>;
> +					regulator-max-microvolt = <1400000>;
> +					regulator-ramp-delay = <12500>;
> +					regulator-always-on;
> +				};
> +
> +				mt6397_vgp4_reg: ldo_vgp4 {
> +					regulator-compatible = "ldo_vgp4";
> +					regulator-name = "vgp4";
> +					regulator-min-microvolt = <1200000>;
> +					regulator-max-microvolt = <3300000>;
> +					regulator-enable-ramp-delay = <218>;
> +				};
> +			};
> +		};
> +	};

-- 
Lee Jones
Linaro STMicroelectronics Landing Team Lead
Linaro.org │ Open source software for ARM SoCs
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