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Commit 0709b048 authored by Guodong Xu's avatar Guodong Xu Committed by Lee Jones
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mfd: dt-bindings: Add Device Tree bindings for HI6421 



Add documentation for HiSilicon Hi6421 PMIC DT binding.

Signed-off-by: default avatarGuodong Xu <guodong.xu@linaro.org>
Signed-off-by: default avatarLee Jones <lee.jones@linaro.org>
parent 85de80e8

Documentation/devicetree/bindings/mfd/hi6421.txt

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+38 −0
Original line number Diff line number Diff line 
* HI6421 Multi-Functional Device (MFD), by HiSilicon Ltd.



Required parent device properties:

- compatible	: contains "hisilicon,hi6421-pmic";

- reg		: register range space of hi6421;



Supported Hi6421 sub-devices include:



Device                     IRQ Names              Supply Names   Description

------                     ---------              ------------   -----------

regulators               :  None                 : None         : Regulators



Required child device properties:

None.



Example:

	hi6421 {

		compatible = "hisilicon,hi6421-pmic";

		reg = <0xfcc00000 0x0180>; /* 0x60 << 2 */



		regulators {

			// supply for MLC NAND/ eMMC

			hi6421_vout0_reg: hi6421_vout0 {

				regulator-name = "VOUT0";

				regulator-min-microvolt = <2850000>;

				regulator-max-microvolt = <2850000>;

			};



			// supply for 26M Oscillator

			hi6421_vout1_reg: hi6421_vout1 {

				regulator-name = "VOUT1";

				regulator-min-microvolt = <1700000>;

				regulator-max-microvolt = <2000000>;

				regulator-boot-on;

				regulator-always-on;

			};

		};

	};