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mfd: dt-bindings: Add Device Tree bindings for HI6421

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Add documentation for HiSilicon Hi6421 PMIC DT binding.

Signed-off-by: Guodong Xu <guodong.xu@linaro.org>
Signed-off-by: Lee Jones <lee.jones@linaro.org>
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Guodong Xu 2014-09-01 16:28:33 +08:00 committed by Lee Jones
parent 85de80e8df
commit 0709b048ce
1 changed files with 38 additions and 0 deletions
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Documentation/devicetree/bindings/mfd/hi6421.txt Normal file
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* 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;
};
};
};