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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-27 10:05:51 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-27 10:05:51 +0000 |
commit | 5d1646d90e1f2cceb9f0828f4b28318cd0ec7744 (patch) | |
tree | a94efe259b9009378be6d90eb30d2b019d95c194 /Documentation/devicetree/bindings/mfd/hi6421.txt | |
parent | Initial commit. (diff) | |
download | linux-upstream.tar.xz linux-upstream.zip |
Adding upstream version 5.10.209.upstream/5.10.209upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r-- | Documentation/devicetree/bindings/mfd/hi6421.txt | 40 |
1 files changed, 40 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/mfd/hi6421.txt b/Documentation/devicetree/bindings/mfd/hi6421.txt new file mode 100644 index 000000000..22da96d34 --- /dev/null +++ b/Documentation/devicetree/bindings/mfd/hi6421.txt @@ -0,0 +1,40 @@ +* HI6421 Multi-Functional Device (MFD), by HiSilicon Ltd. + +Required parent device properties: +- compatible : One of the following chip-specific strings: + "hisilicon,hi6421-pmic"; + "hisilicon,hi6421v530-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; + }; + }; + }; |