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| author | Benjamin Bara <benjamin.bara@skidata.com> | 2023-04-05 20:14:36 +0300 |
|---|---|---|
| committer | Lee Jones <lee@kernel.org> | 2023-04-26 13:40:35 +0300 |
| commit | 1706636eafcab76e08784f66f80f00d9aa59bed1 (patch) | |
| tree | 0b3e4e3fb10d6bda168136cbaa9f3519ab49606a /Documentation/devicetree/bindings | |
| parent | 378b0e9f247450c9c4e49f02d9d79799a0c7c349 (diff) | |
| download | linux-1706636eafcab76e08784f66f80f00d9aa59bed1.tar.xz | |
dt-bindings: mfd: dlg,da9063: Document voltage monitoring
Document that the da9063 only provides under- *and* over-voltage
monitoring in one, and therefore requires both to be configured with the
same severity and value. Add an example for clarification.
Signed-off-by: Benjamin Bara <benjamin.bara@skidata.com>
Acked-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Signed-off-by: Lee Jones <lee@kernel.org>
Link: https://lore.kernel.org/r/20230403-da9063-disable-unused-v3-3-cc4dc698864c@skidata.com
Diffstat (limited to 'Documentation/devicetree/bindings')
| -rw-r--r-- | Documentation/devicetree/bindings/mfd/dlg,da9063.yaml | 17 |
1 files changed, 15 insertions, 2 deletions
diff --git a/Documentation/devicetree/bindings/mfd/dlg,da9063.yaml b/Documentation/devicetree/bindings/mfd/dlg,da9063.yaml index e8e74e91070c..c5a7e10d7d80 100644 --- a/Documentation/devicetree/bindings/mfd/dlg,da9063.yaml +++ b/Documentation/devicetree/bindings/mfd/dlg,da9063.yaml @@ -12,6 +12,11 @@ maintainers: description: | For device-tree bindings of other sub-modules refer to the binding documents under the respective sub-system directories. + Using regulator-{uv,ov}-{warn,error,protection}-microvolt requires special + handling: First, when GP_FB2 is used, it must be ensured that there is no + moment where all voltage monitors are disabled. Next, as da9063 only supports + UV *and* OV monitoring, both must be set to the same severity and value + (0: disable, 1: enable). properties: compatible: @@ -121,11 +126,19 @@ examples: regulator-max-microamp = <2000000>; regulator-boot-on; }; + ldo6 { + /* UNUSED */ + regulator-name = "LDO_6"; + regulator-uv-protection-microvolt = <0>; + regulator-ov-protection-microvolt = <0>; + }; ldo11 { regulator-name = "LDO_11"; regulator-min-microvolt = <900000>; - regulator-max-microvolt = <3600000>; - regulator-boot-on; + regulator-max-microvolt = <900000>; + regulator-uv-protection-microvolt = <1>; + regulator-ov-protection-microvolt = <1>; + regulator-always-on; }; }; }; |