diff options
author | Daniel Vetter <daniel.vetter@ffwll.ch> | 2017-10-03 11:09:16 +0200 |
---|---|---|
committer | Daniel Vetter <daniel.vetter@ffwll.ch> | 2017-10-03 11:09:16 +0200 |
commit | 0d3c24e936feefeca854073ccb40613cd6eba9a9 (patch) | |
tree | 1f675397b924846740b0931b066ddce6f3d7eb3d /Documentation/devicetree/bindings/regulator/st,stm32-vrefbuf.txt | |
parent | 1af0838de60e723cb02253ecc9b555c30f8f6a6f (diff) | |
parent | ebec44a2456fbe5fe18aae88f6010f6878f0cb4a (diff) |
Merge airlied/drm-next into drm-misc-next
Just catching up with upstream.
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Diffstat (limited to 'Documentation/devicetree/bindings/regulator/st,stm32-vrefbuf.txt')
-rw-r--r-- | Documentation/devicetree/bindings/regulator/st,stm32-vrefbuf.txt | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/regulator/st,stm32-vrefbuf.txt b/Documentation/devicetree/bindings/regulator/st,stm32-vrefbuf.txt new file mode 100644 index 000000000000..3944ee3e731e --- /dev/null +++ b/Documentation/devicetree/bindings/regulator/st,stm32-vrefbuf.txt @@ -0,0 +1,20 @@ +STM32 VREFBUF - Voltage reference buffer + +Some STM32 devices embed a voltage reference buffer which can be used as +voltage reference for ADCs, DACs and also as voltage reference for external +components through the dedicated VREF+ pin. + +Required properties: +- compatible: Must be "st,stm32-vrefbuf". +- reg: Offset and length of VREFBUF register set. +- clocks: Must contain an entry for peripheral clock. + +Example: + vrefbuf: regulator@58003C00 { + compatible = "st,stm32-vrefbuf"; + reg = <0x58003C00 0x8>; + clocks = <&rcc VREF_CK>; + regulator-min-microvolt = <1500000>; + regulator-max-microvolt = <2500000>; + vdda-supply = <&vdda>; + }; |