Messages in this thread | | | Subject | Re: [PATCH v3 3/3] dt-bindings: i2c: qcom,i2c-qup: Document noise rejection properties | From | AngeloGioacchino Del Regno <> | Date | Thu, 28 Jan 2021 22:23:15 +0100 |
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Il 28/01/21 10:13, Wolfram Sang ha scritto: > >> + qcom,noise-reject-sda: >> + $ref: /schemas/types.yaml#/definitions/uint32 >> + description: Noise rejection level for the SDA line. >> + minimum: 0 >> + maximum: 3 >> + default: 0 > > What does this u32 describe? I wonder if we can introduce a generic > property instead of a vendor-specific one. >
Describes a "noise rejection level"... zero is disabled, 1-2-3 are min-med-high. That's what the hardware accepts.
Also, there's no "real" documentation on this, so it wasn't possible to map it to any real measurement unit as well...
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