On Wed, Sep 27, 2023 at 12:47:59PM +1300, Chris Packham wrote: > Some newer Marvell SoCs support an "unstuck" function for I2C bus > recovery. This is an alternative to the generic GPIO based recovery that > the older SoCs use. The unstuck register falls outside of the usual > address block for the I2C controller so requires an additional cell in > the register property. This is optional and does not need to be > supplied. > > Signed-off-by: Chris Packham <chris.packham@xxxxxxxxxxxxxxxxxxx> Acked-by: Conor Dooley <conor.dooley@xxxxxxxxxxxxx> Thanks, Conor. > --- > .../devicetree/bindings/i2c/marvell,mv64xxx-i2c.yaml | 5 ++++- > 1 file changed, 4 insertions(+), 1 deletion(-) > > diff --git a/Documentation/devicetree/bindings/i2c/marvell,mv64xxx-i2c.yaml b/Documentation/devicetree/bindings/i2c/marvell,mv64xxx-i2c.yaml > index 984fc1ed3ec6..461d1c9ee3f7 100644 > --- a/Documentation/devicetree/bindings/i2c/marvell,mv64xxx-i2c.yaml > +++ b/Documentation/devicetree/bindings/i2c/marvell,mv64xxx-i2c.yaml > @@ -45,7 +45,10 @@ properties: > auto-detects this and sets it appropriately. > > reg: > - maxItems: 1 > + minItems: 1 > + items: > + - description: I2C controller registers > + - description: I2C unstuck register > > interrupts: > maxItems: 1 > -- > 2.42.0 > >
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