In some platforms, they disable the power-supply of SCL/SDA due to power consumption reduction. This patch add bus-supply property. Signed-off-by: Bibby Hsieh <bibby.hsieh@xxxxxxxxxxxx> --- Documentation/devicetree/bindings/i2c/i2c.txt | 3 +++ 1 file changed, 3 insertions(+) diff --git a/Documentation/devicetree/bindings/i2c/i2c.txt b/Documentation/devicetree/bindings/i2c/i2c.txt index 9a53df4243c6..e6b5aafc5dc9 100644 --- a/Documentation/devicetree/bindings/i2c/i2c.txt +++ b/Documentation/devicetree/bindings/i2c/i2c.txt @@ -98,6 +98,9 @@ wants to support one of the below features, it should adapt the bindings below. Names of map programmable addresses. It can contain any map needing another address than default one. +- bus-supply + phandle to the regulator that provides power to SCL/SDA. + Binding may contain optional "interrupts" property, describing interrupts used by the device. I2C core will assign "irq" interrupt (or the very first interrupt if not using interrupt names) as primary interrupt for the slave. -- 2.18.0
