diff options
Diffstat (limited to 'Documentation/devicetree/bindings/pinctrl/pinctrl-mcp23s08.txt')
| -rw-r--r-- | Documentation/devicetree/bindings/pinctrl/pinctrl-mcp23s08.txt | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/Documentation/devicetree/bindings/pinctrl/pinctrl-mcp23s08.txt b/Documentation/devicetree/bindings/pinctrl/pinctrl-mcp23s08.txt index a5a8322a31bda..a677145ae6d1f 100644 --- a/Documentation/devicetree/bindings/pinctrl/pinctrl-mcp23s08.txt +++ b/Documentation/devicetree/bindings/pinctrl/pinctrl-mcp23s08.txt @@ -18,7 +18,9 @@ Required properties: removed. - #gpio-cells : Should be two. - first cell is the pin number - - second cell is used to specify flags. Flags are currently unused. + - second cell is used to specify flags as described in + 'Documentation/devicetree/bindings/gpio/gpio.txt'. Allowed values defined by + 'include/dt-bindings/gpio/gpio.h' (e.g. GPIO_ACTIVE_LOW). - gpio-controller : Marks the device node as a GPIO controller. - reg : For an address on its bus. I2C uses this a the I2C address of the chip. SPI uses this to specify the chipselect line which the chip is |