diff options
Diffstat (limited to 'dts/Bindings/pinctrl/pinctrl-mcp23s08.txt')
-rw-r--r-- | dts/Bindings/pinctrl/pinctrl-mcp23s08.txt | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/dts/Bindings/pinctrl/pinctrl-mcp23s08.txt b/dts/Bindings/pinctrl/pinctrl-mcp23s08.txt index a5a8322a31..625a22e2f2 100644 --- a/dts/Bindings/pinctrl/pinctrl-mcp23s08.txt +++ b/dts/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 @@ -99,9 +101,9 @@ Optional Pinmux properties: -------------------------- Following properties are required if default setting of pins are required at boot. -- pinctrl-names: A pinctrl state named per <pinctrl-binding.txt>. +- pinctrl-names: A pinctrl state named per <pinctrl-bindings.txt>. - pinctrl[0...n]: Properties to contain the phandle for pinctrl states per - <pinctrl-binding.txt>. + <pinctrl-bindings.txt>. The pin configurations are defined as child of the pinctrl states node. Each sub-node have following properties: |