On Wed, Apr 11, 2018 at 10:42:57PM +0100, Ricardo Silva wrote: > The pinctrl-mcp23s08 driver doesn't provide a specific gpiospec > of_xlate() function, causing the gpiolib-of's of_gpio_simple_xlate() > function to be used instead, which takes the gpiospec's second cell as > the flags specifier according to 'include/dt-bindings/gpio/gpio.h'. > > The pinctrl-mcp23s08 bindings document was mentioning that the flags > were unused, which is not accurate because values in that second cell > are indeed used by the gpiolib-of's of_gpio_simple_xlate() for > configuring the gpio (e.g. its polarity). > > This way, replace the "flags currently unused" reference in the > dt-bindings document with references to the appropriate files specifying > the possible flag values and gpiospec description. > > CC: [email protected] > Signed-off-by: Ricardo Silva <[email protected]> > --- > .../devicetree/bindings/pinctrl/pinctrl-mcp23s08.txt | 4 +++- > 1 file changed, 3 insertions(+), 1 deletion(-)
Reviewed-by: Rob Herring <[email protected]>
