diff options
author | Simon Glass <sjg@chromium.org> | 2016-03-11 22:07:17 -0700 |
---|---|---|
committer | Bin Meng <bmeng.cn@gmail.com> | 2016-03-17 10:27:25 +0800 |
commit | c13dcb3dc7aeaf0a78daff0a3d28eaaa94ad1f28 (patch) | |
tree | 30b0b030e76d5a09642e218e679c17a5dd2cdc00 /doc | |
parent | 0adf8d3548c3fe6f577bb0f2a7acd855dced8a83 (diff) | |
download | u-boot-imx-c13dcb3dc7aeaf0a78daff0a3d28eaaa94ad1f28.zip u-boot-imx-c13dcb3dc7aeaf0a78daff0a3d28eaaa94ad1f28.tar.gz u-boot-imx-c13dcb3dc7aeaf0a78daff0a3d28eaaa94ad1f28.tar.bz2 |
x86: dts: Update the pinctrl binding a little
Make a few minor updates to make the meaning clearer.
Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
Diffstat (limited to 'doc')
-rw-r--r-- | doc/device-tree-bindings/gpio/intel,x86-pinctrl.txt | 21 |
1 files changed, 11 insertions, 10 deletions
diff --git a/doc/device-tree-bindings/gpio/intel,x86-pinctrl.txt b/doc/device-tree-bindings/gpio/intel,x86-pinctrl.txt index be5d51c..22d3bec 100644 --- a/doc/device-tree-bindings/gpio/intel,x86-pinctrl.txt +++ b/doc/device-tree-bindings/gpio/intel,x86-pinctrl.txt @@ -8,17 +8,18 @@ The PINCTRL master node requires the following properties: Pin nodes must be children of the pinctrl master node and can contain the following properties: -- pad-offset - (required) offset in the IOBASE for the pin to configured. -- gpio-offset - (required) offset in the GPIOBASE for the pin to configured and - also the bit shift in this register. -- mode-gpio - (optional) standalone property to force the pin into GPIO mode. -- mode-func - (optional) function number to assign to the pin. if 'mode-gpio' - is set, this property will be ignored. +- pad-offset - (required) offset in the IOBASE for the pin to configure +- gpio-offset - (required) 2 cells + - offset in the GPIOBASE for the pin to configure + - the bit shift in this register (4 = bit 4) +- mode-gpio - (optional) standalone property to force the pin into GPIO mode +- mode-func - (optional) function number to assign to the pin. If + 'mode-gpio' is set, this property will be ignored. in case of 'mode-gpio' property set: -- output-value - (optional) this set the default output value of the GPIO. -- direction - (optional) this set the direction of the gpio. -- pull-str - (optional) this set the pull strength of the pin. -- pull-assign - (optional) this set the pull assignement (up/down) of the pin. +- output-value - (optional) this set the default output value of the GPIO +- direction - (optional) this set the direction of the gpio +- pull-str - (optional) this set the pull strength of the pin +- pull-assign - (optional) this set the pull assignement (up/down) of the pin - invert - (optional) this input pin is inverted Example: |