diff options
Diffstat (limited to 'dts/Bindings/pinctrl/brcm,bcm2835-gpio.txt')
| -rw-r--r-- | dts/Bindings/pinctrl/brcm,bcm2835-gpio.txt | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/dts/Bindings/pinctrl/brcm,bcm2835-gpio.txt b/dts/Bindings/pinctrl/brcm,bcm2835-gpio.txt index 2569866c69..3fac0a061b 100644 --- a/dts/Bindings/pinctrl/brcm,bcm2835-gpio.txt +++ b/dts/Bindings/pinctrl/brcm,bcm2835-gpio.txt @@ -36,6 +36,24 @@ listed. In other words, a subnode that lists only a mux function implies no information about any pull configuration. Similarly, a subnode that lists only a pul parameter implies no information about the mux function. +The BCM2835 pin configuration and multiplexing supports the generic bindings. +For details on each properties, you can refer to ./pinctrl-bindings.txt. + +Required sub-node properties: + - pins + - function + +Optional sub-node properties: + - bias-disable + - bias-pull-up + - bias-pull-down + - output-high + - output-low + +Legacy pin configuration and multiplexing binding: +*** (Its use is deprecated, use generic multiplexing and configuration +bindings instead) + Required subnode-properties: - brcm,pins: An array of cells. Each cell contains the ID of a pin. Valid IDs are the integer GPIO IDs; 0==GPIO0, 1==GPIO1, ... 53==GPIO53. |