diff options
Diffstat (limited to 'Bindings/pinctrl/brcm,bcm2835-gpio.txt')
| -rw-r--r-- | Bindings/pinctrl/brcm,bcm2835-gpio.txt | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/Bindings/pinctrl/brcm,bcm2835-gpio.txt b/Bindings/pinctrl/brcm,bcm2835-gpio.txt index 3cab7336a326..5682b2010e50 100644 --- a/Bindings/pinctrl/brcm,bcm2835-gpio.txt +++ b/Bindings/pinctrl/brcm,bcm2835-gpio.txt @@ -9,13 +9,16 @@ Required properties: "brcm,bcm2835-gpio" - BCM2835 compatible pinctrl "brcm,bcm7211-gpio" - BCM7211 compatible pinctrl "brcm,bcm2711-gpio" - BCM2711 compatible pinctrl + "brcm,bcm7211-gpio" - BCM7211 compatible pinctrl - reg: Should contain the physical address of the GPIO module's registers. - gpio-controller: Marks the device node as a GPIO controller. - #gpio-cells : Should be two. The first cell is the pin number and the second cell is used to specify optional parameters: - bit 0 specifies polarity (0 for normal, 1 for inverted) - interrupts : The interrupt outputs from the controller. One interrupt per - individual bank followed by the "all banks" interrupt. + individual bank followed by the "all banks" interrupt. For BCM7211, an + additional set of per-bank interrupt line and an "all banks" wake-up + interrupt may be specified. - interrupt-controller: Marks the device node as an interrupt controller. - #interrupt-cells : Should be 2. The first cell is the GPIO number. |