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authorFlorian Fainelli <f.fainelli@gmail.com>2020-05-31 03:10:59 +0300
committerLinus Walleij <linus.walleij@linaro.org>2020-06-03 15:16:38 +0300
commitd4f2b12e6d8e6be860f6b9e23e964cab607987ac (patch)
tree8ee921c9e21ccde4a945d2312add2ab72bb85e23 /Documentation/devicetree/bindings/pinctrl
parent879c93f7062ff15c8712c660f24b79796100c10e (diff)
downloadlinux-d4f2b12e6d8e6be860f6b9e23e964cab607987ac.tar.xz
dt-bindings: pinctrl: Document optional BCM7211 wake-up interrupts
BCM7211 supports wake-up interrupts in the form of optional interrupt lines, one per bank, plus the "all banks" interrupt line. Signed-off-by: Florian Fainelli <f.fainelli@gmail.com> Acked-by: Rob Herring <robh@kernel.org> Link: https://lore.kernel.org/r/20200531001101.24945-3-f.fainelli@gmail.com Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Diffstat (limited to 'Documentation/devicetree/bindings/pinctrl')
-rw-r--r--Documentation/devicetree/bindings/pinctrl/brcm,bcm2835-gpio.txt4
1 files changed, 3 insertions, 1 deletions
diff --git a/Documentation/devicetree/bindings/pinctrl/brcm,bcm2835-gpio.txt b/Documentation/devicetree/bindings/pinctrl/brcm,bcm2835-gpio.txt
index dfc67b90591c..5682b2010e50 100644
--- a/Documentation/devicetree/bindings/pinctrl/brcm,bcm2835-gpio.txt
+++ b/Documentation/devicetree/bindings/pinctrl/brcm,bcm2835-gpio.txt
@@ -16,7 +16,9 @@ Required properties:
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.