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-rw-r--r--doc/device-tree-bindings/gpio/bcm2835-gpio.txt5
1 files changed, 5 insertions, 0 deletions
diff --git a/doc/device-tree-bindings/gpio/bcm2835-gpio.txt b/doc/device-tree-bindings/gpio/bcm2835-gpio.txt
new file mode 100644
index 0000000..21e0610
--- /dev/null
+++ b/doc/device-tree-bindings/gpio/bcm2835-gpio.txt
@@ -0,0 +1,5 @@
+* Broadcom BCM283x GPIO controller
+
+Required properties:
+- compatible: must be "brcm,bcm2835-gpio"
+- reg: exactly one register range with length 0xb4