From 4b2fbed7202aacc4aa3fbfec4c1984347f5d8712 Mon Sep 17 00:00:00 2001 From: Sergio Paracuellos Date: Fri, 1 Jun 2018 11:30:52 +0200 Subject: staging: mt7621-gpio: dt-bindings: update documentation for #interrupt-cells property This commit update documentation for #interrupt-cells property in the gpio node which has been changed from '1' to '2'. Signed-off-by: Sergio Paracuellos Reviewed-by: NeilBrown Signed-off-by: Greg Kroah-Hartman --- drivers/staging/mt7621-gpio/mediatek,mt7621-gpio.txt | 10 ++++++++-- 1 file changed, 8 insertions(+), 2 deletions(-) (limited to 'drivers/staging') diff --git a/drivers/staging/mt7621-gpio/mediatek,mt7621-gpio.txt b/drivers/staging/mt7621-gpio/mediatek,mt7621-gpio.txt index 94caba74de12..30d8a0225aa1 100644 --- a/drivers/staging/mt7621-gpio/mediatek,mt7621-gpio.txt +++ b/drivers/staging/mt7621-gpio/mediatek,mt7621-gpio.txt @@ -15,7 +15,13 @@ Required properties for the top level node: - interrupt-parent : phandle of the parent interrupt controller. - interrupts : Interrupt specifier for the controllers interrupt. - interrupt-controller : Mark the device node as an interrupt controller. -- #interrupt-cells : Should be 1. The first cell is the GPIO number. +- #interrupt-cells : Should be 2. The first cell defines the interrupt number. + The second cell bits[3:0] is used to specify trigger type as follows: + - 1 = low-to-high edge triggered. + - 2 = high-to-low edge triggered. + - 4 = active high level-sensitive. + - 8 = active low level-sensitive. + Required properties for the GPIO bank node: - compatible: @@ -37,7 +43,7 @@ Example: interrupt-parent = <&gic>; interrupts = ; interrupt-controller; - #interrupt-cells = <1>; + #interrupt-cells = <2>; gpio0: bank@0 { reg = <0>; -- cgit v1.2.3-59-g8ed1b