diff options
author | Andreas Klinger <ak@it-klinger.de> | 2018-12-14 22:48:25 +0300 |
---|---|---|
committer | Rob Herring <robh@kernel.org> | 2018-12-21 00:47:48 +0300 |
commit | 24ad02c48c69c37427cc3412f6597493091eca3c (patch) | |
tree | 207891d139055900f7f9eda2213230f0004234e8 /Documentation/devicetree | |
parent | 485773d3c5c7fa1462c0a6b36187922c2dcba914 (diff) | |
download | linux-24ad02c48c69c37427cc3412f6597493091eca3c.tar.xz |
gpio-omap.txt: add reg and interrupts properties
Document properties reg and interrupts for OMAP GPIO controller bindings
Also add unit address in node name of the example
Signed-off-by: Andreas Klinger <ak@it-klinger.de>
Acked-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Rob Herring <robh@kernel.org>
Diffstat (limited to 'Documentation/devicetree')
-rw-r--r-- | Documentation/devicetree/bindings/gpio/gpio-omap.txt | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/Documentation/devicetree/bindings/gpio/gpio-omap.txt b/Documentation/devicetree/bindings/gpio/gpio-omap.txt index 8d950522e7fa..e57b2cb28f6c 100644 --- a/Documentation/devicetree/bindings/gpio/gpio-omap.txt +++ b/Documentation/devicetree/bindings/gpio/gpio-omap.txt @@ -5,6 +5,8 @@ Required properties: - "ti,omap2-gpio" for OMAP2 controllers - "ti,omap3-gpio" for OMAP3 controllers - "ti,omap4-gpio" for OMAP4 controllers +- reg : Physical base address of the controller and length of memory mapped + region. - gpio-controller : Marks the device node as a GPIO controller. - #gpio-cells : Should be two. - first cell is the pin number @@ -18,6 +20,8 @@ Required properties: 2 = high-to-low edge triggered. 4 = active high level-sensitive. 8 = active low level-sensitive. +- interrupts : The interrupt the controller is rising as output when an + interrupt occures OMAP specific properties: - ti,hwmods: Name of the hwmod associated to the GPIO: @@ -29,11 +33,13 @@ OMAP specific properties: Example: -gpio4: gpio4 { +gpio0: gpio@44e07000 { compatible = "ti,omap4-gpio"; - ti,hwmods = "gpio4"; + reg = <0x44e07000 0x1000>; + ti,hwmods = "gpio1"; gpio-controller; #gpio-cells = <2>; interrupt-controller; #interrupt-cells = <2>; + interrupts = <96>; }; |