linux-kernel - [PATCH] gpio-omap.txt: add reg and interrupts properties

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Date:   Fri, 14 Dec 2018 20:48:25 +0100
From:   Andreas Klinger <ak@...klinger.de>
To:     grygorii.strashko@...com, ssantosh@...nel.org, khilman@...nel.org,
        linus.walleij@...aro.org, bgolaszewski@...libre.com,
        robh+dt@...nel.org, mark.rutland@....com
Cc:     linux-omap@...r.kernel.org, linux-gpio@...r.kernel.org,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: [PATCH] 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@...klinger.de>
---
 Documentation/devicetree/bindings/gpio/gpio-omap.txt | 10 ++++++++--
 1 file 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@...07000 {
     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>;
 };
-- 
2.11.0


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