Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:18 as permitted sender) client-ip=2620:137:e000::1:18;
From:   Greg Kroah-Hartman <gregkh@linuxfoundation.org>
To:     linux-kernel@vger.kernel.org
Cc:     Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
        stable@vger.kernel.org, Dinh Nguyen <dinguyen@kernel.org>
Subject: [PATCH 5.10 423/452] dt-bindings: gpio: altera: correct interrupt-cells
Date:   Tue,  7 Jun 2022 19:04:40 +0200
Message-Id: <20220607164921.161130361@linuxfoundation.org>
In-Reply-To: <20220607164908.521895282@linuxfoundation.org>
References: <20220607164908.521895282@linuxfoundation.org>
User-Agent: quilt/0.66
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit
Precedence: bulk

From: Dinh Nguyen <dinguyen@kernel.org>

commit 3a21c3ac93aff7b4522b152399df8f6a041df56d upstream.

update documentation to correctly state the interrupt-cells to be 2.

Cc: stable@vger.kernel.org
Fixes: 4fd9bbc6e071 ("drivers/gpio: Altera soft IP GPIO driver devicetree binding")
Signed-off-by: Dinh Nguyen <dinguyen@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---
 Documentation/devicetree/bindings/gpio/gpio-altera.txt |    5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

--- a/Documentation/devicetree/bindings/gpio/gpio-altera.txt
+++ b/Documentation/devicetree/bindings/gpio/gpio-altera.txt
@@ -9,8 +9,9 @@ Required properties:
   - The second cell is reserved and is currently unused.
 - gpio-controller : Marks the device node as a GPIO controller.
 - interrupt-controller: Mark the device node as an interrupt controller
-- #interrupt-cells : Should be 1. The interrupt type is fixed in the hardware.
+- #interrupt-cells : Should be 2. The interrupt type is fixed in the hardware.
   - The first cell is the GPIO offset number within the GPIO controller.
+  - The second cell is the interrupt trigger type and level flags.
 - interrupts: Specify the interrupt.
 - altr,interrupt-type: Specifies the interrupt trigger type the GPIO
   hardware is synthesized. This field is required if the Altera GPIO controller
@@ -38,6 +39,6 @@ gpio_altr: gpio@ff200000 {
 	altr,interrupt-type = <IRQ_TYPE_EDGE_RISING>;
 	#gpio-cells = <2>;
 	gpio-controller;
-	#interrupt-cells = <1>;
+	#interrupt-cells = <2>;
 	interrupt-controller;
 };