| From 3a21c3ac93aff7b4522b152399df8f6a041df56d Mon Sep 17 00:00:00 2001 |
| From: Dinh Nguyen <dinguyen@kernel.org> |
| Date: Wed, 11 May 2022 12:54:46 -0500 |
| Subject: dt-bindings: gpio: altera: correct interrupt-cells |
| |
| 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; |
| }; |