diff mbox series

[v4,2/3] dt-bindings: pinctrl: mcp23s08: add documentation for drive-open-drain

Message ID 1519032320-103817-3-git-send-email-preid@electromag.com.au
State Not Applicable, archived
Headers show
Series pinctrl: mcp32s08: add open drain config for irq | expand

Commit Message

Phil Reid Feb. 19, 2018, 9:25 a.m. UTC 
This flag set the mcp23s08 device irq type to open drain active low.

Acked-by: Rob Herring <robh@kernel.org>
Signed-off-by: Phil Reid <preid@electromag.com.au>
---
 Documentation/devicetree/bindings/pinctrl/pinctrl-mcp23s08.txt | 2 ++
 1 file changed, 2 insertions(+)

Comments

Linus Walleij Feb. 22, 2018, 3:06 p.m. UTC | #1 
On Mon, Feb 19, 2018 at 10:25 AM, Phil Reid <preid@electromag.com.au> wrote:

> This flag set the mcp23s08 device irq type to open drain active low.
>
> Acked-by: Rob Herring <robh@kernel.org>
> Signed-off-by: Phil Reid <preid@electromag.com.au>

Patch applied.

Yours,
Linus Walleij
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diff mbox series

Patch

diff --git a/Documentation/devicetree/bindings/pinctrl/pinctrl-mcp23s08.txt b/Documentation/devicetree/bindings/pinctrl/pinctrl-mcp23s08.txt
index 7d262e9..72bac30 100644
--- a/Documentation/devicetree/bindings/pinctrl/pinctrl-mcp23s08.txt
+++ b/Documentation/devicetree/bindings/pinctrl/pinctrl-mcp23s08.txt
@@ -45,6 +45,8 @@  Optional properties:
   - first cell is the pin number
   - second cell is used to specify flags.
 - interrupt-controller: Marks the device node as a interrupt controller.
+- drive-open-drain: Sets the ODR flag in the IOCON register. This configures
+        the IRQ output as open drain active low.
 
 Optional device specific properties:
 - microchip,irq-mirror: Sets the mirror flag in the IOCON register. Devices