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[v3,1/3] dt-bindings: adc-joystick: add adc-joystick,no-hardware-trigger

Message ID 20220613192353.696-2-macroalpha82@gmail.com
State New
Headers show
Series adc-joystick: Add polled support | expand

Commit Message

Chris Morgan June 13, 2022, 7:23 p.m. UTC 
From: Chris Morgan <macromorgan@hotmail.com>

Add documentation for adc-joystick,no-hardware-trigger. New device-tree
properties have been added.

- adc-joystick,no-hardware-trigger: A boolean value noting the joystick
				    device should be polled rather than
				    use a triggered buffer.

Signed-off-by: Maya Matuszczyk <maccraft123mc@gmail.com>
Signed-off-by: Chris Morgan <macromorgan@hotmail.com>
---
 .../devicetree/bindings/input/adc-joystick.yaml          | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)
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Patch

diff --git a/Documentation/devicetree/bindings/input/adc-joystick.yaml b/Documentation/devicetree/bindings/input/adc-joystick.yaml
index 2ee04e03bc22..627cc6c40191 100644
--- a/Documentation/devicetree/bindings/input/adc-joystick.yaml
+++ b/Documentation/devicetree/bindings/input/adc-joystick.yaml
@@ -12,12 +12,19 @@  maintainers:
 
 description: >
   Bindings for joystick devices connected to ADC controllers supporting
-  the Industrial I/O subsystem.
+  the Industrial I/O subsystem. Supports both polled devices where no
+  iio trigger is available and non-polled devices which are triggered
+  by iio.
 
 properties:
   compatible:
     const: adc-joystick
 
+  adc-joystick,no-hardware-trigger:
+    type: boolean
+    description:
+      If the device does not support triggered buffers and needs to be polled.
+
   io-channels:
     minItems: 1
     maxItems: 1024