[PATCH v9 43/55] dt-bindings: input: atmel: support to set max bytes transferred

From: Jiada Wang
Date: Wed Mar 25 2020 - 09:36:35 EST


Add support to set max bytes transferred in an i2c transaction

Signed-off-by: Jiada Wang <jiada_wang@xxxxxxxxxx>
---
Documentation/devicetree/bindings/input/atmel,maxtouch.txt | 3 +++
1 file changed, 3 insertions(+)

diff --git a/Documentation/devicetree/bindings/input/atmel,maxtouch.txt b/Documentation/devicetree/bindings/input/atmel,maxtouch.txt
index d7db16920083..62c93d94bc5d 100644
--- a/Documentation/devicetree/bindings/input/atmel,maxtouch.txt
+++ b/Documentation/devicetree/bindings/input/atmel,maxtouch.txt
@@ -42,6 +42,8 @@ Optional properties for main touchpad device:

- atmel,input_name: Override name of input device from the default.

+- atmel,mtu: Maximum number of bytes that can read/transferred in an i2c transaction
+
Example:

touch@4b {
@@ -49,4 +51,5 @@ Example:
reg = <0x4b>;
interrupt-parent = <&gpio>;
interrupts = <TEGRA_GPIO(W, 3) IRQ_TYPE_LEVEL_LOW>;
+ atmel,mtu = <200>
};
--
2.17.1