linux-kernel - [PATCH v8 40/52] dt-bindings: input: atmel: support to set max bytes transferred

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Date:   Thu, 19 Mar 2020 08:00:04 -0700
From:   Jiada Wang <jiada_wang@...tor.com>
To:     <nick@...anahar.org>, <dmitry.torokhov@...il.com>,
        <jikos@...nel.org>, <benjamin.tissoires@...hat.com>,
        <bsz@...ihalf.com>, <rydberg@...math.org>
CC:     <linux-input@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
        <erosca@...adit-jv.com>, <Andrew_Gabbasov@...tor.com>,
        <jiada_wang@...tor.com>
Subject: [PATCH v8 40/52] dt-bindings: input: atmel: support to set max bytes transferred

Add support to set max bytes transferred in an i2c transaction

Signed-off-by: Jiada Wang <jiada_wang@...tor.com>
---
 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