linux-kernel - [PATCH v2 2/4] i2c: at91: update bindings documention

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Date:	Thu, 3 Dec 2015 10:53:52 +0100
From:	Ludovic Desroches <ludovic.desroches@...el.com>
To:	<wsa@...-dreams.de>, <nicolas.ferre@...el.com>,
	<alexandre.belloni@...e-electrons.com>
CC:	<linux-i2c@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
	<plagnioj@...osoft.com>, <linux-arm-kernel@...ts.infradead.org>,
	<devicetree@...r.kernel.org>,
	Ludovic Desroches <ludovic.desroches@...el.com>
Subject: [PATCH v2 2/4] i2c: at91: update bindings documention

The i2c-sda-hold-time-ns property is supported from atmel,sama5d4-i2c.

Signed-off-by: Ludovic Desroches <ludovic.desroches@...el.com>
Acked-by: Rob Herring <robh@...nel.org>
---
 Documentation/devicetree/bindings/i2c/i2c-at91.txt | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/Documentation/devicetree/bindings/i2c/i2c-at91.txt b/Documentation/devicetree/bindings/i2c/i2c-at91.txt
index 6e81dc1..ef973a0 100644
--- a/Documentation/devicetree/bindings/i2c/i2c-at91.txt
+++ b/Documentation/devicetree/bindings/i2c/i2c-at91.txt
@@ -3,7 +3,7 @@ I2C for Atmel platforms
 Required properties :
 - compatible : Must be "atmel,at91rm9200-i2c", "atmel,at91sam9261-i2c",
      "atmel,at91sam9260-i2c", "atmel,at91sam9g20-i2c", "atmel,at91sam9g10-i2c",
-     "atmel,at91sam9x5-i2c" or "atmel,sama5d2-i2c"
+     "atmel,at91sam9x5-i2c", "atmel,sama5d4-i2c" or "atmel,sama5d2-i2c"
 - reg: physical base address of the controller and length of memory mapped
      region.
 - interrupts: interrupt number to the cpu.
@@ -17,6 +17,8 @@ Optional properties:
 - dma-names: should contain "tx" and "rx".
 - atmel,fifo-size: maximum number of data the RX and TX FIFOs can store for FIFO
   capable I2C controllers.
+- i2c-sda-hold-time-ns: TWD hold time, only available for "atmel,sama5d4-i2c"
+  and "atmel,sama5d2-i2c".
 - Child nodes conforming to i2c bus binding
 
 Examples :
@@ -52,6 +54,7 @@ i2c0: i2c@...34600 {
 	#size-cells = <0>;
 	clocks = <&flx0>;
 	atmel,fifo-size = <16>;
+	i2c-sda-hold-time-ns = <336>;
 
 	wm8731: wm8731@1a {
 		compatible = "wm8731";
-- 
2.5.0

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