From mboxrd@z Thu Jan 1 00:00:00 1970
From: plagnioj@jcrosoft.com (Jean-Christophe PLAGNIOL-VILLARD)
Date: Tue, 13 Mar 2012 13:33:44 +0100
Subject: [PATCH 5/5 v4] ARM: at91: sam9x5 add i2c DT support
In-Reply-To:
References:
Message-ID: <1331642024-19869-5-git-send-email-plagnioj@jcrosoft.com>
To: linux-arm-kernel@lists.infradead.org
List-Id: linux-arm-kernel.lists.infradead.org
For now on use i2c-gpio driver on the same pin as the hardware IP.
Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD
Acked-by: Grant Likely
Acked-by: Rob Herring
Cc: Nicolas Ferre
Cc: devicetree-discuss at lists.ozlabs.org
---
arch/arm/boot/dts/at91sam9x5.dtsi | 39 +++++++++++++++++++++++++++++++++++++
1 files changed, 39 insertions(+), 0 deletions(-)
diff --git a/arch/arm/boot/dts/at91sam9x5.dtsi b/arch/arm/boot/dts/at91sam9x5.dtsi
index c294657..f0104f4 100644
--- a/arch/arm/boot/dts/at91sam9x5.dtsi
+++ b/arch/arm/boot/dts/at91sam9x5.dtsi
@@ -188,4 +188,43 @@
status = "disabled";
};
};
+
+ i2c at 0 {
+ compatible = "i2c-gpio";
+ gpios = <&pioA 30 0 /* sda */
+ &pioA 31 0 /* scl */
+ >;
+ i2c-gpio,sda-open-drain;
+ i2c-gpio,scl-open-drain;
+ i2c-gpio,delay-us = <2>; /* ~100 kHz */
+ #address-cells = <1>;
+ #size-cells = <0>;
+ status = "disabled";
+ };
+
+ i2c at 1 {
+ compatible = "i2c-gpio";
+ gpios = <&pioC 0 0 /* sda */
+ &pioC 1 0 /* scl */
+ >;
+ i2c-gpio,sda-open-drain;
+ i2c-gpio,scl-open-drain;
+ i2c-gpio,delay-us = <2>; /* ~100 kHz */
+ #address-cells = <1>;
+ #size-cells = <0>;
+ status = "disabled";
+ };
+
+ i2c at 2 {
+ compatible = "i2c-gpio";
+ gpios = <&pioB 4 0 /* sda */
+ &pioB 5 0 /* scl */
+ >;
+ i2c-gpio,sda-open-drain;
+ i2c-gpio,scl-open-drain;
+ i2c-gpio,delay-us = <2>; /* ~100 kHz */
+ #address-cells = <1>;
+ #size-cells = <0>;
+ status = "disabled";
+ };
};
--
1.7.7