From: Valentin Longchamp <valentin.longchamp@keymile.com>
Date: Mon, 27 May 2013 15:55:26 +0000 (+0200)
Subject: ARM: kirkwood: add i2c-gpio controller for km_kirkwood
X-Git-Tag: v5.15~19842^2~1^2~8
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=e45498cb0490cf108a4b67ee761900c9179f663b;p=platform%2Fkernel%2Flinux-starfive.git

ARM: kirkwood: add i2c-gpio controller for km_kirkwood

This controller is used to access the reset management FPGA of the
km_kirkwood boards.

Signed-off-by: Valentin Longchamp <valentin.longchamp@keymile.com>
Signed-off-by: Jason Cooper <jason@lakedaemon.net>
---

diff --git a/arch/arm/boot/dts/kirkwood-km_kirkwood.dts b/arch/arm/boot/dts/kirkwood-km_kirkwood.dts
index 66b971b..5d9f5ea 100644
--- a/arch/arm/boot/dts/kirkwood-km_kirkwood.dts
+++ b/arch/arm/boot/dts/kirkwood-km_kirkwood.dts
@@ -42,4 +42,11 @@
 			chip-delay = <25>;
 		};
 	};
+
+	i2c@0 {
+		compatible = "i2c-gpio";
+		gpios = < &gpio0 8 0		/* sda */
+			&gpio0 9 0 >;		/* scl */
+		i2c-gpio,delay-us = <2>;	/* ~100 kHz */
+	};
 };