From: Andy Green <andy@warmcat.com>
Date: Mon, 30 May 2011 14:43:06 +0000 (-0700)
Subject: I2C: OMAP2+: Pass hwmod rev knowledge via platform_data when i2c bus added
X-Git-Tag: next-20110915~67^2~13
X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=9d430ff68eaaba9903b9c6f75e0bdc73e35d4cb7;p=karo-tx-linux.git

I2C: OMAP2+: Pass hwmod rev knowledge via platform_data when i2c bus added

Mark each OMAP I2C bus with the hwmod's knowledge of which I2C
IP version is in the chip we're running on.

Cc: patches@linaro.org
Reported-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Andy Green <andy.green@linaro.org>
Signed-off-by: Tony Lindgren <tony@atomide.com>
Acked-by: Ben Dooks <ben-linux@fluff.org>
Signed-off-by: Kevin Hilman <khilman@ti.com>
---

diff --git a/arch/arm/plat-omap/i2c.c b/arch/arm/plat-omap/i2c.c
index a938df0908a2..0d3eda77e7ce 100644
--- a/arch/arm/plat-omap/i2c.c
+++ b/arch/arm/plat-omap/i2c.c
@@ -154,6 +154,12 @@ static inline int omap2_i2c_add_bus(int bus_id)
 	}
 
 	pdata = &i2c_pdata[bus_id - 1];
+	/*
+	 * pass the hwmod class's CPU-specific knowledge of I2C IP revision in
+	 * use up to the OMAP I2C driver via platform data
+	 */
+	pdata->rev = oh->class->rev;
+
 	/*
 	 * When waiting for completion of a i2c transfer, we need to
 	 * set a wake up latency constraint for the MPU. This is to