From mboxrd@z Thu Jan 1 00:00:00 1970 From: Michael Lawnick Subject: [Patch] MPC Adapter: read class attribute from device tree Date: Tue, 21 Apr 2009 08:42:27 +0200 Message-ID: <49ED6AD3.2060808@gmx.de> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-15 Content-Transfer-Encoding: 7bit Return-path: Sender: linux-i2c-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org To: linux-i2c-u79uwXL29TY76Z2rM5mHXA@public.gmane.org Cc: "Delvare, Jean " , "Sang, Wolfram" List-Id: linux-i2c@vger.kernel.org For MPC adapter there is no class assigned as it is done in other adapters. This way no new-style client will ever be instantiated. With this patch class assignment is read from device tree. Necessary entry: class = <1>; /* I2C_CLASS_HWMON (iic.h) */ Based on 2.6.29 Signed-off-by: Michael Lawnick Cc: Jean Delvare Cc: Sang, Wolfram --- drivers/i2c/busses/i2c-mpc.c | 5 +++++ 1 files changed, 5 insertions(+), 0 deletions(-) diff --git a/drivers/i2c/busses/i2c-mpc.c b/drivers/i2c/busses/i2c-mpc.c --- a/drivers/i2c/busses/i2c-mpc.c +++ b/drivers/i2c/busses/i2c-mpc.c @@ -318,6 +318,7 @@ static int __devinit fsl_i2c_probe(struct of_device *op, const struct of_device_ { int result = 0; struct mpc_i2c *i2c; + int *of_val; i2c = kzalloc(sizeof(*i2c), GFP_KERNEL); if (!i2c) @@ -354,6 +355,10 @@ static int __devinit fsl_i2c_probe(struct of_device *op, const struct of_device_ dev_set_drvdata(&op->dev, i2c); i2c->adap = mpc_ops; + of_val = of_get_property(op->node, "class", NULL); + if(of_val) + i2c->adap.class = *of_val; + i2c_set_adapdata(&i2c->adap, i2c); i2c->adap.dev.parent = &op->dev; -- Michael Lawnick