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 <ml.lawnick@xxxxxx>
Cc: Jean Delvare <khali@xxxxxxxxxxxx>
Cc: Sang, Wolfram <w.sang@xxxxxxxxxxxxxx>
---
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
--
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