[PATCH 04/11] i2c-mpc: Add MPC5121 I2C bus support

Wolfgang Grandegger wg at grandegger.com
Fri Jan 22 23:15:24 EST 2010


Grant Likely wrote:
> On Tue, Jan 19, 2010 at 1:24 PM, Anatolij Gustschin <agust at denx.de> wrote:
>> From: Piotr Ziecik <kosmo at semihalf.com>
>>
>>    - Update Kconfig for i2c-mpc driver.
>>    - Enable I2C interrupts on MPC5121.
>>
>> diff --git a/drivers/i2c/busses/i2c-mpc.c b/drivers/i2c/busses/i2c-mpc.c
>> index f627001..84eeb25 100644
>> --- a/drivers/i2c/busses/i2c-mpc.c
>> +++ b/drivers/i2c/busses/i2c-mpc.c
>> @@ -540,6 +540,29 @@ static int __devinit fsl_i2c_probe(struct of_device *op,
>>                }
>>        }
>>
>> +       if (of_device_is_compatible(op->node, "fsl,mpc5121-i2c")) {
> 
> Rather than doing stuff like this with explicit compatible checks in
> the probe hook, consider using the .data pointer in the of match
> table.

Yes, and it does also not use the clock setting code of the MPC5200,
which should work for the MPC512x as well. I already have a patch in my
pipeline, which I will roll out after some more testing.

Wolfgang.


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