[PATCH V2] mmc: display an error number to debug

[Jaehoon Chung]

On 11/18/20 12:31 AM, Stephen Warren wrote:
> On 11/16/20 3:04 PM, Jaehoon Chung wrote:
>> It's useful to know an error number when it's debugging.
>>
>> Signed-off-by: Jaehoon Chung <jh80.chung at samsung.com>
>> Reviewed-by: Peng Fan <peng.fan at nxp.com>
>> ---
>> Changelog on V2
>> - Change from "put" to "printf" to fix build error
> 
> Note that v1 was already applied to u-boot-mmc/master, which is how I
> noticed the original issue; you might need to send a patch with just the
> delta between the two versions.

Okay, I will prepare to send patch based on u-boot-mmc/master. 
If Peng requests to send patch, i will do. 

Thanks!

Best Regards,
Jeahoon Chung

>