[Linux-arm-nuc900] Re: [PATCH]NUC900 add gpio virtual memory map

Wan ZongShun mcuos.com at gmail.com
Tue Feb 9 23:53:38 EST 2010


在 2010年2月10日 上午10:31,Qiang Wang <rurality.linux at gmail.com> 写道:
> hello, Mr Russell
>
> please check and ack this patch.
>
> thank you very much.
>

Hi guy, don't have anxiety,you have to await me to check this issue.

> best regards
> wangqiang
>
> 2010/2/2 Qiang Wang <rurality.linux at gmail.com>:
>> hi, Dear Wan
>>
>>   This patch adds the gpio registers virtual memory map.
>>   Without it, the gpio access will cause the "Data Abort" due to no
>> virtual memory assign to it.
>>
>> Signed-off-by: Wang Qiang <rurality.linux at gmail.com>
>> Cc: Wang Zongshun <mcuos.com at gmail.com>
>> ---
>>  arch/arm/mach-w90x900/cpu.c |    1 +
>>  1 files changed, 1 insertions(+), 0 deletions(-)
>>
>> diff --git a/arch/arm/mach-w90x900/cpu.c b/arch/arm/mach-w90x900/cpu.c
>> index 20dc0c9..7a79de0 100644
>> --- a/arch/arm/mach-w90x900/cpu.c
>> +++ b/arch/arm/mach-w90x900/cpu.c
>> @@ -45,6 +45,7 @@ static struct map_desc nuc900_iodesc[] __initdata = {
>>        IODESC_ENT(UART),
>>        IODESC_ENT(TIMER),
>>        IODESC_ENT(EBI),
>> +       IODESC_ENT(GPIO),
>>  };
>>
>>  /* Initial clock declarations. */
>> --
>> 1.6.4
>>
>
> --
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