On Thu, May 09, 2013 at 03:33:23PM -0400, Jean-François Dagenais
(jeff.dagen...@gmail.com) wrote:
> To be honest, I didn't really thought about it that much, I just copy pasted
> that from Evgeniy Polyakov's hunk at drivers/w1/w1_io.c, function
> w1_reset_select_slave(struct w1_slave *sl) exept
On 2013-05-09, at 2:03 PM, Andrew Morton wrote:
[...]
>> +static int w1_f29_disable_test_mode(struct w1_slave *sl)
>> +{
>> +int res;
>> +u8 magic[10] = {0x96, };
>> +u64 rn = le64_to_cpu(*((u64*)&sl->reg_num));
>> +memcpy(&magic[1], &rn, 8);
>> +magic[9] = 0x3C;
>
> (please p
On Tue, 7 May 2013 10:00:48 -0400 Jean-Francois Dagenais
wrote:
> V2: use the new bus_mutex
>
> extract from http://datasheets.maximintegrated.com/en/ds/DS2408.pdf:
>
> Power-up timing
> The DS2408 is sensitive to the power-on slew rate and can inadvertently
> power up with a test mode featur
V2: use the new bus_mutex
extract from http://datasheets.maximintegrated.com/en/ds/DS2408.pdf:
Power-up timing
The DS2408 is sensitive to the power-on slew rate and can inadvertently
power up with a test mode feature enabled. When this occurs, the P0 port
does not respond to the Channel Access Wr
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