Re: [PATCH] spi: sirf: add reset controller dependency

[Chen-Yu Tsai]

On Tue, Feb 24, 2015 at 9:34 PM, Arnd Bergmann <arnd@xxxxxxxx> wrote:
> On Tuesday 24 February 2015 18:56:44 Chen-Yu Tsai wrote:
>> > --- a/drivers/net/ethernet/stmicro/stmmac/Kconfig
>> > +++ b/drivers/net/ethernet/stmicro/stmmac/Kconfig
>> > @@ -1,11 +1,11 @@
>> >  config STMMAC_ETH
>> >         tristate "STMicroelectronics 10/100/1000 Ethernet driver"
>> >         depends on HAS_IOMEM && HAS_DMA
>> > +       depends on RESET_CONTROLLER
>> >         select MII
>> >         select PHYLIB
>> >         select CRC32
>> >         select PTP_1588_CLOCK
>> > -       select RESET_CONTROLLER
>>
>> I was the one that introduced this. At the time a generic binding for the
>> stmmac core was requested, which supported an optional reset control. There
>> wasn't an *_optional stub available, so I went with this. See
>>
>>     http://lists.infradead.org/pipermail/linux-arm-kernel/2014-January/224684.html
>> b424080a9e08
>> With commit b424080a9e08 ("reset: Add optional resets and stubs") in, I
>> think using devm_reset_control_get() in the driver is the proper solution.
>> The hardware is found in quite a few platforms, and not all of them have
>> reset controllers.
>
> I suppose you mean devm_reset_control_get_option() instead of
> devm_reset_control_get()?

That's right.

ChenYu

> Yes, that sounds right.
>
>         Arnd
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