Re: [PATCH v5 4/6] memory: stm32-fmc2-ebi: add STM32 FMC2 EBI controller driver

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----- Ursprüngliche Mail -----
> Von: "Christophe Kerello" <christophe.kerello@xxxxxx>
> An: "Richard Weinberger" <richard.weinberger@xxxxxxxxx>
> CC: "Miquel Raynal" <miquel.raynal@xxxxxxxxxxx>, "richard" <richard@xxxxxx>, "Vignesh Raghavendra" <vigneshr@xxxxxx>,
> "Rob Herring" <robh+dt@xxxxxxxxxx>, "Mark Rutland" <mark.rutland@xxxxxxx>, arnd@xxxxxxxxxx, "Alexandre Torgue"
> <alexandre.torgue@xxxxxx>, "Marek Vasut" <marex@xxxxxxx>, "devicetree" <devicetree@xxxxxxxxxxxxxxx>, "linux-kernel"
> <linux-kernel@xxxxxxxxxxxxxxx>, "linux-mtd" <linux-mtd@xxxxxxxxxxxxxxxxxxx>, linux-stm32@xxxxxxxxxxxxxxxxxxxxxxxxxxxx
> Gesendet: Dienstag, 30. Juni 2020 11:35:38
> Betreff: Re: [PATCH v5 4/6] memory: stm32-fmc2-ebi: add STM32 FMC2 EBI controller driver

> Hi Richard,
> 
> On 6/30/20 11:13 AM, Richard Weinberger wrote:
>> On Fri, Jun 12, 2020 at 5:24 PM Christophe Kerello
>> <christophe.kerello@xxxxxx> wrote:
>>>
>>> The driver adds the support for the STMicroelectronics FMC2 EBI controller
>>> found on STM32MP SOCs.
>>>
>>> Signed-off-by: Christophe Kerello <christophe.kerello@xxxxxx>
>>> ---
>>> +       if (!IS_ERR(rstc)) {
>>> +               reset_control_assert(rstc);
>>> +               reset_control_deassert(rstc);
>> 
>> Shouldn't there be a small delay between assert and deassert?
>> Other than that the code looks good to me.
>> 
> 
> Even if I have currently not met any issue, I will add a udelay(2) to be
> safe. It will be part of v6.

Well, if it works and you are sure, please go for it. Like I said, I'm no expert in
this.
I just noticed that other users add a delay and wondered.

Thanks,
//richard



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