Re: [PATCH 2/3] drivers: gpio: siul2-s32g2: add NXP S32G2/S32G3 SoCs support
From: Andrei Stefanescu
Date: Mon Aug 26 2024 - 10:03:47 EST
Hi Krzysztof,
On 26/08/2024 12:10, Krzysztof Kozlowski wrote:
> On 26/08/2024 10:42, Andrei Stefanescu wrote:
Thank you for the quick review!
>> + raw_spin_lock_init(&gpio_dev->lock);
>
> Why do you use raw spin? Are you sure you need it (some people just
> replace it thinking this will help them in PREEMPT_RT without actually
> thinking if it is needed). IOW, do you have here irqchip anywhere?
I don't have an irqchip in this current patch series. There are, however,
other patches which add support for interrupts and implementations for
power management callbacks. I thought it would be easier for review if I
sent those after the current series gets merged.
>> +
>> +static const struct of_device_id siul2_gpio_dt_ids[] = {
>> + { .compatible = "nxp,s32g2-siul2-gpio", .data = &s32g2_device_data },
>
> Why do you have match data? There are no other variants.
We do have another match data in our downstream version. Could I keep it
here or should I remove it?
I will fix the other comments in v2.
Best regards,
Andrei