Re: [PATCH v5 4/7] pinctrl: s32: convert the driver into an mfd cell

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On Fri, Nov 01, 2024 at 10:06:10AM +0200, Andrei Stefanescu wrote:
> +	/* Order is MSCR regions first, then IMCR ones */
>  	for (i = 0; i < mem_regions; i++) {
> -		base = devm_platform_get_and_ioremap_resource(pdev, i, &res);
> -		if (IS_ERR(base))
> -			return PTR_ERR(base);
> -
> -		snprintf(ipctl->regions[i].name,
> -			 sizeof(ipctl->regions[i].name), "map%u", i);
> -
> -		s32_regmap_config.name = ipctl->regions[i].name;
> -		s32_regmap_config.max_register = resource_size(res) -
> -						 s32_regmap_config.reg_stride;
> -
> -		map = devm_regmap_init_mmio(&pdev->dev, base,
> -						&s32_regmap_config);
> -		if (IS_ERR(map)) {
> -			dev_err(&pdev->dev, "Failed to init regmap[%u]\n", i);
> -			return PTR_ERR(map);
> -		}
> -
> -		ipctl->regions[i].map = map;
> +		regmap_type = i < mem_regions / 2 ? SIUL2_MSCR : SIUL2_IMCR;
> +		j = i % mfd->num_siul2;
> +		ipctl->regions[i].map = mfd->siul2[j].regmaps[regmap_type];
>  		ipctl->regions[i].pin_range = &info->soc_data->mem_pin_ranges[i];

This looks like breaking all the users. Nothing in commit msg about
this: about rationale, impact or backwards compatibility.

Nothing in changelog in cover letter explaining such sudden change in
approach.

Sorry, that's a NAK.

Best regards,
Krzysztof





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