linux-kernel - Re: [PATCH v6 09/13] pinctrl: eyeq5: add platform driver

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Date: Wed, 21 Feb 2024 14:41:25 +0100
From: Linus Walleij <linus.walleij@...aro.org>
To: Théo Lebrun <theo.lebrun@...tlin.com>
Cc: Gregory CLEMENT <gregory.clement@...tlin.com>, 
	Michael Turquette <mturquette@...libre.com>, Stephen Boyd <sboyd@...nel.org>, 
	Rob Herring <robh+dt@...nel.org>, 
	Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>, Conor Dooley <conor+dt@...nel.org>, 
	Thomas Bogendoerfer <tsbogend@...ha.franken.de>, Rafał Miłecki <rafal@...ecki.pl>, 
	Philipp Zabel <p.zabel@...gutronix.de>, 
	Vladimir Kondratiev <vladimir.kondratiev@...ileye.com>, linux-mips@...r.kernel.org, 
	linux-clk@...r.kernel.org, devicetree@...r.kernel.org, 
	linux-kernel@...r.kernel.org, Thomas Petazzoni <thomas.petazzoni@...tlin.com>, 
	Tawfik Bayouk <tawfik.bayouk@...ileye.com>, linux-gpio@...r.kernel.org
Subject: Re: [PATCH v6 09/13] pinctrl: eyeq5: add platform driver

On Mon, Feb 12, 2024 at 2:44 PM Théo Lebrun <theo.lebrun@...tlin.com> wrote:

> Add the Mobileye EyeQ5 pin controller driver. It might grow to add later
> support of other platforms from Mobileye. It belongs to a syscon region
> called OLB.
>
> Existing pins and their function live statically in the driver code
> rather than in the devicetree, see compatible match data.
>
> Signed-off-by: Théo Lebrun <theo.lebrun@...tlin.com>

Reviewed-by: Linus Walleij <linus.walleij@...aro.org>

> +       ret = devm_pinctrl_register_and_init(dev, &pctrl->desc, pctrl, &pctldev);
> +       if (ret) {
> +               dev_err(dev, "Failed registering pinctrl device: %d\n", ret);
> +               return ret;
> +       }
> +
> +       ret = pinctrl_enable(pctldev);
> +       if (ret) {
> +               dev_err(dev, "Failed enabling pinctrl device: %d\n", ret);
> +               return ret;
> +       }

You could use dev_err_probe() here which suppresses -EPROBE_DEFER
messages, but I'm not picky, just mentioning it.

Yours,
Linus Walleij