linux-kernel - Re: [PATCH 1/2] pinctrl: imx: use generic pinctrl helpers for managing groups

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Message-ID: <CAOMZO5BKdP+A1JdJxkRXPvZcGGsW2k65nsseDvmFguaM8i18xw@mail.gmail.com>
Date:   Tue, 7 Mar 2017 14:19:52 -0300
From:   Fabio Estevam <festevam@...il.com>
To:     Gary Bisson <gary.bisson@...ndarydevices.com>
Cc:     Linus Walleij <linus.walleij@...aro.org>,
        Fabio Estevam <fabio.estevam@....com>,
        Tony Lindgren <tony@...mide.com>,
        Shawn Guo <shawnguo@...nel.org>,
        "linux-gpio@...r.kernel.org" <linux-gpio@...r.kernel.org>,
        linux-kernel <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH 1/2] pinctrl: imx: use generic pinctrl helpers for
 managing groups

Hi Gary,

On Mon, Jan 2, 2017 at 4:20 PM, Gary Bisson
<gary.bisson@...ndarydevices.com> wrote:
> Now using group_desc structure instead of imx_pin_group.
>
> Also leveraging generic functions to retrieve groups count/name/pins.
>
> The imx_free_pingroups function can be removed since it is now handled by
> the core driver during unregister.
>
> Finally the device tree parsing is moved after the pinctrl driver registration
> since this latter initializes the radix trees.
>
> Signed-off-by: Gary Bisson <gary.bisson@...ndarydevices.com>

This patch is in 4.11-rc1 now and it causes a regression on the hog group:

[    0.061005] imx6q-pinctrl 20e0000.iomuxc: unable to find group for
node hoggrp

The hog pins can no longer be initialized.

Could you take a look, please?