linux-kernel - Re: [PATCH] pinctrl: meson: fix pinconf bias disable

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Message-ID: <CACRpkdbXP2s7gEUUaJ8cUgS1V_8SejWUVTkjPdZDZ7W9Vw7tqQ@mail.gmail.com>
Date:   Wed, 31 Oct 2018 10:45:44 +0100
From:   Linus Walleij <linus.walleij@...aro.org>
To:     Jerome Brunet <jbrunet@...libre.com>
Cc:     Kevin Hilman <khilman@...libre.com>,
        Carlo Caione <carlo@...one.org>,
        "open list:GPIO SUBSYSTEM" <linux-gpio@...r.kernel.org>,
        "open list:ARM/Amlogic Meson..." <linux-amlogic@...ts.infradead.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] pinctrl: meson: fix pinconf bias disable

On Tue, Oct 23, 2018 at 6:03 PM Jerome Brunet <jbrunet@...libre.com> wrote:

> If a bias is enabled on a pin of an Amlogic SoC, calling .pin_config_set()
> with PIN_CONFIG_BIAS_DISABLE will not disable the bias. Instead it will
> force a pull-down bias on the pin.
>
> Instead of the pull type register bank, the driver should access the pull
> enable register bank.
>
> Fixes: 6ac730951104 ("pinctrl: add driver for Amlogic Meson SoCs")
> Signed-off-by: Jerome Brunet <jbrunet@...libre.com>

Patch applied for fixes with Neil's ACK.

Yours,
Linus Walleij