linux-kernel - Re: [PATCH 5/5] gpio: pca953x: Add support for PCAL6534 and compatible

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Date:   Wed, 31 Aug 2022 13:57:45 +0200
From:   Bartosz Golaszewski <brgl@...ev.pl>
To:     Martyn Welch <martyn.welch@...labora.com>
Cc:     Linus Walleij <linus.walleij@...aro.org>, kernel@...labora.com,
        "open list:GPIO SUBSYSTEM" <linux-gpio@...r.kernel.org>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH 5/5] gpio: pca953x: Add support for PCAL6534 and compatible

On Mon, Aug 29, 2022 at 3:39 PM Martyn Welch <martyn.welch@...labora.com> wrote:
>
> Add support for the NXP PCAL6534 and Diodes Inc. PI4IOE5V6534Q. These
> devices, which have identical register layouts and features, are broadly a
> 34-bit version of the PCAL6524.
>
> However, whilst the registers are broadly what you'd expect for a 34-bit
> version of the PCAL6524, the spacing of the registers has been
> compacted. This has the unfortunate effect of breaking the bit shift
> based mechanism that is employed to work out register locations used by
> the other chips supported by this driver, resulting in special handling
> needing to be introduced in pca953x_recalc_addr() and
> pca953x_check_register().
>
> Datasheet: https://www.nxp.com/docs/en/data-sheet/PCAL6534.pdf
> Datasheet: https://www.diodes.com/assets/Datasheets/PI4IOE5V6534Q.pdf
> Signed-off-by: Martyn Welch <martyn.welch@...labora.com>
> ---

Is this series complete? I don't have patch 1/5 in my inbox and
neither does patchwork.

Bart