From: Linus Walleij <linus.walleij@linaro.org>
To: Mauri Sandberg <maukka@ext.kapsi.fi>
Cc: Mauri Sandberg <sandberg@mailfence.com>,
Andy Shevchenko <andy.shevchenko@gmail.com>,
Bartosz Golaszewski <bgolaszewski@baylibre.com>,
Geert Uytterhoeven <geert+renesas@glider.be>,
"open list:GPIO SUBSYSTEM" <linux-gpio@vger.kernel.org>,
Rob Herring <robh+dt@kernel.org>,
"open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS"
<devicetree@vger.kernel.org>,
linux-kernel <linux-kernel@vger.kernel.org>,
Drew Fustini <drew@beagleboard.org>
Subject: Re: [PATCH v7 2/2] gpio: gpio-cascade: add generic GPIO cascade
Date: Mon, 25 Oct 2021 00:17:44 +0200 [thread overview]
Message-ID: <CACRpkdYvhM53GVLpDp6mHmy+U0kTz2t-yDz5afeXeWTgp=bsXw@mail.gmail.com> (raw)
In-Reply-To: <20211019200831.3817-3-maukka@ext.kapsi.fi>
On Tue, Oct 19, 2021 at 10:10 PM Mauri Sandberg <maukka@ext.kapsi.fi> wrote:
> Adds support for building cascades of GPIO lines. That is, it allows
> setups when there is one upstream line and multiple cascaded lines, out
> of which one can be chosen at a time. The status of the upstream line
> can be conveyed to the selected cascaded line or, vice versa, the status
> of the cascaded line can be conveyed to the upstream line.
>
> A multiplexer is being used to select, which cascaded GPIO line is being
> used at any given time.
>
> At the moment only input direction is supported. In future it should be
> possible to add support for output direction, too.
>
> Signed-off-by: Mauri Sandberg <maukka@ext.kapsi.fi>
> ---
> v6 -> v7:
This v7 looks like clean and nice merge material to me,
Reviewed-by: Linus Walleij <linus.walleij@linaro.org>
Yours,
Linus Walleij
next prev parent reply other threads:[~2021-10-24 22:18 UTC|newest]
Thread overview: 40+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <20210325122832.119147-1-sandberg@mailfence.com>
2021-05-30 16:13 ` [PATCH v4 0/2] gpio: add generic gpio input multiplexer Mauri Sandberg
2021-05-30 16:13 ` [PATCH v4 1/2] dt-bindings: gpio-mux-input: add documentation Mauri Sandberg
2021-06-01 10:10 ` Linus Walleij
2021-06-01 10:44 ` Linus Walleij
2021-06-02 9:31 ` Mauri Sandberg
2021-06-02 10:35 ` Linus Walleij
2021-06-02 11:21 ` Mauri Sandberg
2021-06-04 7:51 ` Linus Walleij
2021-06-01 13:32 ` Rob Herring
2021-06-02 11:36 ` Mauri Sandberg
2021-05-30 16:13 ` [PATCH v4 2/2] gpio: gpio-mux-input: add generic gpio input multiplexer Mauri Sandberg
2021-05-30 18:09 ` Andy Shevchenko
2021-05-30 19:02 ` Mauri Sandberg
2021-05-30 19:38 ` Andy Shevchenko
2021-05-31 10:19 ` Mauri Sandberg
2021-06-01 10:38 ` Linus Walleij
2021-06-21 17:20 ` [PATCH v5 0/2] gpio: add generic gpio cascade Mauri Sandberg
2021-06-21 17:20 ` [PATCH v5 1/2] dt-bindings: gpio-cascade: add documentation Mauri Sandberg
2021-06-24 18:30 ` Rob Herring
2021-06-21 17:20 ` [PATCH v5 2/2] gpio: gpio-cascade: add generic GPIO cascade Mauri Sandberg
2021-06-21 17:43 ` Andy Shevchenko
2021-06-21 18:31 ` Enrico Weigelt, metux IT consult
2021-10-15 12:56 ` Mauri Sandberg
2021-10-15 17:20 ` Andy Shevchenko
2021-10-19 12:57 ` [PATCH v6 0/2] " Mauri Sandberg
2021-10-19 12:57 ` [PATCH v6 1/2] dt-bindings: gpio-cascade: add documentation Mauri Sandberg
2021-10-19 12:57 ` [PATCH v6 2/2] gpio: gpio-cascade: add generic GPIO cascade Mauri Sandberg
2021-10-19 13:12 ` Andy Shevchenko
2021-10-19 20:08 ` [PATCH v7 0/2] " Mauri Sandberg
2021-10-19 20:08 ` [PATCH v7 1/2] dt-bindings: gpio-cascade: add documentation Mauri Sandberg
2021-10-24 22:18 ` Linus Walleij
2021-10-19 20:08 ` [PATCH v7 2/2] gpio: gpio-cascade: add generic GPIO cascade Mauri Sandberg
2021-10-24 22:17 ` Linus Walleij [this message]
2021-10-25 9:29 ` Andy Shevchenko
2021-10-26 19:15 ` [PATCH v8 0/2] " Mauri Sandberg
2021-10-26 19:15 ` [PATCH v8 1/2] dt-bindings: gpio-cascade: add documentation Mauri Sandberg
2021-10-26 19:15 ` [PATCH v8 2/2] gpio: gpio-cascade: add generic GPIO cascade Mauri Sandberg
2022-02-05 21:59 ` [RESEND v8 0/2] " Mauri Sandberg
2022-02-05 21:59 ` [RESEND v8 1/2] dt-bindings: gpio-cascade: add documentation Mauri Sandberg
2022-02-05 21:59 ` [RESEND v8 2/2] gpio: gpio-cascade: add generic GPIO cascade Mauri Sandberg
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