From: Troy Mitchell <troy.mitchell@linux.dev>
To: Iker Pedrosa <ikerpedrosam@gmail.com>,
Ulf Hansson <ulf.hansson@linaro.org>,
Rob Herring <robh@kernel.org>,
Krzysztof Kozlowski <krzk+dt@kernel.org>,
Conor Dooley <conor+dt@kernel.org>,
Adrian Hunter <adrian.hunter@intel.com>,
Paul Walmsley <pjw@kernel.org>,
Palmer Dabbelt <palmer@dabbelt.com>,
Albert Ou <aou@eecs.berkeley.edu>,
Alexandre Ghiti <alex@ghiti.fr>, Yixun Lan <dlan@kernel.org>
Cc: Michael Opdenacker <michael.opdenacker@rootcommit.com>,
Javier Martinez Canillas <javierm@redhat.com>,
linux-mmc@vger.kernel.org, devicetree@vger.kernel.org,
linux-riscv@lists.infradead.org, spacemit@lists.linux.dev,
linux-kernel@vger.kernel.org, Anand Moon <linux.amoon@gmail.com>,
Trevor Gamblin <tgamblin@baylibre.com>,
Troy Mitchell <troy.mitchell@linux.dev>
Subject: Re: [PATCH v5 3/9] mmc: sdhci-of-k1: add regulator and pinctrl voltage switching support
Date: Mon, 30 Mar 2026 17:15:34 +0800 [thread overview]
Message-ID: <aco_NocWwrkGdTaK@kernel.org> (raw)
In-Reply-To: <20260330-orangepi-sd-card-uhs-v5-3-bd853604322d@gmail.com>
On Mon, Mar 30, 2026 at 16:38:04 CST, Iker Pedrosa wrote:
> Add voltage switching infrastructure for UHS-I modes by integrating both
> regulator framework (for supply voltage control) and pinctrl state
> switching (for pin drive strength optimization).
>
> - Add regulator supply parsing and voltage switching callback
> - Add optional pinctrl state switching between "default" (3.3V) and
> "state_uhs" (1.8V) configurations
> - Enable coordinated voltage and pin configuration changes for UHS modes
>
> This provides complete voltage switching support while maintaining
> backward compatibility when pinctrl states are not defined.
>
> Tested-by: Anand Moon <linux.amoon@gmail.com>
> Tested-by: Trevor Gamblin <tgamblin@baylibre.com>
> Acked-by: Adrian Hunter <adrian.hunter@intel.com>
> Signed-off-by: Iker Pedrosa <ikerpedrosam@gmail.com>
Reviewed-by: Troy Mitchell <troy.mitchell@linux.dev>
next prev parent reply other threads:[~2026-03-30 9:15 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-03-30 8:38 [PATCH v5 0/9] riscv: spacemit: enable SD card support with UHS modes for OrangePi RV2 Iker Pedrosa
2026-03-30 8:38 ` [PATCH v5 1/9] dt-bindings: mmc: spacemit,sdhci: add pinctrl support for voltage switching Iker Pedrosa
2026-03-30 8:38 ` [PATCH v5 2/9] mmc: sdhci-of-k1: enable essential clock infrastructure for SD operation Iker Pedrosa
2026-03-30 9:11 ` Troy Mitchell
2026-03-30 8:38 ` [PATCH v5 3/9] mmc: sdhci-of-k1: add regulator and pinctrl voltage switching support Iker Pedrosa
2026-03-30 9:15 ` Troy Mitchell [this message]
2026-03-30 8:38 ` [PATCH v5 4/9] mmc: sdhci-of-k1: add comprehensive SDR tuning support Iker Pedrosa
2026-03-30 8:38 ` [PATCH v5 5/9] riscv: dts: spacemit: k1: add SD card controller and pinctrl support Iker Pedrosa
2026-03-30 9:08 ` Troy Mitchell
2026-03-30 8:38 ` [PATCH v5 6/9] riscv: dts: spacemit: k1-orangepi-rv2: add PMIC and power infrastructure Iker Pedrosa
2026-03-30 8:38 ` [PATCH v5 7/9] riscv: dts: spacemit: k1-orangepi-rv2: add SD card support with UHS modes Iker Pedrosa
2026-03-30 8:38 ` [PATCH v5 8/9] riscv: dts: spacemit: k1-bananapi-f3: " Iker Pedrosa
2026-03-30 8:38 ` [PATCH v5 9/9] riscv: dts: spacemit: k1-musepi-pro: " Iker Pedrosa
2026-03-30 9:19 ` [PATCH v5 0/9] riscv: spacemit: enable SD card support with UHS modes for OrangePi RV2 Michael Opdenacker
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=aco_NocWwrkGdTaK@kernel.org \
--to=troy.mitchell@linux.dev \
--cc=adrian.hunter@intel.com \
--cc=alex@ghiti.fr \
--cc=aou@eecs.berkeley.edu \
--cc=conor+dt@kernel.org \
--cc=devicetree@vger.kernel.org \
--cc=dlan@kernel.org \
--cc=ikerpedrosam@gmail.com \
--cc=javierm@redhat.com \
--cc=krzk+dt@kernel.org \
--cc=linux-kernel@vger.kernel.org \
--cc=linux-mmc@vger.kernel.org \
--cc=linux-riscv@lists.infradead.org \
--cc=linux.amoon@gmail.com \
--cc=michael.opdenacker@rootcommit.com \
--cc=palmer@dabbelt.com \
--cc=pjw@kernel.org \
--cc=robh@kernel.org \
--cc=spacemit@lists.linux.dev \
--cc=tgamblin@baylibre.com \
--cc=ulf.hansson@linaro.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox