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([2001:1970:3847:e000:9cf2:2d6b:fbf2:991c]) by smtp.gmail.com with ESMTPSA id af79cd13be357-910bcf3776dsm895724585a.39.2026.05.16.05.35.02 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Sat, 16 May 2026 05:35:03 -0700 (PDT) Message-ID: <7e68e745-0d70-46db-9475-38d3dd5b9cf4@baylibre.com> Date: Sat, 16 May 2026 08:35:01 -0400 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: (subset) [PATCH v10 0/4] riscv: spacemit: enable SD card support with UHS modes for OrangePi RV2 To: Yixun Lan , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Adrian Hunter , Paul Walmsley , Palmer Dabbelt , Albert Ou , Alexandre Ghiti , Ulf Hansson , Iker Pedrosa Cc: Troy Mitchell , Michael Opdenacker , Javier Martinez Canillas , 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 , Vincent Legoll , Margherita Milani , Aurelien Jarno , Andre Heider References: <20260515-orangepi-sd-card-uhs-v10-0-094af27e310d@gmail.com> <177889984452.2298656.1074391459031404894.b4-ty@b4> Content-Language: en-US From: Trevor Gamblin In-Reply-To: <177889984452.2298656.1074391459031404894.b4-ty@b4> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit On 2026-05-15 22:57, Yixun Lan wrote: > On Fri, 15 May 2026 12:48:58 +0200, Iker Pedrosa wrote: >> This series enables complete SD card support for the Spacemit K1-based >> OrangePi RV2 board, including UHS (Ultra High Speed) modes for >> high-performance SD card operation. >> >> Background >> >> The Spacemit K1 SoC includes an SDHCI controller capable of supporting >> SD cards up to UHS-I speeds (SDR104 at 208MHz). However, mainline >> currently lacks basic SD controller configuration, SDHCI driver >> enhancements for voltage switching and tuning, and power management >> infrastructure. >> >> [...] > Hi Iker, > I've picked patch 1-3, for [4/4] I think it should be merged after > https://lore.kernel.org/all/20260513071958.29574-1-a.heider@gmail.com/ Hi Yixun, That makes sense. In response to your earlier feedback I had drafted a more complete dts after another schematic comparison, but Iker and I discussed it and opted to avoid changing scope too much. Andre's series includes the bits I wanted to add and more, so that works out. Thanks! Trevor > > Applied, thanks! > > [1/4] riscv: dts: spacemit: k1: add SD card controller and pinctrl support > https://github.com/spacemit-com/linux/commit/2d77e577109967ef65f269c1fc1d6a659d4260fb > [2/4] riscv: dts: spacemit: k1-orangepi-rv2: add SD card support with UHS modes > https://github.com/spacemit-com/linux/commit/2585c60ce2f977b13f14a67d1e3ed9c73fd7f381 > [3/4] riscv: dts: spacemit: k1-bananapi-f3: add SD card support with UHS modes > https://github.com/spacemit-com/linux/commit/c76e2f058cbcab84e4a703f26857a58bdf6a0042 > > Best regards,