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d=rootcommit.com; s=hostingermail-a; t=1773762855; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=ILl2TqrEu5S8QBVXKLjl+G/C6M4r2ZltpX0HMEpdMmw=; b=N8dktOgPXQBd0S/4dO0a9yNoHQlVfXPSThfnDEr3FYupVmQVvM/Zt93eiVQJ5UkeJYlTL5 lENELrdv6VKeJQmaGq2vElqTsdbH2ey+hEY9+z44cvuAvtXuHMts9k/mmDc7pcB9DQVCxb eot8EYj0oCPwOnYPGCdHQzDhfMMSaULjXyyzSyNyYL5q+4xNPj4Foo0Yaa98O6iZIT80V1 n7fEUE+X2M4oGX0thn+ti8SrLsGjzsxh1fXd+w9IRWcGODEvH/ZR2DdEKG3IiM3VSKhsNp g+8xs4euZQQ3BXf0iWNJZ1ER9twA3ejKNtpeEYBJEpXBQnHFyUaXY/wHWzbMxg== Message-ID: <5fbc6f34-06d3-4e11-b9f7-f091cbf7394a@rootcommit.com> Precedence: bulk X-Mailing-List: devicetree@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Cc: michael.opdenacker@rootcommit.com, 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 , Trevor Gamblin Subject: Re: [PATCH v3 6/7] riscv: dts: spacemit: k1-orangepi-rv2: add SD card support with UHS modes To: Iker Pedrosa , Ulf Hansson , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Adrian Hunter , Paul Walmsley , Palmer Dabbelt , Albert Ou , Alexandre Ghiti , Yixun Lan References: <20260316-orangepi-sd-card-uhs-v3-0-aefd3b7832df@gmail.com> <20260316-orangepi-sd-card-uhs-v3-6-aefd3b7832df@gmail.com> Content-Language: en-US From: Michael Opdenacker In-Reply-To: <20260316-orangepi-sd-card-uhs-v3-6-aefd3b7832df@gmail.com> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit Date: Tue, 17 Mar 2026 15:54:14 +0000 (UTC) X-CM-Envelope: MS4xfJw5AHuHKESwjxDU42t1s3Ntdjj/zJ52wwsXYYlRQARrN6B9FMg779E6OU6fQazbRZ+bWLG5XaO3Ntlgvf2SLKo1l5gVtS3EevJM26Cv+2YK3TO24ScR dtkz91LSXVI8KMYrrxjikwy6zfHYux/zzoWXi9bYBz5vsPA2B/mZfV+CkUFV4pZBkjpCbxrmmfgAU5XMARsge99C+0XEBumIz3AE/9GjjsYz51Ovt8JBk5FW Iwe7hqbmOXuXU8L5leCOV4bHVgDvn77uwAkvVfXv4RdGdJ9GOJY4OKt12Ucf7Cmh0Xy+MN448nX/3DtQzh0x/weDvOn86VCaa3XBMSJo+XRGRJB+g8GpDyCq G+zZACs0al7qKDgrDbp6y6kmA0WTIUo8ZvOA66GGh71eUr3RnKE4YEAkJbQkq4aIT+kuSwOPS/T+BJ2+I3Wf98SshtNlTj6LWnzJkqiyKlU0W4JTH5Cm3IEh DbN5uLy8tnnkf3Dg0QOYdlJICLyecy5gfP9eXFYzAlqzS8mNshQAmfGaZBxmlcPqYS+JvukqtmO0BBEbA1jmBa/VeFfuzJS2XNKAwY5lu4NrPxjwI9zbwtyl UjHkq1vVbjHX9Fj3YDXUN6vJEhfha9dL6mjUegX8KHfcoPX7rAN0fq0/dG222h2xfE/4MmClBv2j6ztnssNTtvc6ZMzztxhjrHksMq90vY43szkM6N1Si09X XFM5E2SOE9a15HZm1nMVMj9cVfhhG9akQXRfd0cG7w/h8REGvYyvtYncLiogf0JKA6RWRgypgR21tIgd6EPFSxNdCBIvtMtpQRY3nvq3WrNiqAOFMNi85E1N Fo5BoX87N4fRKE8ePYmaW1ddfRAQHel5qVqDmcYQ2/VT+er3DATVkRakruHBMuwpT+jnVvA9IfUXyezepwfPFBGey+y5+jv2FqRK3tp0Zi+0S8My3EA1nM5x xVBscA== X-CM-Analysis: v=2.4 cv=Ceda56rl c=1 sm=1 tr=0 ts=69b97927 a=eExTT1VkZWUTeek0JR7vTg==:617 a=xqWC_Br6kY4A:10 a=IkcTkHD0fZMA:10 a=d70CFdQeAAAA:8 a=pGLkceISAAAA:8 a=IpJZQVW2AAAA:8 a=LzP2-JvhAYZmahfDZeMA:9 a=QEXdDO2ut3YA:10 a=NcxpMcIZDGm-g932nG_k:22 a=IawgGOuG5U0WyFbmm1f5:22 X-AuthUser: michael.opdenacker@rootcommit.com Hi Iker Thanks for the update! On 3/16/26 3:03 PM, Iker Pedrosa wrote: > Add complete SD card controller support with UHS high-speed modes. > > - Enable sdhci0 controller with 4-bit bus width > - Configure card detect GPIO with inversion > - Connect vmmc-supply to buck4 for 3.3V card power > - Connect vqmmc-supply to aldo1 for 1.8V/3.3V I/O switching > - Add dual pinctrl states for voltage-dependent pin configuration > - Support UHS-I SDR25, SDR50, and SDR104 modes > > This enables full SD card functionality including high-speed UHS modes > for improved performance. > > Tested-by: Anand Moon > Tested-by: Trevor Gamblin > Signed-off-by: Iker Pedrosa > --- > arch/riscv/boot/dts/spacemit/k1-orangepi-rv2.dts | 19 +++++++++++++++++++ > 1 file changed, 19 insertions(+) > > diff --git a/arch/riscv/boot/dts/spacemit/k1-orangepi-rv2.dts b/arch/riscv/boot/dts/spacemit/k1-orangepi-rv2.dts > index f1533c99881dbf38e16cff5e91e33253cfa7a56d..aff23846085d22d1e9cd77434bffd2816ad59e12 100644 > --- a/arch/riscv/boot/dts/spacemit/k1-orangepi-rv2.dts > +++ b/arch/riscv/boot/dts/spacemit/k1-orangepi-rv2.dts > @@ -140,3 +140,22 @@ aldo1: aldo1 { > }; > }; > }; > + > +&sdhci0 { > + pinctrl-names = "default", "state_uhs"; > + pinctrl-0 = <&mmc1_cfg>; > + pinctrl-1 = <&mmc1_uhs_cfg>; > + bus-width = <4>; > + cd-gpios = <&gpio K1_GPIO(80) GPIO_ACTIVE_HIGH>; > + cd-inverted; > + no-mmc; > + no-sdio; > + disable-wp; > + cap-sd-highspeed; > + vmmc-supply = <&buck4>; > + vqmmc-supply = <&aldo1>; > + sd-uhs-sdr25; > + sd-uhs-sdr50; > + sd-uhs-sdr104; > + status = "okay"; > +}; Tested successfully on OrangePi RV2. Tested-by: Michael Opdenacker Cheers Michael -- Root Commit Embedded Linux Training and Consulting https://rootcommit.com