From nobody Sun Feb 8 02:42:07 2026 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id BDB6B4657C3; Wed, 21 Jan 2026 07:28:11 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1768980491; cv=none; b=t6H0+v/1Dw60ES2ppp8ChC/lQczI8sNtfY08nylHyoq24XB6wDzV9JuUTxe7Ct0LKs7ejZoLoHbrpOHLgvsBzMtmdctwYxM6kt883ZJI1xbR1Ur3X6qPYQHDSaK75BON8VCcQwOrz4fni6/xJYZrwwRfoXV9LkDFg8S7qWPI8qA= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1768980491; c=relaxed/simple; bh=QeG4nnxg3Z51cpWjKcP61JzmFp2YGJm8LfLD4oaoy8U=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=rcwyWLt7dj0kkghZvVGLGkaeiEcBQGJG/9xg4hOdo2KgJWcojNBR+j9C8nym4AbtW0qY5PA207NT1mb72buQ/RoMu8lorOPVy5POx3CL6+wtjxSVTmAIXsi6ZsXMXaKoGKSTjM7rYRja6vHTp0BWG4zKr35EerY3tSx+fX7TXgY= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=iFkOGEal; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="iFkOGEal" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 5937BC19422; Wed, 21 Jan 2026 07:28:07 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1768980490; bh=QeG4nnxg3Z51cpWjKcP61JzmFp2YGJm8LfLD4oaoy8U=; h=From:Date:Subject:References:In-Reply-To:To:Cc:From; b=iFkOGEalBip8wI2VzLFYM/E8GwHwKaeM/gCFpYtsExzrPGcxZZf3APVaozHgT1N3b w2OTNd5OyGlfK092no+0aaC9jQmvQ0zTpbyIbnLLT5/yvKoEKKgeSyThM+BQq8q0fb IJUyRHDqpFg1RLlaH7SMCZS7hUX4iA4IQJbtUx/EgZiXhd/s4p6UOMaVOF+D43tsAJ SftIrIAuSwQkfHnqEWqemPv1y/6qaM64z80erQ2e5eiJBvVoYqDQGOOnBeE8XMQwET u70L8ggOfpoUlB1KO9jzXYIPUwegebE1KiqWTIZQWCXkqdAejIhhWmqBi/8sjyrdhD rnVPgw2Uc55+w== From: Yixun Lan Date: Wed, 21 Jan 2026 15:27:35 +0800 Subject: [PATCH 1/2] dt-bindings: mmc: spacemit,sdhci: add support for K3 SoC Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Message-Id: <20260121-07-k3-mmc-v1-1-ff77c07bfdf6@kernel.org> References: <20260121-07-k3-mmc-v1-0-ff77c07bfdf6@kernel.org> In-Reply-To: <20260121-07-k3-mmc-v1-0-ff77c07bfdf6@kernel.org> To: Ulf Hansson , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Adrian Hunter Cc: Yixun Lan , linux-mmc@vger.kernel.org, devicetree@vger.kernel.org, linux-riscv@lists.infradead.org, spacemit@lists.linux.dev, linux-kernel@vger.kernel.org X-Mailer: b4 0.14.3 X-Developer-Signature: v=1; a=openpgp-sha256; l=860; i=dlan@kernel.org; h=from:subject:message-id; bh=QeG4nnxg3Z51cpWjKcP61JzmFp2YGJm8LfLD4oaoy8U=; b=owEB6QIW/ZANAwAKATGq6kdZTbvtAcsmYgBpcH/96qp2jXu4fXgJ8Y6kFmPxqTwCqDVE42OWl x74C6WGSS+JAq8EAAEKAJkWIQS1urjJwxtxFWcCI9wxqupHWU277QUCaXB//RsUgAAAAAAEAA5t YW51MiwyLjUrMS4xMSwyLDJfFIAAAAAALgAoaXNzdWVyLWZwckBub3RhdGlvbnMub3BlbnBncC5 maWZ0aGhvcnNlbWFuLm5ldEI1QkFCOEM5QzMxQjcxMTU2NzAyMjNEQzMxQUFFQTQ3NTk0REJCRU QACgkQMarqR1lNu+2LPQ//ScM+Sc67IfaSp4iOiDDdA8oCud9EFwgJkD/DGkeNiRB+0fRIvjdGs 4dK7dVm5y1tje7gL+q0SUH+tq3tJlGAQIkPTzmNE+TGizoO9keYWNoyuA58L5SqnqHxnziM2xZz TVLWMorOECa+AcBTnlNx/ShDQxxJFo7cdnsQLJ5YI2e83RuSI0ZAc9QPwtEfSXWE2yqHOOHplHF YZGV/oyaCCqjBqp0GOzS9m6AiwHzihIUeGZ1LWEtMhDMWGgGGnzJylJEGPCtCmQaZ9oNNAzBpVN T+626hIrDGofvgKHL229U7+8iVQ0mtJGGWLb2fchkaZ4hfvERapTnwPArBhAPck41049WiFijNV ajzs4R65t9dsU662l5jzyWCP0kEfMIk2lvtMOU7+LpNCv/vVeNRvuSU1reR6YFp1tm6jLyJUfxj qupXpeULsEPBX14sg+JoXIr4SujowjF+r5OGGLm5ukhBQ8H8p4r52Eknja1M+XjLNO0Z6Ye1l79 uCDLZ+5t3aVLrNAAjg49lfJlzHC0QoS+I1uj7VNPtJCjTFjG4slUBxxTKOl5QXAzuYlNIBtomv5 XJOUvr01JoGjF1tLwEtQnZy7iMnKFlFdAWk5DuQIekXzDP93IZIP4Wv7aTgHFfHpiToXEesCCPs TkSjqO2yYgBt5JlF64IvuMrs0dnK5U= X-Developer-Key: i=dlan@kernel.org; a=openpgp; fpr=50B03A1A5CBCD33576EF8CD7920C0DBCAABEFD55 The SDHCI controller found on SpacemiT K3 SoC share the same IP with K1 generation, while fixed the broken 64BIT DMA issue. Introduce a compatible string to enable support for it. Signed-off-by: Yixun Lan Acked-by: Rob Herring (Arm) --- Documentation/devicetree/bindings/mmc/spacemit,sdhci.yaml | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/Documentation/devicetree/bindings/mmc/spacemit,sdhci.yaml b/Do= cumentation/devicetree/bindings/mmc/spacemit,sdhci.yaml index de4e9efeb666..9a055d963a7f 100644 --- a/Documentation/devicetree/bindings/mmc/spacemit,sdhci.yaml +++ b/Documentation/devicetree/bindings/mmc/spacemit,sdhci.yaml @@ -14,7 +14,9 @@ allOf: =20 properties: compatible: - const: spacemit,k1-sdhci + enum: + - spacemit,k1-sdhci + - spacemit,k3-sdhci =20 reg: maxItems: 1 --=20 2.52.0 From nobody Sun Feb 8 02:42:07 2026 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 637F844E050; Wed, 21 Jan 2026 07:28:14 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1768980494; cv=none; b=q6X2pQaTbd2yLs+jeta3oCuMDUJ1VjQKedCNlbr98tFA88rHmsdJypdKXuItalcTANF8WGGFLzGAOPk2BlDHZVawWpb713bO5DooWS7UuDpzPB5b0tSPKQtMF2sdENTdP0d/WTNv7uW4Y6ZrGW/FoQyhhY+QohGlNdjq8STHAPM= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1768980494; c=relaxed/simple; bh=v62227FUEh7SlB1Slighgoemv0vqLqgB0U/fyZlE6Uo=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=FGiln/aLL1Ttlt+V2R+5ZCtHlFiqtAOetRWHiixYr5Ldp0Bin+4fUfLOg0gojOq+eiujcy1UOwPKkgC07RXLf7scI0kj1/QpQtKg3NCPWzhbCGw5Vnxr6+L9PntJJf5RdETqM09m95b8/ZflF0J7JxrmyJ62BM4LW8ej66Yl9k8= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=io7o7FFr; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="io7o7FFr" Received: by smtp.kernel.org (Postfix) with ESMTPSA id A5073C16AAE; Wed, 21 Jan 2026 07:28:10 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1768980492; bh=v62227FUEh7SlB1Slighgoemv0vqLqgB0U/fyZlE6Uo=; h=From:Date:Subject:References:In-Reply-To:To:Cc:From; b=io7o7FFrLMWCCtKWTrgyB4YHnunW9pfgEophMURZGXZXRVQ/pf4eDiajANNglpcko BYNu0jOKEJqO49jvWsyQijpwy9Nr9wcwJBnvGTWWnDvzniaV7La8aDMBUxmrWrfO3c sxtLD0kXLuRgHns0khGZBY7dotk9qd7kD5ibCsFjjfJF4DVs94p8Sslf4ZtlDAsqB9 xcz6Ttug/h1QxyGEm2r0Yi0tS7FzTIMhD680t2vEiX/CfjfXtUy7u4sR7vDkYqfXYq F/dw4p2JS4ne51/VW24zyX6C875KPABpuSzhcjEVsq9fMvr0dLQlFfWnyY/qYx9xwH Kxs/SYjnDZ/og== From: Yixun Lan Date: Wed, 21 Jan 2026 15:27:36 +0800 Subject: [PATCH 2/2] mmc: sdhci-of-k1: spacemit: Add support for K3 SoC Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Message-Id: <20260121-07-k3-mmc-v1-2-ff77c07bfdf6@kernel.org> References: <20260121-07-k3-mmc-v1-0-ff77c07bfdf6@kernel.org> In-Reply-To: <20260121-07-k3-mmc-v1-0-ff77c07bfdf6@kernel.org> To: Ulf Hansson , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Adrian Hunter Cc: Yixun Lan , linux-mmc@vger.kernel.org, devicetree@vger.kernel.org, linux-riscv@lists.infradead.org, spacemit@lists.linux.dev, linux-kernel@vger.kernel.org X-Mailer: b4 0.14.3 X-Developer-Signature: v=1; a=openpgp-sha256; l=2036; i=dlan@kernel.org; h=from:subject:message-id; bh=v62227FUEh7SlB1Slighgoemv0vqLqgB0U/fyZlE6Uo=; b=owEB6QIW/ZANAwAKATGq6kdZTbvtAcsmYgBpcIAA125EduKPyHGpyZkQWQm0Ruppw/jqojoHV pK8q0MbKr2JAq8EAAEKAJkWIQS1urjJwxtxFWcCI9wxqupHWU277QUCaXCAABsUgAAAAAAEAA5t YW51MiwyLjUrMS4xMSwyLDJfFIAAAAAALgAoaXNzdWVyLWZwckBub3RhdGlvbnMub3BlbnBncC5 maWZ0aGhvcnNlbWFuLm5ldEI1QkFCOEM5QzMxQjcxMTU2NzAyMjNEQzMxQUFFQTQ3NTk0REJCRU QACgkQMarqR1lNu+1v/Q/+IYGdvuySTpHcRs4eWwSu5b/IhDgPw/C4rXa5s2ayUbw7ILDr8oU31 ABOBhNnakbAaFbK1bWC7/fVQ07F9rW/UHMBSC1PU4LAXNI39iHADMXIsxVXpZr2oPl11eEYdRAP q9OaV5rnn64nD7pAUQKSh9iXFduRzWbhIn2PiVOZb+SEHDkw69aRLvjM5Cgtq5v40+N0YAsDy86 +1+nnPN8My81wX3Vmt46TO8e+RYbLefo6nVzu4zrme4F8p6uiEVlY2AhTQHlLvo3YM7cCYMAARx PU+kssSiht5S4NGjdmmJ+9vHkhUBZK9QFwvUfSShKeODsCIhv9lFI4oMoOY8pkBL/B/+N4/yWxd pHE7d+fP44h92ql4LaGMLNny0jpMB0/AyhxL+iAxG/cGIi4vwWtX2h4Rr7p5rYpdB7q8YlelXPy BGGhZVMU3wh7Dt2ppqVktPfCfNCDo+RE5HN3RmYAA2neSqbbuKO7HF2LN/gyws/BmtpjUbhW41A HcowFb3YfA8tVkXCpmi1iZ+tWRdOsyv3iO65EBPdNmwSmcCFcGx5ldUTQ+ZweQ/014i0N37bEbM i2L3g/heLu1lqU2pgWQfdrADTxVVHiZdp6C1Qv2GauglVYTW8WKSd0Hn5cghF3KpMHR8F0dDD6N uXaIBAwejZO28a7TRpIVCfSem+QfJk= X-Developer-Key: i=dlan@kernel.org; a=openpgp; fpr=50B03A1A5CBCD33576EF8CD7920C0DBCAABEFD55 The SDHCI controller found on SpacemiT K3 SoC share the same IP with K1 generation and introduce a compatible data to denote the change that broken 64BIT DMA issue has been fixed. Signed-off-by: Yixun Lan --- drivers/mmc/host/sdhci-of-k1.c | 22 ++++++++++++++++++++-- 1 file changed, 20 insertions(+), 2 deletions(-) diff --git a/drivers/mmc/host/sdhci-of-k1.c b/drivers/mmc/host/sdhci-of-k1.c index a160e1d5d9bd..a56cb8a36982 100644 --- a/drivers/mmc/host/sdhci-of-k1.c +++ b/drivers/mmc/host/sdhci-of-k1.c @@ -259,8 +259,20 @@ static const struct sdhci_pltfm_data spacemit_sdhci_k1= _pdata =3D { SDHCI_QUIRK2_PRESET_VALUE_BROKEN, }; =20 +static const struct sdhci_pltfm_data spacemit_sdhci_k3_pdata =3D { + .ops =3D &spacemit_sdhci_ops, + .quirks =3D SDHCI_QUIRK_DATA_TIMEOUT_USES_SDCLK | + SDHCI_QUIRK_NO_ENDATTR_IN_NOPDESC | + SDHCI_QUIRK_32BIT_ADMA_SIZE | + SDHCI_QUIRK_CAP_CLOCK_BASE_BROKEN | + SDHCI_QUIRK_BROKEN_CARD_DETECTION | + SDHCI_QUIRK_BROKEN_TIMEOUT_VAL, + .quirks2 =3D SDHCI_QUIRK2_PRESET_VALUE_BROKEN, +}; + static const struct of_device_id spacemit_sdhci_of_match[] =3D { - { .compatible =3D "spacemit,k1-sdhci" }, + { .compatible =3D "spacemit,k1-sdhci", .data =3D &spacemit_sdhci_k1_pdata= }, + { .compatible =3D "spacemit,k3-sdhci", .data =3D &spacemit_sdhci_k3_pdata= }, { /* sentinel */ } }; MODULE_DEVICE_TABLE(of, spacemit_sdhci_of_match); @@ -271,10 +283,16 @@ static int spacemit_sdhci_probe(struct platform_devic= e *pdev) struct spacemit_sdhci_host *sdhst; struct sdhci_pltfm_host *pltfm_host; struct sdhci_host *host; + const struct sdhci_pltfm_data *data; struct mmc_host_ops *mops; int ret; =20 - host =3D sdhci_pltfm_init(pdev, &spacemit_sdhci_k1_pdata, sizeof(*sdhst)); + + data =3D of_device_get_match_data(&pdev->dev); + if (!data) + return dev_err_probe(dev, -EINVAL, "failed to get platform data\n"); + + host =3D sdhci_pltfm_init(pdev, data, sizeof(*sdhst)); if (IS_ERR(host)) return PTR_ERR(host); =20 --=20 2.52.0