From nobody Sun Feb 8 05:28:50 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 5AF8C2DC76A; Thu, 22 Jan 2026 09:38:22 +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=1769074702; cv=none; b=o2HKM4NTL0SQjSyiFvZMxeBN8d4oc59rTGzoCn79WdUD6peDSwzRU6jY1H8pdn6IJ+PSjkG929A/qcIWviR7/nBg6bZrPEnyX+aQc1KRBcxHpRgk0OqYF2u606l8Tv7SKqi0rJg9UFgaCbv1AxTqkUVDzNP6bN/7m71+bCaKYf8= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1769074702; c=relaxed/simple; bh=nIbfvMqfmW7motctlbXKsHjUbk2WDNR6Ijbzum4nZr8=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=H/VPlUk1hXweO4xXUt/EY5blrBIbOwxOrcZ2XNiJcWwsY4Ymq4Mdd90WSUNX3KB9yUy+0/lQiejsXYb+hfbOF+XXoavuI6yO/AeA5gJEe58tnaYJChzuMpB2+JJYMtsALgkwRdx75J6g/xd7sjUWE4PrmsJaRvWyYg/HuMzeXGk= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=RuBT1inl; 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="RuBT1inl" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 8FD08C116C6; Thu, 22 Jan 2026 09:38:18 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1769074701; bh=nIbfvMqfmW7motctlbXKsHjUbk2WDNR6Ijbzum4nZr8=; h=From:Date:Subject:References:In-Reply-To:To:Cc:From; b=RuBT1inlCDKEoDCXtVTycCjBg9EyPc7dfuUP3vr2b0h4504BcHeigee+0M2EGcBQJ FbrxawD1ZuSFBtsALd7xVzgH5MhuDSl2t3+1u/gdDiY78roMtR+poZ2kEnogVG6JjW 5m7ZbwyAz5kMQGcDiZNk58/ucEhUVzjZfp10QuNboaIUuwSWKVVFHsZAJc/VgRT17S 7eoMeqvfBe/MNrrx+9bacL+yaKLHfwLHExRVdMhsIOClNg+qK8Kp4fh+CQLiUTJ3K3 MllVYq3t7YrDMJzCAwBUnwexhOdyIBo/z1c+Di/yeLAcd1QVn9IaGb9TxVREKW/pDU IPE+Sa6dFqOCg== From: Yixun Lan Date: Thu, 22 Jan 2026 17:37:30 +0800 Subject: [PATCH v2 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: <20260122-07-k3-mmc-v2-1-3c3ffef25e94@kernel.org> References: <20260122-07-k3-mmc-v2-0-3c3ffef25e94@kernel.org> In-Reply-To: <20260122-07-k3-mmc-v2-0-3c3ffef25e94@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=907; i=dlan@kernel.org; h=from:subject:message-id; bh=nIbfvMqfmW7motctlbXKsHjUbk2WDNR6Ijbzum4nZr8=; b=owEB6QIW/ZANAwAKATGq6kdZTbvtAcsmYgBpcfABMFEcQ6SMwIPAsrBITyzzDT9BT1q6hl3xg BABADt0FEGJAq8EAAEKAJkWIQS1urjJwxtxFWcCI9wxqupHWU277QUCaXHwARsUgAAAAAAEAA5t YW51MiwyLjUrMS4xMSwyLDJfFIAAAAAALgAoaXNzdWVyLWZwckBub3RhdGlvbnMub3BlbnBncC5 maWZ0aGhvcnNlbWFuLm5ldEI1QkFCOEM5QzMxQjcxMTU2NzAyMjNEQzMxQUFFQTQ3NTk0REJCRU QACgkQMarqR1lNu+0I/Q//R8uM84F5AkvgGtmgwKi6mj37Sp7s4/D7JvEdumTp33fcTjODG99Ae 44CY4vxINtFXu2MdZ/SuJWnRdCcYCi+zIbXskCwk480R05V/4zJw8K9i8G0BpiNbbNJKO1E+o6s wZnHyTGI2GQdnOVDQa/ES7LT1vN7W+bLfCKNoMRN1aZ0Eh+LObNLQomqvzeTP/9q47l+JFZeiOh dRrWs8LEyofP0FiuVP3xz5MTh8rldgU5m/DiugwRlbo7QBOYSg5rEIxiLizkUTxN9naDe+XUJm/ KEswC1AmLNlftxGekaIPWCVwqfi1i8xJCkLNt2Bzre/ntz0C2BfqEx4Cbi6QTXKXTQKSCEo5lcI fdgD1mt/U8LkkyZjuG+O2WtA5ZCGyeLkoeoJXObPHENhH3rRLCCtnPIZqiM7iCs1FITlsEOt/QF St7kWg19YEieScb95vu7A27ck55uGekwGoUsvAAVQWOVrLdvE/olqhbPSig+CoFEHz5tZNq5nTH xCS7WnE7+9IoP5aX5wibwC5VOvoEmZ20GLG06yNrZiqh5Lafr1CtZtvv2l4HGT8bBsxAmFwzd/i tHaB6FJ3x1eC7XP2IxZViCphxoWSZL/YAWruVkNrwqrKu8kNEgcJzB1EM9zdIzUE5/R5cs/c5G4 Xwn/4ojVTan2NAiUy4asdoWvzERa74= 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. Acked-by: Rob Herring (Arm) Signed-off-by: Yixun Lan --- 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 05:28:50 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 F0047396B9C; Thu, 22 Jan 2026 09:38:24 +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=1769074705; cv=none; b=Hq7cJNop8TSisOFNm2ob9d0yY+kELd82y+x6nMx0vlLHZhS4SWbzMVi06a+KkDVGjlzTnwOJsPIaog7hgbYw3ZnQcN2N4UsGz/vSwS/okqGi9/+6yVyFZKzpNOoqRKKc2uWuXbc1wBn9bubSaW9ICTh0Gi81wXOz6RI6tz5oK2Q= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1769074705; c=relaxed/simple; bh=Hq84LpvOFf1/vQuKeAQnCqf63YBB/YXyJlBeAj5UeDw=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=tWlx4ap9ZrOl/a7UvSgxdGQavaXiMYJzcm3ODw5TDOJs6VUe1Ei5wvSv3p77lvdhuBXvMTYAD+t+AHKo57rp/jEcn3cj5jfFzUaq2mpdWZSB/BDWONbyRsUzRXpwKWOwVDkrBEoFLCM0iSokcpLLugqNVgHcl6lYQWIIk3K1//M= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=EAOSafwD; 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="EAOSafwD" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 6A8B3C19423; Thu, 22 Jan 2026 09:38:22 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1769074704; bh=Hq84LpvOFf1/vQuKeAQnCqf63YBB/YXyJlBeAj5UeDw=; h=From:Date:Subject:References:In-Reply-To:To:Cc:From; b=EAOSafwDF9dE3ulOzapkM5r5RTOOxZzFkjDXg0/spFi46+B4juDboTHcWWHgJ47T+ kUPzFQTqTDZhast/kSSQzFCBUgJrHTKlrE8IqNHdSRm026MngVShvQFwlgTcyqAcZQ wT8OBU/V4teL9gmFXG710YsMDqMFD+Fn4cluLWlR6749NzRpMhEQ3Ay+ta5AGV5ulY WjnF84QNFoz3HOxGQ+wXCDoJ4oX4wI7sewQ/PU3sNgtazUd80rp5eZjzj5iHJVzn8R PC8V02NTzmXyaEfb59FStSimQM9hwsORbx9Hcqzst+UXK8iiSXDNM1lryXb89T3twG Dg4Pv9vrTCKkA== From: Yixun Lan Date: Thu, 22 Jan 2026 17:37:31 +0800 Subject: [PATCH v2 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: <20260122-07-k3-mmc-v2-2-3c3ffef25e94@kernel.org> References: <20260122-07-k3-mmc-v2-0-3c3ffef25e94@kernel.org> In-Reply-To: <20260122-07-k3-mmc-v2-0-3c3ffef25e94@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=1943; i=dlan@kernel.org; h=from:subject:message-id; bh=Hq84LpvOFf1/vQuKeAQnCqf63YBB/YXyJlBeAj5UeDw=; b=owEB6QIW/ZANAwAKATGq6kdZTbvtAcsmYgBpcfAE04NJvPNpshZPMp719z7XFGkqcX1F8qG09 LO3iQFT2leJAq8EAAEKAJkWIQS1urjJwxtxFWcCI9wxqupHWU277QUCaXHwBBsUgAAAAAAEAA5t YW51MiwyLjUrMS4xMSwyLDJfFIAAAAAALgAoaXNzdWVyLWZwckBub3RhdGlvbnMub3BlbnBncC5 maWZ0aGhvcnNlbWFuLm5ldEI1QkFCOEM5QzMxQjcxMTU2NzAyMjNEQzMxQUFFQTQ3NTk0REJCRU QACgkQMarqR1lNu+2rxg//XTOFckVTdAWaCqcQWPcmkXv/mT0KblDEiM+kGlOB37JXSP7NOORpt 46ypuQNuL6uFvLD9A5lbu32qaZHNf9eu22AONUvGUN7q5jF5AKyQ38ArVihqN16a84bWQoiHYX5 8qY/CVzND1zwX5pOA/bkaRo9DoBmblec/pn3JGLXbdIGr4WhuWdasv+54PATTh8QBnih7d5ziGD koX22bKSgVWkgieera7LxBT5dzRTZemFPtTR0FXEIUiJ2AtYIEp7U5ujIZSUuHmjFDkHHFsr2nU /GTGH47bsKhWMCV3/a2m0niYIVfF784ExfqcJpyYHyNXW7cL4IUw4o7wrQ8dT9ccjquAvEYXB1J 9OeDc8g/yKOvUuF5k41Ev2RhAANrwlgWYX+YaMjEdTCa5cg9s+tw46dgNbmofQsMSDFECSupQxM HHd067bQ+uiuKaIz5O1s+O6hOXzuzribm44pMs/xUyZPM8cxi/JUjcy8kaCImVudK38cPm8+O8K SGhNNHpQUsgaPQ8wVvjjL8+EveKAqvJoCJV0SlHYTU72qGvrdlD37ne/gTxO7Pmxm1BoZQTcM49 31P82i3BXnpPRy7gWPeiXrWLN1RtGVX8F5q3u/LTYff+E6qQl6O6ECoavT4YNNGbIvDRUf6gSpz OeZM+AiOj1xeGVOWpiWTTpy1NoMlxo= 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 | 19 +++++++++++++++++-- 1 file changed, 17 insertions(+), 2 deletions(-) diff --git a/drivers/mmc/host/sdhci-of-k1.c b/drivers/mmc/host/sdhci-of-k1.c index a160e1d5d9bd..455656f9842d 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 +283,13 @@ 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); + + host =3D sdhci_pltfm_init(pdev, data, sizeof(*sdhst)); if (IS_ERR(host)) return PTR_ERR(host); =20 --=20 2.52.0