From mboxrd@z Thu Jan 1 00:00:00 1970 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 543F523AB9D; Sat, 14 Feb 2026 12:29:51 +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=1771072191; cv=none; b=cufI/8beSHHVAGQuh689ceXAq6lLRwU+si5IXoW5RVFhTTboJX/A17DfWYCpLWmNWWjiiZqlJhwUpxIQYT4OMWiYdYKSNdF8jJC/QhJqhE9nTTOz8uhaAC3h/PVArOC9ihaUitUMYAXUlfM8lRDwouAyL3mjmT6p/0CNeZJx8U8= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1771072191; c=relaxed/simple; bh=d3leH17O1fRr5mMSAHm8v+e6UyTxO6lBZs5fKTZ9z7U=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=QIOqK0rMBmAVrv/NLcpoHYPut9IAkhekndYHTo/3ralsALUex5HsotE1PzplOyXDcTgnJFL9ZV5HBrKdTo/k49A7ULgYV+1pKKogNQp03dFmEKZSZI2BQzC420VaNi0qNBRNDVvOJDppvwdDVCu0w/wGa1BeIBg8pG6OsrAdC0s= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=ttk9aR1m; 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="ttk9aR1m" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 262E8C16AAE; Sat, 14 Feb 2026 12:29:46 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1771072191; bh=d3leH17O1fRr5mMSAHm8v+e6UyTxO6lBZs5fKTZ9z7U=; h=From:Date:Subject:References:In-Reply-To:To:Cc:From; b=ttk9aR1mtR3IiwgGLsojTMmyzW4IMjwT84h2Q0JmBdHtS7HfXXcvWax/vcI03CVYJ ibbaLJRweyDiH6LqfD1SDzEZ7DU3dIUSA8YxeQ3X0ixTNNEQvkSdZ5aKiWbmW2BQYD omKnT9PooJZFGgcSIQMbCiRUEldJuuJU7CgLgXsmRiMM/GL7tmZ0yrUMp+AJDpziJI owF4Hq/eHGMW9GKa6kfRuDcg2spac3yDgxMXvmBb07V4LmHatl0y8KcVybzs/GrwO3 JT5n+6Nh5nm7S/7rqlRfePHnJG/zU/GhKg5BYelUp1aAR6qqIObz2gMNJQHzCvlsMO 6o0nSpK2I2E1g== From: Yixun Lan Date: Sat, 14 Feb 2026 20:29:16 +0800 Subject: [PATCH v2 3/3] phy: k1-usb: k3: add USB2 PHY support Precedence: bulk X-Mailing-List: devicetree@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Message-Id: <20260214-11-k3-usb2-phy-v2-3-6ed31e031ab4@kernel.org> References: <20260214-11-k3-usb2-phy-v2-0-6ed31e031ab4@kernel.org> In-Reply-To: <20260214-11-k3-usb2-phy-v2-0-6ed31e031ab4@kernel.org> To: Vinod Koul , Neil Armstrong , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Ze Huang Cc: Junzhong Pan , linux-phy@lists.infradead.org, devicetree@vger.kernel.org, linux-riscv@lists.infradead.org, spacemit@lists.linux.dev, linux-kernel@vger.kernel.org, Yixun Lan X-Mailer: b4 0.14.3 X-Developer-Signature: v=1; a=openpgp-sha256; l=3516; i=dlan@kernel.org; h=from:subject:message-id; bh=d3leH17O1fRr5mMSAHm8v+e6UyTxO6lBZs5fKTZ9z7U=; b=owEB6QIW/ZANAwAKATGq6kdZTbvtAcsmYgBpkGqqiAsrSYoorc6rdtzJ9k4ECHdzurifSHXgt Pnruaj99I2JAq8EAAEKAJkWIQS1urjJwxtxFWcCI9wxqupHWU277QUCaZBqqhsUgAAAAAAEAA5t YW51MiwyLjUrMS4xMSwyLDJfFIAAAAAALgAoaXNzdWVyLWZwckBub3RhdGlvbnMub3BlbnBncC5 maWZ0aGhvcnNlbWFuLm5ldEI1QkFCOEM5QzMxQjcxMTU2NzAyMjNEQzMxQUFFQTQ3NTk0REJCRU QACgkQMarqR1lNu+0y8g/+L3eRbB3FLRDjz8/jGbdsPiqTzHX+LyoDY+H3eL2gL+hakz7GTfjW+ wBqlcvaDJXPvDCYJvVPqO/sFqI1I9iGfy9QVexM+VYeYas1gBQmBOqMkio6m10NRZ0dUc29u9+Q KCJuV5eqP+4OlvHQ8FUGdTlM5BKtcmoCoRbjuCwjJDvsP30jx04ePtmGTWnCKgeF6TCpGcPdWrf U+MajHTJYd3nBJ8LOP5bFBe2Xb5Hj29tuLN73lW17nifaoTOY6ie572UoifdXj60lrhRJX+tARC S1UsY30c2FaLqMK9aKsflx4UO7Wa/YApk7x/SCZSRW3mPL6Bt+eyKCIx6+z4b6HrYWUGJ/FvX9s YA3x0t972Ag4b1Ljfa2ymC619c+sTHfcB05Ofvq/nO/dfBo8UhHOEk+UQ13/ttprgJfvi04VtNz k23thIwnMyozuEKPCCP0/YEZtChDrfZH5WjB3pgAiPGGqmli2YvPz7WRUkS/qYlYjDZ8YRGwlS5 iJunFzRU0xzZS4/dGGjbd6X1gHbqX6MshLa19LAsQiYvuSyc1mmZp+3QJ6xXQ+VlqrylJHU5RbJ l8rhREur8DpAEtIbgZckYCK/ua2Owy0JxXdJRYaSec74dczjJ28KZ5eSirKyDKYLaCvHvcKqqV6 ZcldLzLo4cEajcJSw1u1ItOcikaFWg= X-Developer-Key: i=dlan@kernel.org; a=openpgp; fpr=50B03A1A5CBCD33576EF8CD7920C0DBCAABEFD55 Add USB2 PHY support for SpacemiT K3 SoC. Register layout of handling USB disconnect operation has been changed, So introducing a platform data to distinguish the different SoCs. Signed-off-by: Yixun Lan --- drivers/phy/spacemit/phy-k1-usb2.c | 34 +++++++++++++++++++++++++++++----- 1 file changed, 29 insertions(+), 5 deletions(-) diff --git a/drivers/phy/spacemit/phy-k1-usb2.c b/drivers/phy/spacemit/phy-k1-usb2.c index 959bf79c7a72..b4ba97481ddd 100644 --- a/drivers/phy/spacemit/phy-k1-usb2.c +++ b/drivers/phy/spacemit/phy-k1-usb2.c @@ -51,6 +51,9 @@ #define PHY_K1_HS_HOST_DISC 0x40 #define PHY_K1_HS_HOST_DISC_CLR BIT(0) +#define PHY_K3_HS_HOST_DISC 0x20 +#define PHY_K3_HS_HOST_DISC_CLR BIT(8) + #define PHY_PLL_DIV_CFG 0x98 #define PHY_FDIV_FRACT_8_15 GENMASK(7, 0) #define PHY_FDIV_FRACT_16_19 GENMASK(11, 8) @@ -145,7 +148,7 @@ static int spacemit_usb2phy_exit(struct phy *phy) return 0; } -static int spacemit_usb2phy_disconnect(struct phy *phy, int port) +static int spacemit_k1_usb2phy_disconnect(struct phy *phy, int port) { struct spacemit_usb2phy *sphy = phy_get_drvdata(phy); @@ -155,10 +158,27 @@ static int spacemit_usb2phy_disconnect(struct phy *phy, int port) return 0; } -static const struct phy_ops spacemit_usb2phy_ops = { +static int spacemit_k3_usb2phy_disconnect(struct phy *phy, int port) +{ + struct spacemit_usb2phy *sphy = phy_get_drvdata(phy); + + regmap_update_bits(sphy->regmap_base, PHY_K3_HS_HOST_DISC, + PHY_K3_HS_HOST_DISC_CLR, PHY_K3_HS_HOST_DISC_CLR); + + return 0; +} + +static const struct phy_ops spacemit_k1_usb2phy_ops = { .init = spacemit_usb2phy_init, .exit = spacemit_usb2phy_exit, - .disconnect = spacemit_usb2phy_disconnect, + .disconnect = spacemit_k1_usb2phy_disconnect, + .owner = THIS_MODULE, +}; + +static const struct phy_ops spacemit_k3_usb2phy_ops = { + .init = spacemit_usb2phy_init, + .exit = spacemit_usb2phy_exit, + .disconnect = spacemit_k3_usb2phy_disconnect, .owner = THIS_MODULE, }; @@ -167,12 +187,15 @@ static int spacemit_usb2phy_probe(struct platform_device *pdev) struct phy_provider *phy_provider; struct device *dev = &pdev->dev; struct spacemit_usb2phy *sphy; + const struct phy_ops *ops; void __iomem *base; sphy = devm_kzalloc(dev, sizeof(*sphy), GFP_KERNEL); if (!sphy) return -ENOMEM; + ops = device_get_match_data(dev); + sphy->clk = devm_clk_get_prepared(&pdev->dev, NULL); if (IS_ERR(sphy->clk)) return dev_err_probe(dev, PTR_ERR(sphy->clk), "Failed to get clock\n"); @@ -185,7 +208,7 @@ static int spacemit_usb2phy_probe(struct platform_device *pdev) if (IS_ERR(sphy->regmap_base)) return dev_err_probe(dev, PTR_ERR(sphy->regmap_base), "Failed to init regmap\n"); - sphy->phy = devm_phy_create(dev, NULL, &spacemit_usb2phy_ops); + sphy->phy = devm_phy_create(dev, NULL, ops); if (IS_ERR(sphy->phy)) return dev_err_probe(dev, PTR_ERR(sphy->phy), "Failed to create phy\n"); @@ -196,7 +219,8 @@ static int spacemit_usb2phy_probe(struct platform_device *pdev) } static const struct of_device_id spacemit_usb2phy_dt_match[] = { - { .compatible = "spacemit,k1-usb2-phy", }, + { .compatible = "spacemit,k1-usb2-phy", .data = &spacemit_k1_usb2phy_ops }, + { .compatible = "spacemit,k3-usb2-phy", .data = &spacemit_k3_usb2phy_ops }, { /* sentinel */ } }; MODULE_DEVICE_TABLE(of, spacemit_usb2phy_dt_match); -- 2.52.0