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[2a01:cb00:7c5:9900:d73f:8285:c1e6:47ab]) by smtp.gmail.com with ESMTPSA id 5b1f17b1804b1-49e7d2a94b9sm58001325e9.3.2026.09.15.03.43.28 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 15 Sep 2026 03:43:28 -0700 (PDT) From: Amin Gattout Date: Tue, 15 Sep 2026 12:42:46 +0200 Subject: [PATCH v2 1/4] dt-bindings: soc: rockchip: add rk3576 csidphy grf syscon 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: <20260915-rk3576-dphy-v2-1-b56e68b54b8c@gmail.com> References: <20260915-rk3576-dphy-v2-0-b56e68b54b8c@gmail.com> In-Reply-To: <20260915-rk3576-dphy-v2-0-b56e68b54b8c@gmail.com> To: Rob Herring , Krzysztof Kozlowski , Conor Dooley , Heiko Stuebner , Vinod Koul , Neil Armstrong Cc: Michael Riesch , devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-rockchip@lists.infradead.org, linux-kernel@vger.kernel.org, linux-phy@lists.infradead.org, Conor Dooley , Amin Gattout X-Mailer: b4 0.16.0 X-Developer-Signature: v=1; a=ed25519-sha256; t=1789469006; l=963; i=amin.gattout@gmail.com; s=20260818; h=from:subject:message-id; bh=OT1ITsHPctK+L8lx0K+iSmC/XdR3PBM/mhi/vcMFiXs=; b=xHW4ID866vtDzWpfHwdm1uVBYofPXy1A+IXn6A13CkcRw1xUF5qIJUH44laHofEaIxFhmo/Ls upqPyAcWXRQCvLqafGXxKHmCv/ihMy2SrzCuxJoYmPH/nvS2amffFBs X-Developer-Key: i=amin.gattout@gmail.com; a=ed25519; pk=MSIqDPkCOkwtyP8Fns1m+KFU9SgqoDl2mpLe18vL+hQ= Document the syscon compatible for the General Register Files of the RK3576 MIPI CSI-2 DPHYs. Acked-by: Conor Dooley Signed-off-by: Amin Gattout Reviewed-by: Michael Riesch --- Documentation/devicetree/bindings/soc/rockchip/grf.yaml | 1 + 1 file changed, 1 insertion(+) diff --git a/Documentation/devicetree/bindings/soc/rockchip/grf.yaml b/Docu= mentation/devicetree/bindings/soc/rockchip/grf.yaml index 7bcb4e2f47ec..e94c83d7c138 100644 --- a/Documentation/devicetree/bindings/soc/rockchip/grf.yaml +++ b/Documentation/devicetree/bindings/soc/rockchip/grf.yaml @@ -32,6 +32,7 @@ properties: - rockchip,rk3568-usb2phy-grf - rockchip,rk3576-bigcore-grf - rockchip,rk3576-cci-grf + - rockchip,rk3576-csidphy-grf - rockchip,rk3576-dcphy-grf - rockchip,rk3576-gpu-grf - rockchip,rk3576-hdptxphy-grf --=20 2.43.0 From nobody Fri Sep 25 07:56:39 2026 Received: from mail-wm2-f12.google.com (mail-wm2-f12.google.com [74.125.225.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id D919747F793 for ; 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Tue, 15 Sep 2026 03:43:29 -0700 (PDT) Received: from [127.0.1.1] (2a01cb0007c59900d73f8285c1e647ab.ipv6.abo.wanadoo.fr. [2a01:cb00:7c5:9900:d73f:8285:c1e6:47ab]) by smtp.gmail.com with ESMTPSA id 5b1f17b1804b1-49e7d2a94b9sm58001325e9.3.2026.09.15.03.43.29 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 15 Sep 2026 03:43:29 -0700 (PDT) From: Amin Gattout Date: Tue, 15 Sep 2026 12:42:47 +0200 Subject: [PATCH v2 2/4] dt-bindings: phy: rockchip-inno-csi-dphy: add rk3576 variant 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: <20260915-rk3576-dphy-v2-2-b56e68b54b8c@gmail.com> References: <20260915-rk3576-dphy-v2-0-b56e68b54b8c@gmail.com> In-Reply-To: <20260915-rk3576-dphy-v2-0-b56e68b54b8c@gmail.com> To: Rob Herring , Krzysztof Kozlowski , Conor Dooley , Heiko Stuebner , Vinod Koul , Neil Armstrong Cc: Michael Riesch , devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-rockchip@lists.infradead.org, linux-kernel@vger.kernel.org, linux-phy@lists.infradead.org, Conor Dooley , Amin Gattout X-Mailer: b4 0.16.0 X-Developer-Signature: v=1; a=ed25519-sha256; t=1789469006; l=1762; i=amin.gattout@gmail.com; s=20260818; h=from:subject:message-id; bh=iI/cZyNcu0lJPo6qa1Mf+1HxYhdTetig193HzvnkFFo=; b=zvkAUWKH6xsfLa5omHi8dFMZ76+DIzxdxeGwkj/eZhqT0s0dXZoIPjUvdeXPdhzqLFeXe0dAw Nxt/00tRo0xBDfkMfHqcmLZPm1clsJ5PnYNVdOmNhuGDzExnxy8Wr5M X-Developer-Key: i=amin.gattout@gmail.com; a=ed25519; pk=MSIqDPkCOkwtyP8Fns1m+KFU9SgqoDl2mpLe18vL+hQ= The Rockchip RK3576 features two MIPI CSI-2 DPHYs compatible with this binding. Unlike the RK3588 variant, each PHY instance only has an APB reset line, so add the new compatible to the single-reset group as well. No fallback compatible is used because the RK3576 DPHYs match neither existing variant: their control bits sit in a dedicated CSI-DPHY GRF as on RK3588 (rather than in the shared VI GRF used on RK3568), while only a single APB reset is wired up, as on RK3568. Falling back to "rockchip,rk3588-csi-dphy" would make the driver request a second, non-existent reset, and falling back to "rockchip,rk3568-csi-dphy" would make it write to the wrong GRF offsets, so dedicated match data is required. Acked-by: Conor Dooley Signed-off-by: Amin Gattout Reviewed-by: Michael Riesch --- Documentation/devicetree/bindings/phy/rockchip-inno-csi-dphy.yaml | 2 ++ 1 file changed, 2 insertions(+) diff --git a/Documentation/devicetree/bindings/phy/rockchip-inno-csi-dphy.y= aml b/Documentation/devicetree/bindings/phy/rockchip-inno-csi-dphy.yaml index 03950b3cad08..92d0c961f4c4 100644 --- a/Documentation/devicetree/bindings/phy/rockchip-inno-csi-dphy.yaml +++ b/Documentation/devicetree/bindings/phy/rockchip-inno-csi-dphy.yaml @@ -21,6 +21,7 @@ properties: - rockchip,rk3326-csi-dphy - rockchip,rk3368-csi-dphy - rockchip,rk3568-csi-dphy + - rockchip,rk3576-csi-dphy - rockchip,rk3588-csi-dphy =20 reg: @@ -89,6 +90,7 @@ allOf: - rockchip,rk3326-csi-dphy - rockchip,rk3368-csi-dphy - rockchip,rk3568-csi-dphy + - rockchip,rk3576-csi-dphy then: properties: resets: --=20 2.43.0 From nobody Fri Sep 25 07:56:39 2026 Received: from mail-wm2-f12.google.com (mail-wm2-f12.google.com [74.125.225.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 91A40386C0D for ; 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[2a01:cb00:7c5:9900:d73f:8285:c1e6:47ab]) by smtp.gmail.com with ESMTPSA id 5b1f17b1804b1-49e7d2a94b9sm58001325e9.3.2026.09.15.03.43.30 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 15 Sep 2026 03:43:30 -0700 (PDT) From: Amin Gattout Date: Tue, 15 Sep 2026 12:42:48 +0200 Subject: [PATCH v2 3/4] phy: rockchip: phy-rockchip-inno-csidphy: add support for rk3576 variant 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: <20260915-rk3576-dphy-v2-3-b56e68b54b8c@gmail.com> References: <20260915-rk3576-dphy-v2-0-b56e68b54b8c@gmail.com> In-Reply-To: <20260915-rk3576-dphy-v2-0-b56e68b54b8c@gmail.com> To: Rob Herring , Krzysztof Kozlowski , Conor Dooley , Heiko Stuebner , Vinod Koul , Neil Armstrong Cc: Michael Riesch , devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-rockchip@lists.infradead.org, linux-kernel@vger.kernel.org, linux-phy@lists.infradead.org, Amin Gattout X-Mailer: b4 0.16.0 X-Developer-Signature: v=1; a=ed25519-sha256; t=1789469006; l=1842; i=amin.gattout@gmail.com; s=20260818; h=from:subject:message-id; bh=T7svtQCEZR4NbRSxQOr575LmZrX+L5qTFSBrf8JfOqc=; b=eQvDxheF72tsvAJS32ZkaFvXX6NNWm28Bsw7F/w1Zy5QmGsgwEi4egtVnZZRjBKNhf4WjFbAW h0O3gsraYFIAa6PT+HoD2V4W8Tz+gYMZVjRPi9SOtZsJl8Lzfm0kax8 X-Developer-Key: i=amin.gattout@gmail.com; a=ed25519; pk=MSIqDPkCOkwtyP8Fns1m+KFU9SgqoDl2mpLe18vL+hQ= The two RK3576 MIPI CSI-2 DPHYs can be supported using the existing phy-rockchip-inno-csidphy driver, but they need their own driver data: as on RK3588 the GRF control bits live in a dedicated CSI-DPHY GRF at offset 0x0, while each PHY instance only has an APB reset line, as on RK3568. Signed-off-by: Amin Gattout Reviewed-by: Michael Riesch --- drivers/phy/rockchip/phy-rockchip-inno-csidphy.c | 15 +++++++++++++++ 1 file changed, 15 insertions(+) diff --git a/drivers/phy/rockchip/phy-rockchip-inno-csidphy.c b/drivers/phy= /rockchip/phy-rockchip-inno-csidphy.c index c79fb53d8ee5..177beb685f70 100644 --- a/drivers/phy/rockchip/phy-rockchip-inno-csidphy.c +++ b/drivers/phy/rockchip/phy-rockchip-inno-csidphy.c @@ -403,6 +403,17 @@ static const struct dphy_drv_data rk3568_mipidphy_drv_= data =3D { .resets_num =3D ARRAY_SIZE(rk3368_reset_names), }; =20 +static const struct dphy_drv_data rk3576_mipidphy_drv_data =3D { + .pwrctl_offset =3D -1, + .ths_settle_offset =3D RK3568_CSIDPHY_CLK_WR_THS_SETTLE, + .calib_offset =3D RK3568_CSIDPHY_CLK_CALIB_EN, + .hsfreq_ranges =3D rk1808_mipidphy_hsfreq_ranges, + .num_hsfreq_ranges =3D ARRAY_SIZE(rk1808_mipidphy_hsfreq_ranges), + .grf_regs =3D rk3588_grf_dphy_regs, + .resets =3D rk3368_reset_names, + .resets_num =3D ARRAY_SIZE(rk3368_reset_names), +}; 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Tue, 15 Sep 2026 03:43:32 -0700 (PDT) Received: from [127.0.1.1] (2a01cb0007c59900d73f8285c1e647ab.ipv6.abo.wanadoo.fr. [2a01:cb00:7c5:9900:d73f:8285:c1e6:47ab]) by smtp.gmail.com with ESMTPSA id 5b1f17b1804b1-49e7d2a94b9sm58001325e9.3.2026.09.15.03.43.30 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 15 Sep 2026 03:43:32 -0700 (PDT) From: Amin Gattout Date: Tue, 15 Sep 2026 12:42:49 +0200 Subject: [PATCH v2 4/4] arm64: dts: rockchip: add csi dphy nodes to rk3576 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: <20260915-rk3576-dphy-v2-4-b56e68b54b8c@gmail.com> References: <20260915-rk3576-dphy-v2-0-b56e68b54b8c@gmail.com> In-Reply-To: <20260915-rk3576-dphy-v2-0-b56e68b54b8c@gmail.com> To: Rob Herring , Krzysztof Kozlowski , Conor Dooley , Heiko Stuebner , Vinod Koul , Neil Armstrong Cc: Michael Riesch , devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-rockchip@lists.infradead.org, linux-kernel@vger.kernel.org, linux-phy@lists.infradead.org, Amin Gattout X-Mailer: b4 0.16.0 X-Developer-Signature: v=1; a=ed25519-sha256; t=1789469006; l=2044; i=amin.gattout@gmail.com; s=20260818; h=from:subject:message-id; bh=bGK8ht4ZsYBRwxHCHXvcjD3xAuJ63yHglUCiy5arzTU=; b=yeWXeDtjlbYXnbnHo+rBAMifURbyetkigWkciYlnmz2Njk1RBaH1wo4bBYUGlJC6lwRWoDU9b tW+D2K+PqmFCxhdXa68gYb5iLmkYhzprkayLva/21NsCifePTjlEZH3 X-Developer-Key: i=amin.gattout@gmail.com; a=ed25519; pk=MSIqDPkCOkwtyP8Fns1m+KFU9SgqoDl2mpLe18vL+hQ= The Rockchip RK3576 features two MIPI CSI-2 DPHYs. Add the device tree nodes for them. Signed-off-by: Amin Gattout Reviewed-by: Michael Riesch --- arch/arm64/boot/dts/rockchip/rk3576.dtsi | 34 ++++++++++++++++++++++++++++= ++++ 1 file changed, 34 insertions(+) diff --git a/arch/arm64/boot/dts/rockchip/rk3576.dtsi b/arch/arm64/boot/dts= /rockchip/rk3576.dtsi index b0c0d3c8b1b1..b7a527614243 100644 --- a/arch/arm64/boot/dts/rockchip/rk3576.dtsi +++ b/arch/arm64/boot/dts/rockchip/rk3576.dtsi @@ -973,11 +973,21 @@ sdgmac_grf: syscon@26038000 { reg =3D <0x0 0x26038000 0x0 0x1000>; }; =20 + csidphy0_grf: syscon@2603a000 { + compatible =3D "rockchip,rk3576-csidphy-grf", "syscon"; + reg =3D <0x0 0x2603a000 0x0 0x2000>; + }; + ioc_grf: syscon@26040000 { compatible =3D "rockchip,rk3576-ioc-grf", "syscon", "simple-mfd"; reg =3D <0x0 0x26040000 0x0 0xc000>; }; =20 + csidphy1_grf: syscon@2604c000 { + compatible =3D "rockchip,rk3576-csidphy-grf", "syscon"; + reg =3D <0x0 0x2604c000 0x0 0x2000>; + }; + cru: clock-controller@27200000 { compatible =3D "rockchip,rk3576-cru"; reg =3D <0x0 0x27200000 0x0 0x50000>; @@ -2848,6 +2858,30 @@ hdptxphy: hdmiphy@2b000000 { status =3D "disabled"; }; =20 + csi_dphy0: phy@2b030000 { + compatible =3D "rockchip,rk3576-csi-dphy"; + reg =3D <0x0 0x2b030000 0x0 0x10000>; + clocks =3D <&cru PCLK_CSIDPHY>; + clock-names =3D "pclk"; + #phy-cells =3D <0>; + resets =3D <&cru SRST_P_CSIPHY>; + reset-names =3D "apb"; + rockchip,grf =3D <&csidphy0_grf>; + status =3D "disabled"; + }; + + csi_dphy1: phy@2b070000 { + compatible =3D "rockchip,rk3576-csi-dphy"; + reg =3D <0x0 0x2b070000 0x0 0x10000>; + clocks =3D <&cru PCLK_CSIDPHY1>; + clock-names =3D "pclk"; + #phy-cells =3D <0>; + resets =3D <&cru SRST_P_CSIDPHY1>; + reset-names =3D "apb"; + rockchip,grf =3D <&csidphy1_grf>; + status =3D "disabled"; + }; + sram: sram@3ff88000 { compatible =3D "mmio-sram"; reg =3D <0x0 0x3ff88000 0x0 0x78000>; --=20 2.43.0