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[82.127.110.121]) by smtp.gmail.com with ESMTPSA id 5b1f17b1804b1-499aa0e473dsm137978275e9.15.2026.08.20.07.01.22 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 20 Aug 2026 07:01:22 -0700 (PDT) From: Amin Gattout Date: Thu, 20 Aug 2026 16:01:08 +0200 Subject: [PATCH 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: <20260820-rk3576-dphy-v1-1-70e25e8d5e78@gmail.com> References: <20260820-rk3576-dphy-v1-0-70e25e8d5e78@gmail.com> In-Reply-To: <20260820-rk3576-dphy-v1-0-70e25e8d5e78@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=1787234481; l=910; i=amin.gattout@gmail.com; s=20260818; h=from:subject:message-id; bh=1F1r7NotkpzJGaZPEdB9UeDk/iA0euzjHAVH6r9N3K0=; b=Np7eikFgXwccg4Ti8gJzd+xtDeEZPan62gfovBipj90sdPV2MtJiz/SXhtWw+8fOcZ8ds5+jG kJxuBnXeSeqAJT6L09jGvrAaMY7eANAsKn7TqrvSzAgZ4vRkDHTVPOI 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. Signed-off-by: Amin Gattout Acked-by: Conor Dooley --- 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 Mon Sep 28 16:21:52 2026 Received: from mail-wm1-f45.google.com (mail-wm1-f45.google.com [209.85.128.45]) (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 1A8AB44E665 for ; Thu, 20 Aug 2026 14:01:25 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; 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[82.127.110.121]) by smtp.gmail.com with ESMTPSA id 5b1f17b1804b1-499aa0e473dsm137978275e9.15.2026.08.20.07.01.23 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 20 Aug 2026 07:01:23 -0700 (PDT) From: Amin Gattout Date: Thu, 20 Aug 2026 16:01:09 +0200 Subject: [PATCH 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: <20260820-rk3576-dphy-v1-2-70e25e8d5e78@gmail.com> References: <20260820-rk3576-dphy-v1-0-70e25e8d5e78@gmail.com> In-Reply-To: <20260820-rk3576-dphy-v1-0-70e25e8d5e78@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=1787234481; l=1206; i=amin.gattout@gmail.com; s=20260818; h=from:subject:message-id; bh=PQU26xP0GCgU75+6oYY/FD7rSTDen5UQ3ddMVoJKHtk=; b=vVatJWe+TLIe1CZEaI6WT0B5tUQdWfTEoBKH00j37Vospx7fXC+76eafe1vUDln3ztYdagCAm IVW7y6akOZjA+GI048Dv150feOuZLDXjs8YFPTR6f8zv8l6/jhXfJoD 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. Signed-off-by: Amin Gattout Acked-by: Conor Dooley --- 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 Mon Sep 28 16:21:52 2026 Received: from mail-wm1-f52.google.com (mail-wm1-f52.google.com [209.85.128.52]) (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 976803A0E8A for ; 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[82.127.110.121]) by smtp.gmail.com with ESMTPSA id 5b1f17b1804b1-499aa0e473dsm137978275e9.15.2026.08.20.07.01.24 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 20 Aug 2026 07:01:24 -0700 (PDT) From: Amin Gattout Date: Thu, 20 Aug 2026 16:01:10 +0200 Subject: [PATCH 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: <20260820-rk3576-dphy-v1-3-70e25e8d5e78@gmail.com> References: <20260820-rk3576-dphy-v1-0-70e25e8d5e78@gmail.com> In-Reply-To: <20260820-rk3576-dphy-v1-0-70e25e8d5e78@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=1787234481; l=2615; i=amin.gattout@gmail.com; s=20260818; h=from:subject:message-id; bh=+wQnLUS1bzjWsYlZ2cICJ1ntSL4y9AaqokE1Tn/QJfw=; b=XRv4bYGUPy5NgXnknSaQfkAZF50U/hL3221UfrFWTjnlCf2d2GcHd/mP7Ahg+k/FZpJiTdbn1 BCk8pOhvhK4CWsuTIuMT1WMnZ+fZOwGi0nmY4Yq5JBX+pTCoh8PJt+o 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, the notable difference with the RK3588 variant being that each PHY instance only has an APB reset line. Signed-off-by: Amin Gattout --- drivers/phy/rockchip/phy-rockchip-inno-csidphy.c | 22 ++++++++++++++++++++= ++ 1 file changed, 22 insertions(+) diff --git a/drivers/phy/rockchip/phy-rockchip-inno-csidphy.c b/drivers/phy= /rockchip/phy-rockchip-inno-csidphy.c index c79fb53d8ee5..24aefdcd6361 100644 --- a/drivers/phy/rockchip/phy-rockchip-inno-csidphy.c +++ b/drivers/phy/rockchip/phy-rockchip-inno-csidphy.c @@ -30,6 +30,7 @@ #define RK3568_GRF_VI_CON0 0x0340 #define RK3568_GRF_VI_CON1 0x0344 =20 +#define RK3576_CSIDPHY_GRF_CON0 0x0000 #define RK3588_CSIDPHY_GRF_CON0 0x0000 =20 /* PHY */ @@ -119,6 +120,12 @@ static const struct dphy_reg rk3568_grf_dphy_regs[] = =3D { [GRF_DPHY_CSIPHY_CLKLANE_EN] =3D PHY_REG(RK3568_GRF_VI_CON0, 1, 8), }; =20 +static const struct dphy_reg rk3576_grf_dphy_regs[] =3D { + [GRF_DPHY_CSIPHY_FORCERXMODE] =3D PHY_REG(RK3576_CSIDPHY_GRF_CON0, 4, 0), + [GRF_DPHY_CSIPHY_DATALANE_EN] =3D PHY_REG(RK3576_CSIDPHY_GRF_CON0, 4, 4), + [GRF_DPHY_CSIPHY_CLKLANE_EN] =3D PHY_REG(RK3576_CSIDPHY_GRF_CON0, 1, 8), +}; + static const struct dphy_reg rk3588_grf_dphy_regs[] =3D { [GRF_DPHY_CSIPHY_FORCERXMODE] =3D PHY_REG(RK3588_CSIDPHY_GRF_CON0, 4, 0), [GRF_DPHY_CSIPHY_DATALANE_EN] =3D PHY_REG(RK3588_CSIDPHY_GRF_CON0, 4, 4), @@ -403,6 +410,17 @@ 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 rk3576_grf_dphy_regs, + .resets =3D rk3368_reset_names, + .resets_num =3D ARRAY_SIZE(rk3368_reset_names), +}; + static const struct dphy_drv_data rk3588_mipidphy_drv_data =3D { .pwrctl_offset =3D -1, .ths_settle_offset =3D RK3568_CSIDPHY_CLK_WR_THS_SETTLE, @@ -435,6 +453,10 @@ static const struct of_device_id rockchip_inno_csidphy= _match_id[] =3D { .compatible =3D "rockchip,rk3568-csi-dphy", .data =3D &rk3568_mipidphy_drv_data, }, + { + .compatible =3D "rockchip,rk3576-csi-dphy", + .data =3D &rk3576_mipidphy_drv_data, + }, { .compatible =3D "rockchip,rk3588-csi-dphy", .data =3D &rk3588_mipidphy_drv_data, --=20 2.43.0 From nobody Mon Sep 28 16:21:52 2026 Received: from mail-wm1-f43.google.com (mail-wm1-f43.google.com [209.85.128.43]) (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 8447A456285 for ; 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[82.127.110.121]) by smtp.gmail.com with ESMTPSA id 5b1f17b1804b1-499aa0e473dsm137978275e9.15.2026.08.20.07.01.26 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 20 Aug 2026 07:01:27 -0700 (PDT) From: Amin Gattout Date: Thu, 20 Aug 2026 16:01:11 +0200 Subject: [PATCH 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: <20260820-rk3576-dphy-v1-4-70e25e8d5e78@gmail.com> References: <20260820-rk3576-dphy-v1-0-70e25e8d5e78@gmail.com> In-Reply-To: <20260820-rk3576-dphy-v1-0-70e25e8d5e78@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=1787234481; l=2044; i=amin.gattout@gmail.com; s=20260818; h=from:subject:message-id; bh=bGK8ht4ZsYBRwxHCHXvcjD3xAuJ63yHglUCiy5arzTU=; b=44XQHZryO6sGy33sUIcTlfpaikDf14UiSkCAI8QjIux3seiY5mPvwK9CfmRjJ91dTLd2ARq2C DFtOzYij4uWB57MbraTHamPWVk21d/zyK7wnc1Wjdlg9Xw97C2nmNO+ 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 --- 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