From nobody Mon Jun 8 15:47:53 2026 Received: from perceval.ideasonboard.com (perceval.ideasonboard.com [213.167.242.64]) (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 53DF13E3DA5; Thu, 28 May 2026 12:54:14 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=213.167.242.64 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1779972855; cv=none; b=grImpByKNVhX/mFbdpKKaiBoyizS31QBjB1iRgAXfsGqqOcHngviEMGcAR7kt+rBmvk+TwzUgitmYdosOVWdshboLQOuRmxX1NwR26kftK1WLTw9dLvc4gJtIUPZ/pURc2W302gwqjIBKGbwQmG1f4knLhsEBiMMZ7DlTTZsazM= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1779972855; c=relaxed/simple; bh=1TCwjAjAkJY79phktGDqLGQ7n0NM7vNYxsbdOtcnWuU=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=tXVad1aVJ188/+lmtcrof7gVzWa+BQewbpPLkTcPdCvzs0ZW5mZHOR5F5LkV5W3rL+i/IRH1l1GpBB1LQQUWEIMw9lzgfyIfDn5NJ77hZOhj3K6OPhOaLHkFaMp91sr8U9WIevwpirHMgM3ssa8uyzK9xB8s4kEUwVagyKlPFAs= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=ideasonboard.com; spf=pass smtp.mailfrom=ideasonboard.com; dkim=pass (1024-bit key) header.d=ideasonboard.com header.i=@ideasonboard.com header.b=Zq2f1oe1; arc=none smtp.client-ip=213.167.242.64 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=ideasonboard.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=ideasonboard.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=ideasonboard.com header.i=@ideasonboard.com header.b="Zq2f1oe1" Received: from [127.0.1.1] (91-158-153-178.elisa-laajakaista.fi [91.158.153.178]) by perceval.ideasonboard.com (Postfix) with ESMTPSA id 998A682A; Thu, 28 May 2026 14:53:52 +0200 (CEST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=ideasonboard.com; s=mail; t=1779972833; bh=1TCwjAjAkJY79phktGDqLGQ7n0NM7vNYxsbdOtcnWuU=; h=From:Date:Subject:References:In-Reply-To:To:Cc:From; b=Zq2f1oe1/UGa91tHaLMmHjANuCTDa8RXL62WXWzXCPIpEWjjE2iNjABvOufaj2jhF 4AOSIQQXHeQE+hkB/ADNtEOaQI05AIcXcecVtc5kSk9JUqLS7vD9ANqjT9Od6HZXdz jDKRS6UBXKCliAHV3J4nQ+FVnmV/9P1fpHU9+Cxs= From: Tomi Valkeinen Date: Thu, 28 May 2026 15:53:42 +0300 Subject: [PATCH 1/6] arm64: dts: ti: j784s4/j742s2: Rename pcieN-ctrl nodes to pcie-ctrl 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: <20260528-ti-main-conf-v1-1-a54ac5c8d081@ideasonboard.com> References: <20260528-ti-main-conf-v1-0-a54ac5c8d081@ideasonboard.com> In-Reply-To: <20260528-ti-main-conf-v1-0-a54ac5c8d081@ideasonboard.com> To: Nishanth Menon , Vignesh Raghavendra , Tero Kristo , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Abraham I , Roger Quadros , Devarsh Thakkar , Swamil Jain Cc: linux-arm-kernel@lists.infradead.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, Tomi Valkeinen X-Mailer: b4 0.15.2 X-Developer-Signature: v=1; a=openpgp-sha256; l=1778; i=tomi.valkeinen@ideasonboard.com; h=from:subject:message-id; bh=1TCwjAjAkJY79phktGDqLGQ7n0NM7vNYxsbdOtcnWuU=; b=owEBbQKS/ZANAwAIAfo9qoy8lh71AcsmYgBqGDrwNKdZgwSHzDNuA+pBv16YHNJjhN7nG4FoG i3jbhjgasyJAjMEAAEIAB0WIQTEOAw+ll79gQef86f6PaqMvJYe9QUCahg68AAKCRD6PaqMvJYe 9YXMD/0enQlx2L1983874U0NfvmdgZWcYoaifqJmRH79rqSuqn+jIQj7fjbxzPYjtpvOgq2/Zgy atfsnoH47LdOXOgE13QGv6by+Y6hJYsle6EpGp4H/OktyWZfdbh+xvQxpaOe150GntXwsJkjnhp nSPideEVFAnvYk9i//iWjc5P3CFI6osKJzMdHSC2XHG0EOFHL/qEY6x4K97wX8yDHs9RxBilWt/ e4ZodOOph45Pn5xksiyHGlYiRbx3tn558DvOqIuVE7VVNeI4tCq1yujOALwn5B55QhHZIkpG0TS 7+LALtT0vfEKlGkPgnUnrxzcJX75gDUeJ2tAsZWpOUQvqurVS3yLUMnJbqVfemS1ZyZhxT4nNoT yUcJW10vQYG+4Le3ds3JH1NCxYsuowEKzYxnCF6kVOgALLaSmFGol4gITZlVNvxdq/IQxp3LucN gyq8uAtsXFiGMQj4ynTPrA5zZnUfsim5mjvC5nHmWTWyzNUE2aVoAH3wmallCKJFlnRo3q5L8fp cVg8U2kWYuXCNfGz+TKgTnmzys5l2xebZXfNXuLFH2A/fnvZckIbW5cgfoBgvJ8GBxzyqcQd0t5 CIyK58+nZz7EHUal3u8/Q8pEBDWoSANpIc+K2BfrdEu8LA4qSLCSlH/ZSaQk1/CYIq3IOB2LMOY Rkuw1Qq3SJdJX/Q== X-Developer-Key: i=tomi.valkeinen@ideasonboard.com; a=openpgp; fpr=C4380C3E965EFD81079FF3A7FA3DAA8CBC961EF5 For some reason the pcie control node names were numbered (e.g. 'pcie1-ctrl'). Fix the names to 'pcie-ctrl' so that we can, in a later patch, more easily use a common system controller binding. Signed-off-by: Tomi Valkeinen --- arch/arm64/boot/dts/ti/k3-j784s4-j742s2-main-common.dtsi | 4 ++-- arch/arm64/boot/dts/ti/k3-j784s4-main.dtsi | 4 ++-- 2 files changed, 4 insertions(+), 4 deletions(-) diff --git a/arch/arm64/boot/dts/ti/k3-j784s4-j742s2-main-common.dtsi b/arc= h/arm64/boot/dts/ti/k3-j784s4-j742s2-main-common.dtsi index c2636e624f18..2570723efa4f 100644 --- a/arch/arm64/boot/dts/ti/k3-j784s4-j742s2-main-common.dtsi +++ b/arch/arm64/boot/dts/ti/k3-j784s4-j742s2-main-common.dtsi @@ -65,12 +65,12 @@ cpsw0_phy_gmii_sel: phy@4044 { ti,qsgmii-main-ports =3D <7>, <7>; }; =20 - pcie0_ctrl: pcie0-ctrl@4070 { + pcie0_ctrl: pcie-ctrl@4070 { compatible =3D "ti,j784s4-pcie-ctrl", "syscon"; reg =3D <0x4070 0x4>; }; =20 - pcie1_ctrl: pcie1-ctrl@4074 { + pcie1_ctrl: pcie-ctrl@4074 { compatible =3D "ti,j784s4-pcie-ctrl", "syscon"; reg =3D <0x4074 0x4>; }; diff --git a/arch/arm64/boot/dts/ti/k3-j784s4-main.dtsi b/arch/arm64/boot/d= ts/ti/k3-j784s4-main.dtsi index 78fcd0c40abc..336bb9b99201 100644 --- a/arch/arm64/boot/dts/ti/k3-j784s4-main.dtsi +++ b/arch/arm64/boot/dts/ti/k3-j784s4-main.dtsi @@ -152,12 +152,12 @@ c71_3: dsp@67800000 { }; =20 &scm_conf { - pcie2_ctrl: pcie2-ctrl@4078 { + pcie2_ctrl: pcie-ctrl@4078 { compatible =3D "ti,j784s4-pcie-ctrl", "syscon"; reg =3D <0x4078 0x4>; }; =20 - pcie3_ctrl: pcie3-ctrl@407c { + pcie3_ctrl: pcie-ctrl@407c { compatible =3D "ti,j784s4-pcie-ctrl", "syscon"; reg =3D <0x407c 0x4>; }; --=20 2.43.0 From nobody Mon Jun 8 15:47:53 2026 Received: from perceval.ideasonboard.com (perceval.ideasonboard.com [213.167.242.64]) (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 1EEF33F0A86; Thu, 28 May 2026 12:54:16 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=213.167.242.64 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1779972858; cv=none; b=IV9bqD3mx+gfRw1RB/EmBOiSoq2Whk0bVegQPW46yQPe8GiCbLQIQJiSavJllDo3xMgw3J2iNiAJLNJo62nLYxLipfnRV7wr8/1PAE1pXs5D15qrAeprrPfvkZBY9lcGQMxBJcnaAS/+lQzV6GKl5uNEP46ePmfebAmnCox4mV0= ARC-Message-Signature: i=1; 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Thu, 28 May 2026 14:53:53 +0200 (CEST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=ideasonboard.com; s=mail; t=1779972834; bh=N8Ms7YOn2QGbjugFPA+v2r5GXvn1LfJmcXoB+uWICwg=; h=From:Date:Subject:References:In-Reply-To:To:Cc:From; b=iF7PR6ZQ8QJn8Hu3ZZAWmfFaFjSCLiL6APBTb7cwWTlmYORcvTeUwwxT5Erg7CHj8 mNa9t3qXgJqlyt8/iQD11ubJD7mJ30nKmSG1HOIzjTE+tMCIpHtpHm2dv11UONWanm 4enypFlR3vS0BhYMxjAn8S18iITTOvcIMOD/k7Ps= From: Tomi Valkeinen Date: Thu, 28 May 2026 15:53:43 +0300 Subject: [PATCH 2/6] arm64: dts: ti: k3-am62*: Rename 'clock-controller' to 'clock' 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: <20260528-ti-main-conf-v1-2-a54ac5c8d081@ideasonboard.com> References: <20260528-ti-main-conf-v1-0-a54ac5c8d081@ideasonboard.com> In-Reply-To: <20260528-ti-main-conf-v1-0-a54ac5c8d081@ideasonboard.com> To: Nishanth Menon , Vignesh Raghavendra , Tero Kristo , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Abraham I , Roger Quadros , Devarsh Thakkar , Swamil Jain Cc: linux-arm-kernel@lists.infradead.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, Tomi Valkeinen X-Mailer: b4 0.15.2 X-Developer-Signature: v=1; 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a=openpgp; fpr=C4380C3E965EFD81079FF3A7FA3DAA8CBC961EF5 Multiple dtsi files have clock nodes with 'clock-controller' names. Rename them to 'clock' to be more in line with the fact that it's just a single clock. Signed-off-by: Tomi Valkeinen --- arch/arm64/boot/dts/ti/k3-am62-main.dtsi | 4 ++-- arch/arm64/boot/dts/ti/k3-am62a-main.dtsi | 4 ++-- arch/arm64/boot/dts/ti/k3-am62p-j722s-common-main.dtsi | 4 ++-- 3 files changed, 6 insertions(+), 6 deletions(-) diff --git a/arch/arm64/boot/dts/ti/k3-am62-main.dtsi b/arch/arm64/boot/dts= /ti/k3-am62-main.dtsi index c5ee263d34a6..228f8c3e8bf6 100644 --- a/arch/arm64/boot/dts/ti/k3-am62-main.dtsi +++ b/arch/arm64/boot/dts/ti/k3-am62-main.dtsi @@ -59,7 +59,7 @@ epwm_tbclk: clock-controller@4130 { #clock-cells =3D <1>; }; =20 - audio_refclk0: clock-controller@82e0 { + audio_refclk0: clock@82e0 { compatible =3D "ti,am62-audio-refclk"; reg =3D <0x82e0 0x4>; clocks =3D <&k3_clks 157 0>; @@ -68,7 +68,7 @@ audio_refclk0: clock-controller@82e0 { #clock-cells =3D <0>; }; =20 - audio_refclk1: clock-controller@82e4 { + audio_refclk1: clock@82e4 { compatible =3D "ti,am62-audio-refclk"; reg =3D <0x82e4 0x4>; clocks =3D <&k3_clks 157 10>; diff --git a/arch/arm64/boot/dts/ti/k3-am62a-main.dtsi b/arch/arm64/boot/dt= s/ti/k3-am62a-main.dtsi index 9e5b75a4e88e..9287d7be7cc8 100644 --- a/arch/arm64/boot/dts/ti/k3-am62a-main.dtsi +++ b/arch/arm64/boot/dts/ti/k3-am62a-main.dtsi @@ -60,7 +60,7 @@ epwm_tbclk: clock-controller@4130 { #clock-cells =3D <1>; }; =20 - audio_refclk0: clock-controller@82e0 { + audio_refclk0: clock@82e0 { compatible =3D "ti,am62-audio-refclk"; reg =3D <0x82e0 0x4>; clocks =3D <&k3_clks 157 0>; @@ -69,7 +69,7 @@ audio_refclk0: clock-controller@82e0 { #clock-cells =3D <0>; }; =20 - audio_refclk1: clock-controller@82e4 { + audio_refclk1: clock@82e4 { compatible =3D "ti,am62-audio-refclk"; reg =3D <0x82e4 0x4>; clocks =3D <&k3_clks 157 10>; diff --git a/arch/arm64/boot/dts/ti/k3-am62p-j722s-common-main.dtsi b/arch/= arm64/boot/dts/ti/k3-am62p-j722s-common-main.dtsi index f130c7cb998d..7c2f03780885 100644 --- a/arch/arm64/boot/dts/ti/k3-am62p-j722s-common-main.dtsi +++ b/arch/arm64/boot/dts/ti/k3-am62p-j722s-common-main.dtsi @@ -46,7 +46,7 @@ main_conf: bus@100000 { #size-cells =3D <1>; ranges =3D <0x00 0x00 0x00100000 0x20000>; =20 - audio_refclk0: clock-controller@82e0 { + audio_refclk0: clock@82e0 { compatible =3D "ti,am62-audio-refclk"; reg =3D <0x82e0 0x4>; clocks =3D <&k3_clks 157 0>; @@ -55,7 +55,7 @@ audio_refclk0: clock-controller@82e0 { #clock-cells =3D <0>; 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Thu, 28 May 2026 14:53:54 +0200 (CEST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=ideasonboard.com; s=mail; t=1779972835; bh=KHvUizxv+fBGrkbW5KiV7JhkpjD6vu4PMZ6dowiSQD4=; h=From:Date:Subject:References:In-Reply-To:To:Cc:From; b=OxHZZ23M+SvKO63RONIlhB1bgzdaq9lPVDhunjmIurNLAglwC/kWwm1Jpe3+ZulN3 QY/YLedpn3LuatKLql9RxDJ3GhE6vDXMgbsVs2RFYwPXJ6GN3rcgXCpbcSgRQ+9VxZ bIoYN9xjTi8dE1sIfQcgHYrmGEO0OKfT2gTjIOB0= From: Tomi Valkeinen Date: Thu, 28 May 2026 15:53:44 +0300 Subject: [PATCH 3/6] arm64: dts: ti: k3-am62-main: Rename 'oldi-io-controller' to 'dss-oldi-io-ctrl' 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: <20260528-ti-main-conf-v1-3-a54ac5c8d081@ideasonboard.com> References: <20260528-ti-main-conf-v1-0-a54ac5c8d081@ideasonboard.com> In-Reply-To: <20260528-ti-main-conf-v1-0-a54ac5c8d081@ideasonboard.com> To: Nishanth Menon , Vignesh Raghavendra , Tero Kristo , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Abraham I , Roger Quadros , Devarsh Thakkar , Swamil Jain Cc: linux-arm-kernel@lists.infradead.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, Tomi Valkeinen X-Mailer: b4 0.15.2 X-Developer-Signature: v=1; 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a=openpgp; fpr=C4380C3E965EFD81079FF3A7FA3DAA8CBC961EF5 In k3-am62-main.dtsi the OLDI IO controller node is named 'oldi-io-controller' but every other dtsi file has it as 'dss-oldi-io-ctrl'. Rename it to 'dss-oldi-io-ctrl' so we can more easily use a common system controller binding in a future patch. Signed-off-by: Tomi Valkeinen --- arch/arm64/boot/dts/ti/k3-am62-main.dtsi | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/arm64/boot/dts/ti/k3-am62-main.dtsi b/arch/arm64/boot/dts= /ti/k3-am62-main.dtsi index 228f8c3e8bf6..ffc71ab623e0 100644 --- a/arch/arm64/boot/dts/ti/k3-am62-main.dtsi +++ b/arch/arm64/boot/dts/ti/k3-am62-main.dtsi @@ -77,7 +77,7 @@ audio_refclk1: clock@82e4 { #clock-cells =3D <0>; }; =20 - dss_oldi_io_ctrl: oldi-io-controller@8600 { + dss_oldi_io_ctrl: dss-oldi-io-ctrl@8600 { compatible =3D "ti,am625-dss-oldi-io-ctrl", "syscon"; reg =3D <0x8600 0x200>; }; --=20 2.43.0 From nobody Mon Jun 8 15:47:53 2026 Received: from perceval.ideasonboard.com (perceval.ideasonboard.com [213.167.242.64]) (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 288263EFFCC; Thu, 28 May 2026 12:54:20 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; 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a=openpgp; fpr=C4380C3E965EFD81079FF3A7FA3DAA8CBC961EF5 The ti,j721e-system-controller binding specifies a specific schema for each child node. For example, any clock node under the system controller node must be a ti,am654-serdes-ctrl. To be able to use the same system-controller binding for more SoCs, relax the bindings by making both clock-controller and clock accept any kind of child node. Signed-off-by: Tomi Valkeinen --- .../devicetree/bindings/soc/ti/ti,j721e-system-controller.yaml | 6 ++= ---- 1 file changed, 2 insertions(+), 4 deletions(-) diff --git a/Documentation/devicetree/bindings/soc/ti/ti,j721e-system-contr= oller.yaml b/Documentation/devicetree/bindings/soc/ti/ti,j721e-system-contr= oller.yaml index f3bd0be3b279..56712ebdd01b 100644 --- a/Documentation/devicetree/bindings/soc/ti/ti,j721e-system-controller.y= aml +++ b/Documentation/devicetree/bindings/soc/ti/ti,j721e-system-controller.y= aml @@ -53,9 +53,8 @@ patternProperties: =20 "^clock-controller@[0-9a-f]+$": type: object - $ref: /schemas/clock/ti,am654-ehrpwm-tbclk.yaml# description: - Clock provider for TI EHRPWM nodes. + A clock controller with registers in the Control Module. =20 "phy@[0-9a-f]+$": type: object @@ -76,9 +75,8 @@ patternProperties: =20 "^clock@[0-9a-f]+$": type: object - $ref: /schemas/soc/ti/ti,am654-serdes-ctrl.yaml# description: - This is the Serdes Control region. + A clock with registers in the Control Module. =20 "^dss-oldi-io-ctrl@[0-9a-f]+$": type: object --=20 2.43.0 From nobody Mon Jun 8 15:47:53 2026 Received: from perceval.ideasonboard.com (perceval.ideasonboard.com [213.167.242.64]) (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 334203F1AC5; 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a=openpgp; fpr=C4380C3E965EFD81079FF3A7FA3DAA8CBC961EF5 Add the following to the list of accepted compatibles so that we can use the same binding on these SoCs too: ti,am62-system-controller ti,am62a-system-controller ti,am62p-system-controller ti,j784s4-system-controller Signed-off-by: Tomi Valkeinen --- .../devicetree/bindings/soc/ti/ti,j721e-system-controller.yaml | 4 = ++++ 1 file changed, 4 insertions(+) diff --git a/Documentation/devicetree/bindings/soc/ti/ti,j721e-system-contr= oller.yaml b/Documentation/devicetree/bindings/soc/ti/ti,j721e-system-contr= oller.yaml index 56712ebdd01b..11365cb9fb0a 100644 --- a/Documentation/devicetree/bindings/soc/ti/ti,j721e-system-controller.y= aml +++ b/Documentation/devicetree/bindings/soc/ti/ti,j721e-system-controller.y= aml @@ -26,10 +26,14 @@ properties: compatible: items: - enum: + - ti,am62-system-controller + - ti,am62a-system-controller + - ti,am62p-system-controller - ti,am654-system-controller - ti,j7200-system-controller - ti,j721e-system-controller - ti,j721s2-system-controller + - ti,j784s4-system-controller - const: syscon - const: simple-mfd =20 --=20 2.43.0 From nobody Mon Jun 8 15:47:53 2026 Received: from perceval.ideasonboard.com (perceval.ideasonboard.com [213.167.242.64]) (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 F32383F39F8; 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a=openpgp; fpr=C4380C3E965EFD81079FF3A7FA3DAA8CBC961EF5 We already had a common binding (ti,j721e-system-controller.yaml) for the Control Module region for multiple TI SoCs. This was not used for more recent SoCs. These more recent SoCs just have a "simple-bus" representing the Control Module. In a few cases the simple-bus node also had "reg" property, which is not correct for a simple-bus, but we make use of it in this patch. With the adjustments done in previous commits to the dtsi files and the bindings, we can now use the TI system-controller bindings in am62, am62a, am62p-j722s and j784s4-j742s2 dtsi files. This means that the node for the Control Module (labeled 'main_conf' or 'scm_conf') changes from "simple-bus" to, e.g., "ti,am62p-system-controller", "syscon", "simple-mfd". While, as far as I understand, this is an ABI change, I believe this does not cause any breakages: the old dtbs with "simple-bus" will continue booting fine, with the child nodes getting instantiated, and the new dtbs with "simple-mfd" behave exactly the same way. With this change, we can use the Control Module as a syscon from the drivers. E.g. on some SoCs we have a single register in the Control Module related to DSS DPI output control, surrounded by registers for totally different subsystems. Instead of having to create a new syscon child node for this single register the DSS node can now just point to the register with 'ti,dpi-io-ctrl =3D <&main_conf 0x8300>'. Signed-off-by: Tomi Valkeinen --- arch/arm64/boot/dts/ti/k3-am62-main.dtsi | 3 ++- arch/arm64/boot/dts/ti/k3-am62a-main.dtsi | 3 ++- arch/arm64/boot/dts/ti/k3-am62p-j722s-common-main.dtsi | 2 +- arch/arm64/boot/dts/ti/k3-j784s4-j742s2-main-common.dtsi | 2 +- 4 files changed, 6 insertions(+), 4 deletions(-) diff --git a/arch/arm64/boot/dts/ti/k3-am62-main.dtsi b/arch/arm64/boot/dts= /ti/k3-am62-main.dtsi index ffc71ab623e0..3f61f2a9b2bb 100644 --- a/arch/arm64/boot/dts/ti/k3-am62-main.dtsi +++ b/arch/arm64/boot/dts/ti/k3-am62-main.dtsi @@ -42,7 +42,8 @@ gic_its: msi-controller@1820000 { }; =20 main_conf: bus@100000 { - compatible =3D "simple-bus"; + compatible =3D "ti,am62-system-controller", "syscon", "simple-mfd"; + reg =3D <0 0x00100000 0 0x20000>; #address-cells =3D <1>; #size-cells =3D <1>; ranges =3D <0x0 0x00 0x00100000 0x20000>; diff --git a/arch/arm64/boot/dts/ti/k3-am62a-main.dtsi b/arch/arm64/boot/dt= s/ti/k3-am62a-main.dtsi index 9287d7be7cc8..2a5cadbc11fa 100644 --- a/arch/arm64/boot/dts/ti/k3-am62a-main.dtsi +++ b/arch/arm64/boot/dts/ti/k3-am62a-main.dtsi @@ -42,7 +42,8 @@ gic_its: msi-controller@1820000 { }; =20 main_conf: bus@100000 { - compatible =3D "simple-bus"; + compatible =3D "ti,am62a-system-controller", "syscon", "simple-mfd"; + reg =3D <0 0x00100000 0 0x20000>; #address-cells =3D <1>; #size-cells =3D <1>; ranges =3D <0x00 0x00 0x00100000 0x20000>; diff --git a/arch/arm64/boot/dts/ti/k3-am62p-j722s-common-main.dtsi b/arch/= arm64/boot/dts/ti/k3-am62p-j722s-common-main.dtsi index 7c2f03780885..58805e287496 100644 --- a/arch/arm64/boot/dts/ti/k3-am62p-j722s-common-main.dtsi +++ b/arch/arm64/boot/dts/ti/k3-am62p-j722s-common-main.dtsi @@ -40,7 +40,7 @@ gic_its: msi-controller@1820000 { }; =20 main_conf: bus@100000 { - compatible =3D "simple-bus"; + compatible =3D "ti,am62p-system-controller", "syscon", "simple-mfd"; reg =3D <0x00 0x00100000 0x00 0x20000>; #address-cells =3D <1>; #size-cells =3D <1>; diff --git a/arch/arm64/boot/dts/ti/k3-j784s4-j742s2-main-common.dtsi b/arc= h/arm64/boot/dts/ti/k3-j784s4-j742s2-main-common.dtsi index 2570723efa4f..cccd90d43446 100644 --- a/arch/arm64/boot/dts/ti/k3-j784s4-j742s2-main-common.dtsi +++ b/arch/arm64/boot/dts/ti/k3-j784s4-j742s2-main-common.dtsi @@ -46,7 +46,7 @@ l3cache-sram@200000 { }; =20 scm_conf: bus@100000 { - compatible =3D "simple-bus"; + compatible =3D "ti,j784s4-system-controller", "syscon", "simple-mfd"; reg =3D <0x00 0x00100000 0x00 0x1c000>; #address-cells =3D <1>; #size-cells =3D <1>; --=20 2.43.0