From nobody Sun Feb 8 20:13:29 2026 Received: from fllv0016.ext.ti.com (fllv0016.ext.ti.com [198.47.19.142]) (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 31B5318E1A; Fri, 12 Apr 2024 05:37:12 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=198.47.19.142 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1712900233; cv=none; b=r4Y/0S56tB1m7sBWsTMSltacLo+xB7lKUs3QBTS5/i/GyDuRuTNeNgEJONdNwNgC8AwUuVntctwTHx5rEcCeNeKj6IVSuFTlVdDVVV9eErVQuxu9FBpWgSYsPf0nehzcbFtfQWdUegQ+npNpF+UAtVzGacblLBplgjY9CKwm3i4= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1712900233; c=relaxed/simple; bh=6oazoK9h8u4QyPD308lPpaj+qMMaE7o6mRVIx7+utRo=; h=From:To:CC:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=pt9h8ymAL46g65XIKjgsIZCpKl33q/gVX80AjvyJeOu2sm5BqiF+r5tNRAx2dnuVsyBaQ6nPeS2UZzHACmbhph+0VcFFjKrGbZ3++tLIXjDOmvm2obRbX/VqSCMjTLXliqgAdRzfB0YPLk1iWiMj8AG1rT+UItIypyTgPg+I584= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=ti.com; spf=pass smtp.mailfrom=ti.com; dkim=pass (1024-bit key) header.d=ti.com header.i=@ti.com header.b=tDpKFLRa; arc=none smtp.client-ip=198.47.19.142 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=ti.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=ti.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=ti.com header.i=@ti.com header.b="tDpKFLRa" Received: from fllv0034.itg.ti.com ([10.64.40.246]) by fllv0016.ext.ti.com (8.15.2/8.15.2) with ESMTP id 43C5awwb127403; Fri, 12 Apr 2024 00:36:58 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ti.com; s=ti-com-17Q1; t=1712900218; bh=7vvuuLhzWMQA4S6tQ0HDx1Vnj2RKKlHTKCWQaIP/fwM=; h=From:To:CC:Subject:Date:In-Reply-To:References; b=tDpKFLRaxn61bRGDSvgLNrJaAxO3RxPtzgDtg0WroQ232E9bUWj27o2RhnCsts4Xz kuFW3G9cZ43gM9P6a8Nd5+iN7OgX6UPa1HRANUlwGpJrhxZmZn/sfk7wGgxQYd/Lqb PhWkIPAEiwKH0EOGInfmFXkb7s0L1bQ2fDEDgWkA= Received: from DFLE114.ent.ti.com (dfle114.ent.ti.com [10.64.6.35]) by fllv0034.itg.ti.com (8.15.2/8.15.2) with ESMTPS id 43C5awfa054776 (version=TLSv1.2 cipher=AES256-GCM-SHA384 bits=256 verify=FAIL); Fri, 12 Apr 2024 00:36:58 -0500 Received: from DFLE109.ent.ti.com (10.64.6.30) by DFLE114.ent.ti.com (10.64.6.35) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.2507.23; Fri, 12 Apr 2024 00:36:58 -0500 Received: from lelvsmtp6.itg.ti.com (10.180.75.249) by DFLE109.ent.ti.com (10.64.6.30) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.2507.23 via Frontend Transport; Fri, 12 Apr 2024 00:36:58 -0500 Received: from a0497641-HP-Z2-Tower-G9-Workstation-Desktop-PC.dhcp.ti.com (a0497641-hp-z2-tower-g9-workstation-desktop-pc.dhcp.ti.com [172.24.227.36]) by lelvsmtp6.itg.ti.com (8.15.2/8.15.2) with ESMTP id 43C5aofY085656; Fri, 12 Apr 2024 00:36:55 -0500 From: Neha Malcom Francis To: , , , , CC: , , , , , Subject: [PATCH v3 1/5] arm64: dts: ti: k3-j721e-mcu: Add the WKUP ESM instance Date: Fri, 12 Apr 2024 11:06:46 +0530 Message-ID: <20240412053650.703667-2-n-francis@ti.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20240412053650.703667-1-n-francis@ti.com> References: <20240412053650.703667-1-n-francis@ti.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-EXCLAIMER-MD-CONFIG: e1e8a2fd-e40a-4ac6-ac9b-f7e9cc9ee180 Content-Type: text/plain; charset="utf-8" Add the WKUP ESM instance for J721E. It has three instances in total, one in the MAIN domain (main_esm) and two in the MCU-WKUP domain (mcu_esm and wkup_esm). Signed-off-by: Neha Malcom Francis Reviewed-by: Udit Kumar =20 --- Changes since v2: - no changes arch/arm64/boot/dts/ti/k3-j721e-mcu-wakeup.dtsi | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/arch/arm64/boot/dts/ti/k3-j721e-mcu-wakeup.dtsi b/arch/arm64/b= oot/dts/ti/k3-j721e-mcu-wakeup.dtsi index 4618b697fbc4..3044e08f6858 100644 --- a/arch/arm64/boot/dts/ti/k3-j721e-mcu-wakeup.dtsi +++ b/arch/arm64/boot/dts/ti/k3-j721e-mcu-wakeup.dtsi @@ -689,4 +689,10 @@ mcu_esm: esm@40800000 { ti,esm-pins =3D <95>; bootph-pre-ram; }; + + wkup_esm: esm@42080000 { + compatible =3D "ti,j721e-esm"; + reg =3D <0x00 0x42080000 0x00 0x1000>; + status =3D "disabled"; + }; }; --=20 2.34.1 From nobody Sun Feb 8 20:13:29 2026 Received: from fllv0016.ext.ti.com (fllv0016.ext.ti.com [198.47.19.142]) (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 31B201799F; Fri, 12 Apr 2024 05:37:11 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=198.47.19.142 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1712900233; cv=none; b=KtWK4cFY6NKpLqAwLyxKwBHIFkCCw/24O0chzo0SfO8f87oH+PSFeqcANhCIoaINbp0egsw2J3OOLsGhLSgUwEnMhDLkg3c6d0Z2EXS8lQlaV58ZeqyGRUmORNMPuGTo1MMV4l9GHB1cNyzAQN14Qz2m6FArHD09PSLlTL0HnNE= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1712900233; c=relaxed/simple; bh=PJorbk8UfHx9OHUowPLKp3FPT/F3igaJ9JiDvkFhAoA=; h=From:To:CC:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=PudRMKQ2a+Hbl97rZIB9h10XYFzyx7NHhWnsiZX8EZBTRfkBScD/F7/H0FuYaBYwkqCPCFZgNJesYCQatZkEibVt+EFbrz/Ad1uI70tohX72ROClakPdTUglVfd/C9yPbajjRGMOWckRw3MrBuSEZDy7ecXUGOTpcousLDp1ccI= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=ti.com; spf=pass smtp.mailfrom=ti.com; dkim=pass (1024-bit key) header.d=ti.com header.i=@ti.com header.b=eesRr0Du; arc=none smtp.client-ip=198.47.19.142 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=ti.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=ti.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=ti.com header.i=@ti.com header.b="eesRr0Du" Received: from lelv0266.itg.ti.com ([10.180.67.225]) by fllv0016.ext.ti.com (8.15.2/8.15.2) with ESMTP id 43C5b3AR127411; Fri, 12 Apr 2024 00:37:03 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ti.com; s=ti-com-17Q1; t=1712900223; bh=B+ze190XEhuBE/aOUcoRakFhFQeYQvRXXay8abf33sg=; h=From:To:CC:Subject:Date:In-Reply-To:References; b=eesRr0DuYx0qEjn4MZ6+wFRlEslcFjq1CEQTkgHedWsAereJ15P7H4mqokNa4hREj tm6enCzIMkf6FZQhQHr30zBdlU+Tv0eJyxqLUj7YecSlusLwaDbnC2qXxL3WOXjdWe 3E1la+Y8PUcoE8bNHD5hfen5c+dbxOFTKbtmmHBU= Received: from DFLE101.ent.ti.com (dfle101.ent.ti.com [10.64.6.22]) by lelv0266.itg.ti.com (8.15.2/8.15.2) with ESMTPS id 43C5b2oZ030035 (version=TLSv1.2 cipher=AES256-GCM-SHA384 bits=256 verify=FAIL); Fri, 12 Apr 2024 00:37:03 -0500 Received: from DFLE105.ent.ti.com (10.64.6.26) by DFLE101.ent.ti.com (10.64.6.22) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.2507.23; Fri, 12 Apr 2024 00:37:01 -0500 Received: from lelvsmtp6.itg.ti.com (10.180.75.249) by DFLE105.ent.ti.com (10.64.6.26) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.2507.23 via Frontend Transport; Fri, 12 Apr 2024 00:37:01 -0500 Received: from a0497641-HP-Z2-Tower-G9-Workstation-Desktop-PC.dhcp.ti.com (a0497641-hp-z2-tower-g9-workstation-desktop-pc.dhcp.ti.com [172.24.227.36]) by lelvsmtp6.itg.ti.com (8.15.2/8.15.2) with ESMTP id 43C5aofZ085656; Fri, 12 Apr 2024 00:36:58 -0500 From: Neha Malcom Francis To: , , , , CC: , , , , , Subject: [PATCH v3 2/5] arm64: dts: ti: k3-j721e-mcu: Add the MCU domain watchdog instances Date: Fri, 12 Apr 2024 11:06:47 +0530 Message-ID: <20240412053650.703667-3-n-francis@ti.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20240412053650.703667-1-n-francis@ti.com> References: <20240412053650.703667-1-n-francis@ti.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-EXCLAIMER-MD-CONFIG: e1e8a2fd-e40a-4ac6-ac9b-f7e9cc9ee180 Content-Type: text/plain; charset="utf-8" There are 2 watchdog instances in the MCU domain. These instances are coupled with the MCU domain R55 instances. Reserve them as they are not used by A72. Signed-off-by: Neha Malcom Francis Reviewed-by: Udit Kumar --- Changes since v2: - no changes .../boot/dts/ti/k3-j721e-mcu-wakeup.dtsi | 26 +++++++++++++++++++ 1 file changed, 26 insertions(+) diff --git a/arch/arm64/boot/dts/ti/k3-j721e-mcu-wakeup.dtsi b/arch/arm64/b= oot/dts/ti/k3-j721e-mcu-wakeup.dtsi index 3044e08f6858..0dc84c9f8c4a 100644 --- a/arch/arm64/boot/dts/ti/k3-j721e-mcu-wakeup.dtsi +++ b/arch/arm64/boot/dts/ti/k3-j721e-mcu-wakeup.dtsi @@ -695,4 +695,30 @@ wkup_esm: esm@42080000 { reg =3D <0x00 0x42080000 0x00 0x1000>; status =3D "disabled"; }; + + /* + * The 2 RTI instances are couple with MCU R5Fs so keeping them + * reserved as these will be used by their respective firmware + */ + mcu_watchdog0: watchdog@40600000 { + compatible =3D "ti,j7-rti-wdt"; + reg =3D <0x00 0x40600000 0x00 0x100>; + clocks =3D <&k3_clks 262 1>; + power-domains =3D <&k3_pds 262 TI_SCI_PD_EXCLUSIVE>; + assigned-clocks =3D <&k3_clks 262 1>; + assigned-clock-parents =3D <&k3_clks 262 5>; + /* reserved for MCU_R5F0_0 */ + status =3D "reserved"; + }; + + mcu_watchdog1: watchdog@40610000 { + compatible =3D "ti,j7-rti-wdt"; + reg =3D <0x00 0x40610000 0x00 0x100>; + clocks =3D <&k3_clks 263 1>; + power-domains =3D <&k3_pds 263 TI_SCI_PD_EXCLUSIVE>; + assigned-clocks =3D <&k3_clks 263 1>; + assigned-clock-parents =3D <&k3_clks 263 5>; + /* reserved for MCU_R5F0_1 */ + status =3D "reserved"; + }; }; --=20 2.34.1 From nobody Sun Feb 8 20:13:29 2026 Received: from fllv0015.ext.ti.com (fllv0015.ext.ti.com [198.47.19.141]) (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 8FFB21B974; Fri, 12 Apr 2024 05:37:13 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=198.47.19.141 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1712900235; cv=none; b=tk377yGC4Bz85V7fGfgGrk2DCfojUfpHVfRBbHbbuxk8Svz3VF/HwCeXFux5rlccojifmN0WQtlGY5LaONBkne6X/dsWbu5jRJDcAeG7Fyhb41faDQ1SCuqbVTqyuKpEt7xiuAw5kakn/x0g9pj7CK+GiBpKBjPLFCxKnO9DzG8= ARC-Message-Signature: i=1; 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Fri, 12 Apr 2024 00:37:04 -0500 Received: from a0497641-HP-Z2-Tower-G9-Workstation-Desktop-PC.dhcp.ti.com (a0497641-hp-z2-tower-g9-workstation-desktop-pc.dhcp.ti.com [172.24.227.36]) by lelvsmtp6.itg.ti.com (8.15.2/8.15.2) with ESMTP id 43C5aofa085656; Fri, 12 Apr 2024 00:37:02 -0500 From: Neha Malcom Francis To: , , , , CC: , , , , , Subject: [PATCH v3 3/5] arm64: dts: ti: k3-j721e-main: Add the MAIN domain watchdog instances Date: Fri, 12 Apr 2024 11:06:48 +0530 Message-ID: <20240412053650.703667-4-n-francis@ti.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20240412053650.703667-1-n-francis@ti.com> References: <20240412053650.703667-1-n-francis@ti.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-EXCLAIMER-MD-CONFIG: e1e8a2fd-e40a-4ac6-ac9b-f7e9cc9ee180 Content-Type: text/plain; charset="utf-8" There are 10 watchdog instances in the MAIN domain: * one each for the 2 A72 cores * one for the GPU core * one for the C7x core * one each for the 2 C66x cores * one each for the 4 R5F cores Currently, the devicetree only describes watchdog instances for the A72 cores and enables them. Describe the remaining but reserve them as they will be used by their respective firmware. Signed-off-by: Neha Malcom Francis Reviewed-by: Udit Kumar --- Changes since v2: - no changes arch/arm64/boot/dts/ti/k3-j721e-main.dtsi | 93 +++++++++++++++++++++++ 1 file changed, 93 insertions(+) diff --git a/arch/arm64/boot/dts/ti/k3-j721e-main.dtsi b/arch/arm64/boot/dt= s/ti/k3-j721e-main.dtsi index c7eafbc862f9..0dd5005b34aa 100644 --- a/arch/arm64/boot/dts/ti/k3-j721e-main.dtsi +++ b/arch/arm64/boot/dts/ti/k3-j721e-main.dtsi @@ -2157,6 +2157,99 @@ watchdog1: watchdog@2210000 { assigned-clock-parents =3D <&k3_clks 253 5>; }; =20 + /* + * The following RTI instances are coupled with MCU R5Fs, c7x and + * GPU so keeping them reserved as these will be used by their + * respective firmware + */ + watchdog15: watchdog@22f0000 { + compatible =3D "ti,j7-rti-wdt"; + reg =3D <0x00 0x22f0000 0x00 0x100>; + clocks =3D <&k3_clks 257 1>; + power-domains =3D <&k3_pds 257 TI_SCI_PD_EXCLUSIVE>; + assigned-clocks =3D <&k3_clks 257 1>; + assigned-clock-parents =3D <&k3_clks 257 5>; + /* reserved for GPU */ + status =3D "reserved"; + }; + + watchdog16: watchdog@2300000 { + compatible =3D "ti,j7-rti-wdt"; + reg =3D <0x00 0x2300000 0x00 0x100>; + clocks =3D <&k3_clks 256 1>; + power-domains =3D <&k3_pds 256 TI_SCI_PD_EXCLUSIVE>; + assigned-clocks =3D <&k3_clks 256 1>; + assigned-clock-parents =3D <&k3_clks 256 5>; + /* reserved for C7X */ + status =3D "reserved"; + }; + + watchdog24: watchdog@2380000 { + compatible =3D "ti,j7-rti-wdt"; + reg =3D <0x00 0x2380000 0x00 0x100>; + clocks =3D <&k3_clks 254 1>; + power-domains =3D <&k3_pds 254 TI_SCI_PD_EXCLUSIVE>; + assigned-clocks =3D <&k3_clks 254 1>; + assigned-clock-parents =3D <&k3_clks 254 5>; + /* reserved for C66X_0 */ + status =3D "reserved"; + }; + + watchdog25: watchdog@2390000 { + compatible =3D "ti,j7-rti-wdt"; + reg =3D <0x00 0x2390000 0x00 0x100>; + clocks =3D <&k3_clks 255 1>; + power-domains =3D <&k3_pds 255 TI_SCI_PD_EXCLUSIVE>; + assigned-clocks =3D <&k3_clks 255 1>; + assigned-clock-parents =3D <&k3_clks 255 5>; + /* reserved for C66X_1 */ + status =3D "reserved"; + }; + + watchdog28: watchdog@23c0000 { + compatible =3D "ti,j7-rti-wdt"; + reg =3D <0x00 0x23c0000 0x00 0x100>; + clocks =3D <&k3_clks 258 1>; + power-domains =3D <&k3_pds 258 TI_SCI_PD_EXCLUSIVE>; + assigned-clocks =3D <&k3_clks 258 1>; + assigned-clock-parents =3D <&k3_clks 258 5>; + /* reserved for MAIN_R5F0_0 */ + status =3D "reserved"; + }; + + watchdog29: watchdog@23d0000 { + compatible =3D "ti,j7-rti-wdt"; + reg =3D <0x00 0x23d0000 0x00 0x100>; + clocks =3D <&k3_clks 259 1>; + power-domains =3D <&k3_pds 259 TI_SCI_PD_EXCLUSIVE>; + assigned-clocks =3D <&k3_clks 259 1>; + assigned-clock-parents =3D <&k3_clks 259 5>; + /* reserved for MAIN_R5F0_1 */ + status =3D "reserved"; + }; + + watchdog30: watchdog@23e0000 { + compatible =3D "ti,j7-rti-wdt"; + reg =3D <0x00 0x23e0000 0x00 0x100>; + clocks =3D <&k3_clks 260 1>; + power-domains =3D <&k3_pds 260 TI_SCI_PD_EXCLUSIVE>; + assigned-clocks =3D <&k3_clks 260 1>; + assigned-clock-parents =3D <&k3_clks 260 5>; + /* reserved for MAIN_R5F1_0 */ + status =3D "reserved"; + }; + + watchdog31: watchdog@23f0000 { + compatible =3D "ti,j7-rti-wdt"; + reg =3D <0x00 0x23f0000 0x00 0x100>; + clocks =3D <&k3_clks 261 1>; + power-domains =3D <&k3_pds 261 TI_SCI_PD_EXCLUSIVE>; + assigned-clocks =3D <&k3_clks 261 1>; + assigned-clock-parents =3D <&k3_clks 261 5>; + /* reserved for MAIN_R5F1_1 */ + status =3D "reserved"; + }; + main_r5fss0: r5fss@5c00000 { compatible =3D "ti,j721e-r5fss"; ti,cluster-mode =3D <1>; --=20 2.34.1 From nobody Sun Feb 8 20:13:29 2026 Received: from lelv0143.ext.ti.com (lelv0143.ext.ti.com [198.47.23.248]) (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 C8E403E48E; Fri, 12 Apr 2024 05:37:16 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=198.47.23.248 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1712900238; cv=none; b=uf0DTq5kMZjL1fot0z5czoHmOqihIuJvMOHBuUaIzvU4w+AV2tAbKvGv31CTgmnULI5dSaVquXoUcaYzAKjiI4vk8gUXHkJnBx5/oE41WAOLXqtur/7ISsosLBCaiTjIsi0dkBWqV8gCo/S2r+7eNC3bpN5/WNETIv3hsh2/JE0= ARC-Message-Signature: i=1; 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Fri, 12 Apr 2024 00:37:08 -0500 Received: from a0497641-HP-Z2-Tower-G9-Workstation-Desktop-PC.dhcp.ti.com (a0497641-hp-z2-tower-g9-workstation-desktop-pc.dhcp.ti.com [172.24.227.36]) by lelvsmtp6.itg.ti.com (8.15.2/8.15.2) with ESMTP id 43C5aofb085656; Fri, 12 Apr 2024 00:37:05 -0500 From: Neha Malcom Francis To: , , , , CC: , , , , , Subject: [PATCH v3 4/5] arm64: dts: ti: k3-j7200-main: Add the MAIN domain watchdog instances Date: Fri, 12 Apr 2024 11:06:49 +0530 Message-ID: <20240412053650.703667-5-n-francis@ti.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20240412053650.703667-1-n-francis@ti.com> References: <20240412053650.703667-1-n-francis@ti.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-EXCLAIMER-MD-CONFIG: e1e8a2fd-e40a-4ac6-ac9b-f7e9cc9ee180 Content-Type: text/plain; charset="utf-8" There are 4 watchdog instances in the MAIN domain: * one each for the 2 A72 cores * one each for the 2 R5F cores Currently, the devicetree only describes watchdog instances for the A72 cores and enables them. Describe the remaining but reserve them as they will be used by their respective firmware. Signed-off-by: Neha Malcom Francis Reviewed-by: Udit Kumar --- Changes since v2: - no changes arch/arm64/boot/dts/ti/k3-j7200-main.dtsi | 27 +++++++++++++++++++++++ 1 file changed, 27 insertions(+) diff --git a/arch/arm64/boot/dts/ti/k3-j7200-main.dtsi b/arch/arm64/boot/dt= s/ti/k3-j7200-main.dtsi index 657f9cc9f4ea..b24a6333563a 100644 --- a/arch/arm64/boot/dts/ti/k3-j7200-main.dtsi +++ b/arch/arm64/boot/dts/ti/k3-j7200-main.dtsi @@ -1254,6 +1254,33 @@ watchdog1: watchdog@2210000 { assigned-clock-parents =3D <&k3_clks 253 5>; }; =20 + /* + * The following RTI instances are coupled with MCU R5Fs so + * keeping them reserved as these will be used by their respective + * firmware + */ + watchdog28: watchdog@23c0000 { + compatible =3D "ti,j7-rti-wdt"; + reg =3D <0x00 0x23c0000 0x00 0x100>; + clocks =3D <&k3_clks 258 1>; + power-domains =3D <&k3_pds 258 TI_SCI_PD_EXCLUSIVE>; + assigned-clocks =3D <&k3_clks 258 1>; + assigned-clock-parents =3D <&k3_clks 258 5>; + /* reserved for MAIN_R5F0_0 */ + status =3D "reserved"; + }; + + watchdog29: watchdog@23d0000 { + compatible =3D "ti,j7-rti-wdt"; + reg =3D <0x00 0x23d0000 0x00 0x100>; + clocks =3D <&k3_clks 259 1>; + power-domains =3D <&k3_pds 259 TI_SCI_PD_EXCLUSIVE>; + assigned-clocks =3D <&k3_clks 259 1>; + assigned-clock-parents =3D <&k3_clks 259 5>; + /* reserved for MAIN_R5F0_1 */ + status =3D "reserved"; + }; + main_timer0: timer@2400000 { compatible =3D "ti,am654-timer"; reg =3D <0x00 0x2400000 0x00 0x400>; --=20 2.34.1 From nobody Sun Feb 8 20:13:29 2026 Received: from lelv0142.ext.ti.com (lelv0142.ext.ti.com [198.47.23.249]) (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 EF57C3F8D1; Fri, 12 Apr 2024 05:37:16 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=198.47.23.249 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1712900238; cv=none; b=uqffRwfPpB8Ov0tndyVEGthNheXZa6Nb8Ub8zzOkJMBSbQLhtOcHflrBWe50jCconGHRFldNL5e5nrdsLVMCqsmZeIfAFXZ9YO0fgz1pyD5d6idigMQrl9inMDzTMFdOz575Vbbxk6fKPfKIegyr7twgZ7+tAgL/EF/E0Y2LL6k= ARC-Message-Signature: i=1; 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Fri, 12 Apr 2024 00:37:11 -0500 Received: from a0497641-HP-Z2-Tower-G9-Workstation-Desktop-PC.dhcp.ti.com (a0497641-hp-z2-tower-g9-workstation-desktop-pc.dhcp.ti.com [172.24.227.36]) by lelvsmtp6.itg.ti.com (8.15.2/8.15.2) with ESMTP id 43C5aofc085656; Fri, 12 Apr 2024 00:37:08 -0500 From: Neha Malcom Francis To: , , , , CC: , , , , , Subject: [PATCH v3 5/5] arm64: dts: ti: k3-j7200-mcu: Add the MCU domain watchdog instances Date: Fri, 12 Apr 2024 11:06:50 +0530 Message-ID: <20240412053650.703667-6-n-francis@ti.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20240412053650.703667-1-n-francis@ti.com> References: <20240412053650.703667-1-n-francis@ti.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-EXCLAIMER-MD-CONFIG: e1e8a2fd-e40a-4ac6-ac9b-f7e9cc9ee180 Content-Type: text/plain; charset="utf-8" There are 2 watchdog instances in the MCU domain. These instances are coupled with the MCU domain R55 instances. Reserve them as they are not used by A72. Signed-off-by: Neha Malcom Francis Reviewed-by: Udit Kumar --- Changes since v2: - corrected register size from 0xbd to 0x100 as per TRM .../boot/dts/ti/k3-j7200-mcu-wakeup.dtsi | 26 +++++++++++++++++++ 1 file changed, 26 insertions(+) diff --git a/arch/arm64/boot/dts/ti/k3-j7200-mcu-wakeup.dtsi b/arch/arm64/b= oot/dts/ti/k3-j7200-mcu-wakeup.dtsi index 7cf21c99956e..f6ca4ffb5ee1 100644 --- a/arch/arm64/boot/dts/ti/k3-j7200-mcu-wakeup.dtsi +++ b/arch/arm64/boot/dts/ti/k3-j7200-mcu-wakeup.dtsi @@ -686,4 +686,30 @@ mcu_mcan1: can@40568000 { bosch,mram-cfg =3D <0x0 128 64 64 64 64 32 32>; status =3D "disabled"; }; + + /* + * The 2 RTI instances are couple with MCU R5Fs so keeping them + * reserved as these will be used by their respective firmware + */ + mcu_watchdog0: watchdog@40600000 { + compatible =3D "ti,j7-rti-wdt"; + reg =3D <0x00 0x40600000 0x00 0x100>; + clocks =3D <&k3_clks 262 1>; + power-domains =3D <&k3_pds 262 TI_SCI_PD_EXCLUSIVE>; + assigned-clocks =3D <&k3_clks 262 1>; + assigned-clock-parents =3D <&k3_clks 262 5>; + /* reserved for MCU_R5F0_0 */ + status =3D "reserved"; + }; + + mcu_watchdog1: watchdog@40610000 { + compatible =3D "ti,j7-rti-wdt"; + reg =3D <0x00 0x40610000 0x00 0x100>; + clocks =3D <&k3_clks 263 1>; + power-domains =3D <&k3_pds 263 TI_SCI_PD_EXCLUSIVE>; + assigned-clocks =3D <&k3_clks 263 1>; + assigned-clock-parents =3D <&k3_clks 263 5>; + /* reserved for MCU_R5F0_1 */ + status =3D "reserved"; + }; }; --=20 2.34.1