From patchwork Fri Apr 12 04:25:35 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Neha Malcom Francis X-Patchwork-Id: 13626830 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 23610C04FF9 for ; Fri, 12 Apr 2024 04:26:15 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-ID:Date:Subject:CC:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=yoKNSmeVQgqEUqNY6DQjqV6lr9Nq8Kw9oHS/gEiwsjE=; b=PKjSU8YxAL5Bsm 4MW1nllzFjX1/rDUPCtbGVZcSMgu9YMjfKz6pVWlGw1f4adynSsvK5uHXzW/+J1qM4IlwQRJ7Ciam kYoIKfsElMdM6AQW6bf3etyrnlAYl60R4Cvaecy/tQKyzoz+o7lnsQtQYDX6C5w4W51jhHFmqUznI kpl+HxtgZ+gVOd0Q4vh1dZApuMiZ1EiwNKBF7ww2XywN3nY4gVympwDgHV5Vm5WvUxf1rvNepq84p AU5y92xCC1lfp7PAVyfA0etiVxUCg+FAMqNggF2MOHsljVgLDsWpMBwEsUz8ic0wunUF6QkB5/zb2 39Vw8Id7DvM2c+b1rmog==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.97.1 #2 (Red Hat Linux)) id 1rv8UG-0000000FFlS-1CCC; Fri, 12 Apr 2024 04:26:04 +0000 Received: from lelv0143.ext.ti.com ([198.47.23.248]) by bombadil.infradead.org with esmtps (Exim 4.97.1 #2 (Red Hat Linux)) id 1rv8U8-0000000FFhL-2I3l for linux-arm-kernel@lists.infradead.org; Fri, 12 Apr 2024 04:25:58 +0000 Received: from lelv0265.itg.ti.com ([10.180.67.224]) by lelv0143.ext.ti.com (8.15.2/8.15.2) with ESMTP id 43C4PqiQ013796; Thu, 11 Apr 2024 23:25:52 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ti.com; s=ti-com-17Q1; t=1712895952; bh=6TtJEfMQaUTxf2lV/vp7IqYVqdk2Tg9DRZngKoo2sIY=; h=From:To:CC:Subject:Date:In-Reply-To:References; b=YJSzZVEtpuzNzX4qO8qW51M6bRgJmZeaRL3I/OrRdrMVUcw4oQ8rMjzdlPfx+suPT wyIBZ3gESlLyJlD8c0OX6BJVHkdhrqcoM7ZB/Z0vo0Yte8/qhlKKc4LVZ+sXTJyob2 eWFiPkKYnMh3LucUmecBfPtx8qN97ft3ypa1zrpU= Received: from DFLE100.ent.ti.com (dfle100.ent.ti.com [10.64.6.21]) by lelv0265.itg.ti.com (8.15.2/8.15.2) with ESMTPS id 43C4PqNj026210 (version=TLSv1.2 cipher=AES256-GCM-SHA384 bits=256 verify=FAIL); Thu, 11 Apr 2024 23:25:52 -0500 Received: from DFLE101.ent.ti.com (10.64.6.22) by DFLE100.ent.ti.com (10.64.6.21) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.2507.23; Thu, 11 Apr 2024 23:25:52 -0500 Received: from lelvsmtp5.itg.ti.com (10.180.75.250) 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 via Frontend Transport; Thu, 11 Apr 2024 23:25:51 -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 lelvsmtp5.itg.ti.com (8.15.2/8.15.2) with ESMTP id 43C4PbNd078207; Thu, 11 Apr 2024 23:25:49 -0500 From: Neha Malcom Francis To: , , , , CC: , , , , , Subject: [PATCH v2 3/5] arm64: dts: ti: k3-j721e-main: Add the MAIN domain watchdog instances Date: Fri, 12 Apr 2024 09:55:35 +0530 Message-ID: <20240412042537.666137-4-n-francis@ti.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20240412042537.666137-1-n-francis@ti.com> References: <20240412042537.666137-1-n-francis@ti.com> MIME-Version: 1.0 X-EXCLAIMER-MD-CONFIG: e1e8a2fd-e40a-4ac6-ac9b-f7e9cc9ee180 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20240411_212556_709096_DA646374 X-CRM114-Status: UNSURE ( 9.52 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org 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 --- Changes since v1: - watchdog label numbering changed as per TRM 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/dts/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 = <&k3_clks 253 5>; }; + /* + * 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 = "ti,j7-rti-wdt"; + reg = <0x00 0x22f0000 0x00 0x100>; + clocks = <&k3_clks 257 1>; + power-domains = <&k3_pds 257 TI_SCI_PD_EXCLUSIVE>; + assigned-clocks = <&k3_clks 257 1>; + assigned-clock-parents = <&k3_clks 257 5>; + /* reserved for GPU */ + status = "reserved"; + }; + + watchdog16: watchdog@2300000 { + compatible = "ti,j7-rti-wdt"; + reg = <0x00 0x2300000 0x00 0x100>; + clocks = <&k3_clks 256 1>; + power-domains = <&k3_pds 256 TI_SCI_PD_EXCLUSIVE>; + assigned-clocks = <&k3_clks 256 1>; + assigned-clock-parents = <&k3_clks 256 5>; + /* reserved for C7X */ + status = "reserved"; + }; + + watchdog24: watchdog@2380000 { + compatible = "ti,j7-rti-wdt"; + reg = <0x00 0x2380000 0x00 0x100>; + clocks = <&k3_clks 254 1>; + power-domains = <&k3_pds 254 TI_SCI_PD_EXCLUSIVE>; + assigned-clocks = <&k3_clks 254 1>; + assigned-clock-parents = <&k3_clks 254 5>; + /* reserved for C66X_0 */ + status = "reserved"; + }; + + watchdog25: watchdog@2390000 { + compatible = "ti,j7-rti-wdt"; + reg = <0x00 0x2390000 0x00 0x100>; + clocks = <&k3_clks 255 1>; + power-domains = <&k3_pds 255 TI_SCI_PD_EXCLUSIVE>; + assigned-clocks = <&k3_clks 255 1>; + assigned-clock-parents = <&k3_clks 255 5>; + /* reserved for C66X_1 */ + status = "reserved"; + }; + + watchdog28: watchdog@23c0000 { + compatible = "ti,j7-rti-wdt"; + reg = <0x00 0x23c0000 0x00 0x100>; + clocks = <&k3_clks 258 1>; + power-domains = <&k3_pds 258 TI_SCI_PD_EXCLUSIVE>; + assigned-clocks = <&k3_clks 258 1>; + assigned-clock-parents = <&k3_clks 258 5>; + /* reserved for MAIN_R5F0_0 */ + status = "reserved"; + }; + + watchdog29: watchdog@23d0000 { + compatible = "ti,j7-rti-wdt"; + reg = <0x00 0x23d0000 0x00 0x100>; + clocks = <&k3_clks 259 1>; + power-domains = <&k3_pds 259 TI_SCI_PD_EXCLUSIVE>; + assigned-clocks = <&k3_clks 259 1>; + assigned-clock-parents = <&k3_clks 259 5>; + /* reserved for MAIN_R5F0_1 */ + status = "reserved"; + }; + + watchdog30: watchdog@23e0000 { + compatible = "ti,j7-rti-wdt"; + reg = <0x00 0x23e0000 0x00 0x100>; + clocks = <&k3_clks 260 1>; + power-domains = <&k3_pds 260 TI_SCI_PD_EXCLUSIVE>; + assigned-clocks = <&k3_clks 260 1>; + assigned-clock-parents = <&k3_clks 260 5>; + /* reserved for MAIN_R5F1_0 */ + status = "reserved"; + }; + + watchdog31: watchdog@23f0000 { + compatible = "ti,j7-rti-wdt"; + reg = <0x00 0x23f0000 0x00 0x100>; + clocks = <&k3_clks 261 1>; + power-domains = <&k3_pds 261 TI_SCI_PD_EXCLUSIVE>; + assigned-clocks = <&k3_clks 261 1>; + assigned-clock-parents = <&k3_clks 261 5>; + /* reserved for MAIN_R5F1_1 */ + status = "reserved"; + }; + main_r5fss0: r5fss@5c00000 { compatible = "ti,j721e-r5fss"; ti,cluster-mode = <1>;