From patchwork Fri Apr 12 05:36:49 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: 13626882 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 CBDC8C04FF9 for ; Fri, 12 Apr 2024 05:37:38 +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=Z+st0etz2v+3J7SVIOoRziXtJxLG4GxmqFdoZRFKeDI=; b=xgl41RkqhpQZjO Z3GJXMpABMmV/et0cIplCwSQEInH8WOXAJ8K5oBA3zN5xfZVHebeMpTvBKa/NxmTEesNh5vztWiJO NL1Bc/dDJ32tnvesHHpe7IadWf9OcwduXpmK62JjStMG2Pu2RrkCZs7UxVnQdgCs1av54RklyoXQO 3yapNcZlQhqo7ZXjLjewK5kksJLokmKvsYKnPjGZ28WvTieTLi7lM4QWnamjt/13P6drHariQYcuw EYj14uKgZBoiUlUjVHE+ZXappNk2Ce/ognGrh8EbZex1kXhGL05yv/k4RhXeP/ELZvzwKD6zJRhCD U/wrx6AFuMlUPVbgTaHA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.97.1 #2 (Red Hat Linux)) id 1rv9bH-0000000FQbL-2Wcs; Fri, 12 Apr 2024 05:37:23 +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 1rv9b8-0000000FQWM-286M for linux-arm-kernel@lists.infradead.org; Fri, 12 Apr 2024 05:37:15 +0000 Received: from fllv0034.itg.ti.com ([10.64.40.246]) by lelv0143.ext.ti.com (8.15.2/8.15.2) with ESMTP id 43C5b81w028368; Fri, 12 Apr 2024 00:37:08 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ti.com; s=ti-com-17Q1; t=1712900228; bh=3cKgzy6Yi0eMhgIO9iE3bTgnSMO5yEWtriuK2INYypY=; h=From:To:CC:Subject:Date:In-Reply-To:References; b=TPqWfa6mudsmBV0xJi4ckeYBYE7Y70fUVgsB3JjD5QA8+iBFeavBYzUMAwjwUioSQ +b1waSPz2Rl2b7N3PxqCmoXcrIb/EZuDuOgcx1do5hfpvsS07VYVePCk7TJBa7P5qQ F03iI/rM5+jdxr9TLpXmTq7zNAdVbTKcciLmA0xM= Received: from DFLE111.ent.ti.com (dfle111.ent.ti.com [10.64.6.32]) by fllv0034.itg.ti.com (8.15.2/8.15.2) with ESMTPS id 43C5b8JB054925 (version=TLSv1.2 cipher=AES256-GCM-SHA384 bits=256 verify=FAIL); Fri, 12 Apr 2024 00:37:08 -0500 Received: from DFLE110.ent.ti.com (10.64.6.31) by DFLE111.ent.ti.com (10.64.6.32) 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 00:37:08 -0500 Received: from lelvsmtp6.itg.ti.com (10.180.75.249) by DFLE110.ent.ti.com (10.64.6.31) 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 00:37:08 -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> 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_223714_661215_D5871E8D X-CRM114-Status: GOOD ( 10.30 ) 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 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/dts/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 = <&k3_clks 253 5>; }; + /* + * 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 = "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"; + }; + main_timer0: timer@2400000 { compatible = "ti,am654-timer"; reg = <0x00 0x2400000 0x00 0x400>;