From patchwork Tue Mar 26 12:27:23 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: 13604054 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 A80C0C6FD1F for ; Tue, 26 Mar 2024 12:28:08 +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=acSRQGp0OK8kVr97ZxXafa1FXEUxLnWv7lkRWiCTzKc=; b=mwrwjPsSx0IGmZ yHlCpfMiESKckYQxKHu5x7O4ynN43E1A/xwhkAqlGeBKd1OcUJew7oagQeU3BYPThGRIOVwe0Gqmz epNotFTiuo2yp7t5fGdUFpAGRHcr5h+VemrfdcmUCbtpN62oet6bmrBRse1OPizwO4vhqPa9+tKCw bnHFYqyCGHVI/RyIJml73PwP+fGOjlRpzuE68EaiLna0yqqtoUgpkvCkb0vQybQMvNnThzOn0oOa5 EU0oOAeQhMMPHD1+hoItuUAYxBdlbDE9ECUg6lRzNl7PjRXgEUTkL9dZQVMaPRPYKUY2S41alXsub DBnJiJUqZ75w3rc3rxYw==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.97.1 #2 (Red Hat Linux)) id 1rp5uG-00000004Sze-40v6; Tue, 26 Mar 2024 12:27:57 +0000 Received: from lelv0142.ext.ti.com ([198.47.23.249]) by bombadil.infradead.org with esmtps (Exim 4.97.1 #2 (Red Hat Linux)) id 1rp5u5-00000004Sui-07aV for linux-arm-kernel@lists.infradead.org; Tue, 26 Mar 2024 12:27:47 +0000 Received: from fllv0034.itg.ti.com ([10.64.40.246]) by lelv0142.ext.ti.com (8.15.2/8.15.2) with ESMTP id 42QCRfVS046400; Tue, 26 Mar 2024 07:27:41 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ti.com; s=ti-com-17Q1; t=1711456061; bh=UR0R4Mu1rXt3Fm5JdEySPVTyQK9wbqYUueqfy94fY4Y=; h=From:To:CC:Subject:Date:In-Reply-To:References; b=Xc5O0FCRZWwhfYyCOkSBYo/gmFFBMJv0/F8jnADCRImrGQLmbjRFVDZgRbpxVlXcF xyV/NZIR11uTiJcURqvMgkfUnLTUTR8RvRs4h5cOn/6l2XYKhgHdLC0nRuCO9ck+QZ WUxKBfIvhqAxD5zukKfvB5XFlEvb9RzAZJxT6vtc= Received: from DFLE109.ent.ti.com (dfle109.ent.ti.com [10.64.6.30]) by fllv0034.itg.ti.com (8.15.2/8.15.2) with ESMTPS id 42QCRfKe035283 (version=TLSv1.2 cipher=AES256-GCM-SHA384 bits=256 verify=FAIL); Tue, 26 Mar 2024 07:27:41 -0500 Received: from DFLE101.ent.ti.com (10.64.6.22) 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; Tue, 26 Mar 2024 07:27:41 -0500 Received: from lelvsmtp6.itg.ti.com (10.180.75.249) 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; Tue, 26 Mar 2024 07:27:40 -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 42QCRN2f129435; Tue, 26 Mar 2024 07:27:38 -0500 From: Neha Malcom Francis To: , , , , CC: , , , , , Subject: [PATCH 4/4] arm64: dts: ti: k3-j7200-main: Add the MAIN domain watchdog instances Date: Tue, 26 Mar 2024 17:57:23 +0530 Message-ID: <20240326122723.2329402-5-n-francis@ti.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20240326122723.2329402-1-n-francis@ti.com> References: <20240326122723.2329402-1-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-20240326_052745_192323_19ACE842 X-CRM114-Status: UNSURE ( 9.85 ) 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 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 --- 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..c448c2218e23 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 + */ + watchdog2: 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"; + }; + + watchdog3: 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>;