From patchwork Thu Sep 26 08:34:53 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Dhruva Gole X-Patchwork-Id: 13813053 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 47759CCF9E9 for ; Thu, 26 Sep 2024 08:42:13 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:CC:To:In-Reply-To:References :Message-ID:Content-Transfer-Encoding:Content-Type:MIME-Version:Subject:Date: From:Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=NK+aFPtpOPuMKEx44hKVNRmBW7EcmS4qirihAf/Pj8U=; b=iMS5EMzfpNdH0m+fO2kP3hMg1x 9JoI7LE8aN58zPp724CJErUWh5jZSA6Bq2b25Z2VM3GcR1Jq/6hGwxYjoz3jmJlJMTaHZZADELbRw nLtsHJ5ljllirEZDalbnWuCs60xqrFDyzs8dyWERCVvkKig7TCxUenpFKR+snxKIn/qzZh5kVaRf+ Ir4ambJdJZqYowUWvQ1JknYqpK/tSXrBw/woRsI9Jyu9f0whITtFIv8yE3Os3mIDHe8FZ01z3tkw9 D0v7EmoO9+vW3j+VJpcYSQ4eTfX/OFNKibl/Vfku4rcWsPq+2N3BEA2jFNypGg6U3WFhGqt+snMpE tEAy0QvA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98 #2 (Red Hat Linux)) id 1stk4a-00000007jLt-2Few; Thu, 26 Sep 2024 08:42:04 +0000 Received: from lelv0142.ext.ti.com ([198.47.23.249]) by bombadil.infradead.org with esmtps (Exim 4.98 #2 (Red Hat Linux)) id 1stjyS-00000007hRI-2XlP for linux-arm-kernel@lists.infradead.org; Thu, 26 Sep 2024 08:35:46 +0000 Received: from lelv0266.itg.ti.com ([10.180.67.225]) by lelv0142.ext.ti.com (8.15.2/8.15.2) with ESMTP id 48Q8ZfQF042517; Thu, 26 Sep 2024 03:35:41 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ti.com; s=ti-com-17Q1; t=1727339741; bh=NK+aFPtpOPuMKEx44hKVNRmBW7EcmS4qirihAf/Pj8U=; h=From:Date:Subject:References:In-Reply-To:To:CC; b=E6w3/S5h1A/Hy/8CegjP132JVeH92i5LIYL2TDWFyOhxpy9PNOaterAaea6ifj4wO DWTYnkEqKKz4F2xhpJVF9zd6DnZmn0BZXek/iaUflcs5Wr0O0NtpT+KqWd6ZyKt2+8 PiYEdo+X0oGe0Xs75HI7YY8JfM9kK7vF9YAFKRvQ= Received: from DLEE103.ent.ti.com (dlee103.ent.ti.com [157.170.170.33]) by lelv0266.itg.ti.com (8.15.2/8.15.2) with ESMTP id 48Q8Zf3e052640; Thu, 26 Sep 2024 03:35:41 -0500 Received: from DLEE104.ent.ti.com (157.170.170.34) by DLEE103.ent.ti.com (157.170.170.33) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.2507.23; Thu, 26 Sep 2024 03:35:40 -0500 Received: from lelvsmtp6.itg.ti.com (10.180.75.249) by DLEE104.ent.ti.com (157.170.170.34) 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, 26 Sep 2024 03:35:40 -0500 Received: from [127.0.1.1] (lcpd911.dhcp.ti.com [172.24.227.226]) by lelvsmtp6.itg.ti.com (8.15.2/8.15.2) with ESMTP id 48Q8ZPK6064456; Thu, 26 Sep 2024 03:35:36 -0500 From: Dhruva Gole Date: Thu, 26 Sep 2024 14:04:53 +0530 Subject: [PATCH v7 2/6] arm64: dts: ti: k3-am62a7-sk: add 1.4ghz opp entry MIME-Version: 1.0 Message-ID: <20240926-ti-cpufreq-fixes-v5-v7-2-3c94c398fe8f@ti.com> References: <20240926-ti-cpufreq-fixes-v5-v7-0-3c94c398fe8f@ti.com> In-Reply-To: <20240926-ti-cpufreq-fixes-v5-v7-0-3c94c398fe8f@ti.com> To: Nishanth Menon , Vignesh Raghavendra , Tero Kristo , Rob Herring , Krzysztof Kozlowski , Conor Dooley , "Rafael J. Wysocki" , Viresh Kumar CC: , , , , Andrew Davis , Bryan Brattlof , Vishal Mahaveer , Kevin Hilman , Markus Schneider-Pargmann , Dhruva Gole X-Mailer: b4 0.14.2 X-Developer-Signature: v=1; a=ed25519-sha256; t=1727339725; l=1133; i=d-gole@ti.com; s=20240919; h=from:subject:message-id; bh=QKNdDE/Q+mzdtPNctGFPfcbWIa4u1MDTUg8/co9DUGU=; b=oyFcxIMZSfUzRyrrqhjUJIo8VXLF2+KLYgfwxvoSQlVc0PaS3l3mIOLmO7eXoI51D5grqkp1A h2GChjsRSHPBcq2HATlMVnOWZ1+7GMqrB2hy2RnXroviX4X3pAnkGV4 X-Developer-Key: i=d-gole@ti.com; a=ed25519; pk=k8NnY4RbxVqeqGsYfTHeVn4hPOHkjg7Mii0Ixs4rghM= X-C2ProcessedOrg: 333ef613-75bf-4e12-a4b1-8e3623f5dcea X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20240926_013544_754399_06B15185 X-CRM114-Status: UNSURE ( 9.81 ) 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 From: Bryan Brattlof The AM62Ax reference board is capable of supplying 0v85 to the VDD_CORE which allows the Cortex-A53s to operate at 1.4GHz according to chapter 7.5 of the SoC's data sheet[0]. Append the 1.4Ghz entry to the OPP table to enable this OPP [0] https://www.ti.com/lit/ds/symlink/am62a3.pdf Signed-off-by: Bryan Brattlof --- arch/arm64/boot/dts/ti/k3-am62a7-sk.dts | 9 +++++++++ 1 file changed, 9 insertions(+) diff --git a/arch/arm64/boot/dts/ti/k3-am62a7-sk.dts b/arch/arm64/boot/dts/ti/k3-am62a7-sk.dts index 67faf46d7a35a5954a5a832b8ab766320b48ea59..a6f0d87a50d8a7ebdb61e609e8071d6681dbec9a 100644 --- a/arch/arm64/boot/dts/ti/k3-am62a7-sk.dts +++ b/arch/arm64/boot/dts/ti/k3-am62a7-sk.dts @@ -68,6 +68,15 @@ wkup_r5fss0_core0_memory_region: r5f-dma-memory@9c900000 { }; }; + opp-table { + /* Requires VDD_CORE at 0v85 */ + opp-1400000000 { + opp-hz = /bits/ 64 <1400000000>; + opp-supported-hw = <0x01 0x0004>; + clock-latency-ns = <6000000>; + }; + }; + vmain_pd: regulator-0 { /* TPS25750 PD CONTROLLER OUTPUT */ compatible = "regulator-fixed";