From patchwork Wed Oct 30 04:45:53 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Dhruva Gole X-Patchwork-Id: 13855911 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 24992D74961 for ; Wed, 30 Oct 2024 04:48:16 +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:Content-Type: Content-Transfer-Encoding:MIME-Version: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:In-Reply-To:References:List-Owner; bh=jzLNZuN60N9bR5+YQqu9raEKZmtLRlqAM+KawBR1f0g=; b=YxHyCFjOyl6TAgplNPGy4Gu7Gv VtK6gKMLzTLtIO3tE70u9KrgmTICsmRnBDOyLXnl6DtyTgn1LMhvevHTtmKr4ZOJp9b38Wa9sjxLf 91DbgG6Ez+zcV9VZxm2tA4VcvS1kE5RVNNZjQrNvhNLQGzP9g9xuJJgxE267Ys6vb9i42Be2DIz3Y lN1nWEmdn+z9IOXsEoJe2CepbliI8AFwPKNWSb3WUYouvA3HAlg/SqeDh3dIOHt1f9zN+c9QWNqqb kAbk3QQdjdDZaY0YnReLgB57mNSRlZ9eqekeqWw0lc6KT/VR7+B3JxH4VoyZ4jUn6DzNv3CRihCt7 8vPkb4pA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98 #2 (Red Hat Linux)) id 1t60cl-0000000Ghvx-0qVA; Wed, 30 Oct 2024 04:48:03 +0000 Received: from lelv0143.ext.ti.com ([198.47.23.248]) by bombadil.infradead.org with esmtps (Exim 4.98 #2 (Red Hat Linux)) id 1t60b5-0000000GhSA-1eW0 for linux-arm-kernel@lists.infradead.org; Wed, 30 Oct 2024 04:46:21 +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 49U4kEUp089459; Tue, 29 Oct 2024 23:46:14 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ti.com; s=ti-com-17Q1; t=1730263574; bh=jzLNZuN60N9bR5+YQqu9raEKZmtLRlqAM+KawBR1f0g=; h=From:To:CC:Subject:Date; b=n+hIZAP+oZABrfGZj8BsJHTYQdG4S0tReAJsZgI7RrslhlR8BWxVRUtNiQj8YGPk/ Ig4BH/OFoVu9dDjX2yL0CFDWBLyZKWkjryODb8Ldu5n4FeylMUabLTQdsnMmXC3hz1 Squ/7Xx0HkYLsqWQTmb7x7qYeT2mw0+fMaWYzLiw= Received: from DLEE112.ent.ti.com (dlee112.ent.ti.com [157.170.170.23]) by lelv0265.itg.ti.com (8.15.2/8.15.2) with ESMTPS id 49U4kEcT011362 (version=TLSv1.2 cipher=AES256-GCM-SHA384 bits=256 verify=FAIL); Tue, 29 Oct 2024 23:46:14 -0500 Received: from DLEE105.ent.ti.com (157.170.170.35) by DLEE112.ent.ti.com (157.170.170.23) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.2507.23; Tue, 29 Oct 2024 23:46:14 -0500 Received: from lelvsmtp6.itg.ti.com (10.180.75.249) by DLEE105.ent.ti.com (157.170.170.35) 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, 29 Oct 2024 23:46:14 -0500 Received: from lcpd911.dhcp.ti.com (lcpd911.dhcp.ti.com [172.24.227.226]) by lelvsmtp6.itg.ti.com (8.15.2/8.15.2) with ESMTP id 49U4kAHe056490; Tue, 29 Oct 2024 23:46:11 -0500 From: Dhruva Gole To: Nishanth Menon , Vignesh Raghavendra CC: , , , , Dhruva Gole , Rob Herring , Krzysztof Kozlowski , Bryan Brattlof , Wadim Egorov Subject: [PATCH v2] arm64: dts: ti: k3-am62: use opp_efuse_table for opp-table syscon Date: Wed, 30 Oct 2024 10:15:53 +0530 Message-ID: <20241030044553.3225383-1-d-gole@ti.com> X-Mailer: git-send-email 2.34.1 MIME-Version: 1.0 X-C2ProcessedOrg: 333ef613-75bf-4e12-a4b1-8e3623f5dcea X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20241029_214619_614603_82B9564F X-CRM114-Status: GOOD ( 14.93 ) 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 Add another entry in the wkup_conf for the syscon node, and then use that for the syscon in opp-table. Marking entire wkup_conf as "syscon", "simple-mfd" is wrong and needs to be addressed similar to how other child-nodes in wkup_conf are implemented in the same file. Signed-off-by: Dhruva Gole --- Since the driver fixes for ti-cpufreq.c have made it in -next [1], The DT fixes for SK-AM62x can be supported with support for legacy style DT as well. This has been tested on SK-AM62x [2] [1] https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git/commit/drivers/cpufreq/ti-cpufreq.c?id=1724ae88efcbcd0daeb203ffeb4a2c0e59f2ddf7 [2] https://gist.github.com/DhruvaG2000/40b80cc04a9ac90c86445d6e67ece4cb Changelog: Changes in v2: - Deleted PATCH to Make the AM625 efuse_offset 0, because with [1] we no longer break backward compatibility and hence need to preserve the old offset. - Link to v1: https://lore.kernel.org/linux-arm-kernel/20240902093222.2828345-3-d-gole@ti.com/ --- arch/arm64/boot/dts/ti/k3-am62-wakeup.dtsi | 7 ++++++- arch/arm64/boot/dts/ti/k3-am625.dtsi | 2 +- 2 files changed, 7 insertions(+), 2 deletions(-) base-commit: dec9255a128e19c5fcc3bdb18175d78094cc624d diff --git a/arch/arm64/boot/dts/ti/k3-am62-wakeup.dtsi b/arch/arm64/boot/dts/ti/k3-am62-wakeup.dtsi index e0afafd532a5..b2b65e31c7cf 100644 --- a/arch/arm64/boot/dts/ti/k3-am62-wakeup.dtsi +++ b/arch/arm64/boot/dts/ti/k3-am62-wakeup.dtsi @@ -10,7 +10,7 @@ &cbass_wakeup { wkup_conf: syscon@43000000 { bootph-all; - compatible = "syscon", "simple-mfd"; + compatible = "simple-bus"; reg = <0x00 0x43000000 0x00 0x20000>; #address-cells = <1>; #size-cells = <1>; @@ -22,6 +22,11 @@ chipid: chipid@14 { reg = <0x14 0x4>; }; + opp_efuse_table: syscon@18 { + compatible = "ti,am62-opp-efuse-table", "syscon"; + reg = <0x18 0x4>; + }; + cpsw_mac_syscon: ethernet-mac-syscon@200 { compatible = "ti,am62p-cpsw-mac-efuse", "syscon"; reg = <0x200 0x8>; diff --git a/arch/arm64/boot/dts/ti/k3-am625.dtsi b/arch/arm64/boot/dts/ti/k3-am625.dtsi index c3d1db47dc9f..c249883a8a8d 100644 --- a/arch/arm64/boot/dts/ti/k3-am625.dtsi +++ b/arch/arm64/boot/dts/ti/k3-am625.dtsi @@ -108,7 +108,7 @@ cpu3: cpu@3 { a53_opp_table: opp-table { compatible = "operating-points-v2-ti-cpu"; opp-shared; - syscon = <&wkup_conf>; + syscon = <&opp_efuse_table>; opp-200000000 { opp-hz = /bits/ 64 <200000000>;