From patchwork Sat Apr 9 21:12:13 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Drew Fustini X-Patchwork-Id: 12808042 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 (unknown [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 6BA88C433EF for ; Sat, 9 Apr 2022 21:15:11 +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: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=zFnVt/OYlEHgNPsSNBKqwakBzu+hl6SP8Q5FctcNuBw=; b=1F9moVtlEdpVyG jhtwxGRE4JUhUCVLiO2gP58zr36Aqvgijwsp9qgXbtaB+cJsZF7YY0q0D7u5vViGSQwJbyPQ7q28b YJMwiMna/dDip5S5TfhcAcYYUZxOkHqqPvm3SOr1C57A/609DpwZUsZMGFU4HvjQLjPayZ4THDP3t 37j7p1oTlK+Z9rnYvuQCc53Ny9Ta9eboWODhomwhrnw1P5SsoB3nO5+w344RxpQcdJ9dMH1yNTTgh 0XcwIHADp2Chtho1t+4xjF0cctstZjIVggX1XE7SFmmY1CkT8YHxmby/4cSIJOO/ghQi1PJAY3AzA h9o83bOwIjHstLsF9n6Q==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1ndIN4-003nJr-DY; Sat, 09 Apr 2022 21:11:50 +0000 Received: from mail-pj1-x102e.google.com ([2607:f8b0:4864:20::102e]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1ndIMr-003nIE-Sq for linux-arm-kernel@lists.infradead.org; Sat, 09 Apr 2022 21:11:40 +0000 Received: by mail-pj1-x102e.google.com with SMTP id e8-20020a17090a118800b001cb13402ea2so8461366pja.0 for ; Sat, 09 Apr 2022 14:11:36 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=baylibre-com.20210112.gappssmtp.com; s=20210112; h=from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=Fl0UDxxZomizuOKOJeEDmXzFGf+c6sq/bowGavq/zN0=; b=c61wVcPSk0Vdkta0MBX5FTGeRCW/JhaUOc+REcHu8V9VrHKUXtOBOyq31lhazRpizN Ext1svLL49b1clvhthBuUpiDyAbPO/Y3FZGanScAu0fC62WmG19h1kSZ2adVRZ6FdGXk qi4J0KQXruM9I6Xp2KfmKsn+ztk8NeeeExIaumtyy9LSMIyse3UiZZUqeF44yC9yg/rB IRqTSHy/bwBJwDJXjGR4NvuyFHt8p/cbVCs+4XY85Gg+hVC3s23H8IzmqHa+pQ0nbi32 gw4zhLWPCkTcofIcJ6nt9/ScxqLLFHQrMcBqrUhmONEdG4mbKkTld71Ffqso07MZSkKQ nYYA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=Fl0UDxxZomizuOKOJeEDmXzFGf+c6sq/bowGavq/zN0=; b=HCGnEo+gfLF9Yh0PtyS3HZPNrq2f25ZIEk1m/vP+jcxOdfpoAxLJYhokC8bhghb7Nk 4rNOCtgYMD8EHr8TTGpfrfS52R6eoB6xzqAEGupJvyFfugO/HtrYBh3yWvDdjNlcQdox amdFA0PRkJxO7nAmftnzTO49uO3bby2LdztWdtI7MbkfnCpsESpEO3rFpgVFl43LjzjX Gh2H+Xg0mCWiLLMFdm4iWI01LadVW0QqnbT6QJJNhqj7y4pMJyNo+3pzAWRuMy625WWQ 7LSpXwP7hALnFLGFDoiZEwvyBk+Bm2ZSuLkfru1rcA9RJKGSKBiJbHEo+u5kYUJcR7Vz B45g== X-Gm-Message-State: AOAM530Q2P+QAUl1+CuQs2GY2l2dzSLhKtdPPA5Lr1ctx6IozPqGGF05 A3tk9z61iVQA9W5W6l1tB7eQPQ== X-Google-Smtp-Source: ABdhPJzTT7G5DI7y8+F3UyGjR1dMbBVd7qJoS3EyQBezLxuWoeaTBMPaiEZqYzLX2NjfEujO8FwtPg== X-Received: by 2002:a17:90b:1b03:b0:1c7:778b:d4ce with SMTP id nu3-20020a17090b1b0300b001c7778bd4cemr28799573pjb.128.1649538695910; Sat, 09 Apr 2022 14:11:35 -0700 (PDT) Received: from x1.hsd1.or.comcast.net ([2601:1c2:1001:7090:925c:1a60:e433:31b7]) by smtp.gmail.com with ESMTPSA id w127-20020a627b85000000b00505a9142ce5sm1393295pfc.22.2022.04.09.14.11.34 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sat, 09 Apr 2022 14:11:35 -0700 (PDT) From: Drew Fustini To: Rob Herring , Krzysztof Kozlowski , Dave Gerlach , Tony Lindgren , Nishanth Menon , Santosh Shilimkar Cc: devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, Drew Fustini Subject: [PATCH v2 0/2] soc: ti: wkup_m3_ipc: support vtt toggle Date: Sat, 9 Apr 2022 14:12:13 -0700 Message-Id: <20220409211215.2529387-1-dfustini@baylibre.com> X-Mailer: git-send-email 2.32.0 MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20220409_141137_971457_A87FC625 X-CRM114-Status: GOOD ( 10.35 ) 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 This series enables the Cortex M3 processor found in AM33xx and AM43xx SoCs to toggle the VTT regulator during low power mode transitions. I recently converted the Wakeup M3 IPC bindings to YAML. Rob has applied that patch [1]. It is a prerequisite for the wkup-m3-ipc.yaml patch in this series. [1] https://lore.kernel.org/linux-devicetree/YlCACSZx5xsPSwNC@robh.at.kernel.org/ Changes since v1: - Removed unnecessary "ti,needs-vtt-toggle" property Dave Gerlach (1): soc: ti: wkup_m3_ipc: Add support for toggling VTT regulator Drew Fustini (1): dt-bindings: wkup-m3-ipc: Add vtt toggle gpio pin property .../bindings/soc/ti/wkup-m3-ipc.yaml | 13 ++++++++++ drivers/soc/ti/wkup_m3_ipc.c | 26 +++++++++++++++++-- include/linux/wkup_m3_ipc.h | 1 + 3 files changed, 38 insertions(+), 2 deletions(-)