From patchwork Tue Mar 18 23:00:40 2025 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Sukrut Bellary X-Patchwork-Id: 14021703 Received: from mail-pl1-f178.google.com (mail-pl1-f178.google.com [209.85.214.178]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 604AA2046B2 for ; Tue, 18 Mar 2025 23:00:58 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.214.178 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1742338861; cv=none; b=J4lgRhLrsXc/5nLmnTXkvcG6WZiEvw0r6Y9+l4HIny2lPQfwMywtfINjra65oNYfAy1Wb593xeTK2z+7i2D4ZXnPwxLTGNLV2ucjLGCbo/pubR4HaDblCcvfaN+NBNDvhO+d9cgDJyI2oMIYnTSv+XUUJs2x1tOtFYreHP+Q13s= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1742338861; c=relaxed/simple; bh=KjTL/kc1eYTfSVbF1Y/4qPazi4UmfcO2nDxBcYIa/nU=; h=From:To:Cc:Subject:Date:Message-Id:In-Reply-To:References: MIME-Version; b=DjlWXn1lhXKZaGqUub3FyO1TPCMz9+V002Ee6fTHO4HEn39YHkNgliN82QVrMtjRL8ZvoIcLvct23Xmn0JGmhMl5POly2s0dWHQG+ik6NUXMVd08vebtIJFzvLs6UZaPqA1yODhesORoz+04JPNTYiVMqhUT1petmtTR7BUisuI= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=baylibre.com; spf=pass smtp.mailfrom=baylibre.com; dkim=pass (2048-bit key) header.d=baylibre-com.20230601.gappssmtp.com header.i=@baylibre-com.20230601.gappssmtp.com header.b=RwW0M0A0; arc=none smtp.client-ip=209.85.214.178 Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=baylibre.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=baylibre.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=baylibre-com.20230601.gappssmtp.com header.i=@baylibre-com.20230601.gappssmtp.com header.b="RwW0M0A0" Received: by mail-pl1-f178.google.com with SMTP id d9443c01a7336-223f4c06e9fso2024335ad.1 for ; Tue, 18 Mar 2025 16:00:58 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=baylibre-com.20230601.gappssmtp.com; s=20230601; t=1742338858; x=1742943658; darn=vger.kernel.org; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=rsyWzi3KnCZDSIQ4SscmiQvCbCr+L8MktGb1FOBdF5k=; b=RwW0M0A0Y0a7zz2P4pEXs1H+dRCAgMyR+j9r+uuNFu1UL+LHBA/waleHBEjrpySV9a m42tz+7DF7WfEstgp3/4xZYeuFaAN+wZu9C9Y3QiZ4hONqeKN7240CxiTi0dwZm/O2lR HCxhRhze9uZ3+sSV9/YXBAv5395MulGA4lOXxN0XFkxj4sETLRQ36HtvE7KHlfNteKUc dGSupnZlmjdQqdQsVtqisUAHaSyb2CcZSiXUDm2SWKHdZAKxpYeqL/llkOnuEeQC0I86 IfGRiI6mhwZs4wDg7tPU3dr5vslzur63/SV+1tHJQ+UaHzZJYAbjOC33IdOYKKpT83/b uiNQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1742338858; x=1742943658; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=rsyWzi3KnCZDSIQ4SscmiQvCbCr+L8MktGb1FOBdF5k=; b=QAVeVLSrzp9+7BsKiNuT9nF6MhIf6RfjcuZ+79NIsMF6nNa5PpNpYwDof6EK1jbU8Y k1461gKEMt+nRsYg9aCVembw39CDVZixJ/xb5YDpFTrNMbnyr8ZZV3XwBvDqEsLr3NCa yy8PcjlazbGEl95IYISq/QfXgD60fiKoEcN3DuJl2cxRR1/hA8N+8dMuYlYUflsHEUwr ULVOK4rkVQntKZqgEbUQNcazQkHgueBn/za2XF7NbU6iL8v5gp+KvqyvtS5Chu8NKx1A 7eYNZbqQWP8rfOgQvcajUQKUXYiDVK+ZKPk+VOg+38p4gVqvAiUg7gduYObZYXxM3+Qc SEMw== X-Forwarded-Encrypted: i=1; AJvYcCXK+pfBxXsMSlIXl47LHFnXDH/vDxuO62dhqzQjw1XgNnMn1ZZ09/yPTwhGQsGxRUWhSZK3SYB/SopX@vger.kernel.org X-Gm-Message-State: AOJu0YxVST+uU9izuZBo9pFlFGaKl4dn1bi7sD/irErQWpJVdoLH0DZQ fA0FBXwC3RUPWDcK5+fJH/7bZDqpmceRNnpdhjHgacEZTGUWvXDZzBcAQUXC5TA= X-Gm-Gg: ASbGnctGxQJ+dhokYYzWQaCRTFeL3eStF2MUxl5fefRv9w7W2Zt3SMXwaVcbGPuRw/w rXBBBHySBGOF+TNjlOlj4TRz6sdMVMNOzA0hFhnFVYVJeqxIzA6PXuIkt+mBc2jYJpJanvIgeP2 JzZHwt0QWS+kxjXMXCVPCeWCpT+k3iRsD0bBdfzPwCqMNEd5pAWuFHf2B0M3SD5W3J5E5N05fMX ykyAM1rny8vx/8d9XCFasIZdxBqySkJkfIursa6tHBWOrnKINwhWG+zZtpA28eV/4fUDhcc21Er eme32/m8zZmc5/RQD7oFFbHziomNE+iLEglxd3+/ARpCwFbi3EPZMWiEgM0cpDzfhDm6gTH6KnO Lkigi0wk= X-Google-Smtp-Source: AGHT+IHUNJViFXE4mZINOgNDoCllQmqZOnocHLrF3VCSwCnt9Ce0i+DvhytxOw5IATvfS/lSW8+VYA== X-Received: by 2002:a17:903:2301:b0:220:cfb7:56eb with SMTP id d9443c01a7336-226491f957dmr7833935ad.26.1742338857707; Tue, 18 Mar 2025 16:00:57 -0700 (PDT) Received: from dev-linux.. (syn-076-088-115-008.res.spectrum.com. [76.88.115.8]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-225c6ba6f14sm100739465ad.111.2025.03.18.16.00.55 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 18 Mar 2025 16:00:56 -0700 (PDT) From: Sukrut Bellary To: Kevin Hilman , Russell King , Rob Herring , Tony Lindgren , Krzysztof Kozlowski , Nishanth Menon , Ulf Hansson Cc: Sukrut Bellary , Aaro Koskinen , Andreas Kemnade , Roger Quadros , Conor Dooley , Santosh Shilimkar , Bajjuri Praneeth , Raghavendra Vignesh , Bin Liu , linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-omap@vger.kernel.org, devicetree@vger.kernel.org, linux-pm@vger.kernel.org Subject: [PATCH 2/4] pmdomain: ti: Fix STANDBY handling of PER power domain Date: Tue, 18 Mar 2025 16:00:40 -0700 Message-Id: <20250318230042.3138542-3-sbellary@baylibre.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20250318230042.3138542-1-sbellary@baylibre.com> References: <20250318230042.3138542-1-sbellary@baylibre.com> Precedence: bulk X-Mailing-List: linux-omap@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Per AM335x TRM[1](section 8.1.4.3 Power mode), in case of STANDBY, PER domain should be ON. So, fix the PER power domain handling on standby. [1] https://www.ti.com/lit/ug/spruh73q/spruh73q.pdf Signed-off-by: Sukrut Bellary --- drivers/pmdomain/ti/omap_prm.c | 8 ++++++-- 1 file changed, 6 insertions(+), 2 deletions(-) diff --git a/drivers/pmdomain/ti/omap_prm.c b/drivers/pmdomain/ti/omap_prm.c index b8ceb3c2b81c..7e36e675a8c6 100644 --- a/drivers/pmdomain/ti/omap_prm.c +++ b/drivers/pmdomain/ti/omap_prm.c @@ -18,7 +18,9 @@ #include #include #include - +#if IS_ENABLED(CONFIG_SUSPEND) +#include +#endif #include enum omap_prm_domain_mode { @@ -88,6 +90,7 @@ struct omap_reset_data { #define OMAP_PRM_HAS_RSTST BIT(1) #define OMAP_PRM_HAS_NO_CLKDM BIT(2) #define OMAP_PRM_RET_WHEN_IDLE BIT(3) +#define OMAP_PRM_ON_WHEN_STANDBY BIT(4) #define OMAP_PRM_HAS_RESETS (OMAP_PRM_HAS_RSTCTRL | OMAP_PRM_HAS_RSTST) @@ -404,7 +407,8 @@ static const struct omap_prm_data am3_prm_data[] = { .name = "per", .base = 0x44e00c00, .pwrstctrl = 0xc, .pwrstst = 0x8, .dmap = &omap_prm_noinact, .rstctrl = 0x0, .rstmap = am3_per_rst_map, - .flags = OMAP_PRM_HAS_RSTCTRL, .clkdm_name = "pruss_ocp" + .flags = OMAP_PRM_HAS_RSTCTRL | OMAP_PRM_ON_WHEN_STANDBY, + .clkdm_name = "pruss_ocp", }, { .name = "wkup", .base = 0x44e00d00,