From patchwork Fri Apr 11 00:38:21 2025 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Mikhail Kalashnikov X-Patchwork-Id: 14047393 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 00FF9C3601E for ; Fri, 11 Apr 2025 00:44:42 +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-Transfer-Encoding: MIME-Version:References:In-Reply-To:Message-ID:Date:Subject:Cc:To:From: Reply-To:Content-Type:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=mgLz+wxMK3cB0CjJ97zDR/iMoodve9Fd9p0FjX989r0=; b=SW5szKX1DHD2wp1SvvoexMRsjF N8AtF80xsaOmVGtzhXoE432FJaOuZjJQS4uX2KvmTV8m+ICN++AItn59aNo+ljx85UJi3lSIQKKXI zlTQkXNZx4zvq+a2HonvxNcW3DqdpE6qvF0A9TswffA0ctMYfnJ3GP1nyetcVFWH/zeYfiBk47Ihz ls3BkGENqtvxbyXLsdmBAbJ5AGg/i2ckVxI146TUl0ASOqgZ+t8UsH88SDAYIdD2VQFIeweRXsKMR sNITOgw6adghVaG9embVMeCngNMKpvy+3sJp5rU1Of12iT1xr7kqzSMEAWO/VeDArPjogiQfj9OlW hhI2ltOA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98.2 #2 (Red Hat Linux)) id 1u32VX-0000000C9we-0AyC; Fri, 11 Apr 2025 00:44:35 +0000 Received: from mail-lj1-x22c.google.com ([2a00:1450:4864:20::22c]) by bombadil.infradead.org with esmtps (Exim 4.98.2 #2 (Red Hat Linux)) id 1u32Qa-0000000C9BK-3A4I for linux-arm-kernel@lists.infradead.org; Fri, 11 Apr 2025 00:39:30 +0000 Received: by mail-lj1-x22c.google.com with SMTP id 38308e7fff4ca-30c2d427194so13622551fa.0 for ; Thu, 10 Apr 2025 17:39:28 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20230601; t=1744331967; x=1744936767; darn=lists.infradead.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=mgLz+wxMK3cB0CjJ97zDR/iMoodve9Fd9p0FjX989r0=; b=UnwMgS2UYBQe8LDiN8AsoaVg0YoYE1BIMfepLSbLyClwXTZo8YyCvVKU8pru58j2vp HZFAOBCNGLphp8RMR/2nmz8g8srHwXnRmdur8ksWy1vRPHU6XsJj9JMmSYuMoHh/u5Wx tNHxpVb5xpGxs9cjhVzorCweLaB+06TdMDy5gSsAxquOsYPpoqB5wpPnReQUQB7ew8lv kMHSJ0N0To+0zF2GqsaYTUD+MvWmeZf9nDhDB8wgJfLnQULtT7OrXDZ62C9lHHhf+NUO 5S4Elej7hEEK3GdFOkCmCi9N8IZu4HsgPq2bXVEXvOtIvWbXLrNvDDQFCH51xVTOJ4YZ 2zKQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1744331967; x=1744936767; 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=mgLz+wxMK3cB0CjJ97zDR/iMoodve9Fd9p0FjX989r0=; b=oLUBqIpq/2aB6NmodfS/cINBhKN+zCTOT/dtGuOIkLzST9QLHvIXaZhh4KiSrd5wfo wKMTBLZ+rJ1gvVtYzfVDDYV+o9VrmYhUdDwHCIS6MoPXkOzyM6Mx60PChjs5/xLcLEie NVHzuInR1MYymCPPeKdhvGAY0GauoA4OH/J9mQafuRMQ/vnGg8AonHJOBIwtHteGew6i TPB4az9/fdG0bbaQkcQsU7xYVu2wSjIKZuqq1nFhZAoE6v/+5Yub5i4xRO6K50kjTvUZ TE0kv01423oBYTpNNm45ekIBT/hXiGMafWcPMnkgP9qNZoh5hAa0jn3MfXg0HY/Fgml0 j41Q== X-Forwarded-Encrypted: i=1; AJvYcCWw2wkw2/ljB6HU8LcqpTWjXTjI07T/IXShOauv4gm6URSNMySIV+/nRFeCzAwkURVUV/fm0EkWXLqYItqZqbbH@lists.infradead.org X-Gm-Message-State: AOJu0YyJvIQQgQLoCNZQN0r+xeyyrW1c1imFbSbXXgbfEsiGBDEoTOhF 81q4x7UDxzz+2RjxsPrbF8STdUmsa24DIH0UYTuaK41Ro8zbTMSg X-Gm-Gg: ASbGncskCxfNTsC40UZyygDVfa4G2hg/FEIWgnrUPoGou/i22blVwd4IPqIfmuaShZu JMXjwFuHDwfWhaYddQQhUKjAuv5NrAIIzwpCGQnBgZlR3fw/A+PkeEEXVAcYBI+62rtM8Gatri0 gc91c9wlN4rJwFr8weYCbZqiPxkzhFi7/cL/qycupQjg5qKC3oYrAQ/8rw9aSWsXRZL6bb1Zch1 fIV5KWUFAGofJElJBm2kTBUJS73Pyjlr0PvlrKsqQSMXx8yGOGGnaIsTPeJiaGHXQyEpGI1Ady9 6ryiMHyj3pM81qA97Ft/eU85aAdbyu997gtreDWneuWAFXJO9Ws2lmX9SH0u X-Google-Smtp-Source: AGHT+IFsLLiiBQI5ZLGY7lfwqEqas7w6lvcmymmKeoSRpIy/66PmWCqCbglM7RpgOnvLMZAozSYyIg== X-Received: by 2002:a05:651c:905:b0:30b:ecfc:78bf with SMTP id 38308e7fff4ca-310499d40fdmr2095651fa.5.1744331966765; Thu, 10 Apr 2025 17:39:26 -0700 (PDT) Received: from localhost.localdomain ([176.106.241.81]) by smtp.gmail.com with ESMTPSA id 38308e7fff4ca-30f464ea5c6sm6344251fa.62.2025.04.10.17.39.08 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 10 Apr 2025 17:39:26 -0700 (PDT) From: iuncuim To: Vasily Khoruzhick , Yangtao Li , Chen-Yu Tsai , Jernej Skrabec , Samuel Holland , Andre Przywara Cc: "Rafael J . Wysocki" , Daniel Lezcano , Zhang Rui , Lukasz Luba , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Philipp Zabel , linux-pm@vger.kernel.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-sunxi@lists.linux.dev, linux-kernel@vger.kernel.org, Piotr Oniszczuk Subject: [PATCH 1/6] thermal/drivers/sun8i: add gpadc clock Date: Fri, 11 Apr 2025 08:38:21 +0800 Message-ID: <20250411003827.782544-2-iuncuim@gmail.com> X-Mailer: git-send-email 2.49.0 In-Reply-To: <20250411003827.782544-1-iuncuim@gmail.com> References: <20250411003827.782544-1-iuncuim@gmail.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20250410_173928_792863_AA27A591 X-CRM114-Status: GOOD ( 13.83 ) 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: Mikhail Kalashnikov Some processors (e.g. Allwinner A523) require GPADC clocking activation for temperature sensors to work. So let's add support for enabling it. Signed-off-by: Mikhail Kalashnikov --- drivers/thermal/sun8i_thermal.c | 18 +++++++++++++++--- 1 file changed, 15 insertions(+), 3 deletions(-) diff --git a/drivers/thermal/sun8i_thermal.c b/drivers/thermal/sun8i_thermal.c index 226747906..1f3908a60 100644 --- a/drivers/thermal/sun8i_thermal.c +++ b/drivers/thermal/sun8i_thermal.c @@ -66,8 +66,9 @@ struct tsensor { }; struct ths_thermal_chip { - bool has_mod_clk; - bool has_bus_clk_reset; + bool has_gpadc_clk; + bool has_mod_clk; + bool has_bus_clk_reset; bool needs_sram; int sensor_num; int offset; @@ -89,7 +90,8 @@ struct ths_device { struct regmap_field *sram_regmap_field; struct reset_control *reset; struct clk *bus_clk; - struct clk *mod_clk; + struct clk *mod_clk; + struct clk *gpadc_clk; struct tsensor sensor[MAX_SENSOR_NUM]; }; @@ -417,6 +419,16 @@ static int sun8i_ths_resource_init(struct ths_device *tmdev) if (ret) return ret; + if (tmdev->chip->has_gpadc_clk) { + tmdev->gpadc_clk = devm_clk_get_enabled(&pdev->dev, "gpadc"); + if (IS_ERR(tmdev->gpadc_clk)) + return PTR_ERR(tmdev->gpadc_clk); + } + + ret = clk_prepare_enable(tmdev->gpadc_clk); + if (ret) + return ret; + if (tmdev->chip->needs_sram) { struct regmap *regmap;