From patchwork Sat Aug 10 05:28:27 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Yangtao Li X-Patchwork-Id: 11088323 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 25AC81399 for ; Sat, 10 Aug 2019 05:33:59 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 10DA6212DB for ; Sat, 10 Aug 2019 05:33:59 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 0440122A68; Sat, 10 Aug 2019 05:33:59 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-5.2 required=2.0 tests=BAYES_00,DKIM_ADSP_CUSTOM_MED, DKIM_SIGNED,DKIM_VALID,FREEMAIL_FROM,MAILING_LIST_MULTI,RCVD_IN_DNSWL_MED autolearn=ham version=3.3.1 Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id 9DC21212DB for ; Sat, 10 Aug 2019 05:33:58 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:MIME-Version:Cc:List-Subscribe: List-Help:List-Post:List-Archive:List-Unsubscribe:List-Id:References: In-Reply-To:Message-Id:Date:Subject:To:From:Reply-To:Content-ID: Content-Description:Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc :Resent-Message-ID:List-Owner; bh=zznhl0fpkTa3Qhk3YosyfIjoyvG/NyEDfanPcj0vBOc=; b=iuUBhRl2+ImOzQYujc0RUaCBz4 aypnrY4uCnj7vbc42CDuiGJiXjvq/OGLUx3VjhiFN+0nMgSLCbE30xvePRlpX++hx9lYdMo7IJpEt lc4VUQG8SOHkRqzIaclTYEIvwDkVQpEq7XnB7byS0H1aeGZV0dqhMMy26CoHpaj3AgLdK0ZET7OKz ujgy7/iQCn3nwZDSUHRLxjTG629o/2ro3Ubnq67vJRJSj7o+FrnXJfiFJt+PKPkB0iFvPyimHyWVR KrxZqZtOXUFBXD5OHd15xslKEAlT1qdQN1a8VNvPBbGqLRV49/mkqz8edtGL5W97S04GkhvMB+pLl Vd9I3wqQ==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.92 #3 (Red Hat Linux)) id 1hwK0s-0005ve-3x; Sat, 10 Aug 2019 05:33:58 +0000 Received: from mail-pf1-x444.google.com ([2607:f8b0:4864:20::444]) by bombadil.infradead.org with esmtps (Exim 4.92 #3 (Red Hat Linux)) id 1hwJxM-0002vG-I0 for linux-arm-kernel@lists.infradead.org; Sat, 10 Aug 2019 05:30:22 +0000 Received: by mail-pf1-x444.google.com with SMTP id m30so47130663pff.8 for ; Fri, 09 Aug 2019 22:30:20 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:cc:subject:date:message-id:in-reply-to:references; bh=jx9rIdpPyDLrhQcjiIIVEfnMNx20+ROJhWSfoScLHXY=; b=peecNcquOPiuM7iIKtsSfIA1I0Dxu7JsVnKQotHt1q+Qce3IacmQ6yTeBvqDkBGzFK LzS43cgpuHmXz4JUUzyyjL28zKH05Hc+2tWuKxa9+XG17jDecW7H3y/Yukd5Eun3pzjD Y1nMgLP4jLja2J7JfsK372ktppt4/glNQQnBM5n8jaLqHYkXYD4u0zPgqEExCMGBMsge 9uRL/Ql1tMDwoxOL8+uY5G+vOfKhNxuYmZCf7sV3CNvy60MB/wZ3He2UICmbP4y7bUKq E3lfGBjaax6Hk+MJNiUR3wLCAOGmM7G5LihcqWEEp3kS26SR+bvwS3pEAX+z9pAF80BD n3Pw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references; bh=jx9rIdpPyDLrhQcjiIIVEfnMNx20+ROJhWSfoScLHXY=; b=prSXEBA0umoUMXhQ5ft2cDxUEVzev9KgAiHOphri7c7OR23JHfUGG1NvY4plGUpZEB 19Y9OMp4v+RbYgmgZSdpAQzPYUx9P7uqD4QqNWI9LOLV6X0cBJV/aq0bweDfsD8GRkA/ y7Ms4m+iwG5kmd+LnxEW6wOmjYCVEm4oYOIC4Xfli96gB/rRkoKLQtuxWv5fTWV6fzw2 Kx6FQQVVWD2KlWIimJPcw9seRMpKwrz4YF+Si3GtF6U5zjwU2esZife1ewWJ7I/QdFS1 zJfshMlOsP6Hw/7mwCzKmBUGHF5Pgsi9LN93O7i1mnFLcJd9jOfeDHo7vQBXTj8xUerR qnRg== X-Gm-Message-State: APjAAAXvthc3Nimoi1a6vp3per4ta3EVhh+cCNdMUjQIgEQPJFMeeNbu 4PEeQ9zP1qSM2TmV5JJK+pY= X-Google-Smtp-Source: APXvYqyWKOzcWX7HwlY+V4ut7VgR7PSWiZa3XTBvcf7JoCfOdZzsBeq8k/QGs9LtRDC5/kVc58/k9g== X-Received: by 2002:a63:5945:: with SMTP id j5mr20501987pgm.452.1565415019890; Fri, 09 Aug 2019 22:30:19 -0700 (PDT) Received: from localhost ([202.182.106.211]) by smtp.gmail.com with ESMTPSA id e189sm86883416pgc.15.2019.08.09.22.30.19 (version=TLS1_2 cipher=ECDHE-RSA-CHACHA20-POLY1305 bits=256/256); Fri, 09 Aug 2019 22:30:19 -0700 (PDT) From: Yangtao Li To: rui.zhang@intel.com, edubezval@gmail.com, daniel.lezcano@linaro.org, robh+dt@kernel.org, mark.rutland@arm.com, maxime.ripard@bootlin.com, wens@csie.org, mchehab+samsung@kernel.org, davem@davemloft.net, gregkh@linuxfoundation.org, Jonathan.Cameron@huawei.com, nicolas.ferre@microchip.com Subject: [PATCH v5 16/18] thermal: sun8i: add support for Allwinner H5 thermal sensor Date: Sat, 10 Aug 2019 05:28:27 +0000 Message-Id: <20190810052829.6032-17-tiny.windzz@gmail.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20190810052829.6032-1-tiny.windzz@gmail.com> References: <20190810052829.6032-1-tiny.windzz@gmail.com> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190809_223020_821375_B59EABE7 X-CRM114-Status: GOOD ( 12.87 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: devicetree@vger.kernel.org, Icenowy Zheng , linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-pm@vger.kernel.org MIME-Version: 1.0 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org X-Virus-Scanned: ClamAV using ClamSMTP From: Icenowy Zheng The thermal sensor in Allwinner H5 has 2 sensors, and they have a special segmented temperature calculation formula. Add support for this thermal sensor. Signed-off-by: Icenowy Zheng --- drivers/thermal/sun8i_thermal.c | 21 +++++++++++++++++++++ 1 file changed, 21 insertions(+) diff --git a/drivers/thermal/sun8i_thermal.c b/drivers/thermal/sun8i_thermal.c index a761e2afda08..78a888d85cba 100644 --- a/drivers/thermal/sun8i_thermal.c +++ b/drivers/thermal/sun8i_thermal.c @@ -99,6 +99,16 @@ static int sun8i_ths_reg2temp(struct ths_device *tmdev, return (reg + tmdev->chip->offset) * tmdev->chip->scale; } +static int sun50i_h5_calc_temp(int id, int reg) +{ + if (reg >= 0x500) + return -1191 * reg / 10 + 223000; + else if (!id) + return -1452 * reg / 10 + 259000; + else + return -1590 * reg / 10 + 276000; +} + static int sun8i_ths_get_temp(void *data, int *temp) { struct tsensor *s = data; @@ -530,6 +540,16 @@ static const struct ths_thermal_chip sun50i_a64_ths = { .irq_ack = sun8i_h3_irq_ack, }; +static const struct ths_thermal_chip sun50i_h5_ths = { + .sensor_num = 2, + .has_mod_clk = true, + .temp_data_base = SUN8I_THS_TEMP_DATA, + .calibrate = sun8i_h3_ths_calibrate, + .init = sun8i_h3_thermal_init, + .irq_ack = sun8i_h3_irq_ack, + .calc_temp = sun50i_h5_calc_temp, +}; + static const struct ths_thermal_chip sun50i_h6_ths = { .sensor_num = 2, .offset = -2794, @@ -544,6 +564,7 @@ static const struct ths_thermal_chip sun50i_h6_ths = { static const struct of_device_id of_ths_match[] = { { .compatible = "allwinner,sun8i-h3-ths", .data = &sun8i_h3_ths }, { .compatible = "allwinner,sun50i-a64-ths", .data = &sun50i_a64_ths }, + { .compatible = "allwinner,sun50i-h5-ths", .data = &sun50i_h5_ths }, { .compatible = "allwinner,sun50i-h6-ths", .data = &sun50i_h6_ths }, { /* sentinel */ }, };