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Wysocki" , Daniel Lezcano , Amit Kucheria , Zhang Rui , Rob Herring , Krzysztof Kozlowski , Matthias Brugger Cc: Fabien Parent , linux-pm@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-mediatek@lists.infradead.org Subject: [PATCH 1/3] dt-bindings: thermal: mediatek: add binding documentation for MT8365 SoC Date: Mon, 30 May 2022 20:38:31 +0200 Message-Id: <20220530183833.863040-1-fparent@baylibre.com> X-Mailer: git-send-email 2.36.1 MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20220530_113840_959310_625FC461 X-CRM114-Status: UNSURE ( 9.62 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-mediatek@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-mediatek" Errors-To: linux-mediatek-bounces+linux-mediatek=archiver.kernel.org@lists.infradead.org Add the binding documentation for the thermal support on MT8365 SoC. Signed-off-by: Fabien Parent Acked-by: Rob Herring --- Documentation/devicetree/bindings/thermal/mediatek-thermal.txt | 1 + 1 file changed, 1 insertion(+) diff --git a/Documentation/devicetree/bindings/thermal/mediatek-thermal.txt b/Documentation/devicetree/bindings/thermal/mediatek-thermal.txt index 5c7e7bdd029a..ba4ebffeade4 100644 --- a/Documentation/devicetree/bindings/thermal/mediatek-thermal.txt +++ b/Documentation/devicetree/bindings/thermal/mediatek-thermal.txt @@ -14,6 +14,7 @@ Required properties: - "mediatek,mt2712-thermal" : For MT2712 family of SoCs - "mediatek,mt7622-thermal" : For MT7622 SoC - "mediatek,mt8183-thermal" : For MT8183 family of SoCs + - "mediatek,mt8365-thermal" : For MT8365 family of SoCs - "mediatek,mt8516-thermal", "mediatek,mt2701-thermal : For MT8516 family of SoCs - reg: Address range of the thermal controller - interrupts: IRQ for the thermal controller From patchwork Mon May 30 18:38:32 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Fabien Parent X-Patchwork-Id: 12864887 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 36FF5C43219 for ; Mon, 30 May 2022 18:39:22 +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:References:In-Reply-To: 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: List-Owner; bh=oSAlhqVN+IfJoy7zZnTThlCKUMrqvzi6Np69TYeKfoc=; b=kYyWDfyw2holk7 UfkOrZ3uGYzlG94GZK8ZNBy8UijM93D6uvz5qcdu4Fh1gEsP8guec37ZO23BYObCASLjIdMu5XZFd Dv6jtJcKc+Nz7RPMWJwI4v8z0Aq38Y14M9ELstTK7f/Ff4rDlQHR/r7Bq+/an9ZfQEldZE1qKadqA J/Tuvy3N5JVPyaB7YI+l9JWS5o/v2+/VQYnykhRBDxqItU+W3KjHPBQjO1Ev43n3fzq78C8IDJ8sq 5ZJQG2OD2GXyXkq7I/2KXvhLETD5rCPlT3XMWL44IptRB6UL4D4Fyo1f2hEvnJ4O2aTMQHKC1XXn9 C/S06xthatzT4Pz2MIkA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1nvkIN-007tOU-4x; Mon, 30 May 2022 18:39:15 +0000 Received: from mail-wm1-x334.google.com ([2a00:1450:4864:20::334]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1nvkHt-007tFI-Uc for linux-mediatek@lists.infradead.org; Mon, 30 May 2022 18:38:47 +0000 Received: by mail-wm1-x334.google.com with SMTP id n124-20020a1c2782000000b003972dfca96cso33390wmn.4 for ; Mon, 30 May 2022 11:38:42 -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:in-reply-to:references :mime-version:content-transfer-encoding; bh=WJIpNSj7cFGZKfz96vdTia4ueHbBhL0XrZ+0w4C6IYE=; b=538U10qwEaxm5rxxQsk5NI8sE5wUkOtH4BNKM+zfVW0GNB3vHD62f5U//NDRHmkV2B qccG+9m1TxPPc1csSJClj4js1U/gKXBMW0oLYqcBN4XDfCzoIU+RaHH+M0czK+u/H+Wc sKkwZqIHJk+KDm7Z1+T36ysTnoDVBBwLEN1RoO2WKRVjUHvKnNVfiIsjWYBMp+9GrSmo M1A7vAoy2itFKot4G3HbNejLNaXxeUHQMsQoJ42415V4yTjXKz/RiOO660+SD4QPfkOR aIybp4d8hZ7xnZy1f9IYmoeBpAPOCvyuyvO9vovewnScKqmFJTIZS9uESXjhRJRldFHg uXQg== 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:in-reply-to :references:mime-version:content-transfer-encoding; bh=WJIpNSj7cFGZKfz96vdTia4ueHbBhL0XrZ+0w4C6IYE=; b=3hjnHH8DSB6LtV6Dz19xYX4xCMGQZB5/qfezTMeiCMcJpoN6C591xozgAF2B+/cSHU nJ2P0C9tpgSazJtSbNozIqc/Zz5irVAuMMEiiJqnhr/M66V3bi6aTU79gNN+O7GUwkap q9eysWsQROPr+kl3aEmXLtiGZwAyufHmf4Fyg7+mSEasqaYOcru2a035un0vjE00UCvj y48uY1Dw2W4aDotgo1akBTRoFh9HatO15RgYChD+FLN984KJM3bj+SndNB7tTbD9oEQM HzTutlh+vPxT3B7v0xC4q5R1LtcCZ0ftx084+c1x4psPQU9GoQMI7EwIx5k/CqXAWKCr kFog== X-Gm-Message-State: AOAM532MF2axthdOnuXrATF5rnynEJ3dLGqwPPlv+fR0pnhYj00ShLl2 B2MnAJk4z6oycdTkGl/jR+PNNA== X-Google-Smtp-Source: ABdhPJzFPNMdqmxWHsp0ZjP89yZHiEJv77pVuSJhjJ50Elj7hVUbK5nlDWSL0Bz9w+pTjOdDshlSxw== X-Received: by 2002:a05:600c:4ca1:b0:397:8b29:255a with SMTP id g33-20020a05600c4ca100b003978b29255amr15885946wmp.139.1653935921545; Mon, 30 May 2022 11:38:41 -0700 (PDT) Received: from localhost.localdomain ([88.160.162.107]) by smtp.gmail.com with ESMTPSA id e9-20020adfe389000000b0020c5253d8fcsm11459088wrm.72.2022.05.30.11.38.40 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 30 May 2022 11:38:40 -0700 (PDT) From: Fabien Parent To: "Rafael J. Wysocki" , Daniel Lezcano , Amit Kucheria , Zhang Rui , Matthias Brugger Cc: Markus Schneider-Pargmann , Fabien Parent , linux-pm@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-mediatek@lists.infradead.org, linux-kernel@vger.kernel.org Subject: [PATCH 2/3] thermal: mediatek: control buffer enablement tweaks Date: Mon, 30 May 2022 20:38:32 +0200 Message-Id: <20220530183833.863040-2-fparent@baylibre.com> X-Mailer: git-send-email 2.36.1 In-Reply-To: <20220530183833.863040-1-fparent@baylibre.com> References: <20220530183833.863040-1-fparent@baylibre.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20220530_113846_028475_45443197 X-CRM114-Status: GOOD ( 15.60 ) X-BeenThere: linux-mediatek@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-mediatek" Errors-To: linux-mediatek-bounces+linux-mediatek=archiver.kernel.org@lists.infradead.org From: Markus Schneider-Pargmann Add logic in order to be able to turn on the control buffer on MT8365. This change now allows to have control buffer support for MTK_THERMAL_V1, and it allows to define the register offset, and mask used to enable it. Signed-off-by: Markus Schneider-Pargmann Signed-off-by: Fabien Parent --- drivers/thermal/mtk_thermal.c | 23 +++++++++++++++++------ 1 file changed, 17 insertions(+), 6 deletions(-) diff --git a/drivers/thermal/mtk_thermal.c b/drivers/thermal/mtk_thermal.c index ede94eadddda..b09738ef1093 100644 --- a/drivers/thermal/mtk_thermal.c +++ b/drivers/thermal/mtk_thermal.c @@ -271,6 +271,9 @@ struct mtk_thermal_data { bool need_switch_bank; struct thermal_bank_cfg bank_data[MAX_NUM_ZONES]; enum mtk_thermal_version version; + u32 apmixed_buffer_ctl_reg; + u32 apmixed_buffer_ctl_mask; + u32 apmixed_buffer_ctl_set; }; struct mtk_thermal { @@ -514,6 +517,9 @@ static const struct mtk_thermal_data mt7622_thermal_data = { .adcpnp = mt7622_adcpnp, .sensor_mux_values = mt7622_mux_values, .version = MTK_THERMAL_V2, + .apmixed_buffer_ctl_reg = APMIXED_SYS_TS_CON1, + .apmixed_buffer_ctl_mask = ~0x37, + .apmixed_buffer_ctl_set = 0x1, }; /* @@ -963,14 +969,18 @@ static const struct of_device_id mtk_thermal_of_match[] = { }; MODULE_DEVICE_TABLE(of, mtk_thermal_of_match); -static void mtk_thermal_turn_on_buffer(void __iomem *apmixed_base) +static void mtk_thermal_turn_on_buffer(struct mtk_thermal *mt, + void __iomem *apmixed_base) { int tmp; - tmp = readl(apmixed_base + APMIXED_SYS_TS_CON1); - tmp &= ~(0x37); - tmp |= 0x1; - writel(tmp, apmixed_base + APMIXED_SYS_TS_CON1); + if (!mt->conf->apmixed_buffer_ctl_reg) + return; + + tmp = readl(apmixed_base + mt->conf->apmixed_buffer_ctl_reg); + tmp &= mt->conf->apmixed_buffer_ctl_mask; + tmp |= mt->conf->apmixed_buffer_ctl_set; + writel(tmp, apmixed_base + mt->conf->apmixed_buffer_ctl_reg); udelay(200); } @@ -1070,8 +1080,9 @@ static int mtk_thermal_probe(struct platform_device *pdev) goto err_disable_clk_auxadc; } + mtk_thermal_turn_on_buffer(mt, apmixed_base); + if (mt->conf->version == MTK_THERMAL_V2) { - mtk_thermal_turn_on_buffer(apmixed_base); mtk_thermal_release_periodic_ts(mt, auxadc_base); } From patchwork Mon May 30 18:38:33 2022 Content-Type: text/plain; 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Mon, 30 May 2022 11:38:43 -0700 (PDT) Received: from localhost.localdomain ([88.160.162.107]) by smtp.gmail.com with ESMTPSA id e9-20020adfe389000000b0020c5253d8fcsm11459088wrm.72.2022.05.30.11.38.42 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 30 May 2022 11:38:42 -0700 (PDT) From: Fabien Parent To: "Rafael J. Wysocki" , Daniel Lezcano , Amit Kucheria , Zhang Rui , Matthias Brugger Cc: Fabien Parent , linux-pm@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-mediatek@lists.infradead.org, linux-kernel@vger.kernel.org Subject: [PATCH 3/3] thermal: mediatek: add support for MT8365 SoC Date: Mon, 30 May 2022 20:38:33 +0200 Message-Id: <20220530183833.863040-3-fparent@baylibre.com> X-Mailer: git-send-email 2.36.1 In-Reply-To: <20220530183833.863040-1-fparent@baylibre.com> References: <20220530183833.863040-1-fparent@baylibre.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20220530_113847_029687_9130149B X-CRM114-Status: GOOD ( 15.46 ) X-BeenThere: linux-mediatek@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-mediatek" Errors-To: linux-mediatek-bounces+linux-mediatek=archiver.kernel.org@lists.infradead.org MT8365 is similar to the other SoCs supported by the driver. It has only one bank and 3 actual sensors that can be multiplexed. There is another one sensor that does not have usable data. Signed-off-by: Fabien Parent --- drivers/thermal/mtk_thermal.c | 68 +++++++++++++++++++++++++++++++++++ 1 file changed, 68 insertions(+) diff --git a/drivers/thermal/mtk_thermal.c b/drivers/thermal/mtk_thermal.c index b09738ef1093..1dc276f8c4f1 100644 --- a/drivers/thermal/mtk_thermal.c +++ b/drivers/thermal/mtk_thermal.c @@ -31,6 +31,7 @@ #define AUXADC_CON2_V 0x010 #define AUXADC_DATA(channel) (0x14 + (channel) * 4) +#define APMIXED_SYS_TS_CON0 0x600 #define APMIXED_SYS_TS_CON1 0x604 /* Thermal Controller Registers */ @@ -245,6 +246,17 @@ enum mtk_thermal_version { /* The calibration coefficient of sensor */ #define MT8183_CALIBRATION 153 +/* MT8365 */ +#define MT8365_TEMP_AUXADC_CHANNEL 11 +#define MT8365_CALIBRATION 164 +#define MT8365_NUM_CONTROLLER 1 +#define MT8365_NUM_BANKS 1 +#define MT8365_NUM_SENSORS 3 +#define MT8365_NUM_SENSORS_PER_ZONE 3 +#define MT8365_TS1 0 +#define MT8365_TS2 1 +#define MT8365_TS3 2 + struct mtk_thermal; struct thermal_bank_cfg { @@ -389,6 +401,24 @@ static const int mt7622_mux_values[MT7622_NUM_SENSORS] = { 0, }; static const int mt7622_vts_index[MT7622_NUM_SENSORS] = { VTS1 }; static const int mt7622_tc_offset[MT7622_NUM_CONTROLLER] = { 0x0, }; +/* MT8365 thermal sensor data */ +static const int mt8365_bank_data[MT8365_NUM_SENSORS] = { + MT8365_TS1, MT8365_TS2, MT8365_TS3 +}; + +static const int mt8365_msr[MT8365_NUM_SENSORS_PER_ZONE] = { + TEMP_MSR0, TEMP_MSR1, TEMP_MSR2 +}; + +static const int mt8365_adcpnp[MT8365_NUM_SENSORS_PER_ZONE] = { + TEMP_ADCPNP0, TEMP_ADCPNP1, TEMP_ADCPNP2 +}; + +static const int mt8365_mux_values[MT8365_NUM_SENSORS] = { 0, 1, 2 }; +static const int mt8365_tc_offset[MT8365_NUM_CONTROLLER] = { 0 }; + +static const int mt8365_vts_index[MT8365_NUM_SENSORS] = { VTS1, VTS2, VTS3 }; + /* * The MT8173 thermal controller has four banks. Each bank can read up to * four temperature sensors simultaneously. The MT8173 has a total of 5 @@ -463,6 +493,40 @@ static const struct mtk_thermal_data mt2701_thermal_data = { .version = MTK_THERMAL_V1, }; +/* + * The MT8365 thermal controller has one bank, which can read up to + * four temperature sensors simultaneously. The MT8365 has a total of 3 + * temperature sensors. + * + * The thermal core only gets the maximum temperature of this one bank, + * so the bank concept wouldn't be necessary here. However, the SVS (Smart + * Voltage Scaling) unit makes its decisions based on the same bank + * data. + */ +static const struct mtk_thermal_data mt8365_thermal_data = { + .auxadc_channel = MT8365_TEMP_AUXADC_CHANNEL, + .num_banks = MT8365_NUM_BANKS, + .num_sensors = MT8365_NUM_SENSORS, + .vts_index = mt8365_vts_index, + .cali_val = MT8365_CALIBRATION, + .num_controller = MT8365_NUM_CONTROLLER, + .controller_offset = mt8365_tc_offset, + .need_switch_bank = false, + .bank_data = { + { + .num_sensors = MT8365_NUM_SENSORS, + .sensors = mt8365_bank_data + }, + }, + .msr = mt8365_msr, + .adcpnp = mt8365_adcpnp, + .sensor_mux_values = mt8365_mux_values, + .version = MTK_THERMAL_V1, + .apmixed_buffer_ctl_reg = APMIXED_SYS_TS_CON0, + .apmixed_buffer_ctl_mask = (u32) ~GENMASK(29, 28), + .apmixed_buffer_ctl_set = 0, +}; + /* * The MT2712 thermal controller has one bank, which can read up to * four temperature sensors simultaneously. The MT2712 has a total of 4 @@ -964,6 +1028,10 @@ static const struct of_device_id mtk_thermal_of_match[] = { { .compatible = "mediatek,mt8183-thermal", .data = (void *)&mt8183_thermal_data, + }, + { + .compatible = "mediatek,mt8365-thermal", + .data = (void *)&mt8365_thermal_data, }, { }, };