From: Martin Blumenstingl <martin.blumenstingl@googlemail.com> To: glaroque@baylibre.com, linux-pm@vger.kernel.org, linux-amlogic@lists.infradead.org Cc: rui.zhang@intel.com, daniel.lezcano@linaro.org, amitk@kernel.org, linux-kernel@vger.kernel.org, Martin Blumenstingl <martin.blumenstingl@googlemail.com> Subject: [PATCH] thermal: amlogic: Add hwmon support Date: Sun, 15 Nov 2020 20:06:58 +0100 [thread overview] Message-ID: <20201115190658.631578-1-martin.blumenstingl@googlemail.com> (raw) Many monitoring tools read the CPU temperature using the hwmon interface. Expose the thermal sensors on Amlogic boards as hwmon devices. Without this lm_sensors' "sensors" tool does not find any temperature sensors. Now it prints: cpu_thermal-virtual-0 Adapter: Virtual device temp1: +44.7 C (crit = +110.0 C) ddr_thermal-virtual-0 Adapter: Virtual device temp1: +45.9 C (crit = +110.0 C) Signed-off-by: Martin Blumenstingl <martin.blumenstingl@googlemail.com> --- drivers/thermal/amlogic_thermal.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/drivers/thermal/amlogic_thermal.c b/drivers/thermal/amlogic_thermal.c index ccb1fe18e993..dffe3ba8c7c4 100644 --- a/drivers/thermal/amlogic_thermal.c +++ b/drivers/thermal/amlogic_thermal.c @@ -29,6 +29,7 @@ #include <linux/thermal.h> #include "thermal_core.h" +#include "thermal_hwmon.h" #define TSENSOR_CFG_REG1 0x4 #define TSENSOR_CFG_REG1_RSET_VBG BIT(12) @@ -287,6 +288,9 @@ static int amlogic_thermal_probe(struct platform_device *pdev) return ret; } + if (devm_thermal_add_hwmon_sysfs(pdata->tzd)) + dev_warn(&pdev->dev, "Failed to add hwmon sysfs attributes\n"); + ret = amlogic_thermal_initialize(pdata); if (ret) return ret; -- 2.29.2
WARNING: multiple messages have this Message-ID (diff)
From: Martin Blumenstingl <martin.blumenstingl@googlemail.com> To: glaroque@baylibre.com, linux-pm@vger.kernel.org, linux-amlogic@lists.infradead.org Cc: amitk@kernel.org, Martin Blumenstingl <martin.blumenstingl@googlemail.com>, rui.zhang@intel.com, daniel.lezcano@linaro.org, linux-kernel@vger.kernel.org Subject: [PATCH] thermal: amlogic: Add hwmon support Date: Sun, 15 Nov 2020 20:06:58 +0100 [thread overview] Message-ID: <20201115190658.631578-1-martin.blumenstingl@googlemail.com> (raw) Many monitoring tools read the CPU temperature using the hwmon interface. Expose the thermal sensors on Amlogic boards as hwmon devices. Without this lm_sensors' "sensors" tool does not find any temperature sensors. Now it prints: cpu_thermal-virtual-0 Adapter: Virtual device temp1: +44.7 C (crit = +110.0 C) ddr_thermal-virtual-0 Adapter: Virtual device temp1: +45.9 C (crit = +110.0 C) Signed-off-by: Martin Blumenstingl <martin.blumenstingl@googlemail.com> --- drivers/thermal/amlogic_thermal.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/drivers/thermal/amlogic_thermal.c b/drivers/thermal/amlogic_thermal.c index ccb1fe18e993..dffe3ba8c7c4 100644 --- a/drivers/thermal/amlogic_thermal.c +++ b/drivers/thermal/amlogic_thermal.c @@ -29,6 +29,7 @@ #include <linux/thermal.h> #include "thermal_core.h" +#include "thermal_hwmon.h" #define TSENSOR_CFG_REG1 0x4 #define TSENSOR_CFG_REG1_RSET_VBG BIT(12) @@ -287,6 +288,9 @@ static int amlogic_thermal_probe(struct platform_device *pdev) return ret; } + if (devm_thermal_add_hwmon_sysfs(pdata->tzd)) + dev_warn(&pdev->dev, "Failed to add hwmon sysfs attributes\n"); + ret = amlogic_thermal_initialize(pdata); if (ret) return ret; -- 2.29.2 _______________________________________________ linux-amlogic mailing list linux-amlogic@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-amlogic
next reply other threads:[~2020-11-15 19:07 UTC|newest] Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top 2020-11-15 19:06 Martin Blumenstingl [this message] 2020-11-15 19:06 ` [PATCH] thermal: amlogic: Add hwmon support Martin Blumenstingl 2020-11-16 8:35 ` Neil Armstrong 2020-11-16 8:35 ` Neil Armstrong 2020-11-16 9:31 ` Daniel Lezcano 2020-11-16 9:31 ` Daniel Lezcano 2020-11-24 9:36 ` [thermal: thermal/next] " thermal-bot for Martin Blumenstingl
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