[PATCH v2] thermal: mediatek: add sensors-support

Frank Wunderlich linux at fw-web.de
Tue Apr 20 16:54:10 BST 2021


From: Frank Wunderlich <frank-w at public-files.de>

add HWMON-support to mediateks thermal driver to allow lm-sensors
userspace tools read soc temperature

Signed-off-by: Frank Wunderlich <frank-w at public-files.de>
---
v2: drop ifdef and used devm_thermal_add_hwmon_sysfs
---
 drivers/thermal/mtk_thermal.c | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/drivers/thermal/mtk_thermal.c b/drivers/thermal/mtk_thermal.c
index 149c6d7fd5a0..32be8a715c7d 100644
--- a/drivers/thermal/mtk_thermal.c
+++ b/drivers/thermal/mtk_thermal.c
@@ -23,6 +23,8 @@
 #include <linux/reset.h>
 #include <linux/types.h>
 
+#include "thermal_hwmon.h"
+
 /* AUXADC Registers */
 #define AUXADC_CON1_SET_V	0x008
 #define AUXADC_CON1_CLR_V	0x00c
@@ -1087,6 +1089,11 @@ static int mtk_thermal_probe(struct platform_device *pdev)
 		goto err_disable_clk_peri_therm;
 	}
 
+	tzdev->tzp->no_hwmon = false;
+	ret = devm_thermal_add_hwmon_sysfs(tzdev);
+	if (ret)
+		dev_err(&pdev->dev, "error in thermal_add_hwmon_sysfs");
+
 	return 0;
 
 err_disable_clk_peri_therm:
-- 
2.25.1




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