thermal/drivers/mediatek: Add sensors-support

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

Signed-off-by: Frank Wunderlich <frank-w@public-files.de>
Reviewed-by: Matthias Brugger <matthias.bgg@gmail.com>
Signed-off-by: Daniel Lezcano <daniel.lezcano@linaro.org>
Link: https://lore.kernel.org/r/20210608154530.70074-1-linux@fw-web.de

diff --git a/drivers/thermal/mtk_thermal.c b/drivers/thermal/mtk_thermal.c
index 97e8678..ede94ea 100644 (file)
--- 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 +1089,10 @@ static int mtk_thermal_probe(struct platform_device *pdev)
                goto err_disable_clk_peri_therm;
        }
 
+       ret = devm_thermal_add_hwmon_sysfs(tzdev);
+       if (ret)
+               dev_warn(&pdev->dev, "error in thermal_add_hwmon_sysfs");
+
        return 0;
 
 err_disable_clk_peri_therm: