[PATCH v7 12/12] thermal: qoriq: Add hwmon support

From: Andrey Smirnov
Date: Wed Sep 11 2019 - 21:35:10 EST


Expose thermal readings as a HWMON device, so that it could be
accessed using lm-sensors.

Signed-off-by: Andrey Smirnov <andrew.smirnov@xxxxxxxxx>
Reviewed-by: Daniel Lezcano <daniel.lezcano@xxxxxxxxxx>
Tested-by: Lucas Stach <l.stach@xxxxxxxxxxxxxx>
Cc: Chris Healy <cphealy@xxxxxxxxx>
Cc: Lucas Stach <l.stach@xxxxxxxxxxxxxx>
Cc: Eduardo Valentin <edubezval@xxxxxxxxx>
Cc: Daniel Lezcano <daniel.lezcano@xxxxxxxxxx>
Cc: Angus Ainslie (Purism) <angus@xxxxxxxx>
Cc: linux-imx@xxxxxxx
Cc: linux-pm@xxxxxxxxxxxxxxx
Cc: linux-kernel@xxxxxxxxxxxxxxx
---
drivers/thermal/qoriq_thermal.c | 6 ++++++
1 file changed, 6 insertions(+)

diff --git a/drivers/thermal/qoriq_thermal.c b/drivers/thermal/qoriq_thermal.c
index 48853192514a..e907f0d2103f 100644
--- a/drivers/thermal/qoriq_thermal.c
+++ b/drivers/thermal/qoriq_thermal.c
@@ -13,6 +13,7 @@
#include <linux/thermal.h>

#include "thermal_core.h"
+#include "thermal_hwmon.h"

#define SITES_MAX 16

@@ -118,6 +119,11 @@ static int qoriq_tmu_register_tmu_zone(struct device *dev,
regmap_write(qdata->regmap, REGS_TMR, TMR_DISABLE);
return ret;
}
+
+ if (devm_thermal_add_hwmon_sysfs(tzd))
+ dev_warn(dev,
+ "Failed to add hwmon sysfs attributes\n");
+
}

return 0;
--
2.21.0