[PATCH v3 13/13] thermal: qoriq: Add hwmon support

[Andrey Smirnov]

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

Signed-off-by: Andrey Smirnov <andrew.smir...@gmail.com>
Cc: Chris Healy <cphe...@gmail.com>
Cc: Lucas Stach <l.st...@pengutronix.de>
Cc: Zhang Rui <rui.zh...@intel.com>
Cc: Eduardo Valentin <edubez...@gmail.com>
Cc: Daniel Lezcano <daniel.lezc...@linaro.org>
Cc: Angus Ainslie (Purism) <an...@akkea.ca>
Cc: linux-...@nxp.com
Cc: linux...@vger.kernel.org
Cc: linux-kernel@vger.kernel.org
---
 drivers/thermal/qoriq_thermal.c | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/drivers/thermal/qoriq_thermal.c b/drivers/thermal/qoriq_thermal.c
index 9d227654f879..7fb9321a0d8c 100644
--- a/drivers/thermal/qoriq_thermal.c
+++ b/drivers/thermal/qoriq_thermal.c
@@ -12,6 +12,7 @@
 #include <linux/thermal.h>
 
 #include "thermal_core.h"
+#include "thermal_hwmon.h"
 
 #define SITES_MAX      16
 
@@ -103,7 +104,10 @@ static int qoriq_tmu_register_tmu_zone(struct device *dev,
                case -ENODEV:
                        continue;
                case 0:
-                       break;
+                       ret = devm_thermal_add_hwmon_sysfs(tzd);
+                       if (!ret)
+                               break;
+                       /* fallthrough */
                default:
                        regmap_write(qdata->regmap, REGS_TMR, TMR_DISABLE);
                        return ret;
-- 
2.20.1