thermal/drivers/k3: Add hwmon support

Expose the thermal sensors on K3 AM654 as hwmon devices, so that
temperatures could be read using lm-sensors.

Signed-off-by: Massimiliano Minella <massimiliano.minella@gmail.com>
Link: https://lore.kernel.org/r/20220401151656.913166-1-massimiliano.minella@se.com
Signed-off-by: Daniel Lezcano <daniel.lezcano@linaro.org>
This commit is contained in:
Massimiliano Minella 2022-04-01 17:13:51 +02:00 committed by Daniel Lezcano
parent 96f6f333bc
commit 9e5f5f15fe
1 changed files with 5 additions and 0 deletions

View File

@ -16,6 +16,8 @@
#include <linux/thermal.h>
#include <linux/types.h>
#include "thermal_hwmon.h"
#define K3_VTM_DEVINFO_PWR0_OFFSET 0x4
#define K3_VTM_DEVINFO_PWR0_TEMPSENS_CT_MASK 0xf0
#define K3_VTM_TMPSENS0_CTRL_OFFSET 0x80
@ -219,6 +221,9 @@ static int k3_bandgap_probe(struct platform_device *pdev)
ret = PTR_ERR(data[id].tzd);
goto err_alloc;
}
if (devm_thermal_add_hwmon_sysfs(data[id].tzd))
dev_warn(dev, "Failed to add hwmon sysfs attributes\n");
}
platform_set_drvdata(pdev, bgp);