hwmon: (jc42) Add support for generic JC-42.4 devicetree binding

With this change, JC-42.4 compatible temperature sensors can be configured
in devicetree by providing a generic "jedec,jc-42.4-temp" binding.

Signed-off-by: Guenter Roeck <linux@roeck-us.net>

diff --git a/drivers/hwmon/jc42.c b/drivers/hwmon/jc42.c
index d9c4f78..9d5f85f 100644 (file)
--- a/drivers/hwmon/jc42.c
+++ b/drivers/hwmon/jc42.c
@@ -31,6 +31,7 @@
 #include <linux/hwmon-sysfs.h>
 #include <linux/err.h>
 #include <linux/mutex.h>
+#include <linux/of.h>
 
 /* Addresses to scan */
 static const unsigned short normal_i2c[] = {
@@ -541,11 +542,20 @@ static const struct i2c_device_id jc42_id[] = {
 };
 MODULE_DEVICE_TABLE(i2c, jc42_id);
 
+#ifdef CONFIG_OF
+static const struct of_device_id jc42_of_ids[] = {
+       { .compatible = "jedec,jc-42.4-temp", },
+       { }
+};
+MODULE_DEVICE_TABLE(of, jc42_of_ids);
+#endif
+
 static struct i2c_driver jc42_driver = {
        .class          = I2C_CLASS_SPD | I2C_CLASS_HWMON,
        .driver = {
                .name   = "jc42",
                .pm = JC42_DEV_PM_OPS,
+               .of_match_table = of_match_ptr(jc42_of_ids),
        },
        .probe          = jc42_probe,
        .remove         = jc42_remove,