ASoC: add fault detect recovery property to DT bindings

The driver already has support for setting the FDRB bit in the CONFA
register through platform data, but there was no property to set it
in the device-tree bindings.

Signed-off-by: Daniel Mack <daniel@zonque.org>
Signed-off-by: Mark Brown <broonie@kernel.org>

Documentation/devicetree/bindings/sound/st,sta32x.txt

@@ -39,6 +39,9 @@ Optional properties:
   -  st,thermal-warning-recover:
 	If present, thermal warning recovery is enabled.
 
+  - st,fault-detect-recovery:
+	If present, fault detect recovery is enabled.
+
   -  st,thermal-warning-adjustment:
 	If present, thermal warning adjustment is enabled.
 

sound/soc/codecs/sta32x.c

@@ -1038,6 +1038,8 @@ static int sta32x_probe_dt(struct device *dev, struct sta32x_priv *sta32x)
 	of_property_read_u8(np, "st,ch3-output-mapping",
 			    &pdata->ch3_output_mapping);
 
+	if (of_get_property(np, "st,fault-detect-recovery", NULL))
+		pdata->fault_detect_recovery = 1;
 	if (of_get_property(np, "st,thermal-warning-recovery", NULL))
 		pdata->thermal_warning_recovery = 1;
 	if (of_get_property(np, "st,thermal-warning-adjustment", NULL))