mfd: arizona: Rename thermal shutdown interrupt

Newer versions of the IP introduce short circuit protection which will
also shutdown the speaker. Rename the interrupt and associated register
bits associated with thermal events to better fit the function and avoid
conflict with future interrupt additions.

Signed-off-by: Charles Keepax <ckeepax@opensource.wolfsonmicro.com>
Signed-off-by: Lee Jones <lee.jones@linaro.org>
diff --git a/sound/soc/codecs/arizona.c b/sound/soc/codecs/arizona.c
index 29e198f..1b14105 100644
--- a/sound/soc/codecs/arizona.c
+++ b/sound/soc/codecs/arizona.c
@@ -107,7 +107,7 @@
 		break;
 	case SND_SOC_DAPM_POST_PMU:
 		val = snd_soc_read(codec, ARIZONA_INTERRUPT_RAW_STATUS_3);
-		if (val & ARIZONA_SPK_SHUTDOWN_STS) {
+		if (val & ARIZONA_SPK_OVERHEAT_STS) {
 			dev_crit(arizona->dev,
 				 "Speaker not enabled due to temperature\n");
 			return -EBUSY;
@@ -159,7 +159,7 @@
 	if (ret != 0) {
 		dev_err(arizona->dev, "Failed to read thermal status: %d\n",
 			ret);
-	} else if (val & ARIZONA_SPK_SHUTDOWN_WARN_STS) {
+	} else if (val & ARIZONA_SPK_OVERHEAT_WARN_STS) {
 		dev_crit(arizona->dev, "Thermal warning\n");
 	}
 
@@ -177,7 +177,7 @@
 	if (ret != 0) {
 		dev_err(arizona->dev, "Failed to read thermal status: %d\n",
 			ret);
-	} else if (val & ARIZONA_SPK_SHUTDOWN_STS) {
+	} else if (val & ARIZONA_SPK_OVERHEAT_STS) {
 		dev_crit(arizona->dev, "Thermal shutdown\n");
 		ret = regmap_update_bits(arizona->regmap,
 					 ARIZONA_OUTPUT_ENABLES_1,
@@ -223,7 +223,7 @@
 		break;
 	}
 
-	ret = arizona_request_irq(arizona, ARIZONA_IRQ_SPK_SHUTDOWN_WARN,
+	ret = arizona_request_irq(arizona, ARIZONA_IRQ_SPK_OVERHEAT_WARN,
 				  "Thermal warning", arizona_thermal_warn,
 				  arizona);
 	if (ret != 0)
@@ -231,7 +231,7 @@
 			"Failed to get thermal warning IRQ: %d\n",
 			ret);
 
-	ret = arizona_request_irq(arizona, ARIZONA_IRQ_SPK_SHUTDOWN,
+	ret = arizona_request_irq(arizona, ARIZONA_IRQ_SPK_OVERHEAT,
 				  "Thermal shutdown", arizona_thermal_shutdown,
 				  arizona);
 	if (ret != 0)