--- zzzz-none-000/linux-3.10.107/drivers/mfd/arizona-spi.c	2017-06-27 09:49:32.000000000 +0000
+++ scorpion-7490-727/linux-3.10.107/drivers/mfd/arizona-spi.c	2021-02-04 17:41:59.000000000 +0000
@@ -17,6 +17,7 @@
 #include <linux/regulator/consumer.h>
 #include <linux/slab.h>
 #include <linux/spi/spi.h>
+#include <linux/of.h>
 
 #include <linux/mfd/arizona/core.h>
 
@@ -26,23 +27,33 @@
 {
 	const struct spi_device_id *id = spi_get_device_id(spi);
 	struct arizona *arizona;
-	const struct regmap_config *regmap_config;
+	const struct regmap_config *regmap_config = NULL;
+	unsigned long type;
 	int ret;
 
-	switch (id->driver_data) {
-#ifdef CONFIG_MFD_WM5102
+	if (spi->dev.of_node)
+		type = arizona_of_get_type(&spi->dev);
+	else
+		type = id->driver_data;
+
+	switch (type) {
 	case WM5102:
-		regmap_config = &wm5102_spi_regmap;
+		if (IS_ENABLED(CONFIG_MFD_WM5102))
+			regmap_config = &wm5102_spi_regmap;
 		break;
-#endif
-#ifdef CONFIG_MFD_WM5110
 	case WM5110:
-		regmap_config = &wm5110_spi_regmap;
+	case WM8280:
+		if (IS_ENABLED(CONFIG_MFD_WM5110))
+			regmap_config = &wm5110_spi_regmap;
 		break;
-#endif
 	default:
-		dev_err(&spi->dev, "Unknown device type %ld\n",
-			id->driver_data);
+		dev_err(&spi->dev, "Unknown device type %ld\n", type);
+		return -EINVAL;
+	}
+
+	if (!regmap_config) {
+		dev_err(&spi->dev,
+			"No kernel support for device type %ld\n", type);
 		return -EINVAL;
 	}
 
@@ -58,7 +69,7 @@
 		return ret;
 	}
 
-	arizona->type = id->driver_data;
+	arizona->type = type;
 	arizona->dev = &spi->dev;
 	arizona->irq = spi->irq;
 
@@ -68,13 +79,16 @@
 static int arizona_spi_remove(struct spi_device *spi)
 {
 	struct arizona *arizona = spi_get_drvdata(spi);
+
 	arizona_dev_exit(arizona);
+
 	return 0;
 }
 
 static const struct spi_device_id arizona_spi_ids[] = {
 	{ "wm5102", WM5102 },
 	{ "wm5110", WM5110 },
+	{ "wm8280", WM8280 },
 	{ },
 };
 MODULE_DEVICE_TABLE(spi, arizona_spi_ids);
@@ -82,8 +96,8 @@
 static struct spi_driver arizona_spi_driver = {
 	.driver = {
 		.name	= "arizona",
-		.owner	= THIS_MODULE,
 		.pm	= &arizona_pm_ops,
+		.of_match_table	= of_match_ptr(arizona_of_match),
 	},
 	.probe		= arizona_spi_probe,
 	.remove		= arizona_spi_remove,