diff --git a/drivers/gpio/rdc321x-gpio.c b/drivers/gpio/rdc321x-gpio.c
index 2762698e0204adc99699839137680bafc7fcc0c7..897e0577e65e0fd425f18edb00512ee414566a64 100644
--- a/drivers/gpio/rdc321x-gpio.c
+++ b/drivers/gpio/rdc321x-gpio.c
@@ -135,7 +135,7 @@ static int __devinit rdc321x_gpio_probe(struct platform_device *pdev)
 	struct rdc321x_gpio *rdc321x_gpio_dev;
 	struct rdc321x_gpio_pdata *pdata;
 
-	pdata = pdev->dev.platform_data;
+	pdata = platform_get_drvdata(pdev);
 	if (!pdata) {
 		dev_err(&pdev->dev, "no platform data supplied\n");
 		return -ENODEV;
diff --git a/drivers/mfd/ab8500-core.c b/drivers/mfd/ab8500-core.c
index dbe1c93c1af3eeac287cc795f16307aa44f86ccc..d9640a623ff483446822e4370127c376d3c631c5 100644
--- a/drivers/mfd/ab8500-core.c
+++ b/drivers/mfd/ab8500-core.c
@@ -303,7 +303,7 @@ static irqreturn_t ab8500_irq(int irq, void *dev)
 			continue;
 
 		do {
-			int bit = __ffs(status);
+			int bit = __ffs(value);
 			int line = i * 8 + bit;
 
 			handle_nested_irq(ab8500->irq_base + line);
diff --git a/drivers/mfd/wm831x-core.c b/drivers/mfd/wm831x-core.c
index 7d2563fc15c6096ba30a37f15eb4c95c3cfae68a..76cadcf3b1fee2ccf996d318c01137c53ba852a7 100644
--- a/drivers/mfd/wm831x-core.c
+++ b/drivers/mfd/wm831x-core.c
@@ -1455,7 +1455,11 @@ int wm831x_device_init(struct wm831x *wm831x, unsigned long id, int irq)
 		dev_err(wm831x->dev, "Failed to read parent ID: %d\n", ret);
 		goto err;
 	}
-	if (ret != 0x6204) {
+	switch (ret) {
+	case 0x6204:
+	case 0x6246:
+		break;
+	default:
 		dev_err(wm831x->dev, "Device is not a WM831x: ID %x\n", ret);
 		ret = -EINVAL;
 		goto err;
@@ -1620,7 +1624,7 @@ int wm831x_device_init(struct wm831x *wm831x, unsigned long id, int irq)
 	case WM8325:
 		ret = mfd_add_devices(wm831x->dev, -1,
 				      wm8320_devs, ARRAY_SIZE(wm8320_devs),
-				      NULL, 0);
+				      NULL, wm831x->irq_base);
 		break;
 
 	default:
diff --git a/drivers/watchdog/rdc321x_wdt.c b/drivers/watchdog/rdc321x_wdt.c
index 428f8a1583e8598ae69414f8171e21a3bbbf2ba8..3939e53f5f981d327ff344d522ab59f4df43238b 100644
--- a/drivers/watchdog/rdc321x_wdt.c
+++ b/drivers/watchdog/rdc321x_wdt.c
@@ -231,7 +231,7 @@ static int __devinit rdc321x_wdt_probe(struct platform_device *pdev)
 	struct resource *r;
 	struct rdc321x_wdt_pdata *pdata;
 
-	pdata = pdev->dev.platform_data;
+	pdata = platform_get_drvdata(pdev);
 	if (!pdata) {
 		dev_err(&pdev->dev, "no platform data supplied\n");
 		return -ENODEV;