5 files changed, 52 insertions, 48 deletions

diff --git a/drivers/mfd/ab3100-core.c b/drivers/mfd/ab3100-core.c
index 5447da16a170..613481028272 100644
--- a/drivers/mfd/ab3100-core.c
+++ b/drivers/mfd/ab3100-core.c
@@ -57,8 +57,6 @@
  * The AB3100 is usually assigned address 0x48 (7-bit)
  * The chip is defined in the platform i2c_board_data section.
  */
-static unsigned short normal_i2c[] = { 0x48, I2C_CLIENT_END };
-I2C_CLIENT_INSMOD_1(ab3100);
 
 u8 ab3100_get_chip_type(struct ab3100 *ab3100)
 {
@@ -966,7 +964,7 @@ static int __exit ab3100_remove(struct i2c_client *client)
 }
 
 static const struct i2c_device_id ab3100_id[] = {
-        { "ab3100", ab3100 },
+        { "ab3100", 0 },
         { }
 };
 MODULE_DEVICE_TABLE(i2c, ab3100_id);
diff --git a/drivers/mfd/twl4030-core.c b/drivers/mfd/twl4030-core.c
index e424cf6d8e9e..a1c47ee95c0e 100644
--- a/drivers/mfd/twl4030-core.c
+++ b/drivers/mfd/twl4030-core.c
@@ -480,7 +480,6 @@ static int
 add_children(struct twl4030_platform_data *pdata, unsigned long features)
 {
         struct device   *child;
-        struct device   *usb_transceiver = NULL;
 
         if (twl_has_bci() && pdata->bci && !(features & TPS_SUBSET)) {
                 child = add_child(3, "twl4030_bci",
@@ -532,16 +531,61 @@ add_children(struct twl4030_platform_data *pdata, unsigned long features)
         }
 
         if (twl_has_usb() && pdata->usb) {
+
+                static struct regulator_consumer_supply usb1v5 = {
+                        .supply =       "usb1v5",
+                };
+                static struct regulator_consumer_supply usb1v8 = {
+                        .supply =       "usb1v8",
+                };
+                static struct regulator_consumer_supply usb3v1 = {
+                        .supply =       "usb3v1",
+                };
+
+        /* First add the regulators so that they can be used by transceiver */
+                if (twl_has_regulator()) {
+                        /* this is a template that gets copied */
+                        struct regulator_init_data usb_fixed = {
+                                .constraints.valid_modes_mask =
+                                        REGULATOR_MODE_NORMAL
+                                        | REGULATOR_MODE_STANDBY,
+                                .constraints.valid_ops_mask =
+                                        REGULATOR_CHANGE_MODE
+                                        | REGULATOR_CHANGE_STATUS,
+                        };
+
+                        child = add_regulator_linked(TWL4030_REG_VUSB1V5,
+                                                      &usb_fixed, &usb1v5, 1);
+                        if (IS_ERR(child))
+                                return PTR_ERR(child);
+
+                        child = add_regulator_linked(TWL4030_REG_VUSB1V8,
+                                                      &usb_fixed, &usb1v8, 1);
+                        if (IS_ERR(child))
+                                return PTR_ERR(child);
+
+                        child = add_regulator_linked(TWL4030_REG_VUSB3V1,
+                                                      &usb_fixed, &usb3v1, 1);
+                        if (IS_ERR(child))
+                                return PTR_ERR(child);
+
+                }
+
                 child = add_child(0, "twl4030_usb",
                                 pdata->usb, sizeof(*pdata->usb),
                                 true,
                                 /* irq0 = USB_PRES, irq1 = USB */
                                 pdata->irq_base + 8 + 2, pdata->irq_base + 4);
+
                 if (IS_ERR(child))
                         return PTR_ERR(child);
 
                 /* we need to connect regulators to this transceiver */
-                usb_transceiver = child;
+                if (twl_has_regulator() && child) {
+                        usb1v5.dev = child;
+                        usb1v8.dev = child;
+                        usb3v1.dev = child;
+                }
         }
 
         if (twl_has_watchdog()) {
@@ -580,47 +624,6 @@ add_children(struct twl4030_platform_data *pdata, unsigned long features)
                         return PTR_ERR(child);
         }
 
-        if (twl_has_regulator() && usb_transceiver) {
-                static struct regulator_consumer_supply usb1v5 = {
-                        .supply =       "usb1v5",
-                };
-                static struct regulator_consumer_supply usb1v8 = {
-                        .supply =       "usb1v8",
-                };
-                static struct regulator_consumer_supply usb3v1 = {
-                        .supply =       "usb3v1",
-                };
-
-                /* this is a template that gets copied */
-                struct regulator_init_data usb_fixed = {
-                        .constraints.valid_modes_mask =
-                                  REGULATOR_MODE_NORMAL
-                                | REGULATOR_MODE_STANDBY,
-                        .constraints.valid_ops_mask =
-                                  REGULATOR_CHANGE_MODE
-                                | REGULATOR_CHANGE_STATUS,
-                };
-
-                usb1v5.dev = usb_transceiver;
-                usb1v8.dev = usb_transceiver;
-                usb3v1.dev = usb_transceiver;
-
-                child = add_regulator_linked(TWL4030_REG_VUSB1V5, &usb_fixed,
-                                &usb1v5, 1);
-                if (IS_ERR(child))
-                        return PTR_ERR(child);
-
-                child = add_regulator_linked(TWL4030_REG_VUSB1V8, &usb_fixed,
-                                &usb1v8, 1);
-                if (IS_ERR(child))
-                        return PTR_ERR(child);
-
-                child = add_regulator_linked(TWL4030_REG_VUSB3V1, &usb_fixed,
-                                &usb3v1, 1);
-                if (IS_ERR(child))
-                        return PTR_ERR(child);
-        }
-
         /* maybe add LDOs that are omitted on cost-reduced parts */
         if (twl_has_regulator() && !(features & TPS_SUBSET)) {
                 child = add_regulator(TWL4030_REG_VPLL2, pdata->vpll2);
@@ -792,7 +795,7 @@ twl4030_probe(struct i2c_client *client, const struct i2c_device_id *id)
                         twl->client = i2c_new_dummy(client->adapter,
                                         twl->address);
                         if (!twl->client) {
-                                dev_err(&twl->client->dev,
+                                dev_err(&client->dev,
                                         "can't attach client %d\n", i);
                                 status = -ENOMEM;
                                 goto fail;
diff --git a/drivers/mfd/ucb1400_core.c b/drivers/mfd/ucb1400_core.c
index 2afc08006e6d..fa294b6d600a 100644
--- a/drivers/mfd/ucb1400_core.c
+++ b/drivers/mfd/ucb1400_core.c
@@ -21,6 +21,7 @@
  */
 
 #include <linux/module.h>
+#include <linux/sched.h>
 #include <linux/ucb1400.h>
 
 unsigned int ucb1400_adc_read(struct snd_ac97 *ac97, u16 adc_channel,
diff --git a/drivers/mfd/ucb1x00-core.c b/drivers/mfd/ucb1x00-core.c
index fea9085fe52c..60c3988f3cf3 100644
--- a/drivers/mfd/ucb1x00-core.c
+++ b/drivers/mfd/ucb1x00-core.c
@@ -18,6 +18,7 @@
  */
 #include <linux/module.h>
 #include <linux/kernel.h>
+#include <linux/sched.h>
 #include <linux/slab.h>
 #include <linux/init.h>
 #include <linux/errno.h>
diff --git a/drivers/mfd/wm831x-irq.c b/drivers/mfd/wm831x-irq.c
index d3015dfb9134..ac056ea6b66e 100644
--- a/drivers/mfd/wm831x-irq.c
+++ b/drivers/mfd/wm831x-irq.c
@@ -507,6 +507,8 @@ int wm831x_irq_init(struct wm831x *wm831x, int irq)
 {
         int i, ret;
 
+        mutex_init(&wm831x->irq_lock);
+
         if (!irq) {
                 dev_warn(wm831x->dev,
                          "No interrupt specified - functionality limited\n");
@@ -521,7 +523,6 @@ int wm831x_irq_init(struct wm831x *wm831x, int irq)
         }
 
         wm831x->irq = irq;
-        mutex_init(&wm831x->irq_lock);
         INIT_WORK(&wm831x->irq_work, wm831x_irq_worker);
 
         /* Mask the individual interrupt sources */