This reverts commit 49976f5f8ec350ee0e1191237bb06325840ae5d9.

Reverting changes regarding to twl6040 in MFD tree since the patches will go
via the audio tree.

Signed-off-by: Peter Ujfalusi <[email protected]>
---
 drivers/mfd/twl-core.c |   58 ++++++++++++++++++++---------------------------
 1 files changed, 25 insertions(+), 33 deletions(-)

diff --git a/drivers/mfd/twl-core.c b/drivers/mfd/twl-core.c
index 6c236d0..c1e4f1a 100644
--- a/drivers/mfd/twl-core.c
+++ b/drivers/mfd/twl-core.c
@@ -115,8 +115,8 @@
 #define twl_has_watchdog()        false
 #endif
 
-#if defined(CONFIG_MFD_TWL4030_AUDIO) || \
-       defined(CONFIG_MFD_TWL4030_AUDIO_MODULE)
+#if defined(CONFIG_MFD_TWL4030_AUDIO) || 
defined(CONFIG_MFD_TWL4030_AUDIO_MODULE) ||\
+       defined(CONFIG_TWL6040_CORE) || defined(CONFIG_TWL6040_CORE_MODULE)
 #define twl_has_codec()        true
 #else
 #define twl_has_codec()        false
@@ -146,7 +146,6 @@
 #define SUB_CHIP_ID1 1
 #define SUB_CHIP_ID2 2
 #define SUB_CHIP_ID3 3
-#define SUB_CHIP_ID_INVAL 0xff
 
 #define TWL_MODULE_LAST TWL4030_MODULE_LAST
 
@@ -318,7 +317,7 @@ static struct twl_mapping twl6030_map[] = {
         * so they continue to match the order in this table.
         */
        { SUB_CHIP_ID1, TWL6030_BASEADD_USB },
-       { SUB_CHIP_ID_INVAL, TWL6030_BASEADD_AUDIO },
+       { SUB_CHIP_ID3, TWL6030_BASEADD_AUDIO },
        { SUB_CHIP_ID2, TWL6030_BASEADD_DIEID },
        { SUB_CHIP_ID2, TWL6030_BASEADD_RSV },
        { SUB_CHIP_ID1, TWL6030_BASEADD_PIH },
@@ -380,11 +379,6 @@ int twl_i2c_write(u8 mod_no, u8 *value, u8 reg, unsigned 
num_bytes)
                return -EPERM;
        }
        sid = twl_map[mod_no].sid;
-       if (unlikely(sid == SUB_CHIP_ID_INVAL)) {
-               pr_err("%s: module %d is not part of the pmic\n",
-                      DRIVER_NAME, mod_no);
-               return -EINVAL;
-       }
        twl = &twl_modules[sid];
 
        mutex_lock(&twl->xfer_lock);
@@ -442,11 +436,6 @@ int twl_i2c_read(u8 mod_no, u8 *value, u8 reg, unsigned 
num_bytes)
                return -EPERM;
        }
        sid = twl_map[mod_no].sid;
-       if (unlikely(sid == SUB_CHIP_ID_INVAL)) {
-               pr_err("%s: module %d is not part of the pmic\n",
-                      DRIVER_NAME, mod_no);
-               return -EINVAL;
-       }
        twl = &twl_modules[sid];
 
        mutex_lock(&twl->xfer_lock);
@@ -847,6 +836,15 @@ add_children(struct twl4030_platform_data *pdata, unsigned 
long features)
                        return PTR_ERR(child);
        }
 
+       if (twl_has_codec() && pdata->audio && twl_class_is_6030()) {
+               sub_chip_id = twl_map[TWL_MODULE_AUDIO_VOICE].sid;
+               child = add_child(sub_chip_id, "twl6040",
+                               pdata->audio, sizeof(*pdata->audio),
+                               false, 0, 0);
+               if (IS_ERR(child))
+                       return PTR_ERR(child);
+       }
+
        /* twl4030 regulators */
        if (twl_has_regulator() && twl_class_is_4030()) {
                child = add_regulator(TWL4030_REG_VPLL1, pdata->vpll1,
@@ -1167,21 +1165,18 @@ int twl6030_exit_irq(void);
 
 static int twl_remove(struct i2c_client *client)
 {
-       unsigned i, num_slaves;
+       unsigned i;
        int status;
 
-       if (twl_class_is_4030()) {
+       if (twl_class_is_4030())
                status = twl4030_exit_irq();
-               num_slaves = TWL_NUM_SLAVES;
-       } else {
+       else
                status = twl6030_exit_irq();
-               num_slaves = TWL_NUM_SLAVES - 1;
-       }
 
        if (status < 0)
                return status;
 
-       for (i = 0; i < num_slaves; i++) {
+       for (i = 0; i < TWL_NUM_SLAVES; i++) {
                struct twl_client       *twl = &twl_modules[i];
 
                if (twl->client && twl->client != client)
@@ -1197,7 +1192,7 @@ static int __devinit
 twl_probe(struct i2c_client *client, const struct i2c_device_id *id)
 {
        int                             status;
-       unsigned                        i, num_slaves;
+       unsigned                        i;
        struct twl4030_platform_data    *pdata = client->dev.platform_data;
        struct device_node              *node = client->dev.of_node;
        u8 temp;
@@ -1251,17 +1246,7 @@ twl_probe(struct i2c_client *client, const struct 
i2c_device_id *id)
                return -EBUSY;
        }
 
-       if ((id->driver_data) & TWL6030_CLASS) {
-               twl_id = TWL6030_CLASS_ID;
-               twl_map = &twl6030_map[0];
-               num_slaves = TWL_NUM_SLAVES - 1;
-       } else {
-               twl_id = TWL4030_CLASS_ID;
-               twl_map = &twl4030_map[0];
-               num_slaves = TWL_NUM_SLAVES;
-       }
-
-       for (i = 0; i < num_slaves; i++) {
+       for (i = 0; i < TWL_NUM_SLAVES; i++) {
                struct twl_client       *twl = &twl_modules[i];
 
                twl->address = client->addr + i;
@@ -1280,6 +1265,13 @@ twl_probe(struct i2c_client *client, const struct 
i2c_device_id *id)
                mutex_init(&twl->xfer_lock);
        }
        inuse = true;
+       if ((id->driver_data) & TWL6030_CLASS) {
+               twl_id = TWL6030_CLASS_ID;
+               twl_map = &twl6030_map[0];
+       } else {
+               twl_id = TWL4030_CLASS_ID;
+               twl_map = &twl4030_map[0];
+       }
 
        /* setup clock framework */
        clocks_init(&client->dev, pdata->clock);
-- 
1.7.8.5

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