summaryrefslogtreecommitdiff
path: root/drivers/mfd
diff options
context:
space:
mode:
authorLee Jones <lee.jones@linaro.org>2014-08-28 10:48:18 +0100
committerLee Jones <lee.jones@linaro.org>2014-09-26 08:15:45 +0100
commit260a127bfbeba4bb574e7b46f07c12d4ddac57c1 (patch)
treebdf4c0f5a1f2249fe70432915ce59a27273e2e9f /drivers/mfd
parentfea31042ff613145c7784e2ce454bf3c151b97ba (diff)
mfd: 88pm860x-i2c: Purge unused functions
The following functions appear to be unused since v2.6.39: pm860x_page_reg_read() pm860x_page_bulk_write() pm860x_page_set_bits() Let's remove them. Signed-off-by: Lee Jones <lee.jones@linaro.org>
Diffstat (limited to 'drivers/mfd')
-rw-r--r--drivers/mfd/88pm860x-i2c.c64
1 files changed, 0 insertions, 64 deletions
diff --git a/drivers/mfd/88pm860x-i2c.c b/drivers/mfd/88pm860x-i2c.c
index a93b4d0134a2..7063cfded699 100644
--- a/drivers/mfd/88pm860x-i2c.c
+++ b/drivers/mfd/88pm860x-i2c.c
@@ -140,26 +140,6 @@ static int write_device(struct i2c_client *i2c, int reg,
return 0;
}
-int pm860x_page_reg_read(struct i2c_client *i2c, int reg)
-{
- unsigned char zero = 0;
- unsigned char data;
- int ret;
-
- i2c_lock_adapter(i2c->adapter);
- read_device(i2c, 0xFA, 0, &zero);
- read_device(i2c, 0xFB, 0, &zero);
- read_device(i2c, 0xFF, 0, &zero);
- ret = read_device(i2c, reg, 1, &data);
- if (ret >= 0)
- ret = (int)data;
- read_device(i2c, 0xFE, 0, &zero);
- read_device(i2c, 0xFC, 0, &zero);
- i2c_unlock_adapter(i2c->adapter);
- return ret;
-}
-EXPORT_SYMBOL(pm860x_page_reg_read);
-
int pm860x_page_reg_write(struct i2c_client *i2c, int reg,
unsigned char data)
{
@@ -195,47 +175,3 @@ int pm860x_page_bulk_read(struct i2c_client *i2c, int reg,
return ret;
}
EXPORT_SYMBOL(pm860x_page_bulk_read);
-
-int pm860x_page_bulk_write(struct i2c_client *i2c, int reg,
- int count, unsigned char *buf)
-{
- unsigned char zero = 0;
- int ret;
-
- i2c_lock_adapter(i2c->adapter);
- read_device(i2c, 0xFA, 0, &zero);
- read_device(i2c, 0xFB, 0, &zero);
- read_device(i2c, 0xFF, 0, &zero);
- ret = write_device(i2c, reg, count, buf);
- read_device(i2c, 0xFE, 0, &zero);
- read_device(i2c, 0xFC, 0, &zero);
- i2c_unlock_adapter(i2c->adapter);
- i2c_unlock_adapter(i2c->adapter);
- return ret;
-}
-EXPORT_SYMBOL(pm860x_page_bulk_write);
-
-int pm860x_page_set_bits(struct i2c_client *i2c, int reg,
- unsigned char mask, unsigned char data)
-{
- unsigned char zero;
- unsigned char value;
- int ret;
-
- i2c_lock_adapter(i2c->adapter);
- read_device(i2c, 0xFA, 0, &zero);
- read_device(i2c, 0xFB, 0, &zero);
- read_device(i2c, 0xFF, 0, &zero);
- ret = read_device(i2c, reg, 1, &value);
- if (ret < 0)
- goto out;
- value &= ~mask;
- value |= data;
- ret = write_device(i2c, reg, 1, &value);
-out:
- read_device(i2c, 0xFE, 0, &zero);
- read_device(i2c, 0xFC, 0, &zero);
- i2c_unlock_adapter(i2c->adapter);
- return ret;
-}
-EXPORT_SYMBOL(pm860x_page_set_bits);