diff options
| author | Joonyoung Shim <jy0922.shim@samsung.com> | 2010-09-10 18:36:39 +0200 |
|---|---|---|
| committer | Samuel Ortiz <sameo@linux.intel.com> | 2010-10-29 00:29:03 +0200 |
| commit | 2c7e6f5797140b33ec2b967ff28941e1c7eff4b2 (patch) | |
| tree | c05033ac7712ab253981dc43ac512577113c91c4 /drivers/mfd/max8998.c | |
| parent | 676e02d7a2ed9bb02994670a07df533a29a99de6 (diff) | |
| download | linux-2c7e6f5797140b33ec2b967ff28941e1c7eff4b2.tar.bz2 | |
mfd: Add MAX8998 interrupts support
Use genirq and provide seperated file for interrupts support.
Signed-off-by: Joonyoung Shim <jy0922.shim@samsung.com>
Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com>
Reviewed-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
Diffstat (limited to 'drivers/mfd/max8998.c')
| -rw-r--r-- | drivers/mfd/max8998.c | 25 |
1 files changed, 24 insertions, 1 deletions
diff --git a/drivers/mfd/max8998.c b/drivers/mfd/max8998.c index 3b8a5076d351..49c140a78ba9 100644 --- a/drivers/mfd/max8998.c +++ b/drivers/mfd/max8998.c @@ -1,5 +1,5 @@ /* - * max8698.c - mfd core driver for the Maxim 8998 + * max8998.c - mfd core driver for the Maxim 8998 * * Copyright (C) 2009-2010 Samsung Electronics * Kyungmin Park <kyungmin.park@samsung.com> @@ -53,6 +53,21 @@ int max8998_read_reg(struct i2c_client *i2c, u8 reg, u8 *dest) } EXPORT_SYMBOL(max8998_read_reg); +int max8998_bulk_read(struct i2c_client *i2c, u8 reg, int count, u8 *buf) +{ + struct max8998_dev *max8998 = i2c_get_clientdata(i2c); + int ret; + + mutex_lock(&max8998->iolock); + ret = i2c_smbus_read_i2c_block_data(i2c, reg, count, buf); + mutex_unlock(&max8998->iolock); + if (ret < 0) + return ret; + + return 0; +} +EXPORT_SYMBOL(max8998_bulk_read); + int max8998_write_reg(struct i2c_client *i2c, u8 reg, u8 value) { struct max8998_dev *max8998 = i2c_get_clientdata(i2c); @@ -87,6 +102,7 @@ EXPORT_SYMBOL(max8998_update_reg); static int max8998_i2c_probe(struct i2c_client *i2c, const struct i2c_device_id *id) { + struct max8998_platform_data *pdata = i2c->dev.platform_data; struct max8998_dev *max8998; int ret = 0; @@ -97,8 +113,15 @@ static int max8998_i2c_probe(struct i2c_client *i2c, i2c_set_clientdata(i2c, max8998); max8998->dev = &i2c->dev; max8998->i2c = i2c; + max8998->irq = i2c->irq; + if (pdata) { + max8998->ono = pdata->ono; + max8998->irq_base = pdata->irq_base; + } mutex_init(&max8998->iolock); + max8998_irq_init(max8998); + ret = mfd_add_devices(max8998->dev, -1, max8998_devs, ARRAY_SIZE(max8998_devs), NULL, 0); |