diff options
Diffstat (limited to 'drivers/mfd/twl6030.c')
-rw-r--r-- | drivers/mfd/twl6030.c | 56 |
1 files changed, 56 insertions, 0 deletions
diff --git a/drivers/mfd/twl6030.c b/drivers/mfd/twl6030.c new file mode 100644 index 0000000000..7ecfed8062 --- /dev/null +++ b/drivers/mfd/twl6030.c @@ -0,0 +1,56 @@ +/* + * Copyright (C) 2011 Alexander Aring <a.aring@phytec.de> + * + * This file is released under the GPLv2 + */ + +#include <common.h> +#include <init.h> +#include <driver.h> +#include <xfuncs.h> +#include <errno.h> + +#include <i2c/i2c.h> +#include <mfd/twl6030.h> + +#define DRIVERNAME "twl6030" + +#define to_twl6030(a) container_of(a, struct twl6030, cdev) + +static struct twl6030 *twl_dev; + +struct twl6030 *twl6030_get(void) +{ + return twl_dev; +} +EXPORT_SYMBOL(twl6030_get); + +static int twl_probe(struct device_d *dev) +{ + if (twl_dev) + return -EBUSY; + + twl_dev = xzalloc(sizeof(struct twl6030)); + twl_dev->core.cdev.name = DRIVERNAME; + twl_dev->core.client = to_i2c_client(dev); + twl_dev->core.cdev.size = 1024; + twl_dev->core.cdev.dev = dev; + twl_dev->core.cdev.ops = &twl_fops; + + devfs_create(&(twl_dev->core.cdev)); + + return 0; +} + +static struct driver_d twl_driver = { + .name = DRIVERNAME, + .probe = twl_probe, +}; + +static int twl_init(void) +{ + register_driver(&twl_driver); + return 0; +} + +device_initcall(twl_init); |