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| author | Thomas Kunze <thommycheck@gmx.de> | 2009-02-10 14:54:57 +0100 |
|---|---|---|
| committer | Thomas Kunze <tkunze@tkunze-desktop.(none)> | 2009-11-27 21:07:18 +0100 |
| commit | c8602edf3f9471466755329b78d309f2a01dd449 (patch) | |
| tree | 6ba19c85f76136951616b6e77bd1620e39ec6281 /include/linux/mfd/mcp.h | |
| parent | 1d0ad843b08f7655b8ac011bca1e3e0c69a554de (diff) | |
| download | lwn-c8602edf3f9471466755329b78d309f2a01dd449.tar.gz lwn-c8602edf3f9471466755329b78d309f2a01dd449.zip | |
move drivers/mfd/*.h to include/linux/mfd
So drivers like collie_battery driver can use
those files easier.
Diffstat (limited to 'include/linux/mfd/mcp.h')
| -rw-r--r-- | include/linux/mfd/mcp.h | 68 |
1 files changed, 68 insertions, 0 deletions
diff --git a/include/linux/mfd/mcp.h b/include/linux/mfd/mcp.h new file mode 100644 index 000000000000..be95e09fd746 --- /dev/null +++ b/include/linux/mfd/mcp.h @@ -0,0 +1,68 @@ +/* + * linux/drivers/mfd/mcp.h + * + * Copyright (C) 2001 Russell King, All Rights Reserved. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License. + */ +#ifndef MCP_H +#define MCP_H + +#include <mach/dma.h> + +struct mcp_ops; + +struct mcp { + struct module *owner; + struct mcp_ops *ops; + spinlock_t lock; + int use_count; + unsigned int sclk_rate; + unsigned int rw_timeout; + dma_device_t dma_audio_rd; + dma_device_t dma_audio_wr; + dma_device_t dma_telco_rd; + dma_device_t dma_telco_wr; + struct device attached_device; +}; + +struct mcp_ops { + void (*set_telecom_divisor)(struct mcp *, unsigned int); + void (*set_audio_divisor)(struct mcp *, unsigned int); + void (*reg_write)(struct mcp *, unsigned int, unsigned int); + unsigned int (*reg_read)(struct mcp *, unsigned int); + void (*enable)(struct mcp *); + void (*disable)(struct mcp *); +}; + +void mcp_set_telecom_divisor(struct mcp *, unsigned int); +void mcp_set_audio_divisor(struct mcp *, unsigned int); +void mcp_reg_write(struct mcp *, unsigned int, unsigned int); +unsigned int mcp_reg_read(struct mcp *, unsigned int); +void mcp_enable(struct mcp *); +void mcp_disable(struct mcp *); +#define mcp_get_sclk_rate(mcp) ((mcp)->sclk_rate) + +struct mcp *mcp_host_alloc(struct device *, size_t); +int mcp_host_register(struct mcp *); +void mcp_host_unregister(struct mcp *); + +struct mcp_driver { + struct device_driver drv; + int (*probe)(struct mcp *); + void (*remove)(struct mcp *); + int (*suspend)(struct mcp *, pm_message_t); + int (*resume)(struct mcp *); +}; + +int mcp_driver_register(struct mcp_driver *); +void mcp_driver_unregister(struct mcp_driver *); + +#define mcp_get_drvdata(mcp) dev_get_drvdata(&(mcp)->attached_device) +#define mcp_set_drvdata(mcp,d) dev_set_drvdata(&(mcp)->attached_device, d) + +#define mcp_priv(mcp) ((void *)((mcp)+1)) + +#endif |