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Commit abedd757 authored by Meng Wang's avatar Meng Wang Committed by Meng Wang
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regmap: Add soundwire bus support 



Add soundwire bus support to regmap. This change add init
function to initialise soundwire register map.

Change-Id: Ib45da17e62468bfc2d4dcfc5acf6534ef1150ba9
Signed-off-by: default avatarMeng Wang <mwang@codeaurora.org>
parent 2b0715dd

include/linux/regmap.h

+31 −0
Original line number Diff line number Diff line
@@ -34,6 +34,7 @@ struct regmap_range_cfg; 
struct regmap_field;

struct snd_ac97;

struct sdw_slave;

struct swr_device;



/* An enum of all the supported cache types */

enum regcache_type {
@@ -610,6 +611,10 @@ struct regmap *__devm_regmap_init_slimbus(struct slim_device *slimbus, 
				 const struct regmap_config *config,

				 struct lock_class_key *lock_key,

				 const char *lock_name);

struct regmap *__devm_regmap_init_swr(struct swr_device *dev,

				      const struct regmap_config *config,

				      struct lock_class_key *lock_key,

				      const char *lock_name);

/*

 * Wrapper for regmap_init macros to include a unique lockdep key and name

 * for each call. No-op if CONFIG_LOCKDEP is not set.
@@ -796,6 +801,18 @@ bool regmap_ac97_default_volatile(struct device *dev, unsigned int reg); 
	__regmap_lockdep_wrapper(__regmap_init_sdw, #config,		\

				sdw, config)



/**

 * regmap_init_swr(): Initialise register map

 *

 * @swr: Device that will be interacted with

 * @config: Configuration for register map

 *

 * The return value will be an ERR_PTR() on error or a valid pointer to

 * a struct regmap.

 */

#define regmap_init_swr(swr, config)					\

	__regmap_lockdep_wrapper(__regmap_init_swr, #config,		\

				swr, config)



/**

 * devm_regmap_init() - Initialise managed register map
@@ -968,6 +985,20 @@ bool regmap_ac97_default_volatile(struct device *dev, unsigned int reg); 
#define devm_regmap_init_slimbus(slimbus, config)			\

	__regmap_lockdep_wrapper(__devm_regmap_init_slimbus, #config,	\

				slimbus, config)

/**

 * devm_regmap_init_swr(): Initialise managed register map

 *

 * @swr: Device that will be interacted with

 * @config: Configuration for register map

 *

 * The return value will be an ERR_PTR() on error or a valid pointer

 * to a struct regmap.  The regmap will be automatically freed by the

 * device management code.

 */

#define devm_regmap_init_swr(swr, config)                              \

	__regmap_lockdep_wrapper(__devm_regmap_init_swr, #config,       \

				swr, config)



int regmap_mmio_attach_clk(struct regmap *map, struct clk *clk);

void regmap_mmio_detach_clk(struct regmap *map);

void regmap_exit(struct regmap *map);