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regmap: Allow ranges to be named 

For more useful diagnostics.

Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
This commit is contained in:
Mark Brown 2012-10-03 12:40:47 +01:00
parent 061adc064a
commit d058bb4961
3 changed files with 6 additions and 0 deletions
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1
drivers/base/regmap/internal.h
View File

@ -120,6 +120,7 @@ int _regmap_write(struct regmap *map, unsigned int reg,
struct regmap_range_node {
struct rb_node node;
const char *name;
unsigned int range_min;
unsigned int range_max;

1
drivers/base/regmap/regmap.c
View File

@ -579,6 +579,7 @@ struct regmap *regmap_init(struct device *dev,
goto err_range;
}
new->name = range_cfg->name;
new->range_min = range_cfg->range_min;
new->range_max = range_cfg->range_max;
new->selector_reg = range_cfg->selector_reg;

4
include/linux/regmap.h
View File

@ -142,6 +142,8 @@ struct regmap_config {
* 1. page selector register update;
* 2. access through data window registers.
*
* @name: Descriptive name for diagnostics
*
* @range_min: Address of the lowest register address in virtual range.
* @range_max: Address of the highest register in virtual range.
*
@ -153,6 +155,8 @@ struct regmap_config {
* @window_len: Number of registers in data window.
*/
struct regmap_range_cfg {
const char *name;
/* Registers of virtual address range */
unsigned int range_min;
unsigned int range_max;