diff options
| author | Wolfram Sang <w.sang@pengutronix.de> | 2012-01-27 16:10:22 +0100 |
|---|---|---|
| committer | Lokesh Pathak <lpathak@nvidia.com> | 2012-03-05 07:58:43 -0800 |
| commit | d082b9b85588534376e661392481cac534684ffe (patch) | |
| tree | 68008c02336cac0245fa1e09cc1b31308a273c2d /drivers/base/regmap | |
| parent | 41d71e122ce866f7c38574fd109d578699105735 (diff) | |
regmap: Add support for 2/6 register formating
Signed-off-by: Wolfram Sang <w.sang@pengutronix.de>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
(cherry picked from commit 9aa507505cdcd10b7390398790f013374ee74a26)
Change-Id: I3af1a4c4e9aa30f9ebbd64d5c1818e3e04328e7e
Signed-off-by: Laxman Dewangan <ldewangan@nvidia.com>
Reviewed-on: http://git-master/r/87582
Diffstat (limited to 'drivers/base/regmap')
| -rw-r--r-- | drivers/base/regmap/regmap.c | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/drivers/base/regmap/regmap.c b/drivers/base/regmap/regmap.c index 92e6e962eaad..48fc5ad35b5c 100644 --- a/drivers/base/regmap/regmap.c +++ b/drivers/base/regmap/regmap.c @@ -76,6 +76,14 @@ static bool regmap_volatile_range(struct regmap *map, unsigned int reg, return true; } +static void regmap_format_2_6_write(struct regmap *map, + unsigned int reg, unsigned int val) +{ + u8 *out = map->work_buf; + + *out = (reg << 6) | val; +} + static void regmap_format_4_12_write(struct regmap *map, unsigned int reg, unsigned int val) { @@ -180,6 +188,16 @@ struct regmap *regmap_init(struct device *dev, } switch (config->reg_bits) { + case 2: + switch (config->val_bits) { + case 6: + map->format.format_write = regmap_format_2_6_write; + break; + default: + goto err_map; + } + break; + case 4: switch (config->val_bits) { case 12: |