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Commit 9aa50750 authored by Wolfram Sang's avatar Wolfram Sang Committed by Mark Brown
Browse files

regmap: Add support for 2/6 register formating 



Signed-off-by: default avatarWolfram Sang <w.sang@pengutronix.de>
Signed-off-by: default avatarMark Brown <broonie@opensource.wolfsonmicro.com>
parent a24f64a6

drivers/base/regmap/regmap.c

+18 −0
Original line number Diff line number Diff line
@@ -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: