diff options
Diffstat (limited to 'drivers/base')
| -rw-r--r-- | drivers/base/regmap/regmap.c | 52 |
1 files changed, 52 insertions, 0 deletions
diff --git a/drivers/base/regmap/regmap.c b/drivers/base/regmap/regmap.c index 63e30ef096e2..a1beffb4b066 100644 --- a/drivers/base/regmap/regmap.c +++ b/drivers/base/regmap/regmap.c @@ -192,6 +192,13 @@ static void regmap_format_16_be(void *buf, unsigned int val, unsigned int shift) b[0] = cpu_to_be16(val << shift); } +static void regmap_format_16_le(void *buf, unsigned int val, unsigned int shift) +{ + __le16 *b = buf; + + b[0] = cpu_to_le16(val << shift); +} + static void regmap_format_16_native(void *buf, unsigned int val, unsigned int shift) { @@ -216,6 +223,13 @@ static void regmap_format_32_be(void *buf, unsigned int val, unsigned int shift) b[0] = cpu_to_be32(val << shift); } +static void regmap_format_32_le(void *buf, unsigned int val, unsigned int shift) +{ + __le32 *b = buf; + + b[0] = cpu_to_le32(val << shift); +} + static void regmap_format_32_native(void *buf, unsigned int val, unsigned int shift) { @@ -240,6 +254,13 @@ static unsigned int regmap_parse_16_be(const void *buf) return be16_to_cpu(b[0]); } +static unsigned int regmap_parse_16_le(const void *buf) +{ + const __le16 *b = buf; + + return le16_to_cpu(b[0]); +} + static void regmap_parse_16_be_inplace(void *buf) { __be16 *b = buf; @@ -247,6 +268,13 @@ static void regmap_parse_16_be_inplace(void *buf) b[0] = be16_to_cpu(b[0]); } +static void regmap_parse_16_le_inplace(void *buf) +{ + __le16 *b = buf; + + b[0] = le16_to_cpu(b[0]); +} + static unsigned int regmap_parse_16_native(const void *buf) { return *(u16 *)buf; @@ -269,6 +297,13 @@ static unsigned int regmap_parse_32_be(const void *buf) return be32_to_cpu(b[0]); } +static unsigned int regmap_parse_32_le(const void *buf) +{ + const __le32 *b = buf; + + return le32_to_cpu(b[0]); +} + static void regmap_parse_32_be_inplace(void *buf) { __be32 *b = buf; @@ -276,6 +311,13 @@ static void regmap_parse_32_be_inplace(void *buf) b[0] = be32_to_cpu(b[0]); } +static void regmap_parse_32_le_inplace(void *buf) +{ + __le32 *b = buf; + + b[0] = le32_to_cpu(b[0]); +} + static unsigned int regmap_parse_32_native(const void *buf) { return *(u32 *)buf; @@ -608,6 +650,11 @@ struct regmap *regmap_init(struct device *dev, map->format.parse_val = regmap_parse_16_be; map->format.parse_inplace = regmap_parse_16_be_inplace; break; + case REGMAP_ENDIAN_LITTLE: + map->format.format_val = regmap_format_16_le; + map->format.parse_val = regmap_parse_16_le; + map->format.parse_inplace = regmap_parse_16_le_inplace; + break; case REGMAP_ENDIAN_NATIVE: map->format.format_val = regmap_format_16_native; map->format.parse_val = regmap_parse_16_native; @@ -629,6 +676,11 @@ struct regmap *regmap_init(struct device *dev, map->format.parse_val = regmap_parse_32_be; map->format.parse_inplace = regmap_parse_32_be_inplace; break; + case REGMAP_ENDIAN_LITTLE: + map->format.format_val = regmap_format_32_le; + map->format.parse_val = regmap_parse_32_le; + map->format.parse_inplace = regmap_parse_32_le_inplace; + break; case REGMAP_ENDIAN_NATIVE: map->format.format_val = regmap_format_32_native; map->format.parse_val = regmap_parse_32_native; |