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regmap: add SPMI support

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Add basic support for the System Power Management Interface (SPMI) bus.
This is a simple implementation which only implements register accesses
via the Extended Register Read/Write Long commands.

Signed-off-by: Josh Cartwright <joshc@codeaurora.org>
Signed-off-by: Mark Brown <broonie@linaro.org>
This commit is contained in:
Josh Cartwright 2013-10-28 13:12:35 -05:00 • committed by Mark Brown
parent 959f58544b
commit a01779f89f
4 changed files with 100 additions and 1 deletions
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5
include/linux/regmap.h
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@ -23,6 +23,7 @@ struct device;
struct i2c_client;
struct irq_domain;
struct spi_device;
struct spmi_device;
struct regmap;
struct regmap_range_cfg;
struct regmap_field;
@ -318,6 +319,8 @@ struct regmap *regmap_init_i2c(struct i2c_client *i2c,
const struct regmap_config *config);
struct regmap *regmap_init_spi(struct spi_device *dev,
const struct regmap_config *config);
struct regmap *regmap_init_spmi(struct spmi_device *dev,
const struct regmap_config *config);
struct regmap *regmap_init_mmio_clk(struct device *dev, const char *clk_id,
void __iomem *regs,
const struct regmap_config *config);
@ -330,6 +333,8 @@ struct regmap *devm_regmap_init_i2c(struct i2c_client *i2c,
const struct regmap_config *config);
struct regmap *devm_regmap_init_spi(struct spi_device *dev,
const struct regmap_config *config);
struct regmap *devm_regmap_init_spmi(struct spmi_device *dev,
const struct regmap_config *config);
struct regmap *devm_regmap_init_mmio_clk(struct device *dev, const char *clk_id,
void __iomem *regs,
const struct regmap_config *config);