diff options
| author | Laxman Dewangan <ldewangan@nvidia.com> | 2011-06-03 14:44:18 +0530 |
|---|---|---|
| committer | Niket Sirsi <nsirsi@nvidia.com> | 2011-06-06 13:00:57 -0700 |
| commit | 2386c5ef045adc018865ac1d0fbebc8bced1556c (patch) | |
| tree | 1f258b51231c5c7c08da579784edb24d6aafb568 /include | |
| parent | 502c2becc54b49d26371f9b167f0c6f82a1bc37f (diff) | |
arm: mfd/regulator: tps80031: Fix I2C addressing
This change adds the possibility of addressing all addresses on the
tps80031 I2C Bus. The interrupt registers and SMPS1/2 and VIO require
using different I2C addresses to be reached correctly.
bug 830904
Change-Id: I1b5b0d03e531c3c8a0551e5049055930e742e10f
Reviewed-on: http://git-master/r/34866
Tested-by: Laxman Dewangan <ldewangan@nvidia.com>
Reviewed-by: Matt Wagner <mwagner@nvidia.com>
Reviewed-by: Laxman Dewangan <ldewangan@nvidia.com>
Diffstat (limited to 'include')
| -rw-r--r-- | include/linux/mfd/tps80031.h | 32 |
1 files changed, 25 insertions, 7 deletions
diff --git a/include/linux/mfd/tps80031.h b/include/linux/mfd/tps80031.h index 2f1a7baf44f5..9438b4602acb 100644 --- a/include/linux/mfd/tps80031.h +++ b/include/linux/mfd/tps80031.h @@ -71,6 +71,20 @@ enum { TPS80031_INT_RES2, }; +enum { + SLAVE_ID0 = 0, + SLAVE_ID1 = 1, + SLAVE_ID2 = 2, + SLAVE_ID3 = 3, +}; + +enum { + I2C_ID0_ADDR = 0x12, + I2C_ID1_ADDR = 0x48, + I2C_ID2_ADDR = 0x49, + I2C_ID3_ADDR = 0x4A, +}; + struct tps80031_subdev_info { int id; const char *name; @@ -95,13 +109,17 @@ struct tps80031_platform_data { * NOTE: the functions below are not intended for use outside * of the TPS80031 sub-device drivers */ -extern int tps80031_write(struct device *dev, int reg, uint8_t val); -extern int tps80031_writes(struct device *dev, int reg, int len, uint8_t *val); -extern int tps80031_read(struct device *dev, int reg, uint8_t *val); -extern int tps80031_reads(struct device *dev, int reg, int len, uint8_t *val); -extern int tps80031_set_bits(struct device *dev, int reg, uint8_t bit_mask); -extern int tps80031_clr_bits(struct device *dev, int reg, uint8_t bit_mask); -extern int tps80031_update(struct device *dev, int reg, uint8_t val, +extern int tps80031_write(struct device *dev, int sid, int reg, uint8_t val); +extern int tps80031_writes(struct device *dev, int sid, int reg, int len, + uint8_t *val); +extern int tps80031_read(struct device *dev, int sid, int reg, uint8_t *val); +extern int tps80031_reads(struct device *dev, int sid, int reg, int len, + uint8_t *val); +extern int tps80031_set_bits(struct device *dev, int sid, int reg, + uint8_t bit_mask); +extern int tps80031_clr_bits(struct device *dev, int sid, int reg, + uint8_t bit_mask); +extern int tps80031_update(struct device *dev, int sid, int reg, uint8_t val, uint8_t mask); extern int tps80031_power_off(void); |