diff options
Diffstat (limited to 'drivers/power/pmic/pmic_tps65217.c')
| -rw-r--r-- | drivers/power/pmic/pmic_tps65217.c | 44 |
1 files changed, 43 insertions, 1 deletions
diff --git a/drivers/power/pmic/pmic_tps65217.c b/drivers/power/pmic/pmic_tps65217.c index 01c0ad1a8c8..c839e318905 100644 --- a/drivers/power/pmic/pmic_tps65217.c +++ b/drivers/power/pmic/pmic_tps65217.c @@ -8,6 +8,8 @@ #include <i2c.h> #include <power/tps65217.h> +struct udevice *tps65217_dev __attribute__((section(".data"))) = NULL; + /** * tps65217_reg_read() - Generic function that can read a TPS65217 register * @src_reg: Source register address @@ -16,7 +18,11 @@ */ int tps65217_reg_read(uchar src_reg, uchar *src_val) { +#ifndef CONFIG_DM_I2C return i2c_read(TPS65217_CHIP_PM, src_reg, 1, src_val, 1); +#else + return dm_i2c_read(tps65217_dev, src_reg, src_val, 1); +#endif } /** @@ -46,9 +52,14 @@ int tps65217_reg_write(uchar prot_level, uchar dest_reg, uchar dest_val, * mask */ if (mask != TPS65217_MASK_ALL_BITS) { +#ifndef CONFIG_DM_I2C ret = i2c_read(TPS65217_CHIP_PM, dest_reg, 1, &read_val, 1); +#else + ret = dm_i2c_read(tps65217_dev, dest_reg, &read_val, 1); +#endif if (ret) return ret; + read_val &= (~mask); read_val |= (dest_val & mask); dest_val = read_val; @@ -56,23 +67,40 @@ int tps65217_reg_write(uchar prot_level, uchar dest_reg, uchar dest_val, if (prot_level > 0) { xor_reg = dest_reg ^ TPS65217_PASSWORD_UNLOCK; +#ifndef CONFIG_DM_I2C ret = i2c_write(TPS65217_CHIP_PM, TPS65217_PASSWORD, 1, &xor_reg, 1); +#else + ret = dm_i2c_write(tps65217_dev, TPS65217_PASSWORD, + &xor_reg, 1); +#endif if (ret) return ret; } - +#ifndef CONFIG_DM_I2C ret = i2c_write(TPS65217_CHIP_PM, dest_reg, 1, &dest_val, 1); +#else + ret = dm_i2c_write(tps65217_dev, dest_reg, &dest_val, 1); +#endif if (ret) return ret; if (prot_level == TPS65217_PROT_LEVEL_2) { +#ifndef CONFIG_DM_I2C ret = i2c_write(TPS65217_CHIP_PM, TPS65217_PASSWORD, 1, &xor_reg, 1); +#else + ret = dm_i2c_write(tps65217_dev, TPS65217_PASSWORD, + &xor_reg, 1); +#endif if (ret) return ret; +#ifndef CONFIG_DM_I2C ret = i2c_write(TPS65217_CHIP_PM, dest_reg, 1, &dest_val, 1); +#else + ret = dm_i2c_write(tps65217_dev, dest_reg, &dest_val, 1); +#endif if (ret) return ret; } @@ -106,3 +134,17 @@ int tps65217_voltage_update(uchar dc_cntrl_reg, uchar volt_sel) return 0; } + +int power_tps65217_init(unsigned char bus) +{ +#ifdef CONFIG_DM_I2C + struct udevice *dev = NULL; + int rc; + + rc = i2c_get_chip_for_busnum(bus, TPS65217_CHIP_PM, 1, &dev); + if (rc) + return rc; + tps65217_dev = dev; +#endif + return 0; +} |