init_completion(&twl6040->ready);
twl6040->rev = twl6040_reg_read(twl6040, TWL6040_REG_ASICREV);
+ if (twl6040->rev < 0) {
+ dev_err(&client->dev, "Failed to read revision register: %d\n",
+ twl6040->rev);
+ goto gpio_err;
+ }
/* ERRATA: Automatic power-up is not possible in ES1.0 */
if (twl6040_get_revid(twl6040) > TWL6040_REV_ES1_0)
}
/* dual-access registers controlled by I2C only */
- twl6040_set_bits(twl6040, TWL6040_REG_ACCCTL, TWL6040_I2CSEL);
regmap_register_patch(twl6040->regmap, twl6040_patch,
ARRAY_SIZE(twl6040_patch));