TPS68470_REG_REVID 43 drivers/mfd/tps68470.c ret = regmap_read(regmap, TPS68470_REG_REVID, &version); TPS68470_REG_REVID 53 include/linux/mfd/tps68470.h #define TPS68470_REG_MAX TPS68470_REG_REVID