M_TACH_UNIT       722 drivers/hwmon/aspeed-pwm-tacho.c 	priv->type_fan_tach_unit[TYPEM] = M_TACH_UNIT;
M_TACH_UNIT       725 drivers/hwmon/aspeed-pwm-tacho.c 				     M_TACH_UNIT, M_TACH_CLK_DIV);