regulator_get_optional 129 drivers/cpufreq/cpufreq-dt.c cpu_reg = regulator_get_optional(cpu_dev, name); regulator_get_optional 363 drivers/cpufreq/imx6q-cpufreq.c pu_reg = regulator_get_optional(cpu_dev, "pu"); regulator_get_optional 341 drivers/cpufreq/mediatek-cpufreq.c proc_reg = regulator_get_optional(cpu_dev, "proc"); regulator_get_optional 1620 drivers/opp/core.c reg = regulator_get_optional(dev, names[i]); regulator_get_optional 869 drivers/phy/phy-core.c phy->pwr = regulator_get_optional(&phy->dev, "phy"); regulator_get_optional 305 drivers/platform/x86/intel_cht_int33fe.c regulator = regulator_get_optional(dev, "cht_wc_usb_typec_vbus"); regulator_get_optional 2031 drivers/regulator/core.c EXPORT_SYMBOL_GPL(regulator_get_optional); regulator_get_optional 434 drivers/usb/musb/da8xx.c vbus_supply = regulator_get_optional(dev, "vbus"); regulator_get_optional 186 include/linux/regulator/consumer.h struct regulator *__must_check regulator_get_optional(struct device *dev, regulator_get_optional 1429 sound/soc/codecs/sgtl5000.c vddd = regulator_get_optional(&client->dev, "VDDD");