Extern or forward variable declaration include/linux/mfd/ab8500.h, line 176 [usage...] include/linux/mfd/mc13xxx.h, line 67 [usage...] include/linux/mfd/wm831x/pdata.h, line 19 [usage...] include/linux/mfd/wm8350/pmic.h, line 705 [usage...] include/linux/regulator/bq24022.h, line 13 [usage...] include/linux/regulator/driver.h, line 23 [usage...] include/linux/regulator/fixed.h, line 20 [usage...] include/linux/regulator/gpio-regulator.h, line 24 [usage...] Structure include/linux/regulator/machine.h, line 176 [usage...]