WM831X_CHIP_ID_MASK 200 include/linux/mfd/wm831x/core.h #define WM831X_CHIP_ID_MASK 0xFFFF /* CHIP_ID - [15:0] */ WM831X_CHIP_ID_MASK 99 include/linux/mfd/wm831x/otp.h #define WM831X_CHIP_ID_MASK 0xFFFF /* CHIP_ID - [15:0] */