On 2019-10-15 00:27, Emmanuel Vadot wrote: > +#define DWC3_GTXFIFOSIZ(x) (0xc300 + 0x4 * x) > +#define DWC3_GRXFIFOSIZ(x) (0xc380 + 0x4 * x) Use a pair of ()'s around arguments: #define DWC3_GRXFIFOSIZ(x) (0xc380 + 0x4 * (x)) --HPS