TIMECSR_US_64_COUNT  534 drivers/net/wireless/ralink/rt2x00/rt2400pci.h #define TIMECSR_US_64_COUNT		FIELD32(0x0000ff00)
TIMECSR_US_64_COUNT  637 drivers/net/wireless/ralink/rt2x00/rt2500pci.h #define TIMECSR_US_64_COUNT		FIELD32(0x0000ff00)