// udelay waits for the given number of microseconds before returning.
// We cannot use the sleep timer from this context (import cycle), but we need
// an approximate method to spin CPU cycles for short periods of time.
//go:inline
udelay waits for the given number of microseconds before returning.
We cannot use the sleep timer from this context (import cycle), but we need
an approximate method to spin CPU cycles for short periods of time.
go:inline
// udelay waits for the given number of microseconds before returning . // We cannot use the sleep timer from this context ( import cycle ) but we need // an approximate method to spin CPU cycles for short periods of time . // go : inline
func udelay(microsec uint32) {
	n := cycles(microsec, descCPUFrequencyHz)
	for i := uint32(0); i < n; i++ {
		arm.Asm(`nop`)
	}
}
func udelay ( microsec uint32 ) { n := cycles ( microsec , descCPUFrequencyHz ) for i := uint32 ( 0 ) ; i < n ; i ++ { arm . Asm ( `nop` ) } }
udelay waits for the given number of microseconds before returning.
udelay waits for the given number of microseconds before returning .