194     MXC_GCR->clkctrl |= MXC_F_GCR_CLKCTRL_ERTCO_EN; // For Rev A parts  in MXC_SYS_RTCClockEnable()
201     if ((MXC_GCR->clkctrl & MXC_F_GCR_CLKCTRL_SYSCLK_SEL) != MXC_S_GCR_CLKCTRL_SYSCLK_SEL_ERTCO) {  in MXC_SYS_RTCClockDisable()
202         MXC_GCR->clkctrl &= ~MXC_F_GCR_CLKCTRL_ERTCO_EN;  in MXC_SYS_RTCClockDisable()
217         MXC_GCR->clkctrl |= MXC_F_GCR_CLKCTRL_IPO_EN;  in MXC_SYS_ClockSourceEnable()
222         MXC_GCR->clkctrl |= MXC_F_GCR_CLKCTRL_IBRO_EN;  in MXC_SYS_ClockSourceEnable()
239         MXC_GCR->clkctrl |= MXC_F_GCR_CLKCTRL_ERFO_EN;  in MXC_SYS_ClockSourceEnable()
259     current_clock = MXC_GCR->clkctrl & MXC_F_GCR_CLKCTRL_SYSCLK_SEL;  in MXC_SYS_ClockSourceDisable()
268         MXC_GCR->clkctrl &= ~MXC_F_GCR_CLKCTRL_IPO_EN;  in MXC_SYS_ClockSourceDisable()
272         MXC_GCR->clkctrl &= ~MXC_F_GCR_CLKCTRL_IBRO_EN;  in MXC_SYS_ClockSourceDisable()
290         MXC_GCR->clkctrl &= ~MXC_F_GCR_CLKCTRL_ERFO_EN;  in MXC_SYS_ClockSourceDisable()
314         if (MXC_GCR->clkctrl & ready) {  in MXC_SYS_Clock_Timeout()
330     current_clock = MXC_GCR->clkctrl & MXC_F_GCR_CLKCTRL_SYSCLK_SEL;  in MXC_SYS_Clock_Select()
336         if (!(MXC_GCR->clkctrl & MXC_F_GCR_CLKCTRL_IPO_EN)) {  in MXC_SYS_Clock_Select()
337             MXC_GCR->clkctrl |= MXC_F_GCR_CLKCTRL_IPO_EN;  in MXC_SYS_Clock_Select()
346         MXC_SETFIELD(MXC_GCR->clkctrl, MXC_F_GCR_CLKCTRL_SYSCLK_SEL,  in MXC_SYS_Clock_Select()
354         if (!(MXC_GCR->clkctrl & MXC_F_GCR_CLKCTRL_IBRO_EN)) {  in MXC_SYS_Clock_Select()
355             MXC_GCR->clkctrl |= MXC_F_GCR_CLKCTRL_IBRO_EN;  in MXC_SYS_Clock_Select()
364         MXC_SETFIELD(MXC_GCR->clkctrl, MXC_F_GCR_CLKCTRL_SYSCLK_SEL,  in MXC_SYS_Clock_Select()
377         MXC_SETFIELD(MXC_GCR->clkctrl, MXC_F_GCR_CLKCTRL_SYSCLK_SEL,  in MXC_SYS_Clock_Select()
385         if (!(MXC_GCR->clkctrl & MXC_F_GCR_CLKCTRL_ERFO_EN)) {  in MXC_SYS_Clock_Select()
386             MXC_GCR->clkctrl |= MXC_F_GCR_CLKCTRL_ERFO_EN;  in MXC_SYS_Clock_Select()
395         MXC_SETFIELD(MXC_GCR->clkctrl, MXC_F_GCR_CLKCTRL_SYSCLK_SEL,  in MXC_SYS_Clock_Select()
402         MXC_SETFIELD(MXC_GCR->clkctrl, MXC_F_GCR_CLKCTRL_SYSCLK_SEL,  in MXC_SYS_Clock_Select()
410         if (!(MXC_GCR->clkctrl & MXC_F_GCR_CLKCTRL_ERTCO_EN)) {  in MXC_SYS_Clock_Select()
411             MXC_GCR->clkctrl |= MXC_F_GCR_CLKCTRL_ERTCO_EN;  in MXC_SYS_Clock_Select()
420         MXC_SETFIELD(MXC_GCR->clkctrl, MXC_F_GCR_CLKCTRL_SYSCLK_SEL,  in MXC_SYS_Clock_Select()
432         MXC_SETFIELD(MXC_GCR->clkctrl, MXC_F_GCR_CLKCTRL_SYSCLK_SEL, current_clock);  in MXC_SYS_Clock_Select()
451     MXC_SETFIELD(MXC_GCR->clkctrl, MXC_F_GCR_CLKCTRL_SYSCLK_DIV, div);  in MXC_SYS_SetClockDiv()
459     return (MXC_GCR->clkctrl & MXC_F_GCR_CLKCTRL_SYSCLK_DIV);  in MXC_SYS_GetClockDiv()