newlib/libgloss/bfin/include/sys/pll.h

85 lines
2.1 KiB
C
Raw Normal View History

2008-08-14 Jie Zhang <jie.zhang@analog.com> * bfin/Makefile.in: (top_srcdir): Define. (mkinstalldirs): Define. (BOARD_SCRIPTS): Define. (BOARD_LDFLAGS): Define. (BOARD_BSP): Define. (BOARD_CRT0S): Define. (BOARD_OBJS): Define. (BOARD_TEST): Define. (BOARD_INSTALL): Define. (INCLUDES): Add -I$(srcdir)/include. (all): Add ${BOARD_CRT0S} and ${BOARD_BSP}. (.c.S): Remove target. (crt0.o): New target. (basiccrt.o): Likewise. (basiccrtb.o): Likewise. (basiccrts.o): Likewise. (basiccrt561.o, basiccrt561s.o, basiccrt561b.o): Likewise (clean mostlyclean): Remove ${BOARD_BSP}. (install): Depend on ${BOARD_INSTALL}. (install-sim): Reformat. (install-board): New target. * bfin/basiccrt.S: Remove useless __ADSPBF561_COREB__ in workaround code for 05000229. * bfin/syscalls.c (do_syscall): Use `EXCPT 0' instead of `RAISE 0' for syscall. * bfin/basiccrt.S: New file. * bfin/bf5*ld: New file. * bfin/bfin-common-mc.ld: New file. * bfin/bfin-common-sc.ld: New file. * bfin/include/blackfin.h: New file. * bfin/include/cdefBF5*.h: New file. * bfin/include/cdef_LPBlackfin.h: New file. * bfin/include/cdefblackfin.h: New file. * bfin/include/cplb.h: New file. * bfin/include/cplbtab.h: New file. * bfin/include/defBF5*.h: New files. * bfin/include/def_LPBlackfin.h: New files. * bfin/include/defblackfin.h: New file. * bfin/include/sys/_adi_platform.h: New file. * bfin/include/sys/anomaly_macros_rtl.h: New file. * bfin/include/sys/excause.h: New file. * bfin/include/sys/exception.h: New file. * bfin/include/sys/mc_typedef.h: New file. * bfin/include/sys/platform.h: New file. * bfin/include/sys/pll.h: New file. * bfin/include/sysreg.h: New file. * libnosys/configure.in (MISSING_SYSCALL_NAMES): Don't define for bfin. * libnosys/configure: Regenerate.
2008-08-15 00:00:47 +02:00
/*
* The authors hereby grant permission to use, copy, modify, distribute,
* and license this software and its documentation for any purpose, provided
* that existing copyright notices are retained in all copies and that this
* notice is included verbatim in any distributions. No written agreement,
* license, or royalty fee is required for any of the authorized uses.
* Modifications to this software may be copyrighted by their authors
* and need not follow the licensing terms described here, provided that
* the new terms are clearly indicated on the first page of each file where
* they apply.
*/
/************************************************************************
*
* pll.h
*
* Copyright (C) 2008 Analog Devices, Inc.
*
************************************************************************/
#ifdef __ASSEMBLY__
#pragma once
#pragma system_header
#endif
#ifndef _PLL_H
#define _PLL_H
#ifdef _MISRA_RULES
#pragma diag(push)
#pragma diag(suppress:misra_rule_6_3)
#endif /* _MISRA_RULES */
#define NO_STARTUP_SET 0
#define MAX_IN_STARTUP 1
#ifdef __ASSEMBLY__
enum clkctrl_t {
/* no modification of PLL rates in CRT startup - default */
no_startup_set=NO_STARTUP_SET,
/* CRT startup sets PLL rates to suitable maximum values */
max_in_startup=MAX_IN_STARTUP
};
/*
** Define __clk_ctrl to 1 to cause startup to set PLL rates for maximum
** speed performance rates. The default version defined in the runtime-
** libraries defines __clk_ctrl to 0 which disables the feature.
*/
extern enum clkctrl_t __clk_ctrl;
#ifdef __cplusplus
extern "C" {
#endif
#if defined(__ADSPLPBLACKFIN__)
/* Sets SSEL and CSEL bits in PLL_DIV to passed values.
** Returns -1 on failure.
*/
int pll_set_system_clocks(int _csel, int _ssel);
/*
** Sets MSEL and DF bits in PLL_CTL and LOCKCNT in PLL_LOCKCNT.
** Returns -1 on failure.
*/
int pll_set_system_vco(int _msel, int _df, int _lockcnt);
#endif /* __ADSPLPBLACKFIN__ */
#ifdef __cplusplus
}
#endif
#endif /* __ASSEMBLY__ */
#ifdef _MISRA_RULES
#pragma diag(pop)
#endif /* _MISRA_RULES */
#endif /* _PLL_H */