diff options
Diffstat (limited to 'nuttx/arch/arm/src/lpc31xx/lpc31_freqin.c')
-rwxr-xr-x | nuttx/arch/arm/src/lpc31xx/lpc31_freqin.c | 82 |
1 files changed, 82 insertions, 0 deletions
diff --git a/nuttx/arch/arm/src/lpc31xx/lpc31_freqin.c b/nuttx/arch/arm/src/lpc31xx/lpc31_freqin.c new file mode 100755 index 000000000..7e6bd3b3d --- /dev/null +++ b/nuttx/arch/arm/src/lpc31xx/lpc31_freqin.c @@ -0,0 +1,82 @@ +/**************************************************************************** + * arch/arm/src/lpc31xx/lpc31_freqin.c + * + * Copyright (C) 2009 Gregory Nutt. All rights reserved. + * Author: Gregory Nutt <spudmonkey@racsa.co.cr> + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in + * the documentation and/or other materials provided with the + * distribution. + * 3. Neither the name NuttX nor the names of its contributors may be + * used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS + * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE + * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, + * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, + * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS + * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED + * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN + * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + * + ****************************************************************************/ + +/**************************************************************************** + * Included Files + ****************************************************************************/ + +#include <nuttx/config.h> + +#include <stdint.h> + +#include <arch/board/board.h> + +#include "lpc31_cgudrvr.h" + +/**************************************************************************** + * Pre-processor Definitions + ****************************************************************************/ + +/**************************************************************************** + * Private Data + ****************************************************************************/ + +/**************************************************************************** + * Public Data + ****************************************************************************/ + +/* This array provides the programmed frequency of every input source. The + * board FFAST input crystal frequency is the only value known initially. + * Additional frequencies will be added to the table as they are determined + */ + +uint32_t g_boardfreqin[CGU_NFREQIN] = +{ + BOARD_FREQIN_FFAST, /* Index=CGU_FREQIN_FFAST */ + 0, /* Index=CGU_FREQIN_I2SRXBCK0 */ + 0, /* Index=CGU_FREQIN_I2SRXWS0 */ + 0, /* Index=CGU_FREQIN_I2SRXBCK1 */ + 0, /* Index=CGU_FREQIN_I2SRXWS1 */ + 0, /* Index=CGU_FREQIN_HPPLL0 (Audio/I2S PLL) */ + 0 /* Index=CGU_FREQIN_HPPLL1 (System PLL) */ +}; + +/**************************************************************************** + * Private Functions + ****************************************************************************/ + +/**************************************************************************** + * Public Functions + ****************************************************************************/ |