|
|
/****************************************************************************
* arch/mips/src/pic32mx/pic32mx-devcfg.h
*
* Copyright (C) 2011-2012 Gregory Nutt. All rights reserved.
* Author: Gregory Nutt <gnutt@nuttx.org>
*
* 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.
*
****************************************************************************/
#ifndef __ARCH_MIPS_SRC_PIC32MX_PIC32MX_DEVCFG_H
#define __ARCH_MIPS_SRC_PIC32MX_PIC32MX_DEVCFG_H
/****************************************************************************
* Included Files
****************************************************************************/
#include <nuttx/config.h>
#include "pic32mx-memorymap.h"
/****************************************************************************
* Pre-Processor Definitions
****************************************************************************/
/* Register Offsets *********************************************************/
#define PIC32MX_DEVCFG3_OFFSET 0x0000 /* Device configuration word 3 */
#define PIC32MX_DEVCFG2_OFFSET 0x0004 /* Device configuration word 2 */
#define PIC32MX_DEVCFG1_OFFSET 0x0008 /* Device configuration word 1 */
#define PIC32MX_DEVCFG0_OFFSET 0x000c /* Device configuration word 0 */
/* Register Addresses *******************************************************/
#define PIC32MX_DEVCFG3 (PIC32MX_DEVCFG_K1BASE+PIC32MX_DEVCFG3_OFFSET)
#define PIC32MX_DEVCFG2 (PIC32MX_DEVCFG_K1BASE+PIC32MX_DEVCFG2_OFFSET)
#define PIC32MX_DEVCFG1 (PIC32MX_DEVCFG_K1BASE+PIC32MX_DEVCFG1_OFFSET)
#define PIC32MX_DEVCFG0 (PIC32MX_DEVCFG_K1BASE+PIC32MX_DEVCFG0_OFFSET)
/* Register Bit-Field Definitions *******************************************/
/* Device configuration word 3 */
#define DEVCFG3_USERID_SHIFT (0) /* Bits 0-15: User-defined, readable via ICSP� and JTAG */
#define DEVCFG3_USERID_MASK (0xffff << DEVCFG3_USERID_SHIFT)
#if defined(CHIP_PIC32MX1) || defined(CHIP_PIC32MX2)
# define DEVCFG3_PMDL1WAY (1 << 28) /* Bit 28: Peripheral Module Disable Configuration */
# define DEVCFG3_IOL1WAY (1 << 29) /* Bit 29: Peripheral Pin Select Configuration */
# define DEVCFG3_FUSBIDIO (1 << 30) /* Bit 30: USB USBID selection */
# define DEVCFG3_FVBUSIO (1 << 31) /* Bit 31: USB VBUSON selection */
# define DEVCFG3_UNUSED 0x0fff0000 /* Bits 16-28 */
#elif defined(CHIP_PIC32MX3) || defined(CHIP_PIC32MX4)
# define DEVCFG3_UNUSED 0xffff0000 /* Bits 16-31 */
#elif defined(CHIP_PIC32MX5) || defined(CHIP_PIC32MX6) || defined(CHIP_PIC32MX7)
# define DEVCFG3_FSRSSEL_SHIFT (16) /* Bits 16-18: SRS select */
# define DEVCFG3_FSRSSEL_MASK (7 << DEVCFG3_FSRSSEL_SHIFT)
# define DEVCFG3_FMIIEN (1 << 24) /* Bit 24: Ethernet MII enable */
# define DEVCFG3_FETHIO (1 << 25) /* Bit 25: Ethernet I/O pin selection */
# define DEVCFG3_FCANIO (1 << 26) /* Bit 26: CAN I/O pin selection */
# define DEVCFG3_FSCM1IO (1 << 29) /* Bit 29: SCM1 pin C selection */
# define DEVCFG3_FUSBIDIO (1 << 30) /* Bit 30: USB USBID selection */
# define DEVCFG3_FVBUSIO (1 << 31) /* Bit 31: USB VBUSON selection */
# define DEVCFG3_UNUSED 0x18f80000 /* Bits 19-23, 27-28 */
#endif
/* Device configuration word 2 */
#define DEVCFG2_FPLLIDIV_SHIFT (0) /* Bits 0-2: PLL input divider value */
#define DEVCFG2_FPLLIDIV_MASK (7 << DEVCFG2_FPLLIDIV_SHIFT)
# define DEVCFG2_FPLLIDIV_DIV1 (0 << DEVCFG2_FPLLIDIV_SHIFT)
# define DEVCFG2_FPLLIDIV_DIV2 (1 << DEVCFG2_FPLLIDIV_SHIFT)
# define DEVCFG2_FPLLIDIV_DIV3 (2 << DEVCFG2_FPLLIDIV_SHIFT)
# define DEVCFG2_FPLLIDIV_DIV4 (3 << DEVCFG2_FPLLIDIV_SHIFT)
# define DEVCFG2_FPLLIDIV_DIV5 (4 << DEVCFG2_FPLLIDIV_SHIFT)
# define DEVCFG2_FPLLIDIV_DIV6 (5 << DEVCFG2_FPLLIDIV_SHIFT)
# define DEVCFG2_FPLLIDIV_DIV10 (6 << DEVCFG2_FPLLIDIV_SHIFT)
# define DEVCFG2_FPLLIDIV_DIV12 (7 << DEVCFG2_FPLLIDIV_SHIFT)
#define DEVCFG2_FPLLMULT_SHIFT (4) /* Bits 4-6: Initial PLL multiplier value */
#define DEVCFG2_FPLLMULT_MASK (7 << DEVCFG2_FPLLMULT_SHIFT)
# define DEVCFG2_FPLLMULT_MUL15 (0 << DEVCFG2_FPLLMULT_SHIFT)
# define DEVCFG2_FPLLMULT_MUL16 (1 << DEVCFG2_FPLLMULT_SHIFT)
# define DEVCFG2_FPLLMULT_MUL17 (2 << DEVCFG2_FPLLMULT_SHIFT)
# define DEVCFG2_FPLLMULT_MUL18 (3 << DEVCFG2_FPLLMULT_SHIFT)
# define DEVCFG2_FPLLMULT_MUL19 (4 << DEVCFG2_FPLLMULT_SHIFT)
# define DEVCFG2_FPLLMULT_MUL20 (5 << DEVCFG2_FPLLMULT_SHIFT)
# define DEVCFG2_FPLLMULT_MUL21 (6 << DEVCFG2_FPLLMULT_SHIFT)
# define DEVCFG2_FPLLMULT_MUL24 (7 << DEVCFG2_FPLLMULT_SHIFT)
#define DEVCFG2_FUPLLIDIV_SHIFT (8) /* Bits 8-10: PLL input divider */
#define DEVCFG2_FUPLLIDIV_MASK (7 << DEVCFG2_FUPLLIDIV_SHIFT)
# define DEVCFG2_FUPLLIDIV_DIV1 (0 << DEVCFG2_FUPLLIDIV_SHIFT)
# define DEVCFG2_FUPLLIDIV_DIV2 (1 << DEVCFG2_FUPLLIDIV_SHIFT)
# define DEVCFG2_FUPLLIDIV_DIV3 (2 << DEVCFG2_FUPLLIDIV_SHIFT)
# define DEVCFG2_FUPLLIDIV_DIV4 (3 << DEVCFG2_FUPLLIDIV_SHIFT)
# define DEVCFG2_FUPLLIDIV_DIV5 (4 << DEVCFG2_FUPLLIDIV_SHIFT)
# define DEVCFG2_FUPLLIDIV_DIV6 (5 << DEVCFG2_FUPLLIDIV_SHIFT)
# define DEVCFG2_FUPLLIDIV_DIV10 (6 << DEVCFG2_FUPLLIDIV_SHIFT)
# define DEVCFG2_FUPLLIDIV_DIV12 (7 << DEVCFG2_FUPLLIDIV_SHIFT)
#define DEVCFG2_FUPLLEN (1 << 15) /* Bit 15: USB PLL enable */
#define DEVCFG2_FPLLODIV_SHIFT (16) /* Bits 16-18: Default postscaler for PLL bits */
#define DEVCFG2_FPLLODIV_MASK (7 << DEVCFG2_FPLLODIV_SHIFT)
# define DEVCFG2_FPLLODIV_DIV1 (0 << DEVCFG2_FPLLODIV_SHIFT)
# define DEVCFG2_FPLLODIV_DIV2 (1 << DEVCFG2_FPLLODIV_SHIFT)
# define DEVCFG2_FPLLODIV_DIV4 (2 << DEVCFG2_FPLLODIV_SHIFT)
# define DEVCFG2_FPLLODIV_DIV8 (3 << DEVCFG2_FPLLODIV_SHIFT)
# define DEVCFG2_FPLLODIV_DIV16 (4 << DEVCFG2_FPLLODIV_SHIFT)
# define DEVCFG2_FPLLODIV_DIV32 (5 << DEVCFG2_FPLLODIV_SHIFT)
# define DEVCFG2_FPLLODIV_DIV64 (6 << DEVCFG2_FPLLODIV_SHIFT)
# define DEVCFG2_FPLLODIV_DIV256 (7 << DEVCFG2_FPLLODIV_SHIFT)
#define DEVCFG2_UNUSED 0xfff87888 /* Bits 3, 7, 11-14, 19-31 */
/* Device configuration word 1 */
#define DEVCFG1_FNOSC_SHIFT (0) /* Bits 0-2: Oscillator selection */
#define DEVCFG1_FNOSC_MASK (7 << DEVCFG1_FNOSC_SHIFT)
# define DEVCFG1_FNOSC_FRC (0 << DEVCFG1_FNOSC_SHIFT) /* FRC oscillator */
# define DEVCFG1_FNOSC_FRCPLL (1 << DEVCFG1_FNOSC_SHIFT) /* FRC w/PLL module */
# define DEVCFG1_FNOSC_POSC (2 << DEVCFG1_FNOSC_SHIFT) /* Primary oscillator */
# define DEVCFG1_FNOSC_POSCPLL (3 << DEVCFG1_FNOSC_SHIFT) /* Primary oscillator w/PLL */
# define DEVCFG1_FNOSC_SOSC (4 << DEVCFG1_FNOSC_SHIFT) /* Secondary oscillator */
# define DEVCFG1_FNOSC_LPRC (5 << DEVCFG1_FNOSC_SHIFT) /* Low power RC oscillator */
# define DEVCFG1_FNOSC_FRCDIV (7 << DEVCFG1_FNOSC_SHIFT) /* FRC oscillator with FRCDIV */
#define DEVCFG1_FSOSCEN (1 << 5) /* Bit 5: Secondary oscillator (sosc) enable bit */
#define DEVCFG1_IESO (1 << 7) /* Bit 7: Internal external switch over */
#define DEVCFG1_POSCMOD_SHIFT (8) /* Bits 8-9: Primary oscillator (posc) configuration */
#define DEVCFG1_POSCMOD_MASK (3 << DEVCFG1_POSCMOD_SHIFT)
# define DEVCFG1_POSCMOD_EC (0 << DEVCFG1_POSCMOD_SHIFT) /* EC mode */
# define DEVCFG1_POSCMOD_XT (1 << DEVCFG1_POSCMOD_SHIFT) /* XT mode */
# define DEVCFG1_POSCMOD_HS (2 << DEVCFG1_POSCMOD_SHIFT) /* HS mode */
# define DEVCFG1_POSCMOD_DIS (3 << DEVCFG1_POSCMOD_SHIFT) /* Primary Oscillator disabled */
#define DEVCFG1_OSCIOFNC (1 << 10) /* Bit 10: CLKO (clock-out) enable configuration */
#define DEVCFG1_FPBDIV_SHIFT (12) /* Bits 12-13: Peripheral bus clock divisor default value */
#define DEVCFG1_FPBDIV_MASK (3 << DEVCFG1_FPBDIV_SHIFT)
# define DEVCFG1_FPBDIV_DIV1 (0 << DEVCFG1_FPBDIV_SHIFT) /* PBCLK is SYSCLK/1 */
# define DEVCFG1_FPBDIV_DIV2 (1 << DEVCFG1_FPBDIV_SHIFT) /* PBCLK is SYSCLK/2 */
# define DEVCFG1_FPBDIV_DIV4 (2 << DEVCFG1_FPBDIV_SHIFT) /* PBCLK is SYSCLK/4 */
# define DEVCFG1_FPBDIV_DIV8 (3 << DEVCFG1_FPBDIV_SHIFT) /* PBCLK is SYSCLK /8 */
#define DEVCFG1_FCKSM_SHIFT (14) /* Bits 14-15: Clock switching and monitor selection configuration */
#define DEVCFG1_FCKSM_MASK (3 << DEVCFG1_FCKSM_SHIFT)
# define DEVCFG1_FCKSM_BOTH (0 << DEVCFG1_FCKSM_SHIFT) /* Clock switching and FSCM are enabled */
# define DEVCFG1_FCKSM_CSONLY (1 << DEVCFG1_FCKSM_SHIFT) /* Clock switching is enabled, FSCM is disabled */
# define DEVCFG1_FCKSM_NONE (3 << DEVCFG1_FCKSM_SHIFT) /* Clock switching and FSCM are disabled */
#define DEVCFG1_WDTPS_SHIFT (16) /* Bits 16-20: WDT postscaler select */
#define DEVCFG1_WDTPS_MASK (31 << DEVCFG1_WDTPS_SHIFT)
# define DEVCFG1_WDTPS_1 (0 << DEVCFG1_WDTPS_SHIFT) /* 1:1 */
# define DEVCFG1_WDTPS_2 (1 << DEVCFG1_WDTPS_SHIFT) /* 1:2 */
# define DEVCFG1_WDTPS_4 (2 << DEVCFG1_WDTPS_SHIFT) /* 1:4 */
# define DEVCFG1_WDTPS_8 (3 << DEVCFG1_WDTPS_SHIFT) /* 1:8 */
# define DEVCFG1_WDTPS_16 (4 << DEVCFG1_WDTPS_SHIFT) /* 1:16 */
# define DEVCFG1_WDTPS_32 (5 << DEVCFG1_WDTPS_SHIFT) /* 1:32 */
# define DEVCFG1_WDTPS_64 (6 << DEVCFG1_WDTPS_SHIFT) /* 1:64 */
# define DEVCFG1_WDTPS_128 (7 << DEVCFG1_WDTPS_SHIFT) /* 1:128 */
# define DEVCFG1_WDTPS_256 (8 << DEVCFG1_WDTPS_SHIFT) /* 1:256 */
# define DEVCFG1_WDTPS_512 (9 << DEVCFG1_WDTPS_SHIFT) /* 1:512 */
# define DEVCFG1_WDTPS_1024 (10 << DEVCFG1_WDTPS_SHIFT) /* 1:1024 */
# define DEVCFG1_WDTPS_2048 (11 << DEVCFG1_WDTPS_SHIFT) /* 1:2048 */
# define DEVCFG1_WDTPS_4096 (12 << DEVCFG1_WDTPS_SHIFT) /* 1:4096 */
# define DEVCFG1_WDTPS_8192 (13 << DEVCFG1_WDTPS_SHIFT) /* 1:8192 */
# define DEVCFG1_WDTPS_16384 (14 << DEVCFG1_WDTPS_SHIFT) /* 1:16384 */
# define DEVCFG1_WDTPS_32768 (15 << DEVCFG1_WDTPS_SHIFT) /* 1:32768 */
# define DEVCFG1_WDTPS_65536 (16 << DEVCFG1_WDTPS_SHIFT) /* 1:65536 */
# define DEVCFG1_WDTPS_131072 (17 << DEVCFG1_WDTPS_SHIFT) /* 1:131072 */
# define DEVCFG1_WDTPS_262144 (18 << DEVCFG1_WDTPS_SHIFT) /* 1:262144 */
# define DEVCFG1_WDTPS_524288 (19 << DEVCFG1_WDTPS_SHIFT) /* 1:524288 */
# define DEVCFG1_WDTPS_1048576 (20 << DEVCFG1_WDTPS_SHIFT) /* 1:1048576 */
#define DEVCFG1_FWDTEN (1 << 23) /* Bit 23: WDT enable */
#if defined(CHIP_PIC32MX1) || defined(CHIP_PIC32MX2)
# define DEVCFG1_WINDIS (1 << 22) /* Bit 22: Windowed watchdog timer enable */
# define DEVCFG1_FWDTWINSZ_SHIFT (24) /* Bits 24-25: Watchdog Timer Window Size bits */
# define DEVCFG1_FWDTWINSZ_MASK (3 << DEVCFG1_FWDTWINSZ_SHIFT)
# define DEVCFG1_FWDTWINSZ_25 (0 << DEVCFG1_FWDTWINSZ_SHIFT) /* 25% */
# define DEVCFG1_FWDTWINSZ_37p5 (1 << DEVCFG1_FWDTWINSZ_SHIFT) /* 37.5% */
# define DEVCFG1_FWDTWINSZ_50 (2 << DEVCFG1_FWDTWINSZ_SHIFT) /* 50% */
# define DEVCFG1_FWDTWINSZ_75 (3 << DEVCFG1_FWDTWINSZ_SHIFT) /* 75% */
# define DEVCFG1_UNUSED 0xfc200858 /* Bits 3-4, 6, 11, 21, 26-31 */
#else
# define DEVCFG1_UNUSED 0xff600858 /* Bits 3-4, 6, 11, 21-22, 24-31 */
#endif
/* Device configuration word 0 */
#if defined(CHIP_PIC32MX1) || defined(CHIP_PIC32MX2)
# define PWP_CODE(a) REVISIT (((~((a) >> 12)) - 1) & 0x3ff)
# define DEVCFG0_DEBUG_SHIFT (0) /* Bits 0-1: Background debugger enable */
# define DEVCFG0_DEBUG_MASK (3 << DEVCFG0_DEBUG_SHIFT)
# define DEVCFG0_DEBUG_ENABLED (1 << DEVCFG0_DEBUG_SHIFT)
# define DEVCFG0_DEBUG_DISABLED (3 << DEVCFG0_DEBUG_SHIFT)
# define DEVCFG0_JTAGEN (1 << 2) /* Bit 2: JTAG enable */
# define DEVCFG0_ICESEL_SHIFT (3) /* Bits 3-4: Background debugger enable */
# define DEVCFG0_ICESEL_MASK (3 << DEVCFG0_ICESEL_SHIFT)
# define DEVCFG0_ICESEL_CHAN4 (0 << DEVCFG0_ICESEL_SHIFT) /* PGEC4/PGED4 pair is used */
# define DEVCFG0_ICESEL_CHAN3 (1 << DEVCFG0_ICESEL_SHIFT) /* PGEC3/PGED3 pair is used */
# define DEVCFG0_ICESEL_CHAN2 (2 << DEVCFG0_ICESEL_SHIFT) /* PGEC2/PGED2 pair is used */
# define DEVCFG0_ICESEL_CHAN1 (3 << DEVCFG0_ICESEL_SHIFT) /* PGEC1/PGED1 pair is used */
# define DEVCFG0_PWP_SHIFT (10) /* Bits 10-15: Program flash write-protect */
# define DEVCFG0_PWP_MASK (0x3ff << DEVCFG0_PWP_SHIFT)
# define DEVCFG0_PWP_DISABLE (0x3ff << DEVCFG0_PWP_SHIFT)
# define DEVCFG0_PWP(code) ((code) << DEVCFG0_PWP_SHIFT) /* See PWP_CODE above */
# define DEVCFG0_BWP (1 << 24) /* Bit 24: Boot flash write-protect */
# define DEVCFG0_CP (1 << 28) /* Bit 28: Code-protect */
# define DEVCFG0_SIGN (1 << 31) /* Bit 31: Signature */
# define DEVCFG0_UNUSED 0x6eff03e0 /* Bits 5-9, 16-23, 25-27, 29-30 */
#else
# define PWP_CODE(a) (((~((a) >> 12)) - 1) & 0xff)
# define DEVCFG0_DEBUG_SHIFT (0) /* Bits 0-1: Background debugger enable */
# define DEVCFG0_DEBUG_MASK (3 << DEVCFG0_DEBUG_SHIFT)
# define DEVCFG0_DEBUG_ENABLED (2 << DEVCFG0_DEBUG_SHIFT)
# define DEVCFG0_DEBUG_DISABLED (3 << DEVCFG0_DEBUG_SHIFT)
# define DEVCFG0_ICESEL (1 << 3) /* Bit 3: ICE/debugger channel select */
# define DEVCFG0_PWP_SHIFT (12) /* Bits 12-19: Program flash write-protect */
# define DEVCFG0_PWP_MASK (0xff << DEVCFG0_PWP_SHIFT)
# define DEVCFG0_PWP_DISABLE (0xff << DEVCFG0_PWP_SHIFT)
# define DEVCFG0_PWP(code) ((code) << DEVCFG0_PWP_SHIFT) /* See PWP_CODE above */
# define DEVCFG0_BWP (1 << 24) /* Bit 24: Boot flash write-protect */
# define DEVCFG0_CP (1 << 28) /* Bit 28: Code-protect */
# define DEVCFG0_SIGN (1 << 31) /* Bit 31: Signature */
# define DEVCFG0_UNUSED 0x6ef00ff0 /* Bits 4-11, 20-23, 25-27, 29-30 */
#endif
/****************************************************************************
* Public Types
****************************************************************************/
#ifndef __ASSEMBLY__
/****************************************************************************
* Inline Functions
****************************************************************************/
/****************************************************************************
* Public Function Prototypes
****************************************************************************/
#ifdef __cplusplus
#define EXTERN extern "C"
extern "C" {
#else
#define EXTERN extern
#endif
#undef EXTERN
#ifdef __cplusplus
}
#endif
#endif /* __ASSEMBLY__ */
#endif /* __ARCH_MIPS_SRC_PIC32MX_PIC32MX_DEVCFG_H */
|
