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contiki/lib/include/crm.h
Mariano Alvira 3ec4b267fc use stdint.h instead of custom types.h 
stdint.h is more portable across compilers
2010-11-10 15:52:17 -05:00

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/*
* Copyright (c) 2010, Mariano Alvira <mar@devl.org> and other contributors
* to the MC1322x project (http://mc1322x.devl.org)
* All rights reserved.
*
* 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 of the Institute 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 INSTITUTE 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 INSTITUTE 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.
*
* This file is part of libmc1322x: see http://mc1322x.devl.org
* for details.
*
* $Id$
*/
#ifndef CRM_H
#define CRM_H
#include <stdint.h>
#define CRM_BASE (0x80003000)
/* Structure-based CRM access */
struct CRM_struct {
union {
uint32_t SYS_CNTL;
struct CRM_SYS_CNTL {
uint32_t PWR_SOURCE:2;
uint32_t PADS_1P8V_SEL:1;
uint32_t :1;
uint32_t JTAG_SECU_OFF:1;
uint32_t XTAL32_EXISTS:1;
uint32_t :2;
uint32_t XTAL_CLKDIV:6;
uint32_t :18;
} SYS_CNTLbits;
};
union {
uint32_t WU_CNTL;
struct CRM_WU_CNTL {
uint32_t TIMER_WU_EN:1;
uint32_t RTC_WU_EN:1;
uint32_t HOST_WAKE:1;
uint32_t AUTO_ADC:1;
uint32_t EXT_WU_EN:4;
uint32_t EXT_WU_EDGE:4;
uint32_t EXT_WU_POL:4;
uint32_t TIMER_WU_IEN:1;
uint32_t RTC_WU_IEN:1;
uint32_t :2;
uint32_t EXT_WU_IEN:4;
uint32_t :4;
uint32_t EXT_OUT_POL:4;
} WU_CNTLbits;
};
union {
uint32_t SLEEP_CNTL;
struct CRM_SLEEP_CNTL {
uint32_t HIB:1;
uint32_t DOZE:1;
uint32_t :2;
uint32_t RAM_RET:2;
uint32_t MCU_RET:1;
uint32_t DIG_PAD_EN:1;
uint32_t :24;
} SLEEP_CNTLbits;
};
union {
uint32_t BS_CNTL;
struct CRM_BS_CNTL {
uint32_t BS_EN:1;
uint32_t WAIT4IRQ:1;
uint32_t BS_MAN_EN:1;
uint32_t :2;
uint32_t ARM_OFF_TIME:6;
uint32_t :18;
} BS_CNTLbits;
};
union {
uint32_t COP_CNTL;
struct CRM_COP_CNTL {
uint32_t COP_EN:1;
uint32_t COP_OUT:1;
uint32_t COP_WP:1;
uint32_t :5;
uint32_t COP_TIMEOUT:7;
uint32_t :1;
uint32_t COP_COUNT:7;
uint32_t :9;
} COP_CNTLbits;
};
uint32_t COP_SERVICE;
union {
uint32_t STATUS;
struct CRM_STATUS {
uint32_t SLEEP_SYNC:1;
uint32_t HIB_WU_EVT:1;
uint32_t DOZE_WU_EVT:1;
uint32_t RTC_WU_EVT:1;
uint32_t EXT_WU_EVT:4;
uint32_t :1;
uint32_t CAL_DONE:1;
uint32_t COP_EVT:1;
uint32_t :6;
uint32_t VREG_BUCK_RDY:1;
uint32_t VREG_1P8V_RDY:1;
uint32_t VREG_1P5V_RDY:1;
uint32_t :12;
} STATUSbits;
};
union {
uint32_t MOD_STATUS;
struct CRM_MOD_STATUS {
uint32_t ARM_EN:1;
uint32_t MACA_EN:1;
uint32_t ASM_EN:1;
uint32_t SPI_EN:1;
uint32_t GPIO_EN:1;
uint32_t UART1_EN:1;
uint32_t UART2_EN:1;
uint32_t TMR_EN:1;
uint32_t RIF_EN:1;
uint32_t I2C_EN:1;
uint32_t SSI_EN:1;
uint32_t SPIF_EN:1;
uint32_t ADC_EN:1;
uint32_t :1;
uint32_t JTA_EN:1;
uint32_t NEX_EN:1;
uint32_t :1;
uint32_t AIM_EN:1;
uint32_t :14;
} MOD_STATUSbits;
};
uint32_t WU_COUNT;
uint32_t WU_TIMEOUT;
uint32_t RTC_COUNT;
uint32_t RTC_TIMEOUT;
uint32_t reserved1;
union {
uint32_t CAL_CNTL;
struct CRM_CAL_CNTL {
uint32_t CAL_TIMEOUT:16;
uint32_t CAL_EN:1;
uint32_t CAL_IEN:1;
uint32_t :14;
} CAL_CNTLbits;
};
uint32_t CAL_COUNT;
union {
uint32_t RINGOSC_CNTL;
struct CRM_RINGOSC_CNTL {
uint32_t ROSC_EN:1;
uint32_t :3;
uint32_t ROSC_FTUNE:5;
uint32_t ROSC_CTUNE:4;
uint32_t :19;
} RINGOSC_CNTLbits;
};
union {
uint32_t XTAL_CNTL;
struct CRM_XTAL_CNTL {
uint32_t :8;
uint32_t XTAL_IBIAS_SEL:4;
uint32_t :4;
uint32_t XTAL_FTUNE:5;
uint32_t XTAL_CTUNE:5;
uint32_t :6;
} XTAL_CNTLbits;
};
union {
uint32_t XTAL32_CNTL;
struct CRM_XTAL32_CNTL {
uint32_t XTAL32_EN:1;
uint32_t :3;
uint32_t XTAL32_GAIN:2;
uint32_t :26;
} XTAL32_CNTLbits;
};
union {
uint32_t VREG_CNTL;
struct CRM_VREG_CNTL {
uint32_t BUCK_EN:1;
uint32_t BUCK_SYNC_REC_EN:1;
uint32_t BUCK_BYPASS_EN:1;
uint32_t VREG_1P5V_EN:2;
uint32_t VREG_1P5V_SEL:2;
uint32_t VREG_1P8V_EN:1;
uint32_t BUCK_CLKDIV:4;
uint32_t :20;
} VREG_CNTLbits;
};
uint32_t reserved2;
uint32_t SW_RST;
uint32_t reserved3;
uint32_t reserved4;
uint32_t reserved5;
uint32_t reserved6;
};
static volatile struct CRM_struct * const CRM = (void *) (CRM_BASE);
/* Old register definitions, for compatibility */
#ifndef REG_NO_COMPAT
static volatile uint32_t * const CRM_SYS_CNTL = ((volatile uint32_t *) (CRM_BASE+0x00));
static volatile uint32_t * const CRM_WU_CNTL = ((volatile uint32_t *) (CRM_BASE+0x04));
static volatile uint32_t * const CRM_SLEEP_CNTL = ((volatile uint32_t *) (CRM_BASE+0x08));
static volatile uint32_t * const CRM_BS_CNTL = ((volatile uint32_t *) (CRM_BASE+0x0c));
static volatile uint32_t * const CRM_COP_CNTL = ((volatile uint32_t *) (CRM_BASE+0x10));
static volatile uint32_t * const CRM_COP_SERVICE= ((volatile uint32_t *) (CRM_BASE+0x14));
static volatile uint32_t * const CRM_STATUS = ((volatile uint32_t *) (CRM_BASE+0x18));
static volatile uint32_t * const CRM_MOD_STATUS = ((volatile uint32_t *) (CRM_BASE+0x1c));
static volatile uint32_t * const CRM_WU_COUNT = ((volatile uint32_t *) (CRM_BASE+0x20));
static volatile uint32_t * const CRM_WU_TIMEOUT = ((volatile uint32_t *) (CRM_BASE+0x24));
static volatile uint32_t * const CRM_RTC_COUNT = ((volatile uint32_t *) (CRM_BASE+0x28));
static volatile uint32_t * const CRM_RTC_TIMEOUT= ((volatile uint32_t *) (CRM_BASE+0x2c));
static volatile uint32_t * const CRM_CAL_CNTL = ((volatile uint32_t *) (CRM_BASE+0x34));
static volatile uint32_t * const CRM_CAL_COUNT = ((volatile uint32_t *) (CRM_BASE+0x38));
static volatile uint32_t * const CRM_RINGOSC_CNT= ((volatile uint32_t *) (CRM_BASE+0x3c));
static volatile uint32_t * const CRM_XTAL_CNTL = ((volatile uint32_t *) (CRM_BASE+0x40));
static volatile uint32_t * const CRM_XTAL32_CNTL= ((volatile uint32_t *) (CRM_BASE+0x44));
static volatile uint32_t * const CRM_VREG_CNTL = ((volatile uint32_t *) (CRM_BASE+0x48));
static volatile uint32_t * const CRM_SW_RST = ((volatile uint32_t *) (CRM_BASE+0x50));
/* CRM_SYS_CNTL bit locations */
static const int XTAL32_EXISTS = 5;
/* CRM_WU_CNTL bit locations */
static const int EXT_WU_IEN = 20; /* 4 bits */
static const int EXT_WU_EN = 4; /* 4 bits */
static const int EXT_WU_EDGE = 8; /* 4 bits */
static const int EXT_WU_POL = 12; /* 4 bits */
static const int TIMER_WU_EN = 0;
static const int RTC_WU_EN = 1;
static const int TIMER_WU_IEN = 16;
static const int RTC_WU_IEN = 17;
/* CRM_STATUS bit locations */
static const int EXT_WU_EVT = 4; /* 4 bits, rw1c */
static const int RTC_WU_EVT = 3; /* rw1c */
/* RINGOSC_CNTL bit locations */
static const int ROSC_CTUNE = 9; /* 4 bits */
static const int ROSC_FTUNE = 4; /* 4 bits */
static const int ROSC_EN = 0;
#define ring_osc_on() (CRM->RINGOSC_CNTLbits.ROSC_EN = 1)
#define ring_osc_off() (CRM->RINGOSC_CNTLbits.ROSC_EN = 0)
#define REF_OSC 24000000UL /* reference osc. frequency */
#define NOMINAL_RING_OSC_SEC 2000 /* nominal ring osc. frequency */
//extern uint32_t cal_rtc_secs; /* calibrated 2khz rtc seconds */
/* XTAL32_CNTL bit locations */
static const int XTAL32_GAIN = 4; /* 2 bits */
static const int XTAL32_EN = 0;
#define xtal32_on() (set_bit(*CRM_XTAL32_CNTL,XTAL32_EN))
#define xtal32_off() (clear_bit(*CRM_XTAL32_CNTL,XTAL32_EN))
#define xtal32_exists() (set_bit(*CRM_SYS_CNTL,XTAL32_EXISTS))
/* enable external wake-ups on kbi 4-7 */
/* see kbi.h for other kbi specific macros */
#define enable_ext_wu(kbi) (set_bit(*CRM_WU_CNTL,(EXT_WU_EN+kbi-4)))
#define disable_ext_wu(kbi) (clear_bit(*CRM_WU_CNTL,(EXT_WU_EN+kbi-4)))
#define is_ext_wu_evt(kbi) (bit_is_set(*CRM_STATUS,(EXT_WU_EVT+kbi-4)))
#define clear_ext_wu_evt(kbi) (set_bit(*CRM_STATUS,(EXT_WU_EVT+kbi-4))) /* r1wc bit */
/* enable wake-up timer */
#define enable_timer_wu_irq() ((set_bit(*CRM_WU_CNTL,(TIMER_WU_IEN))))
#define disable_timer_wu_irq() ((clear_bit(*CRM_WU_CNTL,(TIMER_WU_IEN))))
#define enable_timer_wu() ((set_bit(*CRM_WU_CNTL,(TIMER_WU_EN))))
#define disable_timer_wu() ((clear_bit(*CRM_WU_CNTL,(TIMER_WU_EN))))
/* enable wake-up from RTC compare */
#define enable_rtc_wu_irq() (set_bit(*CRM_WU_CNTL,RTC_WU_IEN))
#define disable_rtc_wu_irq() (clear_bit(*CRM_WU_CNTL,RTC_WU_IEN))
#define enable_rtc_wu() ((set_bit(*CRM_WU_CNTL,(RTC_WU_EN))))
#define disable_rtc_wu() ((clear_bit(*CRM_WU_CNTL,(RTC_WU_EN))))
#define clear_rtc_wu_evt() (set_bit(*CRM_STATUS,RTC_WU_EVT))
#define rtc_wu_evt() (bit_is_set(*CRM_STATUS,RTC_WU_EVT))
#define SLEEP_MODE_HIBERNATE bit(0)
#define SLEEP_MODE_DOZE bit(1)
#define SLEEP_PAD_PWR bit(7)
#define SLEEP_RETAIN_MCU bit(6)
#define sleep_ram_retain(x) (x<<4) /* 0-3 */
#define SLEEP_RAM_8K sleep_ram_retain(0)
#define SLEEP_RAM_32K sleep_ram_retain(1)
#define SLEEP_RAM_64K sleep_ram_retain(2)
#define SLEEP_RAM_96K sleep_ram_retain(3)
#define pack_XTAL_CNTL(ctune4pf, ctune, ftune, ibias) \
(*CRM_XTAL_CNTL = ((ctune4pf << 25) | (ctune << 21) | ( ftune << 16) | (ibias << 8) | 0x52))
#endif /* REG_NO_COMPAT */
#endif
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