aboutsummaryrefslogtreecommitdiff
path: root/nuttx/arch/arm/src/stm32/chip/stm32_syscfg.h
blob: 6642b13059c18558c66e033f32a689d1935fae2f (plain) (blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
/****************************************************************************************************
 * arch/arm/src/stm32/chip/stm32_syscfg.h
 *
 *   Copyright (C) 2011 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_ARM_SRC_STM32_CHIP_STM32_SYSCFG_H
#define __ARCH_ARM_SRC_STM32_CHIP_STM32_SYSCFG_H

/****************************************************************************************************
 * Included Files
 ****************************************************************************************************/

#include <nuttx/config.h>
#include "chip.h"

#if defined(CONFIG_STM32_STM32F20XX) || defined(CONFIG_STM32_STM32F40XX)

/****************************************************************************************************
 * Pre-processor Definitions
 ****************************************************************************************************/

/* Register Offsets *********************************************************************************/

#define STM32_SYSCFG_MEMRMP_OFFSET    0x0000 /* SYSCFG memory remap register */
#define STM32_SYSCFG_PMC_OFFSET       0x0004 /* SYSCFG peripheral mode configuration register */

#define STM32_SYSCFG_EXTICR_OFFSET(p) (0x0008 + ((p) & 0x000c)) /* Registers are displaced by 4! */
#define STM32_SYSCFG_EXTICR1_OFFSET   0x0008 /* SYSCFG external interrupt configuration register 1 */
#define STM32_SYSCFG_EXTICR2_OFFSET   0x000c /* SYSCFG external interrupt configuration register 2 */
#define STM32_SYSCFG_EXTICR3_OFFSET   0x0010 /* SYSCFG external interrupt configuration register 3 */
#define STM32_SYSCFG_EXTICR4_OFFSET   0x0014 /* SYSCFG external interrupt configuration register 4 */

#define STM32_SYSCFG_CMPCR_OFFSET     0x0020 /* Compensation cell control register */

/* Register Addresses *******************************************************************************/

#define STM32_SYSCFG_MEMRMP           (STM32_SYSCFG_BASE+STM32_SYSCFG_MEMRMP_OFFSET)
#define STM32_SYSCFG_PMC              (STM32_SYSCFG_BASE+STM32_SYSCFG_PMC_OFFSET)

#define STM32_SYSCFG_EXTICR(p)        (STM32_SYSCFG_BASE+STM32_SYSCFG_EXTICR_OFFSET(p))
#define STM32_SYSCFG_EXTICR1          (STM32_SYSCFG_BASE+STM32_SYSCFG_EXTICR1_OFFSET)
#define STM32_SYSCFG_EXTICR2          (STM32_SYSCFG_BASE+STM32_SYSCFG_EXTICR2_OFFSET)
#define STM32_SYSCFG_EXTICR3          (STM32_SYSCFG_BASE+STM32_SYSCFG_EXTICR3_OFFSET)
#define STM32_SYSCFG_EXTICR4          (STM32_SYSCFG_BASE+STM32_SYSCFG_EXTICR4_OFFSET)

#define STM32_SYSCFG_CMPCR            (STM32_SYSCFG_BASE+STM32_SYSCFG_CMPCR_OFFSET)

/* Register Bitfield Definitions ********************************************************************/

/* SYSCFG memory remap register */

#define SYSCFG_MEMRMP_SHIFT           (0)       /* Bits 1:0 MEM_MODE: Memory mapping selection */
#define SYSCFG_MEMRMP_MASK            (3 << SYSCFG_MEMRMP_SHIFT)
#  define SYSCFG_MEMRMP_FLASH         (0 << SYSCFG_MEMRMP_SHIFT) /* 00: Main Flash memory mapped at 0x0000 0000 */
#  define SYSCFG_MEMRMP_SYSTEM        (1 << SYSCFG_MEMRMP_SHIFT) /* 01: System Flash memory mapped at 0x0000 0000 */
#  define SYSCFG_MEMRMP_FSMC          (2 << SYSCFG_MEMRMP_SHIFT) /* 10: FSMC Bank1 (NOR/PSRAM 1 and 2) mapped at 0x0000 0000 */
#  define SYSCFG_MEMRMP_SRAM          (3 << SYSCFG_MEMRMP_SHIFT) /* 11: Embedded SRAM (112kB) mapped at 0x0000 0000 */

/* SYSCFG peripheral mode configuration register */

#define SYSCFG_PMC_MII_RMII_SEL       (1 << 23) /* Bit 23: Ethernet PHY interface selection */

/* SYSCFG external interrupt configuration register 1-4 */

#define SYSCFG_EXTICR_PORTA           (0)       /* 0000: PA[x] pin */
#define SYSCFG_EXTICR_PORTB           (1)       /* 0001: PB[x] pin */
#define SYSCFG_EXTICR_PORTC           (2)       /* 0010: PC[x] pin */
#define SYSCFG_EXTICR_PORTD           (3)       /* 0011: PD[x] pin */
#define SYSCFG_EXTICR_PORTE           (4)       /* 0100: PE[x] pin */
#define SYSCFG_EXTICR_PORTF           (5)       /* 0101: PF[C] pin */
#define SYSCFG_EXTICR_PORTG           (6)       /* 0110: PG[x] pin */
#define SYSCFG_EXTICR_PORTH           (7)       /* 0111: PH[x] pin */
#define SYSCFG_EXTICR_PORTI           (8)       /* 1000: PI[x] pin */

#define SYSCFG_EXTICR_PORT_MASK       (15)
#define SYSCFG_EXTICR_EXTI_SHIFT(g)   (((g) & 3) << 2)
#define SYSCFG_EXTICR_EXTI_MASK(g)    (SYSCFG_EXTICR_PORT_MASK << (SYSCFG_EXTICR_EXTI_SHIFT(g)))

#define SYSCFG_EXTICR1_EXTI0_SHIFT    (0)       /* Bits 0-3: EXTI 0 coinfiguration */
#define SYSCFG_EXTICR1_EXTI0_MASK     (SYSCFG_EXTICR_PORT_MASK << SYSCFG_EXTICR1_EXTI0_SHIFT)
#define SYSCFG_EXTICR1_EXTI1_SHIFT    (4)       /* Bits 4-7: EXTI 1 coinfiguration */
#define SYSCFG_EXTICR1_EXTI1_MASK     (SYSCFG_EXTICR_PORT_MASK << SYSCFG_EXTICR1_EXTI1_SHIFT)
#define SYSCFG_EXTICR1_EXTI2_SHIFT    (8)       /* Bits 8-11: EXTI 2 coinfiguration */
#define SYSCFG_EXTICR1_EXTI2_MASK     (SYSCFG_EXTICR_PORT_MASK << SYSCFG_EXTICR1_EXTI2_SHIFT)
#define SYSCFG_EXTICR1_EXTI3_SHIFT    (12)      /* Bits 12-15: EXTI 3 coinfiguration */
#define SYSCFG_EXTICR1_EXTI3_MASK     (SYSCFG_EXTICR_PORT_MASK << SYSCFG_EXTICR1_EXTI3_SHIFT)

#define SYSCFG_EXTICR2_EXTI4_SHIFT    (0)       /* Bits 0-3: EXTI 4 coinfiguration */
#define SYSCFG_EXTICR2_EXTI4_MASK     (SYSCFG_EXTICR_PORT_MASK << SYSCFG_EXTICR2_EXTI4_SHIFT)
#define SYSCFG_EXTICR2_EXTI5_SHIFT    (4)       /* Bits 4-7: EXTI 5 coinfiguration */
#define SYSCFG_EXTICR2_EXTI5_MASK     (SYSCFG_EXTICR_PORT_MASK << SYSCFG_EXTICR2_EXTI5_SHIFT)
#define SYSCFG_EXTICR2_EXTI6_SHIFT    (8)       /* Bits 8-11: EXTI 6 coinfiguration */
#define SYSCFG_EXTICR2_EXTI6_MASK     (SYSCFG_EXTICR_PORT_MASK << SYSCFG_EXTICR2_EXTI6_SHIFT)
#define SYSCFG_EXTICR2_EXTI7_SHIFT    (12)      /* Bits 12-15: EXTI 7 coinfiguration */
#define SYSCFG_EXTICR2_EXTI7_MASK     (SYSCFG_EXTICR_PORT_MASK << SYSCFG_EXTICR2_EXTI7_SHIFT)

#define SYSCFG_EXTICR3_EXTI8_SHIFT    (0)       /* Bits 0-3: EXTI 8 coinfiguration */
#define SYSCFG_EXTICR3_EXTI8_MASK     (SYSCFG_EXTICR_PORT_MASK << SYSCFG_EXTICR3_EXTI8_SHIFT)
#define SYSCFG_EXTICR3_EXTI9_SHIFT    (4)       /* Bits 4-7: EXTI 9 coinfiguration */
#define SYSCFG_EXTICR3_EXTI9_MASK     (SYSCFG_EXTICR_PORT_MASK << SYSCFG_EXTICR3_EXTI9_SHIFT)
#define SYSCFG_EXTICR3_EXTI10_SHIFT   (8)       /* Bits 8-11: EXTI 10 coinfiguration */
#define SYSCFG_EXTICR3_EXTI10_MASK    (SYSCFG_EXTICR_PORT_MASK << SYSCFG_EXTICR3_EXTI10_SHIFT)
#define SYSCFG_EXTICR3_EXTI11_SHIFT   (12)      /* Bits 12-15: EXTI 11 coinfiguration */
#define SYSCFG_EXTICR3_EXTI11_MASK    (SYSCFG_EXTICR_PORT_MASK << SYSCFG_EXTICR3_EXTI11_SHIFT)

#define SYSCFG_EXTICR4_EXTI12_SHIFT   (0)       /* Bits 0-3: EXTI 12 coinfiguration */
#define SYSCFG_EXTICR4_EXTI12_MASK    (SYSCFG_EXTICR_PORT_MASK << SYSCFG_EXTICR4_EXTI12_SHIFT)
#define SYSCFG_EXTICR4_EXTI13_SHIFT   (4)       /* Bits 4-7: EXTI 13 coinfiguration */
#define SYSCFG_EXTICR4_EXTI13_MASK    (SYSCFG_EXTICR_PORT_MASK << SYSCFG_EXTICR4_EXTI13_SHIFT)
#define SYSCFG_EXTICR4_EXTI14_SHIFT   (8)       /* Bits 8-11: EXTI 14 coinfiguration */
#define SYSCFG_EXTICR4_EXTI14_MASK    (SYSCFG_EXTICR_PORT_MASK << SYSCFG_EXTICR4_EXTI14_SHIFT)
#define SYSCFG_EXTICR4_EXTI15_SHIFT   (12)      /* Bits 12-15: EXTI 15 coinfiguration */
#define SYSCFG_EXTICR4_EXTI15_MASK    (SYSCFG_EXTICR_PORT_MASK << SYSCFG_EXTICR4_EXTI15_SHIFT)

/* Compensation cell control register */

#define SYSCFG_CMPCR_CMPPD            (1 << 0)  /* Bit 0: Compensation cell power-down */
#define SYSCFG_CMPCR_READY            (1 << 8)  /* Bit 8: Compensation cell ready flag */

#endif /* CONFIG_STM32_STM32F20XX || CONFIG_STM32_STM32F40XX */
#endif /* __ARCH_ARM_SRC_STM32_CHIP_STM32_SYSCFG_H */