bcm2835reg.h revision 1.33 1 /* $NetBSD: bcm2835reg.h,v 1.33 2024/10/06 20:55:12 andvar Exp $ */
2
3 /*-
4 * Copyright (c) 2012 The NetBSD Foundation, Inc.
5 * All rights reserved.
6 *
7 * This code is derived from software contributed to The NetBSD Foundation
8 * by Nick Hudson
9 *
10 * Redistribution and use in source and binary forms, with or without
11 * modification, are permitted provided that the following conditions
12 * are met:
13 * 1. Redistributions of source code must retain the above copyright
14 * notice, this list of conditions and the following disclaimer.
15 * 2. Redistributions in binary form must reproduce the above copyright
16 * notice, this list of conditions and the following disclaimer in the
17 * documentation and/or other materials provided with the distribution.
18 *
19 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
20 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
21 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
22 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
23 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
24 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
25 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
26 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
27 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
28 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
29 * POSSIBILITY OF SUCH DAMAGE.
30 */
31
32 /*
33 * Reference: BCM2835 ARM Peripherals
34 *
35 * http://www.raspberrypi.org/wp-content/uploads/2012/02/BCM2835-ARM-Peripherals.pdf
36 */
37
38 #ifndef _BCM2835REG_H_
39 #define _BCM2835REG_H_
40
41 #include "opt_bcm283x.h"
42
43 #if defined(SOC_BCM2835) + defined(SOC_BCM2836) != 1
44 #error Must define SOC_BCM2835 or SOC_BCM2836, and not both
45 #endif
46
47 #define BCM2711_PERIPHERALS_BASE 0xfe000000
48 #define BCM2836_PERIPHERALS_BASE 0x3f000000
49 #define BCM2835_PERIPHERALS_BASE 0x20000000
50 #define BCM283X_PERIPHERALS_SIZE 0x01000000 /* 16MBytes */
51 #define BCM283X_PERIPHERALS_BASE_BUS 0x7e000000
52
53 #define BCM2711_PERIPHERALS_PHYS_TO_BUS(a) \
54 ((a) - BCM2711_PERIPHERALS_BASE + BCM283X_PERIPHERALS_BASE_BUS)
55 #define BCM2711_PERIPHERALS_BUS_TO_PHYS(a) \
56 ((a) - BCM283X_PERIPHERALS_BASE_BUS + BCM2711_PERIPHERALS_BASE)
57
58 #define BCM2836_PERIPHERALS_PHYS_TO_BUS(a) \
59 ((a) - BCM2836_PERIPHERALS_BASE + BCM283X_PERIPHERALS_BASE_BUS)
60 #define BCM2836_PERIPHERALS_BUS_TO_PHYS(a) \
61 ((a) - BCM283X_PERIPHERALS_BASE_BUS + BCM2836_PERIPHERALS_BASE)
62
63 #define BCM2835_PERIPHERALS_PHYS_TO_BUS(a) \
64 ((a) - BCM2835_PERIPHERALS_BASE + BCM283X_PERIPHERALS_BASE_BUS)
65 #define BCM2835_PERIPHERALS_BUS_TO_PHYS(a) \
66 ((a) - BCM283X_PERIPHERALS_BASE_BUS + BCM2835_PERIPHERALS_BASE)
67
68 #define BCM2835_STIMER_BASE (BCM283X_PERIPHERALS_BASE_BUS + 0x00003000)
69 #define BCM2835_DMA0_BASE (BCM283X_PERIPHERALS_BASE_BUS + 0x00007000)
70 #define BCM2835_ARM_BASE (BCM283X_PERIPHERALS_BASE_BUS + 0x0000B000)
71 #define BCM2835_PM_BASE (BCM283X_PERIPHERALS_BASE_BUS + 0x00100000)
72 #define BCM2835_CM_BASE (BCM283X_PERIPHERALS_BASE_BUS + 0x00101000)
73 #define BCM2835_RNG_BASE (BCM283X_PERIPHERALS_BASE_BUS + 0x00104000)
74 #define BCM2835_GPIO_BASE (BCM283X_PERIPHERALS_BASE_BUS + 0x00200000)
75 #define BCM2835_UART0_BASE (BCM283X_PERIPHERALS_BASE_BUS + 0x00201000)
76 #define BCM2835_SDHOST_BASE (BCM283X_PERIPHERALS_BASE_BUS + 0x00202000)
77 #define BCM2835_PCM_BASE (BCM283X_PERIPHERALS_BASE_BUS + 0x00203000)
78 #define BCM2835_SPI0_BASE (BCM283X_PERIPHERALS_BASE_BUS + 0x00204000)
79 #define BCM2835_BSC0_BASE (BCM283X_PERIPHERALS_BASE_BUS + 0x00205000)
80 #define BCM2835_PWM_BASE (BCM283X_PERIPHERALS_BASE_BUS + 0x0020C000)
81 #define BCM2835_BSCSPISLV_BASE (BCM283X_PERIPHERALS_BASE_BUS + 0x00214000)
82 #define BCM2835_AUX_BASE (BCM283X_PERIPHERALS_BASE_BUS + 0x00215000)
83 #define BCM2835_AUX_UART_BASE (BCM283X_PERIPHERALS_BASE_BUS + 0x00215040)
84 #define BCM2835_EMMC_BASE (BCM283X_PERIPHERALS_BASE_BUS + 0x00300000)
85 #define BCM2835_BSC1_BASE (BCM283X_PERIPHERALS_BASE_BUS + 0x00804000)
86 #define BCM2835_BSC2_BASE (BCM283X_PERIPHERALS_BASE_BUS + 0x00805000)
87 #define BCM2835_USB_BASE (BCM283X_PERIPHERALS_BASE_BUS + 0x00980000)
88 #define BCM2835_DMA15_BASE (BCM283X_PERIPHERALS_BASE_BUS + 0x00E05000)
89
90 #define BCM2835_STIMER_SIZE 0x1c
91 #define BCM2835_DMA0_SIZE 0x1000
92 #define BCM2835_ARM_SIZE 0x1000
93 #define BCM2835_PM_SIZE 0x1000
94 #define BCM2835_CM_SIZE 0xa8
95 #define BCM2835_RNG_SIZE 0x1000
96 #define BCM2835_GPIO_SIZE 0x1000
97 #define BCM2835_UART0_SIZE 0x90
98 #define BCM2835_PCM_SIZE 0x1000
99 #define BCM2835_SPI0_SIZE 0x1000
100 #define BCM2835_BSC_SIZE 0x1000
101 #define BCM2835_PWM_SIZE 0x28
102 #define BCM2835_AUX_SIZE 0x8
103 #define BCM2835_AUX_UART_SIZE 0x40
104 #define BCM2835_SDHOST_SIZE 0x1000
105 #define BCM2835_EMMC_SIZE 0x1000
106 #define BCM2835_USB_SIZE 0x20000
107 #define BCM2835_DMA15_SIZE 0x100
108
109
110 #define BCM2835_BUSADDR_CACHE_MASK 0xc0000000
111 #define BCM2835_BUSADDR_CACHE_COHERENT 0x40000000
112 #define BCM2835_BUSADDR_CACHE_L1L2 0x00000000
113 #define BCM2835_BUSADDR_CACHE_L2ONLY 0x80000000
114 #define BCM2835_BUSADDR_CACHE_DIRECT 0xc0000000
115
116 #define BCM2835_ARMICU_BASE (BCM2835_ARM_BASE + 0x0200)
117 #define BCM2835_ARMICU_SIZE 0x200
118
119 #define BCM2835_VCHIQ_BASE (BCM2835_ARM_BASE + 0x0800)
120 #define BCM2835_VCHIQ_SIZE 0x50
121
122 #define BCM2835_ARMMBOX_BASE (BCM2835_ARM_BASE + 0x0880)
123 #define BCM2835_ARMMBOX_SIZE 0x40
124
125 #define BCM2835_INTC_BASE (0x0) /* Relative to BCM2835_ARMICU_BASE */
126
127 #define BCM2711_SCB_BASE 0xfc000000
128 #define BCM2711_SCB_SIZE 0x03800000
129 #define BCM2711_SCB_BASE_BUS 0x7c000000
130
131 #define BCM2711_SCB_PHYS_TO_BUS(a) \
132 ((a) - BCM2711_SCB_BASE + BCM2711_SCB_BASE_BUS)
133 #define BCM2711_SCB_BUS_TO_PHYS(a) \
134 ((a) - BCM2711_SCB_BASE_BUS + BCM2711_SCB_BASE)
135
136 /* Interrupt controller */
137 #define BCM2835_INTC_IRQBPENDING (BCM2835_INTC_BASE + 0x00) /* IRQ Basic pending */
138 #define BCM2835_INTC_IRQ1PENDING (BCM2835_INTC_BASE + 0x04) /* IRQ pending 1 */
139 #define BCM2835_INTC_IRQ2PENDING (BCM2835_INTC_BASE + 0x08) /* IRQ pending 2 */
140 #define BCM2835_INTC_FIQCTL (BCM2835_INTC_BASE + 0x0c) /* FIQ control */
141 #define BCM2835_INTC_IRQ1ENABLE (BCM2835_INTC_BASE + 0x10) /* Enable IRQs 1 */
142 #define BCM2835_INTC_IRQ2ENABLE (BCM2835_INTC_BASE + 0x14) /* Enable IRQs 2 */
143 #define BCM2835_INTC_IRQBENABLE (BCM2835_INTC_BASE + 0x18) /* Enable Basic IRQs */
144 #define BCM2835_INTC_IRQ1DISABLE (BCM2835_INTC_BASE + 0x1c) /* Disable IRQ 1 */
145 #define BCM2835_INTC_IRQ2DISABLE (BCM2835_INTC_BASE + 0x20) /* Disable IRQ 2 */
146 #define BCM2835_INTC_IRQBDISABLE (BCM2835_INTC_BASE + 0x24) /* Disable Basic IRQs */
147
148 #define BCM2835_INTC_ENABLEBASE (BCM2835_INTC_BASE + 0x10)
149 #define BCM2835_INTC_DISABLEBASE (BCM2835_INTC_BASE + 0x1c)
150
151 #define BCM2836_NCPUS 4
152 #define BCM2836_NIRQPERCPU 32
153
154 #define BCM2836_INT_CNTPSIRQ 0
155 #define BCM2836_INT_CNTPNSIRQ 1
156 #define BCM2836_INT_CNTHPIRQ 2
157 #define BCM2836_INT_CNTVIRQ 3
158 #define BCM2836_INT_MAILBOX0 4
159 #define BCM2836_INT_MAILBOX1 5
160 #define BCM2836_INT_MAILBOX2 6
161 #define BCM2836_INT_MAILBOX3 7
162 #define BCM2836_INT_GPU_FAST 8
163 #define BCM2836_INT_PMU_FAST 9
164 #define BCM2836_INT_ZERO 10
165 #define BCM2836_INT_TIMER 11
166 #define BCM2836_INT_NLOCAL 12
167
168 #define BCM2835_UART0_CLK 3000000
169
170 #define BCM2711_ARM_LOCAL_BASE_BUS 0x40000000
171 #define BCM2711_ARM_LOCAL_BASE 0xff800000
172 #define BCM2711_ARM_LOCAL_SIZE 0x00100000 /* 1MBytes */
173
174 #define BCM2711_ARM_LOCAL_PHYS_TO_BUS(a) \
175 ((a) - BCM2711_ARM_LOCAL_BASE + BCM2711_ARM_LOCAL_BASE_BUS)
176 #define BCM2711_ARM_LOCAL_BUS_TO_PHYS(a) \
177 ((a) - BCM2711_ARM_LOCAL_BASE_BUS + BCM2711_ARM_LOCAL_BASE)
178
179 #define BCM2836_ARM_LOCAL_BASE 0x40000000
180 #define BCM2836_ARM_LOCAL_SIZE 0x00001000 /* 4KBytes */
181
182 #define BCM2836_LOCAL_CONTROL 0x000 /* ARM_CONTROL */
183 #define BCM2836_LOCAL_PRESCALER 0x008
184 #define BCM2836_LOCAL_GPU_INT_ROUTING 0x00c /* CORE_IRQ_CONTROL */
185 #define BCM2836_LOCAL_PM_ROUTING_SET 0x010 /* PMU_CONTROL_SET */
186 #define BCM2836_LOCAL_PM_ROUTING_CLR 0x014 /* PMU_CONTROL_CLR */
187 #define BCM2836_LOCAL_TIMER_LS 0x01c
188 #define BCM2836_LOCAL_TIMER_MS 0x020
189 #define BCM2836_LOCAL_INT_ROUTING 0x024 /* PERI_IRQ_ROUTE0 */
190 #define BCM2836_LOCAL_AXI_COUNT 0x02c
191 #define BCM2836_LOCAL_AXI_IRQ 0x030 /* AXI_QUIET_TIME */
192 #define BCM2836_LOCAL_TIMER_CONTROL 0x034
193 #define BCM2836_LOCAL_TIMER_WRITE 0x038 /* LOCAL_TIMER_IRQ */
194
195
196 #define BCM2836_LOCAL_TIMER_IRQ_CONTROL_BASE 0x40
197 #define BCM2836_LOCAL_MAILBOX_IRQ_CONTROL_BASE 0x50
198 #define BCM2836_LOCAL_INTC_IRQPENDING_BASE 0x60
199 #define BCM2836_LOCAL_INTC_FIQPENDING_BASE 0x70
200
201 #define BCM2836_LOCAL_TIMER_IRQ_CONTROL_SIZE 0x10
202 #define BCM2836_LOCAL_MAILBOX_IRQ_CONTROL_SIZE 0x10
203
204 #define BCM2836_LOCAL_TIMER_IRQ_CONTROLN(n) (BCM2836_LOCAL_TIMER_IRQ_CONTROL_BASE + 4*(n))
205 #define BCM2836_LOCAL_MAILBOX_IRQ_CONTROLN(n) (BCM2836_LOCAL_MAILBOX_IRQ_CONTROL_BASE + 4*(n))
206 #define BCM2836_LOCAL_INTC_IRQPENDINGN(n) (BCM2836_LOCAL_INTC_IRQPENDING_BASE + 4*(n))
207 #define BCM2836_LOCAL_INTC_FIQPENDINGN(n) (BCM2836_LOCAL_INTC_FIQPENDING_BASE + 4*(n))
208
209 #define BCM2836_LOCAL_MAILBOX0_SETN(n) (0x80 + 0x10 * (n))
210 #define BCM2836_LOCAL_MAILBOX1_SETN(n) (0x84 + 0x10 * (n))
211 #define BCM2836_LOCAL_MAILBOX2_SETN(n) (0x88 + 0x10 * (n))
212 #define BCM2836_LOCAL_MAILBOX3_SETN(n) (0x8c + 0x10 * (n))
213 #define BCM2836_LOCAL_MAILBOX0_CLRN(n) (0xc0 + 0x10 * (n))
214 #define BCM2836_LOCAL_MAILBOX1_CLRN(n) (0xc4 + 0x10 * (n))
215 #define BCM2836_LOCAL_MAILBOX2_CLRN(n) (0xc8 + 0x10 * (n))
216 #define BCM2836_LOCAL_MAILBOX3_CLRN(n) (0xcc + 0x10 * (n))
217
218 #define BCM2836_ARM_SMP_BASE 0x00000000
219 #define BCM2836_ARM_SMP_SIZE 0x00001000 /* 4KBytes */
220
221 #endif /* _BCM2835REG_H_ */
222