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1/*
2 * Configuration for Versatile Express. Parts were derived from other ARM
3 * configurations.
4 *
5 * SPDX-License-Identifier: GPL-2.0+
6 */
7
8#ifndef __VEXPRESS_AEMV8A_H
9#define __VEXPRESS_AEMV8A_H
10
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11/* We use generic board for v8 Versatile Express */
12#define CONFIG_SYS_GENERIC_BOARD
13
f91afc4d 14#ifdef CONFIG_TARGET_VEXPRESS64_BASE_FVP
261d2760 15#ifndef CONFIG_SEMIHOSTING
f91afc4d 16#error CONFIG_TARGET_VEXPRESS64_BASE_FVP requires CONFIG_SEMIHOSTING
261d2760 17#endif
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18#define CONFIG_ARMV8_SWITCH_TO_EL1
19#endif
20
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21#define CONFIG_REMAKE_ELF
22
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23#if !defined(CONFIG_TARGET_VEXPRESS64_BASE_FVP) && \
24 !defined(CONFIG_TARGET_VEXPRESS64_JUNO)
f91afc4d 25/* Base FVP and Juno not using GICv3 yet */
c71645ad 26#define CONFIG_GICV3
261d2760 27#endif
c71645ad 28
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29/*#define CONFIG_ARMV8_SWITCH_TO_EL1*/
30
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31#define CONFIG_SUPPORT_RAW_INITRD
32
33/* Cache Definitions */
34#define CONFIG_SYS_DCACHE_OFF
35#define CONFIG_SYS_ICACHE_OFF
36
37#define CONFIG_IDENT_STRING " vexpress_aemv8a"
38#define CONFIG_BOOTP_VCI_STRING "U-boot.armv8.vexpress_aemv8a"
39
40/* Link Definitions */
f91afc4d 41#ifdef CONFIG_TARGET_VEXPRESS64_BASE_FVP
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42/* ATF loads u-boot here for BASE_FVP model */
43#define CONFIG_SYS_TEXT_BASE 0x88000000
44#define CONFIG_SYS_INIT_SP_ADDR (CONFIG_SYS_SDRAM_BASE + 0x03f00000)
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45#elif CONFIG_TARGET_VEXPRESS64_JUNO
46#define CONFIG_SYS_TEXT_BASE 0xe0000000
47#define CONFIG_SYS_INIT_SP_ADDR (CONFIG_SYS_SDRAM_BASE + 0x7fff0)
261d2760 48#else
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49#define CONFIG_SYS_TEXT_BASE 0x80000000
50#define CONFIG_SYS_INIT_SP_ADDR (CONFIG_SYS_SDRAM_BASE + 0x7fff0)
261d2760 51#endif
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52
53/* Flat Device Tree Definitions */
54#define CONFIG_OF_LIBFDT
55
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56/* CS register bases for the original memory map. */
57#define V2M_PA_CS0 0x00000000
58#define V2M_PA_CS1 0x14000000
59#define V2M_PA_CS2 0x18000000
60#define V2M_PA_CS3 0x1c000000
61#define V2M_PA_CS4 0x0c000000
62#define V2M_PA_CS5 0x10000000
63
64#define V2M_PERIPH_OFFSET(x) (x << 16)
65#define V2M_SYSREGS (V2M_PA_CS3 + V2M_PERIPH_OFFSET(1))
66#define V2M_SYSCTL (V2M_PA_CS3 + V2M_PERIPH_OFFSET(2))
67#define V2M_SERIAL_BUS_PCI (V2M_PA_CS3 + V2M_PERIPH_OFFSET(3))
68
69#define V2M_BASE 0x80000000
70
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71/* Common peripherals relative to CS7. */
72#define V2M_AACI (V2M_PA_CS3 + V2M_PERIPH_OFFSET(4))
73#define V2M_MMCI (V2M_PA_CS3 + V2M_PERIPH_OFFSET(5))
74#define V2M_KMI0 (V2M_PA_CS3 + V2M_PERIPH_OFFSET(6))
75#define V2M_KMI1 (V2M_PA_CS3 + V2M_PERIPH_OFFSET(7))
76
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77#ifdef CONFIG_TARGET_VEXPRESS64_JUNO
78#define V2M_UART0 0x7ff80000
79#define V2M_UART1 0x7ff70000
80#else /* Not Juno */
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81#define V2M_UART0 (V2M_PA_CS3 + V2M_PERIPH_OFFSET(9))
82#define V2M_UART1 (V2M_PA_CS3 + V2M_PERIPH_OFFSET(10))
83#define V2M_UART2 (V2M_PA_CS3 + V2M_PERIPH_OFFSET(11))
84#define V2M_UART3 (V2M_PA_CS3 + V2M_PERIPH_OFFSET(12))
ffc10373 85#endif
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86
87#define V2M_WDT (V2M_PA_CS3 + V2M_PERIPH_OFFSET(15))
88
89#define V2M_TIMER01 (V2M_PA_CS3 + V2M_PERIPH_OFFSET(17))
90#define V2M_TIMER23 (V2M_PA_CS3 + V2M_PERIPH_OFFSET(18))
91
92#define V2M_SERIAL_BUS_DVI (V2M_PA_CS3 + V2M_PERIPH_OFFSET(22))
93#define V2M_RTC (V2M_PA_CS3 + V2M_PERIPH_OFFSET(23))
94
95#define V2M_CF (V2M_PA_CS3 + V2M_PERIPH_OFFSET(26))
96
97#define V2M_CLCD (V2M_PA_CS3 + V2M_PERIPH_OFFSET(31))
98
99/* System register offsets. */
100#define V2M_SYS_CFGDATA (V2M_SYSREGS + 0x0a0)
101#define V2M_SYS_CFGCTRL (V2M_SYSREGS + 0x0a4)
102#define V2M_SYS_CFGSTAT (V2M_SYSREGS + 0x0a8)
103
104/* Generic Timer Definitions */
105#define COUNTER_FREQUENCY (0x1800000) /* 24MHz */
106
107/* Generic Interrupt Controller Definitions */
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108#ifdef CONFIG_GICV3
109#define GICD_BASE (0x2f000000)
110#define GICR_BASE (0x2f100000)
111#else
261d2760 112
f91afc4d 113#ifdef CONFIG_TARGET_VEXPRESS64_BASE_FVP
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114#define GICD_BASE (0x2f000000)
115#define GICC_BASE (0x2c000000)
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116#elif CONFIG_TARGET_VEXPRESS64_JUNO
117#define GICD_BASE (0x2C010000)
118#define GICC_BASE (0x2C02f000)
261d2760 119#else
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120#define GICD_BASE (0x2C001000)
121#define GICC_BASE (0x2C002000)
c71645ad 122#endif
261d2760 123#endif
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124
125#define CONFIG_SYS_MEMTEST_START V2M_BASE
126#define CONFIG_SYS_MEMTEST_END (V2M_BASE + 0x80000000)
127
128/* Size of malloc() pool */
5bcae13e 129#define CONFIG_SYS_MALLOC_LEN (CONFIG_ENV_SIZE + (8 << 20))
12916829 130
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131/* Ethernet Configuration */
132#ifdef CONFIG_TARGET_VEXPRESS64_JUNO
133/* The real hardware Versatile express uses SMSC9118 */
134#define CONFIG_SMC911X 1
135#define CONFIG_SMC911X_32_BIT 1
136#define CONFIG_SMC911X_BASE (0x018000000)
137#else
138/* The Vexpress64 simulators use SMSC91C111 */
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139#define CONFIG_SMC91111 1
140#define CONFIG_SMC91111_BASE (0x01A000000)
b31f9d7a 141#endif
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142
143/* PL011 Serial Configuration */
144#define CONFIG_PL011_SERIAL
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145#ifdef CONFIG_TARGET_VEXPRESS64_JUNO
146#define CONFIG_PL011_CLOCK 7273800
147#else
12916829 148#define CONFIG_PL011_CLOCK 24000000
ffc10373 149#endif
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150#define CONFIG_PL01x_PORTS {(void *)CONFIG_SYS_SERIAL0, \
151 (void *)CONFIG_SYS_SERIAL1}
152#define CONFIG_CONS_INDEX 0
153
154#define CONFIG_BAUDRATE 115200
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155#define CONFIG_SYS_SERIAL0 V2M_UART0
156#define CONFIG_SYS_SERIAL1 V2M_UART1
157
158/* Command line configuration */
159#define CONFIG_MENU
160/*#define CONFIG_MENU_SHOW*/
161#define CONFIG_CMD_CACHE
162#define CONFIG_CMD_BDI
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163#define CONFIG_CMD_BOOTI
164#define CONFIG_CMD_UNZIP
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165#define CONFIG_CMD_DHCP
166#define CONFIG_CMD_PXE
167#define CONFIG_CMD_ENV
12916829 168#define CONFIG_CMD_IMI
ffc10373 169#define CONFIG_CMD_LOADB
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170#define CONFIG_CMD_MEMORY
171#define CONFIG_CMD_MII
172#define CONFIG_CMD_NET
173#define CONFIG_CMD_PING
174#define CONFIG_CMD_SAVEENV
175#define CONFIG_CMD_RUN
176#define CONFIG_CMD_BOOTD
177#define CONFIG_CMD_ECHO
178#define CONFIG_CMD_SOURCE
179#define CONFIG_CMD_FAT
180#define CONFIG_DOS_PARTITION
181
182/* BOOTP options */
183#define CONFIG_BOOTP_BOOTFILESIZE
184#define CONFIG_BOOTP_BOOTPATH
185#define CONFIG_BOOTP_GATEWAY
186#define CONFIG_BOOTP_HOSTNAME
187#define CONFIG_BOOTP_PXE
188#define CONFIG_BOOTP_PXE_CLIENTARCH 0x100
189
190/* Miscellaneous configurable options */
191#define CONFIG_SYS_LOAD_ADDR (V2M_BASE + 0x10000000)
192
193/* Physical Memory Map */
194#define CONFIG_NR_DRAM_BANKS 1
195#define PHYS_SDRAM_1 (V2M_BASE) /* SDRAM Bank #1 */
196#define PHYS_SDRAM_1_SIZE 0x80000000 /* 2048 MB */
197#define CONFIG_SYS_SDRAM_BASE PHYS_SDRAM_1
198
199/* Initial environment variables */
f91afc4d 200#ifdef CONFIG_TARGET_VEXPRESS64_BASE_FVP
261d2760 201#define CONFIG_EXTRA_ENV_SETTINGS \
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202 "kernel_name=uImage\0" \
203 "kernel_addr=0x80000000\0" \
261d2760 204 "initrd_name=ramdisk.img\0" \
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205 "initrd_addr=0x88000000\0" \
206 "fdt_name=devtree.dtb\0" \
207 "fdt_addr=0x83000000\0" \
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208 "fdt_high=0xffffffffffffffff\0" \
209 "initrd_high=0xffffffffffffffff\0"
210
211#define CONFIG_BOOTARGS "console=ttyAMA0 earlyprintk=pl011,"\
212 "0x1c090000 debug user_debug=31 "\
213 "loglevel=9"
214
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215#define CONFIG_BOOTCOMMAND "smhload ${kernel_name} ${kernel_addr}; " \
216 "smhload ${fdt_name} $fdt_addr; " \
217 "smhload ${initrd_name} $initrd_addr initrd_end; " \
218 "fdt addr $fdt_addr; fdt resize; " \
219 "fdt chosen $initrd_addr $initrd_end; " \
220 "bootm $kernel_addr - $fdt_addr"
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221
222#define CONFIG_BOOTDELAY 1
223
224#else
225
12916829 226#define CONFIG_EXTRA_ENV_SETTINGS \
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227 "kernel_addr_r=0x80000000\0" \
228 "initrd_addr_r=0x88000000\0" \
229 "fdt_addr_r=0x83000000\0" \
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230 "fdt_high=0xa0000000\0"
231
b31f9d7a 232#define CONFIG_BOOTARGS "console=ttyAMA0,115200n8 root=/dev/ram0"
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233#define CONFIG_BOOTCOMMAND "bootm $kernel_addr_r " \
234 "$initrd_addr_r:$initrd_size $fdt_addr_r"
12916829 235#define CONFIG_BOOTDELAY -1
261d2760 236#endif
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237
238/* Do not preserve environment */
239#define CONFIG_ENV_IS_NOWHERE 1
240#define CONFIG_ENV_SIZE 0x1000
241
242/* Monitor Command Prompt */
243#define CONFIG_SYS_CBSIZE 512 /* Console I/O Buffer Size */
244#define CONFIG_SYS_PROMPT "VExpress64# "
245#define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE + \
246 sizeof(CONFIG_SYS_PROMPT) + 16)
247#define CONFIG_SYS_HUSH_PARSER
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248#define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE
249#define CONFIG_SYS_LONGHELP
5bcae13e 250#define CONFIG_CMDLINE_EDITING
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251#define CONFIG_SYS_MAXARGS 64 /* max command args */
252
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253/* Flash memory is available on the Juno board only */
254#ifndef CONFIG_TARGET_VEXPRESS64_JUNO
255#define CONFIG_SYS_NO_FLASH
256#else
257#define CONFIG_CMD_FLASH
258#define CONFIG_SYS_FLASH_CFI 1
259#define CONFIG_FLASH_CFI_DRIVER 1
260#define CONFIG_SYS_FLASH_BASE 0x08000000
261#define CONFIG_SYS_FLASH_SIZE 0x04000000 /* 64 MiB */
262#define CONFIG_SYS_MAX_FLASH_BANKS 2
263
264/* Timeout values in ticks */
265#define CONFIG_SYS_FLASH_ERASE_TOUT (2 * CONFIG_SYS_HZ) /* Erase Timeout */
266#define CONFIG_SYS_FLASH_WRITE_TOUT (2 * CONFIG_SYS_HZ) /* Write Timeout */
267
268/* 255 0x40000 sectors + first or last sector may have 4 erase regions = 259 */
269#define CONFIG_SYS_MAX_FLASH_SECT 259 /* Max sectors */
270#define CONFIG_SYS_FLASH_USE_BUFFER_WRITE /* use buffered writes */
271#define CONFIG_SYS_FLASH_PROTECTION /* The devices have real protection */
272#define CONFIG_SYS_FLASH_EMPTY_INFO /* flinfo indicates empty blocks */
273
274#endif
275
12916829 276#endif /* __VEXPRESS_AEMV8A_H */