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Matt Waddelb80e41a2010-10-07 15:48:45 -06001/*
Ryan Harkincd4f46e2013-04-09 02:20:31 +00002 * (C) Copyright 2011 ARM Limited
Matt Waddelb80e41a2010-10-07 15:48:45 -06003 * (C) Copyright 2010 Linaro
4 * Matt Waddel, <matt.waddel@linaro.org>
5 *
6 * Configuration for Versatile Express. Parts were derived from other ARM
7 * configurations.
8 *
Wolfgang Denk3765b3e2013-10-07 13:07:26 +02009 * SPDX-License-Identifier: GPL-2.0+
Matt Waddelb80e41a2010-10-07 15:48:45 -060010 */
11
Ryan Harkincd4f46e2013-04-09 02:20:31 +000012#ifndef __VEXPRESS_COMMON_H
13#define __VEXPRESS_COMMON_H
14
15/*
16 * Definitions copied from linux kernel:
17 * arch/arm/mach-vexpress/include/mach/motherboard.h
18 */
19#ifdef CONFIG_VEXPRESS_ORIGINAL_MEMORY_MAP
20/* CS register bases for the original memory map. */
21#define V2M_PA_CS0 0x40000000
22#define V2M_PA_CS1 0x44000000
23#define V2M_PA_CS2 0x48000000
24#define V2M_PA_CS3 0x4c000000
25#define V2M_PA_CS7 0x10000000
26
27#define V2M_PERIPH_OFFSET(x) (x << 12)
28#define V2M_SYSREGS (V2M_PA_CS7 + V2M_PERIPH_OFFSET(0))
29#define V2M_SYSCTL (V2M_PA_CS7 + V2M_PERIPH_OFFSET(1))
30#define V2M_SERIAL_BUS_PCI (V2M_PA_CS7 + V2M_PERIPH_OFFSET(2))
31
32#define V2M_BASE 0x60000000
33#define CONFIG_SYS_TEXT_BASE 0x60800000
34#elif defined(CONFIG_VEXPRESS_EXTENDED_MEMORY_MAP)
35/* CS register bases for the extended memory map. */
36#define V2M_PA_CS0 0x08000000
37#define V2M_PA_CS1 0x0c000000
38#define V2M_PA_CS2 0x14000000
39#define V2M_PA_CS3 0x18000000
40#define V2M_PA_CS7 0x1c000000
41
42#define V2M_PERIPH_OFFSET(x) (x << 16)
43#define V2M_SYSREGS (V2M_PA_CS7 + V2M_PERIPH_OFFSET(1))
44#define V2M_SYSCTL (V2M_PA_CS7 + V2M_PERIPH_OFFSET(2))
45#define V2M_SERIAL_BUS_PCI (V2M_PA_CS7 + V2M_PERIPH_OFFSET(3))
46
47#define V2M_BASE 0x80000000
48#define CONFIG_SYS_TEXT_BASE 0x80800000
49#endif
50
51/*
52 * Physical addresses, offset from V2M_PA_CS0-3
53 */
54#define V2M_NOR0 (V2M_PA_CS0)
55#define V2M_NOR1 (V2M_PA_CS1)
56#define V2M_SRAM (V2M_PA_CS2)
57#define V2M_VIDEO_SRAM (V2M_PA_CS3 + 0x00000000)
58#define V2M_LAN9118 (V2M_PA_CS3 + 0x02000000)
59#define V2M_ISP1761 (V2M_PA_CS3 + 0x03000000)
60
61/* Common peripherals relative to CS7. */
62#define V2M_AACI (V2M_PA_CS7 + V2M_PERIPH_OFFSET(4))
63#define V2M_MMCI (V2M_PA_CS7 + V2M_PERIPH_OFFSET(5))
64#define V2M_KMI0 (V2M_PA_CS7 + V2M_PERIPH_OFFSET(6))
65#define V2M_KMI1 (V2M_PA_CS7 + V2M_PERIPH_OFFSET(7))
66
67#define V2M_UART0 (V2M_PA_CS7 + V2M_PERIPH_OFFSET(9))
68#define V2M_UART1 (V2M_PA_CS7 + V2M_PERIPH_OFFSET(10))
69#define V2M_UART2 (V2M_PA_CS7 + V2M_PERIPH_OFFSET(11))
70#define V2M_UART3 (V2M_PA_CS7 + V2M_PERIPH_OFFSET(12))
71
72#define V2M_WDT (V2M_PA_CS7 + V2M_PERIPH_OFFSET(15))
73
74#define V2M_TIMER01 (V2M_PA_CS7 + V2M_PERIPH_OFFSET(17))
75#define V2M_TIMER23 (V2M_PA_CS7 + V2M_PERIPH_OFFSET(18))
76
77#define V2M_SERIAL_BUS_DVI (V2M_PA_CS7 + V2M_PERIPH_OFFSET(22))
78#define V2M_RTC (V2M_PA_CS7 + V2M_PERIPH_OFFSET(23))
79
80#define V2M_CF (V2M_PA_CS7 + V2M_PERIPH_OFFSET(26))
81
82#define V2M_CLCD (V2M_PA_CS7 + V2M_PERIPH_OFFSET(31))
83#define V2M_SIZE_CS7 V2M_PERIPH_OFFSET(32)
84
85/* System register offsets. */
86#define V2M_SYS_CFGDATA (V2M_SYSREGS + 0x0a0)
87#define V2M_SYS_CFGCTRL (V2M_SYSREGS + 0x0a4)
88#define V2M_SYS_CFGSTAT (V2M_SYSREGS + 0x0a8)
89
90/*
91 * Configuration
92 */
93#define SYS_CFG_START (1 << 31)
94#define SYS_CFG_WRITE (1 << 30)
95#define SYS_CFG_OSC (1 << 20)
96#define SYS_CFG_VOLT (2 << 20)
97#define SYS_CFG_AMP (3 << 20)
98#define SYS_CFG_TEMP (4 << 20)
99#define SYS_CFG_RESET (5 << 20)
100#define SYS_CFG_SCC (6 << 20)
101#define SYS_CFG_MUXFPGA (7 << 20)
102#define SYS_CFG_SHUTDOWN (8 << 20)
103#define SYS_CFG_REBOOT (9 << 20)
104#define SYS_CFG_DVIMODE (11 << 20)
105#define SYS_CFG_POWER (12 << 20)
106#define SYS_CFG_SITE_MB (0 << 16)
107#define SYS_CFG_SITE_DB1 (1 << 16)
108#define SYS_CFG_SITE_DB2 (2 << 16)
109#define SYS_CFG_STACK(n) ((n) << 12)
110
111#define SYS_CFG_ERR (1 << 1)
112#define SYS_CFG_COMPLETE (1 << 0)
Matt Waddelb80e41a2010-10-07 15:48:45 -0600113
114/* Board info register */
Ryan Harkincd4f46e2013-04-09 02:20:31 +0000115#define SYS_ID V2M_SYSREGS
Matt Waddelb80e41a2010-10-07 15:48:45 -0600116#define CONFIG_REVISION_TAG 1
117
Ryan Harkincd4f46e2013-04-09 02:20:31 +0000118#define CONFIG_SYS_MEMTEST_START V2M_BASE
Matt Waddelb80e41a2010-10-07 15:48:45 -0600119#define CONFIG_SYS_MEMTEST_END 0x20000000
Matt Waddelb80e41a2010-10-07 15:48:45 -0600120
121#define CONFIG_CMDLINE_TAG 1 /* enable passing of ATAGs */
122#define CONFIG_SETUP_MEMORY_TAGS 1
Aneesh Ve47f2db2011-06-16 23:30:48 +0000123#define CONFIG_SYS_L2CACHE_OFF 1
Matt Waddelb80e41a2010-10-07 15:48:45 -0600124#define CONFIG_INITRD_TAG 1
Grant Likely2fa8ca92011-03-28 09:59:07 +0000125
Matt Waddelb80e41a2010-10-07 15:48:45 -0600126/* Size of malloc() pool */
127#define CONFIG_SYS_MALLOC_LEN (CONFIG_ENV_SIZE + 128 * 1024)
Matt Waddelb80e41a2010-10-07 15:48:45 -0600128
Ryan Harkincd4f46e2013-04-09 02:20:31 +0000129#define SCTL_BASE V2M_SYSCTL
Matt Waddelb80e41a2010-10-07 15:48:45 -0600130#define VEXPRESS_FLASHPROG_FLVPPEN (1 << 0)
131
Rob Herringb3a7f222013-10-04 10:22:45 -0500132#define CONFIG_SYS_TIMER_RATE 1000000
Ian Campbellcb7ee1b2013-11-17 15:17:42 +0000133#define CONFIG_SYS_TIMER_COUNTER (V2M_TIMER01 + 0x4)
Rob Herringb3a7f222013-10-04 10:22:45 -0500134#define CONFIG_SYS_TIMER_COUNTS_DOWN
135
Matt Waddelb80e41a2010-10-07 15:48:45 -0600136/* SMSC9115 Ethernet from SMSC9118 family */
Matt Waddelb80e41a2010-10-07 15:48:45 -0600137#define CONFIG_SMC911X 1
138#define CONFIG_SMC911X_32_BIT 1
Ryan Harkincd4f46e2013-04-09 02:20:31 +0000139#define CONFIG_SMC911X_BASE V2M_LAN9118
Matt Waddelb80e41a2010-10-07 15:48:45 -0600140
141/* PL011 Serial Configuration */
142#define CONFIG_PL011_SERIAL
143#define CONFIG_PL011_CLOCK 24000000
144#define CONFIG_PL01x_PORTS {(void *)CONFIG_SYS_SERIAL0, \
145 (void *)CONFIG_SYS_SERIAL1}
146#define CONFIG_CONS_INDEX 0
147
148#define CONFIG_BAUDRATE 38400
Ryan Harkincd4f46e2013-04-09 02:20:31 +0000149#define CONFIG_SYS_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200 }
150#define CONFIG_SYS_SERIAL0 V2M_UART0
151#define CONFIG_SYS_SERIAL1 V2M_UART1
Matt Waddelb80e41a2010-10-07 15:48:45 -0600152
Matt Waddelb80e41a2010-10-07 15:48:45 -0600153#define CONFIG_MMC 1
Matt Waddelb80e41a2010-10-07 15:48:45 -0600154#define CONFIG_GENERIC_MMC
Matt Waddelf0c64522011-04-16 11:54:08 +0000155#define CONFIG_ARM_PL180_MMCI
Ryan Harkincd4f46e2013-04-09 02:20:31 +0000156#define CONFIG_ARM_PL180_MMCI_BASE V2M_MMCI
Matt Waddelf0c64522011-04-16 11:54:08 +0000157#define CONFIG_SYS_MMC_MAX_BLK_COUNT 127
158#define CONFIG_ARM_PL180_MMCI_CLOCK_FREQ 6250000
Matt Waddelb80e41a2010-10-07 15:48:45 -0600159
160/* BOOTP options */
161#define CONFIG_BOOTP_BOOTFILESIZE
162#define CONFIG_BOOTP_BOOTPATH
163#define CONFIG_BOOTP_GATEWAY
164#define CONFIG_BOOTP_HOSTNAME
165
166/* Miscellaneous configurable options */
Ryan Harkincd4f46e2013-04-09 02:20:31 +0000167#define CONFIG_SYS_LOAD_ADDR (V2M_BASE + 0x8000)
168#define LINUX_BOOT_PARAM_ADDR (V2M_BASE + 0x2000)
Matt Waddelb80e41a2010-10-07 15:48:45 -0600169
Matt Waddelb80e41a2010-10-07 15:48:45 -0600170/* Physical Memory Map */
171#define CONFIG_NR_DRAM_BANKS 2
Ryan Harkincd4f46e2013-04-09 02:20:31 +0000172#define PHYS_SDRAM_1 (V2M_BASE) /* SDRAM Bank #1 */
173#define PHYS_SDRAM_2 (((unsigned int)V2M_BASE) + \
174 ((unsigned int)0x20000000))
Matt Waddelb80e41a2010-10-07 15:48:45 -0600175#define PHYS_SDRAM_1_SIZE 0x20000000 /* 512 MB */
176#define PHYS_SDRAM_2_SIZE 0x20000000 /* 512 MB */
177
178/* additions for new relocation code */
179#define CONFIG_SYS_SDRAM_BASE PHYS_SDRAM_1
Wolfgang Denk553f0982010-10-26 13:32:32 +0200180#define CONFIG_SYS_INIT_RAM_SIZE 0x1000
Matt Waddelb80e41a2010-10-07 15:48:45 -0600181#define CONFIG_SYS_GBL_DATA_OFFSET (CONFIG_SYS_SDRAM_BASE + \
Wolfgang Denk553f0982010-10-26 13:32:32 +0200182 CONFIG_SYS_INIT_RAM_SIZE - \
Wolfgang Denk25ddd1f2010-10-26 14:34:52 +0200183 GENERATED_GBL_DATA_SIZE)
Matt Waddelb80e41a2010-10-07 15:48:45 -0600184#define CONFIG_SYS_INIT_SP_ADDR CONFIG_SYS_GBL_DATA_OFFSET
Dennis Gilmoreacb5ff02015-06-28 14:05:12 -0500185
186#include <config_distro_defaults.h>
Matt Waddelb80e41a2010-10-07 15:48:45 -0600187
188/* Basic environment settings */
Dennis Gilmoreacb5ff02015-06-28 14:05:12 -0500189#define CONFIG_BOOTCOMMAND \
190 "run distro_bootcmd; " \
191 "run bootflash; "
192
193#define BOOT_TARGET_DEVICES(func) \
194 func(MMC, mmc, 1) \
195 func(MMC, mmc, 0) \
196 func(PXE, pxe, na) \
197 func(DHCP, dhcp, na)
198#include <config_distro_bootcmd.h>
199
Ryan Harkincd4f46e2013-04-09 02:20:31 +0000200#ifdef CONFIG_VEXPRESS_ORIGINAL_MEMORY_MAP
201#define CONFIG_PLATFORM_ENV_SETTINGS \
Matt Waddelb80e41a2010-10-07 15:48:45 -0600202 "loadaddr=0x80008000\0" \
Jason Hobbs75e7f3f2011-08-23 11:06:59 +0000203 "ramdisk_addr_r=0x61000000\0" \
204 "kernel_addr=0x44100000\0" \
205 "ramdisk_addr=0x44800000\0" \
206 "maxramdisk=0x1800000\0" \
Jason Hobbse21669f2011-08-23 11:07:00 +0000207 "pxefile_addr_r=0x88000000\0" \
Dennis Gilmoreacb5ff02015-06-28 14:05:12 -0500208 "scriptaddr=0x88000000\0" \
Ryan Harkincd4f46e2013-04-09 02:20:31 +0000209 "kernel_addr_r=0x80008000\0"
210#elif defined(CONFIG_VEXPRESS_EXTENDED_MEMORY_MAP)
211#define CONFIG_PLATFORM_ENV_SETTINGS \
212 "loadaddr=0xa0008000\0" \
213 "ramdisk_addr_r=0x81000000\0" \
214 "kernel_addr=0x0c100000\0" \
215 "ramdisk_addr=0x0c800000\0" \
216 "maxramdisk=0x1800000\0" \
217 "pxefile_addr_r=0xa8000000\0" \
Dennis Gilmoreacb5ff02015-06-28 14:05:12 -0500218 "scriptaddr=0xa8000000\0" \
Ryan Harkincd4f46e2013-04-09 02:20:31 +0000219 "kernel_addr_r=0xa0008000\0"
220#endif
221#define CONFIG_EXTRA_ENV_SETTINGS \
222 CONFIG_PLATFORM_ENV_SETTINGS \
Dennis Gilmoreacb5ff02015-06-28 14:05:12 -0500223 BOOTENV \
Matt Waddelb80e41a2010-10-07 15:48:45 -0600224 "console=ttyAMA0,38400n8\0" \
225 "dram=1024M\0" \
226 "root=/dev/sda1 rw\0" \
227 "mtd=armflash:1M@0x800000(uboot),7M@0x1000000(kernel)," \
228 "24M@0x2000000(initrd)\0" \
229 "flashargs=setenv bootargs root=${root} console=${console} " \
230 "mem=${dram} mtdparts=${mtd} mmci.fmax=190000 " \
231 "devtmpfs.mount=0 vmalloc=256M\0" \
232 "bootflash=run flashargs; " \
Jason Hobbs75e7f3f2011-08-23 11:06:59 +0000233 "cp ${ramdisk_addr} ${ramdisk_addr_r} ${maxramdisk}; " \
234 "bootm ${kernel_addr} ${ramdisk_addr_r}\0"
Matt Waddelb80e41a2010-10-07 15:48:45 -0600235
236/* FLASH and environment organization */
237#define PHYS_FLASH_SIZE 0x04000000 /* 64MB */
238#define CONFIG_SYS_FLASH_CFI 1
239#define CONFIG_FLASH_CFI_DRIVER 1
240#define CONFIG_SYS_FLASH_SIZE 0x04000000
241#define CONFIG_SYS_MAX_FLASH_BANKS 2
Ryan Harkincd4f46e2013-04-09 02:20:31 +0000242#define CONFIG_SYS_FLASH_BASE0 V2M_NOR0
243#define CONFIG_SYS_FLASH_BASE1 V2M_NOR1
Matt Waddelb80e41a2010-10-07 15:48:45 -0600244#define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_FLASH_BASE0
245
246/* Timeout values in ticks */
247#define CONFIG_SYS_FLASH_ERASE_TOUT (2 * CONFIG_SYS_HZ) /* Erase Timeout */
248#define CONFIG_SYS_FLASH_WRITE_TOUT (2 * CONFIG_SYS_HZ) /* Write Timeout */
249
250/* 255 0x40000 sectors + first or last sector may have 4 erase regions = 259 */
251#define CONFIG_SYS_MAX_FLASH_SECT 259 /* Max sectors */
252#define FLASH_MAX_SECTOR_SIZE 0x00040000 /* 256 KB sectors */
253
254/* Room required on the stack for the environment data */
255#define CONFIG_ENV_SIZE FLASH_MAX_SECTOR_SIZE
256
402jagan@gmail.comde1f9ac2012-07-29 04:26:08 +0000257#define CONFIG_SYS_FLASH_USE_BUFFER_WRITE /* use buffered writes */
258
Matt Waddelb80e41a2010-10-07 15:48:45 -0600259/*
260 * Amount of flash used for environment:
261 * We don't know which end has the small erase blocks so we use the penultimate
262 * sector location for the environment
263 */
264#define CONFIG_ENV_SECT_SIZE FLASH_MAX_SECTOR_SIZE
265#define CONFIG_ENV_OVERWRITE 1
266
267/* Store environment at top of flash */
268#define CONFIG_ENV_IS_IN_FLASH 1
269#define CONFIG_ENV_OFFSET (PHYS_FLASH_SIZE - \
270 (2 * CONFIG_ENV_SECT_SIZE))
271#define CONFIG_ENV_ADDR (CONFIG_SYS_FLASH_BASE1 + \
272 CONFIG_ENV_OFFSET)
273#define CONFIG_SYS_FLASH_PROTECTION /* The devices have real protection */
274#define CONFIG_SYS_FLASH_EMPTY_INFO /* flinfo indicates empty blocks */
275#define CONFIG_SYS_FLASH_BANKS_LIST { CONFIG_SYS_FLASH_BASE0, \
276 CONFIG_SYS_FLASH_BASE1 }
277
278/* Monitor Command Prompt */
279#define CONFIG_SYS_CBSIZE 512 /* Console I/O Buffer Size */
Matt Waddelb80e41a2010-10-07 15:48:45 -0600280#define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE + \
281 sizeof(CONFIG_SYS_PROMPT) + 16)
Andre Przywarad21c3af2013-04-09 02:20:33 +0000282
Matt Waddelb80e41a2010-10-07 15:48:45 -0600283#define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE /* Boot args buffer */
Matt Waddelb80e41a2010-10-07 15:48:45 -0600284#define CONFIG_SYS_LONGHELP
Matt Waddelb80e41a2010-10-07 15:48:45 -0600285#define CONFIG_SYS_MAXARGS 16 /* max command args */
286
Ryan Harkincd4f46e2013-04-09 02:20:31 +0000287#endif /* VEXPRESS_COMMON_H */