blob: d696d4becec82dd54eab0213741eaa198ea8615a [file] [log] [blame]
Heiko Schocher3b5df502015-06-29 09:10:48 +02001/*
2 * (C) Copyright 2007-2008
3 * Stelian Pop <stelian@popies.net>
4 * Lead Tech Design <www.leadtechdesign.com>
5 *
6 * (C) Copyright 2010
7 * Achim Ehrlich <aehrlich@taskit.de>
8 * taskit GmbH <www.taskit.de>
9 *
10 * (C) Copyright 2012
11 * Markus Hubig <mhubig@imko.de>
12 * IMKO GmbH <www.imko.de>
13 *
14 * (C) Copyright 2014
15 * Heiko Schocher <hs@denx.de>
16 * DENX Software Engineering GmbH
17 *
18 * Configuation settings for the smartweb.
19 *
20 * SPDX-License-Identifier: GPL-2.0+
21 */
22
23#ifndef __CONFIG_H
24#define __CONFIG_H
25
26/*
27 * SoC must be defined first, before hardware.h is included.
28 * In this case SoC is defined in boards.cfg.
29 */
30#include <asm/hardware.h>
31
32/*
33 * Warning: changing CONFIG_SYS_TEXT_BASE requires adapting the initial boot
34 * program. Since the linker has to swallow that define, we must use a pure
35 * hex number here!
36 */
37#define CONFIG_SYS_TEXT_BASE 0x23000000
38
39/* ARM asynchronous clock */
40#define CONFIG_SYS_AT91_SLOW_CLOCK 32768 /* slow clock xtal */
41#define CONFIG_SYS_AT91_MAIN_CLOCK 18432000 /* 18.432MHz crystal */
42
43/* misc settings */
44#define CONFIG_CMDLINE_TAG /* pass commandline to Kernel */
45#define CONFIG_SETUP_MEMORY_TAGS /* pass memory defs to kernel */
46#define CONFIG_INITRD_TAG /* pass initrd param to kernel */
47#define CONFIG_SKIP_LOWLEVEL_INIT /* U-Boot is loaded by a bootloader */
48#define CONFIG_BOARD_EARLY_INIT_F /* call board_early_init_f() */
49#define CONFIG_DISPLAY_CPUINFO /* display CPU Info at startup */
50
51/* setting board specific options */
52# define CONFIG_MACH_TYPE MACH_TYPE_SMARTWEB
53#define CONFIG_SYS_GENERIC_BOARD
54#define CONFIG_CMDLINE_EDITING
55#define CONFIG_AUTO_COMPLETE
56
57/* The LED PINs */
58#define CONFIG_RED_LED AT91_PIN_PA9
59#define CONFIG_GREEN_LED AT91_PIN_PA6
60
61/*
62 * SDRAM: 1 bank, 64 MB, base address 0x20000000
63 * Already initialized before u-boot gets started.
64 */
65#define CONFIG_NR_DRAM_BANKS 1
66#define CONFIG_SYS_SDRAM_BASE ATMEL_BASE_CS1
67#define CONFIG_SYS_SDRAM_SIZE (64 << 20)
68
69/*
70 * Perform a SDRAM Memtest from the start of SDRAM
71 * till the beginning of the U-Boot position in RAM.
72 */
73#define CONFIG_SYS_MEMTEST_START CONFIG_SYS_SDRAM_BASE
74#define CONFIG_SYS_MEMTEST_END (CONFIG_SYS_TEXT_BASE - 0x100000)
75
76/* Size of malloc() pool */
77#define CONFIG_SYS_MALLOC_LEN \
78 ROUND(3 * CONFIG_ENV_SIZE + (128 << 10), 0x1000)
79
80/* NAND flash settings */
81#define CONFIG_NAND_ATMEL
82#define CONFIG_SYS_NO_FLASH
83#define CONFIG_SYS_MAX_NAND_DEVICE 1
84#define CONFIG_SYS_NAND_BASE ATMEL_BASE_CS3
85#define CONFIG_SYS_NAND_DBW_8
86#define CONFIG_SYS_NAND_MASK_ALE (1 << 21)
87#define CONFIG_SYS_NAND_MASK_CLE (1 << 22)
88#define CONFIG_SYS_NAND_ENABLE_PIN AT91_PIN_PC14
89#define CONFIG_SYS_NAND_READY_PIN AT91_PIN_PC13
90
91#define CONFIG_CMD_MTDPARTS
92#define CONFIG_MTD_DEVICE
93#define MTDIDS_NAME_STR "atmel_nand"
94#define MTDIDS_DEFAULT "nand0=" MTDIDS_NAME_STR
95#define MTDPARTS_DEFAULT "mtdparts=" MTDIDS_NAME_STR ":" \
96 "128k(Bootstrap)," \
97 "896k(U-Boot)," \
98 "512k(ENV0)," \
99 "512k(ENV1)," \
100 "4M(Linux)," \
101 "-(Root-FS)"
102
103/* general purpose I/O */
104#define CONFIG_ATMEL_LEGACY /* required until (g)pio is fixed */
105#define CONFIG_AT91_GPIO /* enable the GPIO features */
106#define CONFIG_AT91_GPIO_PULLUP 1 /* keep pullups on peripheral pins */
107
108/* serial console */
109#define CONFIG_ATMEL_USART
110#define CONFIG_USART_BASE ATMEL_BASE_DBGU
111#define CONFIG_USART_ID ATMEL_ID_SYS
112#define CONFIG_BAUDRATE 115200
113
114/*
115 * Ethernet configuration
116 *
117 */
118#define CONFIG_MACB
119#define CONFIG_RMII /* use reduced MII inteface */
120#define CONFIG_NET_RETRY_COUNT 20 /* # of DHCP/BOOTP retries */
121#define CONFIG_AT91_WANTS_COMMON_PHY
122
123/* BOOTP and DHCP options */
124#define CONFIG_BOOTP_BOOTFILESIZE
125#define CONFIG_BOOTP_BOOTPATH
126#define CONFIG_BOOTP_GATEWAY
127#define CONFIG_BOOTP_HOSTNAME
128#define CONFIG_NFSBOOTCOMMAND \
129 "setenv autoload yes; setenv autoboot yes; " \
130 "setenv bootargs ${basicargs} ${mtdparts} " \
131 "root=/dev/nfs ip=dhcp nfsroot=${serverip}:/srv/nfs/rootfs; " \
132 "dhcp"
133
134/* Enable the watchdog */
135#define CONFIG_AT91SAM9_WATCHDOG
136#if !defined(CONFIG_SPL_BUILD)
137#define CONFIG_HW_WATCHDOG
138#endif
139#define CONFIG_AT91_HW_WDT_TIMEOUT 15
140
141#if !defined(CONFIG_SPL_BUILD)
142/* USB configuration */
143#define CONFIG_USB_ATMEL
144#define CONFIG_USB_ATMEL_CLK_SEL_PLLB
145#define CONFIG_USB_OHCI_NEW
146#define CONFIG_USB_STORAGE
147#define CONFIG_DOS_PARTITION
148#define CONFIG_SYS_USB_OHCI_CPU_INIT
149#define CONFIG_SYS_USB_OHCI_REGS_BASE ATMEL_UHP_BASE
150#define CONFIG_SYS_USB_OHCI_SLOT_NAME "at91sam9260"
151#define CONFIG_SYS_USB_OHCI_MAX_ROOT_PORTS 2
152#endif
153
154/* General Boot Parameter */
155#define CONFIG_BOOTDELAY 3
156#define CONFIG_BOOTCOMMAND "run flashboot"
Heiko Schocher3b5df502015-06-29 09:10:48 +0200157#define CONFIG_SYS_CBSIZE 512
158#define CONFIG_SYS_MAXARGS 16
159#define CONFIG_SYS_PBSIZE \
160 (CONFIG_SYS_CBSIZE + sizeof(CONFIG_SYS_PROMPT) + 16)
161#define CONFIG_SYS_LONGHELP
162#define CONFIG_CMDLINE_EDITING
163
164/*
165 * RAM Memory address where to put the
166 * Linux Kernel befor starting.
167 */
168#define CONFIG_SYS_LOAD_ADDR 0x22000000
169
170/*
171 * The NAND Flash partitions:
172 */
173#define CONFIG_ENV_IS_IN_NAND
174#define CONFIG_ENV_OFFSET (0x100000)
175#define CONFIG_ENV_OFFSET_REDUND (0x180000)
176#define CONFIG_ENV_RANGE (0x80000)
177#define CONFIG_ENV_SIZE (0x20000)
178
179/*
180 * Predefined environment variables.
181 * Usefull to define some easy to use boot commands.
182 */
183#define CONFIG_EXTRA_ENV_SETTINGS \
184 \
185 "basicargs=console=ttyS0,115200\0" \
186 \
187 "mtdparts="MTDPARTS_DEFAULT"\0"
188
189/* Command line & features configuration */
190#undef CONFIG_CMD_FPGA
191#undef CONFIG_CMD_IMI
192#undef CONFIG_CMD_IMLS
193#undef CONFIG_CMD_LOADS
194
195#define CONFIG_CMD_NAND
196#define CONFIG_CMD_USB
197#define CONFIG_CMD_FAT
198
199#ifdef CONFIG_MACB
200# define CONFIG_CMD_PING
201# define CONFIG_CMD_DHCP
202#else
203# undef CONFIG_CMD_BOOTD
204# undef CONFIG_CMD_NET
205# undef CONFIG_CMD_NFS
206#endif /* CONFIG_MACB */
207
208#if !defined(CONFIG_SPL_BUILD)
209/* Enable Device-Tree (FDT) support */
210#define CONFIG_OF_LIBFDT
211#define CONFIG_CMD_FDT
212#define CONFIG_FIT
213#endif
214
215#ifdef CONFIG_SPL_BUILD
216#define CONFIG_SYS_INIT_SP_ADDR 0x301000
217#define CONFIG_SPL_STACK_R
218#define CONFIG_SPL_STACK_R_ADDR CONFIG_SYS_TEXT_BASE
219#else
220/*
221 * Initial stack pointer: 4k - GENERATED_GBL_DATA_SIZE in internal SRAM,
222 * leaving the correct space for initial global data structure above that
223 * address while providing maximum stack area below.
224 */
225#define CONFIG_SYS_INIT_SP_ADDR \
226 (ATMEL_BASE_SRAM1 + 0x1000 - GENERATED_GBL_DATA_SIZE)
227#endif
228
229
230/* Defines for SPL */
231#define CONFIG_SPL_FRAMEWORK
232#define CONFIG_SPL_TEXT_BASE 0x0
233#define CONFIG_SPL_MAX_SIZE (4 * 1024)
234
235#define CONFIG_SPL_BSS_START_ADDR CONFIG_SYS_SDRAM_BASE
236#define CONFIG_SPL_BSS_MAX_SIZE (16 * 1024)
237#define CONFIG_SYS_SPL_MALLOC_START (CONFIG_SPL_BSS_START_ADDR + \
238 CONFIG_SPL_BSS_MAX_SIZE)
239#define CONFIG_SYS_SPL_MALLOC_SIZE CONFIG_SYS_MALLOC_LEN
240#define CONFIG_SPL_LDSCRIPT arch/arm/mach-at91/arm926ejs/u-boot-spl.lds
241
242#define CONFIG_SPL_LIBCOMMON_SUPPORT
243#define CONFIG_SPL_LIBGENERIC_SUPPORT
244
245#define CONFIG_SPL_BOARD_INIT
246#define CONFIG_SPL_GPIO_SUPPORT
247#define CONFIG_SYS_NAND_ENABLE_PIN_SPL (2*32 + 14)
248#define CONFIG_SPL_NAND_SUPPORT
249#define CONFIG_SYS_USE_NANDFLASH 1
250#define CONFIG_SPL_NAND_DRIVERS
251#define CONFIG_SPL_NAND_BASE
252#define CONFIG_SPL_NAND_ECC
253#define CONFIG_SPL_NAND_RAW_ONLY
254#define CONFIG_SPL_NAND_SOFTECC
255#define CONFIG_SYS_NAND_U_BOOT_OFFS 0x20000
256#define CONFIG_SYS_NAND_U_BOOT_SIZE 0x80000
257#define CONFIG_SYS_NAND_U_BOOT_START CONFIG_SYS_TEXT_BASE
258#define CONFIG_SYS_NAND_U_BOOT_DST CONFIG_SYS_TEXT_BASE
259#define CONFIG_SYS_NAND_5_ADDR_CYCLE
260
261#define CONFIG_SYS_NAND_SIZE (256*1024*1024)
262#define CONFIG_SYS_NAND_PAGE_SIZE 2048
263#define CONFIG_SYS_NAND_BLOCK_SIZE (128*1024)
264#define CONFIG_SYS_NAND_PAGE_COUNT (CONFIG_SYS_NAND_BLOCK_SIZE / \
265 CONFIG_SYS_NAND_PAGE_SIZE)
266#define CONFIG_SYS_NAND_BAD_BLOCK_POS NAND_LARGE_BADBLOCK_POS
267#define CONFIG_SYS_NAND_ECCSIZE 256
268#define CONFIG_SYS_NAND_ECCBYTES 3
269#define CONFIG_SYS_NAND_OOBSIZE 64
270#define CONFIG_SYS_NAND_ECCPOS { 40, 41, 42, 43, 44, 45, 46, 47, \
271 48, 49, 50, 51, 52, 53, 54, 55, \
272 56, 57, 58, 59, 60, 61, 62, 63, }
273
274#define CONFIG_SPL_ATMEL_SIZE
275#define CONFIG_SYS_MASTER_CLOCK (198656000/2)
276#define AT91_PLL_LOCK_TIMEOUT 1000000
277#define CONFIG_SYS_AT91_PLLA 0x2060bf09
278#define CONFIG_SYS_MCKR 0x100
279#define CONFIG_SYS_MCKR_CSS (0x02 | CONFIG_SYS_MCKR)
280#define CONFIG_SYS_AT91_PLLB 0x10483f0e
281
282#if defined(CONFIG_SPL_BUILD)
283#define CONFIG_SYS_THUMB_BUILD
284#define CONFIG_SYS_ICACHE_OFF
285#define CONFIG_SYS_DCACHE_OFF
286#undef CONFIG_SPL_OS_BOOT /* Not supported by existing map */
287#endif
288#endif /* __CONFIG_H */