xref: /openbmc/u-boot/include/configs/wb45n.h (revision 0f44d33536a50ef65259c322fa2d4a058585caf9)
1 /*
2  * Configuation settings for the WB45N CPU Module.
3  *
4  * SPDX-License-Identifier: GPL-2.0+
5  */
6 
7 #ifndef __CONFIG_H__
8 #define __CONFIG_H__
9 
10 #include <asm/hardware.h>
11 
12 /* ARM asynchronous clock */
13 #define CONFIG_SYS_AT91_SLOW_CLOCK  32768
14 #define CONFIG_SYS_AT91_MAIN_CLOCK  12000000	/* 12 MHz crystal */
15 
16 #define CONFIG_CMDLINE_TAG	/* enable passing of ATAGs */
17 #define CONFIG_SETUP_MEMORY_TAGS
18 #define CONFIG_INITRD_TAG
19 #define CONFIG_SKIP_LOWLEVEL_INIT
20 
21 /* general purpose I/O */
22 #define CONFIG_ATMEL_LEGACY	/* required until (g)pio is fixed */
23 #define CONFIG_AT91_GPIO
24 
25 /* serial console */
26 #define CONFIG_ATMEL_USART
27 #define CONFIG_USART_BASE   ATMEL_BASE_DBGU
28 #define CONFIG_USART_ID     ATMEL_ID_SYS
29 
30 /*
31  * BOOTP options
32  */
33 #define CONFIG_BOOTP_BOOTFILESIZE
34 #define CONFIG_BOOTP_BOOTPATH
35 #define CONFIG_BOOTP_GATEWAY
36 #define CONFIG_BOOTP_HOSTNAME
37 
38 /* SDRAM */
39 #define CONFIG_NR_DRAM_BANKS        1
40 #define CONFIG_SYS_SDRAM_BASE       0x20000000
41 #define CONFIG_SYS_SDRAM_SIZE       0x04000000	/* 64 MB */
42 
43 #define CONFIG_SYS_INIT_SP_ADDR \
44     (CONFIG_SYS_SDRAM_BASE + 4 * 1024 - GENERATED_GBL_DATA_SIZE)
45 
46 /* NAND flash */
47 #define CONFIG_NAND_ATMEL
48 #define CONFIG_SYS_MAX_NAND_DEVICE  1
49 #define CONFIG_SYS_NAND_BASE        0x40000000
50 /* our ALE is AD21 */
51 #define CONFIG_SYS_NAND_MASK_ALE    (1 << 21)
52 /* our CLE is AD22 */
53 #define CONFIG_SYS_NAND_MASK_CLE    (1 << 22)
54 #define CONFIG_SYS_NAND_ENABLE_PIN  AT91_PIN_PD4
55 #define CONFIG_SYS_NAND_READY_PIN   AT91_PIN_PD5
56 
57 /* PMECC & PMERRLOC */
58 #define CONFIG_ATMEL_NAND_HWECC     1
59 #define CONFIG_ATMEL_NAND_HW_PMECC  1
60 #define CONFIG_PMECC_CAP            4
61 #define CONFIG_PMECC_SECTOR_SIZE    512
62 
63 #define CONFIG_MTD_DEVICE
64 #define CONFIG_CMD_MTDPARTS
65 #define CONFIG_MTD_PARTITIONS
66 #define CONFIG_RBTREE
67 #define CONFIG_LZO
68 
69 /* Ethernet */
70 #define CONFIG_MACB
71 #define CONFIG_RMII
72 #define CONFIG_NET_RETRY_COUNT      20
73 #define CONFIG_MACB_SEARCH_PHY
74 #define CONFIG_ETHADDR              C0:EE:40:00:00:00
75 #define CONFIG_ENV_OVERWRITE        1
76 
77 /* System */
78 #define CONFIG_SYS_LOAD_ADDR        0x22000000	/* load address */
79 #define CONFIG_SYS_MEMTEST_START    CONFIG_SYS_SDRAM_BASE
80 #define CONFIG_SYS_MEMTEST_END      0x23e00000
81 
82 #ifdef CONFIG_SYS_USE_NANDFLASH
83 /* bootstrap + u-boot + env + linux in nandflash */
84 #define CONFIG_ENV_OFFSET           0xa0000
85 #define CONFIG_ENV_OFFSET_REDUND    0xc0000
86 #define CONFIG_ENV_SIZE             0x20000	/* 1 block = 128 kB */
87 
88 #define CONFIG_BOOTCOMMAND  "nand read 0x22000000 0xe0000 0x280000; " \
89     "run _mtd; bootm"
90 
91 #define MTDIDS_DEFAULT      "nand0=atmel_nand"
92 #define MTDPARTS_DEFAULT    "mtdparts=atmel_nand:" \
93                             "128K(at91bs)," \
94                             "512K(u-boot)," \
95                             "128K(u-boot-env)," \
96                             "128K(redund-env)," \
97                             "2560K(kernel-a)," \
98                             "2560K(kernel-b)," \
99                             "38912K(rootfs-a)," \
100                             "38912K(rootfs-b)," \
101                             "46208K(user)," \
102                             "512K(logs)"
103 
104 #else
105 #error No boot method selected, please select 'CONFIG_SYS_USE_NANDFLASH'
106 #endif
107 
108 #define CONFIG_BOOTARGS     "console=ttyS0,115200 earlyprintk " \
109                             "rw noinitrd mem=64M "              \
110                             "rootfstype=ubifs root=ubi0:rootfs ubi.mtd=6"
111 
112 #define CONFIG_EXTRA_ENV_SETTINGS       \
113     "_mtd=mtdparts default; setenv bootargs ${bootargs} ${mtdparts}\0" \
114     "autoload=no\0" \
115     "autostart=no\0" \
116     "ethaddr=" __stringify(CONFIG_ETHADDR) "\0" \
117     "\0"
118 
119 #define CONFIG_SYS_CBSIZE   256
120 #define CONFIG_SYS_MAXARGS  16
121 #define CONFIG_SYS_LONGHELP
122 #define CONFIG_CMDLINE_EDITING
123 #define CONFIG_AUTO_COMPLETE
124 
125 /*
126  * Size of malloc() pool
127  */
128 #define CONFIG_SYS_MALLOC_LEN       (512 * 1024 + 0x1000)
129 
130 /* SPL */
131 #define CONFIG_SPL_TEXT_BASE        0x300000
132 #define CONFIG_SPL_MAX_SIZE         0x6000
133 #define CONFIG_SPL_STACK            0x308000
134 
135 #define CONFIG_SPL_BSS_START_ADDR   0x20000000
136 #define CONFIG_SPL_BSS_MAX_SIZE     0x80000
137 #define CONFIG_SYS_SPL_MALLOC_START 0x20080000
138 #define CONFIG_SYS_SPL_MALLOC_SIZE  0x80000
139 
140 #define CONFIG_SYS_MONITOR_LEN      (512 << 10)
141 
142 #define CONFIG_SYS_MASTER_CLOCK     132096000
143 #define CONFIG_SYS_AT91_PLLA        0x20c73f03
144 #define CONFIG_SYS_MCKR             0x1301
145 #define CONFIG_SYS_MCKR_CSS         0x1302
146 
147 #define CONFIG_SPL_NAND_DRIVERS
148 #define CONFIG_SPL_NAND_BASE
149 #define CONFIG_SYS_NAND_U_BOOT_OFFS 0x20000
150 #define CONFIG_SYS_NAND_5_ADDR_CYCLE
151 #define CONFIG_SYS_NAND_PAGE_SIZE   0x800
152 #define CONFIG_SYS_NAND_PAGE_COUNT  64
153 #define CONFIG_SYS_NAND_OOBSIZE     64
154 #define CONFIG_SYS_NAND_BLOCK_SIZE  0x20000
155 #define CONFIG_SYS_NAND_BAD_BLOCK_POS   0x0
156 #define CONFIG_SPL_GENERATE_ATMEL_PMECC_HEADER
157 
158 #endif				/* __CONFIG_H__ */
159