]> git.kernelconcepts.de Git - karo-tx-uboot.git/blob - include/configs/tny_a9260.h
arm: mx5: clock: add support for changing CPU clock via cmdline
[karo-tx-uboot.git] / include / configs / tny_a9260.h
1 /*
2  * (C) Copyright 2007-2008
3  * Stelian Pop <stelian@popies.net>
4  * Lead Tech Design <www.leadtechdesign.com>
5  *
6  * Copyright (C) 2009
7  * Albin Tonnerre, Free Electrons <albin.tonnerre@free-electrons.com>
8  *
9  * Configuation settings for the Calao TNY-A9260 and TNY-A9G20 boards
10  *
11  * SPDX-License-Identifier:     GPL-2.0+
12  */
13
14 #ifndef __CONFIG_H
15 #define __CONFIG_H
16
17 /*
18  * SoC must be defined first, before hardware.h is included.
19  * In this case SoC is defined in boards.cfg.
20  */
21 #include <asm/hardware.h>
22
23 #if defined(CONFIG_TNY_A9260_NANDFLASH) || defined(CONFIG_TNY_A9G20_NANDFLASH)
24 #define CONFIG_ENV_IS_IN_NAND
25 #else
26 #define CONFIG_ENV_IS_IN_EEPROM
27 #endif
28
29 /* Define actual evaluation board type from used processor type */
30 #ifdef CONFIG_AT91SAM9G20
31 # define CONFIG_TNY_A9G20
32 # define MACH_TYPE_TNY_A9G20            2059
33 # define CONFIG_MACH_TYPE               MACH_TYPE_TNY_A9G20
34 #else
35 # define CONFIG_TNY_A9260
36 # define MACH_TYPE_TNY_A9260            2058
37 # define CONFIG_MACH_TYPE               MACH_TYPE_TNY_A9260
38 #endif
39
40 /* ARM asynchronous clock */
41 #define CONFIG_SYS_AT91_SLOW_CLOCK      32768           /* slow clock xtal */
42 #define CONFIG_SYS_AT91_MAIN_CLOCK      12000000        /* 12 MHz crystal */
43 #define CONFIG_SYS_HZ                   1000
44
45 #define CONFIG_ARCH_CPU_INIT
46 #define CONFIG_CMDLINE_TAG              /* enable passing of ATAGs      */
47 #define CONFIG_SETUP_MEMORY_TAGS
48 #define CONFIG_INITRD_TAG
49 #define CONFIG_SKIP_LOWLEVEL_INIT
50
51 /*
52  * Hardware drivers
53  */
54 #define CONFIG_ATMEL_LEGACY
55 #define CONFIG_AT91_GPIO
56
57 #define CONFIG_ATMEL_USART
58 #define CONFIG_USART_BASE               ATMEL_BASE_DBGU
59 #define CONFIG_USART_ID                 ATMEL_ID_SYS
60 #define CONFIG_BAUDRATE                 115200
61
62 #define CONFIG_BOOTDELAY        3
63
64 /*
65  * Command line configuration.
66  */
67 #include <config_cmd_default.h>
68 #undef CONFIG_CMD_BDI
69 #undef CONFIG_CMD_FPGA
70 #undef CONFIG_CMD_IMI
71 #undef CONFIG_CMD_IMLS
72 #undef CONFIG_CMD_LOADS
73 #undef CONFIG_CMD_NET
74 #undef CONFIG_CMD_NFS
75 #undef CONFIG_CMD_SOURCE
76 #undef CONFIG_CMD_USB
77
78 /* SDRAM */
79 #define CONFIG_NR_DRAM_BANKS            1
80 #define CONFIG_SYS_SDRAM_BASE           ATMEL_BASE_CS1
81 #define CONFIG_SYS_SDRAM_SIZE           0x04000000      /* 64 megs */
82 # define CONFIG_SYS_INIT_SP_ADDR \
83         (ATMEL_BASE_SRAM1 + 0x1000 - GENERATED_GBL_DATA_SIZE)
84
85 /* SPI EEPROM */
86 #define CONFIG_SPI
87 #define CONFIG_CMD_SPI
88 #define CONFIG_ATMEL_SPI
89 #define CONFIG_SYS_SPI_WRITE_TOUT               (5 * CONFIG_SYS_HZ)
90
91 #define CONFIG_CMD_EEPROM
92 #define CONFIG_SPI_M95XXX
93 #define CONFIG_SYS_EEPROM_SIZE 0x10000
94 #define CONFIG_SYS_EEPROM_PAGE_WRITE_BITS 5
95
96 /* NAND flash */
97 #define CONFIG_CMD_NAND
98 #define CONFIG_NAND_ATMEL
99 #define CONFIG_SYS_MAX_NAND_DEVICE              1
100 #define CONFIG_SYS_NAND_BASE                    ATMEL_BASE_CS3
101 #define CONFIG_SYS_NAND_DBW_8
102 /* our ALE is AD21 */
103 #define CONFIG_SYS_NAND_MASK_ALE                (1 << 21)
104 /* our CLE is AD22 */
105 #define CONFIG_SYS_NAND_MASK_CLE                (1 << 22)
106 #define CONFIG_SYS_NAND_ENABLE_PIN              AT91_PIN_PC14
107 #define CONFIG_SYS_NAND_READY_PIN               AT91_PIN_PC13
108
109 /* NOR flash - no real flash on this board */
110 #define CONFIG_SYS_NO_FLASH
111
112 #define CONFIG_DOS_PARTITION
113 #define CONFIG_CMD_FAT
114
115 #define CONFIG_SYS_LOAD_ADDR                    0x22000000      /* load address */
116
117 #define CONFIG_SYS_MEMTEST_START                CONFIG_SYS_SDRAM_BASE
118 #define CONFIG_SYS_MEMTEST_END                  0x23e00000
119
120 /* Env in EEPROM, bootstrap + u-boot in NAND*/
121 #ifdef CONFIG_ENV_IS_IN_EEPROM
122 #define CONFIG_ENV_OFFSET               0x20
123 #define CONFIG_ENV_SIZE                 0x1000
124 #endif
125
126 /* Env, bootstrap and u-boot in NAND */
127 #ifdef CONFIG_ENV_IS_IN_NAND
128 #define CONFIG_ENV_OFFSET               0x60000
129 #define CONFIG_ENV_OFFSET_REDUND        0x80000
130 #define CONFIG_ENV_SIZE                 0x20000
131 #endif
132
133 #define CONFIG_BOOTCOMMAND      "nboot 0x21000000 0 400000"
134 #define CONFIG_BOOTARGS         "console=ttyS0,115200 " \
135                                 "root=/dev/mtdblock1 " \
136                                 "mtdparts=atmel_nand:16M(kernel)ro," \
137                                 "120M(rootfs),-(other) " \
138                                 "rw rootfstype=jffs2"
139
140 #define CONFIG_SYS_PROMPT       "U-Boot> "
141 #define CONFIG_SYS_CBSIZE       256
142 #define CONFIG_SYS_MAXARGS      16
143 #define CONFIG_SYS_PBSIZE       (CONFIG_SYS_CBSIZE + sizeof(CONFIG_SYS_PROMPT) + 16)
144 #define CONFIG_SYS_LONGHELP
145 #define CONFIG_CMDLINE_EDITING
146
147 /*
148  * Size of malloc() pool
149  */
150 #define CONFIG_SYS_MALLOC_LEN   ROUND(3 * CONFIG_ENV_SIZE + 128 * 1024, 0x1000)
151
152 #endif