2 * (C) Copyright 2010,2011
3 * NVIDIA Corporation <www.nvidia.com>
5 * See file CREDITS for list of people who contributed to this
8 * This program is free software; you can redistribute it and/or
9 * modify it under the terms of the GNU General Public License as
10 * published by the Free Software Foundation; either version 2 of
11 * the License, or (at your option) any later version.
13 * This program is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 * GNU General Public License for more details.
18 * You should have received a copy of the GNU General Public License
19 * along with this program; if not, write to the Free Software
20 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
24 #ifndef __TEGRA2_COMMON_H
25 #define __TEGRA2_COMMON_H
26 #include <asm/sizes.h>
29 * High Level Configuration Options
31 #define CONFIG_ARMCORTEXA9 /* This is an ARM V7 CPU core */
32 #define CONFIG_TEGRA2 /* in a NVidia Tegra2 core */
33 #define CONFIG_MACH_TEGRA_GENERIC /* which is a Tegra generic machine */
34 #define CONFIG_L2_OFF /* No L2 cache */
36 #define CONFIG_ENABLE_CORTEXA9 /* enable CPU (A9 complex) */
38 #include <asm/arch/tegra2.h> /* get chip and board defs */
41 * Display CPU and Board information
43 #define CONFIG_DISPLAY_CPUINFO
44 #define CONFIG_DISPLAY_BOARDINFO
46 #define CONFIG_SKIP_RELOCATE_UBOOT
47 #define CONFIG_SKIP_LOWLEVEL_INIT
49 #define CONFIG_CMDLINE_TAG /* enable passing of ATAGs */
52 #define CONFIG_ENV_IS_NOWHERE
53 #define CONFIG_ENV_SIZE 0x20000 /* Total Size Environment */
56 * Size of malloc() pool
58 #define CONFIG_SYS_MALLOC_LEN (4 << 20) /* 4MB */
63 #define CONFIG_SYS_CPU_OSC_FREQUENCY 1000000 /* Set CPU clock to 1GHz */
66 * NS16550 Configuration
68 #define V_NS16550_CLK 216000000 /* 216MHz (pllp_out0) */
70 #define CONFIG_SYS_NS16550
71 #define CONFIG_SYS_NS16550_SERIAL
72 #define CONFIG_SYS_NS16550_REG_SIZE (-4)
73 #define CONFIG_SYS_NS16550_CLK V_NS16550_CLK
76 * select serial console configuration
78 #define CONFIG_CONS_INDEX 1
80 /* allow to overwrite serial and ethaddr */
81 #define CONFIG_ENV_OVERWRITE
82 #define CONFIG_BAUDRATE 115200
83 #define CONFIG_SYS_BAUDRATE_TABLE {4800, 9600, 19200, 38400, 57600,\
86 /* include default commands */
87 #include <config_cmd_default.h>
89 /* remove unused commands */
90 #undef CONFIG_CMD_FLASH /* flinfo, erase, protect */
91 #undef CONFIG_CMD_FPGA /* FPGA configuration support */
93 #undef CONFIG_CMD_IMLS
94 #undef CONFIG_CMD_NFS /* NFS support */
95 #undef CONFIG_CMD_NET /* network support */
97 /* turn on command-line edit/hist/auto */
98 #define CONFIG_CMDLINE_EDITING
99 #define CONFIG_COMMAND_HISTORY
100 #define CONFIG_AUTOCOMPLETE
102 #define CONFIG_SYS_NO_FLASH
104 /* Environment information */
105 #define CONFIG_EXTRA_ENV_SETTINGS \
106 "console=ttyS0,115200n8\0" \
107 "mem=" TEGRA2_SYSMEM "\0" \
110 #define CONFIG_LOADADDR 0x408000 /* def. location for kernel */
111 #define CONFIG_BOOTDELAY 2 /* -1 to disable auto boot */
114 * Miscellaneous configurable options
116 #define CONFIG_SYS_LONGHELP /* undef to save memory */
117 #define CONFIG_SYS_HUSH_PARSER /* use "hush" command parser */
118 #define CONFIG_SYS_PROMPT_HUSH_PS2 "> "
119 #define CONFIG_SYS_PROMPT V_PROMPT
121 * Increasing the size of the IO buffer as default nfsargs size is more
122 * than 256 and so it is not possible to edit it
124 #define CONFIG_SYS_CBSIZE (256 * 2) /* Console I/O Buffer Size */
125 /* Print Buffer Size */
126 #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE + \
127 sizeof(CONFIG_SYS_PROMPT) + 16)
128 #define CONFIG_SYS_MAXARGS 16 /* max number of command args */
129 /* Boot Argument Buffer Size */
130 #define CONFIG_SYS_BARGSIZE (CONFIG_SYS_CBSIZE)
132 #define CONFIG_SYS_MEMTEST_START (TEGRA2_SDRC_CS0 + 0x600000)
133 #define CONFIG_SYS_MEMTEST_END (CONFIG_SYS_MEMTEST_START + 0x100000)
135 #define CONFIG_SYS_LOAD_ADDR (0xA00800) /* default */
136 #define CONFIG_SYS_HZ 1000
138 /*-----------------------------------------------------------------------
141 * The stack sizes are set up in start.S using the settings below
143 #define CONFIG_STACKBASE 0x2800000 /* 40MB */
144 #define CONFIG_STACKSIZE 0x20000 /* 128K regular stack*/
146 /*-----------------------------------------------------------------------
147 * Physical Memory Map
149 #define CONFIG_NR_DRAM_BANKS 1
150 #define PHYS_SDRAM_1 TEGRA2_SDRC_CS0
151 #define PHYS_SDRAM_1_SIZE 0x20000000 /* 512M */
153 #define CONFIG_SYS_TEXT_BASE 0x00E08000
154 #define CONFIG_SYS_SDRAM_BASE PHYS_SDRAM_1
156 #define CONFIG_SYS_INIT_RAM_ADDR CONFIG_STACKBASE
157 #define CONFIG_SYS_INIT_RAM_SIZE CONFIG_SYS_MALLOC_LEN
158 #define CONFIG_SYS_INIT_SP_ADDR (CONFIG_SYS_INIT_RAM_ADDR + \
159 CONFIG_SYS_INIT_RAM_SIZE - \
160 GENERATED_GBL_DATA_SIZE)
162 #endif /* __TEGRA2_COMMON_H */