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 * QUOTE(m) will evaluate to a string version of the value of the macro m
30 * passed in. The extra level of indirection here is to first evaluate the
31 * macro m before applying the quoting operator.
34 #define QUOTE(m) QUOTE_(m)
37 * High Level Configuration Options
39 #define CONFIG_ARMCORTEXA9 /* This is an ARM V7 CPU core */
40 #define CONFIG_TEGRA2 /* in a NVidia Tegra2 core */
41 #define CONFIG_MACH_TEGRA_GENERIC /* which is a Tegra generic machine */
42 #define CONFIG_SYS_L2CACHE_OFF /* No L2 cache */
44 #define CONFIG_SYS_CACHELINE_SIZE 32
46 #define CONFIG_ARCH_CPU_INIT /* Fire up the A9 core */
48 #include <asm/arch/tegra2.h> /* get chip and board defs */
51 * Display CPU and Board information
53 #define CONFIG_DISPLAY_CPUINFO
54 #define CONFIG_DISPLAY_BOARDINFO
56 #define CONFIG_SKIP_LOWLEVEL_INIT
58 #define CONFIG_CMDLINE_TAG /* enable passing of ATAGs */
59 #define CONFIG_OF_LIBFDT /* enable passing of devicetree */
61 #ifdef CONFIG_TEGRA2_LP0
62 #define TEGRA_LP0_ADDR 0x1C406000
63 #define TEGRA_LP0_SIZE 0x2000
64 #define TEGRA_LP0_VEC \
65 "lp0_vec=" QUOTE(TEGRA_LP0_SIZE) "@" QUOTE(TEGRA_LP0_ADDR) " "
71 #define CONFIG_ENV_SIZE 0x2000 /* Total Size Environment */
74 * Size of malloc() pool
76 #define CONFIG_SYS_MALLOC_LEN (4 << 20) /* 4MB */
81 #define CONFIG_SYS_CPU_OSC_FREQUENCY 1000000 /* Set CPU clock to 1GHz */
84 * NS16550 Configuration
86 #define V_NS16550_CLK 216000000 /* 216MHz (pllp_out0) */
88 #define CONFIG_SYS_NS16550
89 #define CONFIG_SYS_NS16550_SERIAL
90 #define CONFIG_SYS_NS16550_REG_SIZE (-4)
91 #define CONFIG_SYS_NS16550_CLK V_NS16550_CLK
94 * select serial console configuration
96 #define CONFIG_CONS_INDEX 1
98 /* allow to overwrite serial and ethaddr */
99 #define CONFIG_ENV_OVERWRITE
100 #define CONFIG_BAUDRATE 115200
101 #define CONFIG_SYS_BAUDRATE_TABLE {4800, 9600, 19200, 38400, 57600,\
105 * This parameter affects a TXFILLTUNING field that controls how much data is
106 * sent to the latency fifo before it is sent to the wire. Without this
107 * parameter, the default (2) causes occasional Data Buffer Errors in OUT
108 * packets depending on the buffer address and size.
110 #define CONFIG_USB_EHCI_TXFIFO_THRESH 10
111 #define CONFIG_EHCI_IS_TDI
112 #define CONFIG_EHCI_DCACHE
114 /* Total I2C ports on Tegra2 */
115 #define TEGRA_I2C_NUM_CONTROLLERS 4
117 /* include default commands */
118 #include <config_cmd_default.h>
120 /* remove unused commands */
121 #undef CONFIG_CMD_FLASH /* flinfo, erase, protect */
122 #undef CONFIG_CMD_FPGA /* FPGA configuration support */
123 #undef CONFIG_CMD_IMI
124 #undef CONFIG_CMD_IMLS
125 #undef CONFIG_CMD_NFS /* NFS support */
126 #undef CONFIG_CMD_NET /* network support */
128 /* turn on command-line edit/hist/auto */
129 #define CONFIG_CMDLINE_EDITING
130 #define CONFIG_COMMAND_HISTORY
131 #define CONFIG_AUTO_COMPLETE
133 #define CONFIG_SYS_NO_FLASH
135 /* Environment information, boards can override if required */
136 #define CONFIG_CONSOLE_MUX
137 #define CONFIG_SYS_CONSOLE_IS_IN_ENV
138 #define TEGRA2_DEVICE_SETTINGS "stdin=serial\0" \
142 #define CONFIG_LOADADDR 0x408000 /* def. location for kernel */
143 #define CONFIG_BOOTDELAY 2 /* -1 to disable auto boot */
146 * Miscellaneous configurable options
148 #define CONFIG_SYS_LONGHELP /* undef to save memory */
149 #define CONFIG_SYS_HUSH_PARSER /* use "hush" command parser */
150 #define CONFIG_SYS_PROMPT V_PROMPT
152 * Increasing the size of the IO buffer as default nfsargs size is more
153 * than 256 and so it is not possible to edit it
155 #define CONFIG_SYS_CBSIZE (256 * 2) /* Console I/O Buffer Size */
156 /* Print Buffer Size */
157 #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE + \
158 sizeof(CONFIG_SYS_PROMPT) + 16)
159 #define CONFIG_SYS_MAXARGS 16 /* max number of command args */
160 /* Boot Argument Buffer Size */
161 #define CONFIG_SYS_BARGSIZE (CONFIG_SYS_CBSIZE)
163 #define CONFIG_SYS_MEMTEST_START (TEGRA2_SDRC_CS0 + 0x600000)
164 #define CONFIG_SYS_MEMTEST_END (CONFIG_SYS_MEMTEST_START + 0x100000)
166 #define CONFIG_SYS_LOAD_ADDR (0xA00800) /* default */
167 #define CONFIG_SYS_HZ 1000
169 /*-----------------------------------------------------------------------
172 * The stack sizes are set up in start.S using the settings below
174 #define CONFIG_STACKBASE 0x2800000 /* 40MB */
175 #define CONFIG_STACKSIZE 0x20000 /* 128K regular stack*/
177 /*-----------------------------------------------------------------------
178 * Physical Memory Map
180 #define CONFIG_NR_DRAM_BANKS 1
181 #define PHYS_SDRAM_1 TEGRA2_SDRC_CS0
182 #define PHYS_SDRAM_1_SIZE 0x20000000 /* 512M */
184 #define CONFIG_SYS_TEXT_BASE 0x00108000
185 #define CONFIG_SYS_SDRAM_BASE PHYS_SDRAM_1
187 #define CONFIG_SYS_INIT_RAM_ADDR CONFIG_STACKBASE
188 #define CONFIG_SYS_INIT_RAM_SIZE CONFIG_SYS_MALLOC_LEN
189 #define CONFIG_SYS_INIT_SP_ADDR (CONFIG_SYS_INIT_RAM_ADDR + \
190 CONFIG_SYS_INIT_RAM_SIZE - \
191 GENERATED_GBL_DATA_SIZE)
193 #define CONFIG_TEGRA2_GPIO
194 #define CONFIG_CMD_GPIO
195 #endif /* __TEGRA2_COMMON_H */