2 * (C) Copyright 2010-2012
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 __TEGRA20_COMMON_H
25 #define __TEGRA20_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_TEGRA20 /* in a NVidia Tegra20 core */
41 #define CONFIG_TEGRA /* which is a Tegra generic machine */
42 #define CONFIG_SYS_L2CACHE_OFF /* No L2 cache */
44 #define CONFIG_SYS_CACHELINE_SIZE 32
46 #include <asm/arch/tegra20.h> /* get chip and board defs */
49 * Display CPU and Board information
51 #define CONFIG_DISPLAY_CPUINFO
52 #define CONFIG_DISPLAY_BOARDINFO
54 #define CONFIG_CMDLINE_TAG /* enable passing of ATAGs */
55 #define CONFIG_OF_LIBFDT /* enable passing of devicetree */
57 #ifdef CONFIG_TEGRA20_LP0
58 #define TEGRA_LP0_ADDR 0x1C406000
59 #define TEGRA_LP0_SIZE 0x2000
60 #define TEGRA_LP0_VEC \
61 "lp0_vec=" QUOTE(TEGRA_LP0_SIZE) "@" QUOTE(TEGRA_LP0_ADDR) " "
67 #define CONFIG_ENV_VARS_UBOOT_CONFIG
68 #define CONFIG_ENV_SIZE 0x2000 /* Total Size Environment */
71 * Size of malloc() pool
73 #define CONFIG_SYS_MALLOC_LEN (4 << 20) /* 4MB */
78 #define CONFIG_SYS_CPU_OSC_FREQUENCY 1000000 /* Set CPU clock to 1GHz */
81 * NS16550 Configuration
83 #define V_NS16550_CLK 216000000 /* 216MHz (pllp_out0) */
85 #define CONFIG_SYS_NS16550
86 #define CONFIG_SYS_NS16550_SERIAL
87 #define CONFIG_SYS_NS16550_REG_SIZE (-4)
88 #define CONFIG_SYS_NS16550_CLK V_NS16550_CLK
91 * select serial console configuration
93 #define CONFIG_CONS_INDEX 1
95 /* allow to overwrite serial and ethaddr */
96 #define CONFIG_ENV_OVERWRITE
97 #define CONFIG_BAUDRATE 115200
98 #define CONFIG_SYS_BAUDRATE_TABLE {4800, 9600, 19200, 38400, 57600,\
102 * This parameter affects a TXFILLTUNING field that controls how much data is
103 * sent to the latency fifo before it is sent to the wire. Without this
104 * parameter, the default (2) causes occasional Data Buffer Errors in OUT
105 * packets depending on the buffer address and size.
107 #define CONFIG_USB_EHCI_TXFIFO_THRESH 10
108 #define CONFIG_EHCI_IS_TDI
109 #define CONFIG_EHCI_DCACHE
111 /* Total I2C ports on Tegra20 */
112 #define TEGRA_I2C_NUM_CONTROLLERS 4
114 /* include default commands */
115 #include <config_cmd_default.h>
117 /* remove unused commands */
118 #undef CONFIG_CMD_FLASH /* flinfo, erase, protect */
119 #undef CONFIG_CMD_FPGA /* FPGA configuration support */
120 #undef CONFIG_CMD_IMI
121 #undef CONFIG_CMD_IMLS
122 #undef CONFIG_CMD_NFS /* NFS support */
123 #undef CONFIG_CMD_NET /* network support */
125 /* turn on command-line edit/hist/auto */
126 #define CONFIG_CMDLINE_EDITING
127 #define CONFIG_COMMAND_HISTORY
128 #define CONFIG_AUTO_COMPLETE
130 #define CONFIG_SYS_NO_FLASH
132 /* Environment information, boards can override if required */
133 #define CONFIG_CONSOLE_MUX
134 #define CONFIG_SYS_CONSOLE_IS_IN_ENV
135 #define TEGRA20_DEVICE_SETTINGS "stdin=serial\0" \
139 #define CONFIG_LOADADDR 0x408000 /* def. location for kernel */
140 #define CONFIG_BOOTDELAY 2 /* -1 to disable auto boot */
143 * Miscellaneous configurable options
145 #define CONFIG_SYS_LONGHELP /* undef to save memory */
146 #define CONFIG_SYS_HUSH_PARSER /* use "hush" command parser */
147 #define CONFIG_SYS_PROMPT V_PROMPT
149 * Increasing the size of the IO buffer as default nfsargs size is more
150 * than 256 and so it is not possible to edit it
152 #define CONFIG_SYS_CBSIZE (256 * 2) /* Console I/O Buffer Size */
153 /* Print Buffer Size */
154 #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE + \
155 sizeof(CONFIG_SYS_PROMPT) + 16)
156 #define CONFIG_SYS_MAXARGS 16 /* max number of command args */
157 /* Boot Argument Buffer Size */
158 #define CONFIG_SYS_BARGSIZE (CONFIG_SYS_CBSIZE)
160 #define CONFIG_SYS_MEMTEST_START (TEGRA20_SDRC_CS0 + 0x600000)
161 #define CONFIG_SYS_MEMTEST_END (CONFIG_SYS_MEMTEST_START + 0x100000)
163 #define CONFIG_SYS_LOAD_ADDR (0xA00800) /* default */
164 #define CONFIG_SYS_HZ 1000
166 #define CONFIG_STACKBASE 0x2800000 /* 40MB */
168 /*-----------------------------------------------------------------------
169 * Physical Memory Map
171 #define CONFIG_NR_DRAM_BANKS 1
172 #define PHYS_SDRAM_1 TEGRA20_SDRC_CS0
173 #define PHYS_SDRAM_1_SIZE 0x20000000 /* 512M */
175 #define CONFIG_SYS_TEXT_BASE 0x0010c000
176 #define CONFIG_SYS_SDRAM_BASE PHYS_SDRAM_1
178 #define CONFIG_SYS_INIT_RAM_ADDR CONFIG_STACKBASE
179 #define CONFIG_SYS_INIT_RAM_SIZE CONFIG_SYS_MALLOC_LEN
180 #define CONFIG_SYS_INIT_SP_ADDR (CONFIG_SYS_INIT_RAM_ADDR + \
181 CONFIG_SYS_INIT_RAM_SIZE - \
182 GENERATED_GBL_DATA_SIZE)
184 #define CONFIG_TEGRA_GPIO
185 #define CONFIG_CMD_GPIO
186 #define CONFIG_CMD_ENTERRCM
187 #define CONFIG_CMD_BOOTZ
189 /* Defines for SPL */
191 #define CONFIG_SPL_NAND_SIMPLE
192 #define CONFIG_SPL_TEXT_BASE 0x00108000
193 #define CONFIG_SPL_MAX_SIZE 0x00004000
194 #define CONFIG_SYS_SPL_MALLOC_START 0x00090000
195 #define CONFIG_SYS_SPL_MALLOC_SIZE 0x00010000
196 #define CONFIG_SPL_STACK 0x000ffffc
198 #define CONFIG_SPL_LIBCOMMON_SUPPORT
199 #define CONFIG_SPL_LIBGENERIC_SUPPORT
200 #define CONFIG_SPL_SERIAL_SUPPORT
201 #define CONFIG_SPL_GPIO_SUPPORT
202 #define CONFIG_SPL_LDSCRIPT "$(CPUDIR)/tegra20/u-boot-spl.lds"
204 #endif /* __TEGRA20_COMMON_H */