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/*
* (C) Copyright 2010,2011
* NVIDIA Corporation <www.nvidia.com>
*
* See file CREDITS for list of people who contributed to this
* project.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of
* the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*/
#ifndef __TEGRA2_COMMON_H
#define __TEGRA2_COMMON_H
#include <asm/sizes.h>
/*
* High Level Configuration Options
*/
#define CONFIG_ARMCORTEXA9 /* This is an ARM V7 CPU core */
#define CONFIG_TEGRA2 /* in a NVidia Tegra2 core */
#define CONFIG_MACH_TEGRA_GENERIC /* which is a Tegra generic machine */
#define CONFIG_SYS_L2CACHE_OFF /* No L2 cache */
#define CONFIG_SYS_CACHELINE_SIZE 32
#define CONFIG_ARCH_CPU_INIT /* Fire up the A9 core */
#include <asm/arch/tegra2.h> /* get chip and board defs */
/*
* Display CPU and Board information
*/
#define CONFIG_DISPLAY_CPUINFO
#define CONFIG_DISPLAY_BOARDINFO
#define CONFIG_SKIP_LOWLEVEL_INIT
#define CONFIG_CMDLINE_TAG /* enable passing of ATAGs */
#define CONFIG_OF_LIBFDT /* enable passing of devicetree */
/* Environment */
#define CONFIG_ENV_SIZE 0x2000 /* Total Size Environment */
/*
* Size of malloc() pool
*/
#define CONFIG_SYS_MALLOC_LEN (4 << 20) /* 4MB */
/*
* PllX Configuration
*/
#define CONFIG_SYS_CPU_OSC_FREQUENCY 1000000 /* Set CPU clock to 1GHz */
/*
* NS16550 Configuration
*/
#define V_NS16550_CLK 216000000 /* 216MHz (pllp_out0) */
#define CONFIG_SYS_NS16550
#define CONFIG_SYS_NS16550_SERIAL
#define CONFIG_SYS_NS16550_REG_SIZE (-4)
#define CONFIG_SYS_NS16550_CLK V_NS16550_CLK
/*
* select serial console configuration
*/
#define CONFIG_CONS_INDEX 1
/* allow to overwrite serial and ethaddr */
#define CONFIG_ENV_OVERWRITE
#define CONFIG_BAUDRATE 115200
#define CONFIG_SYS_BAUDRATE_TABLE {4800, 9600, 19200, 38400, 57600,\
115200}
/*
* This parameter affects a TXFILLTUNING field that controls how much data is
* sent to the latency fifo before it is sent to the wire. Without this
* parameter, the default (2) causes occasional Data Buffer Errors in OUT
* packets depending on the buffer address and size.
*/
#define CONFIG_USB_EHCI_TXFIFO_THRESH 10
#define CONFIG_EHCI_IS_TDI
#define CONFIG_EHCI_DCACHE
/* include default commands */
#include <config_cmd_default.h>
/* remove unused commands */
#undef CONFIG_CMD_FLASH /* flinfo, erase, protect */
#undef CONFIG_CMD_FPGA /* FPGA configuration support */
#undef CONFIG_CMD_IMI
#undef CONFIG_CMD_IMLS
#undef CONFIG_CMD_NFS /* NFS support */
#undef CONFIG_CMD_NET /* network support */
/* turn on command-line edit/hist/auto */
#define CONFIG_CMDLINE_EDITING
#define CONFIG_COMMAND_HISTORY
#define CONFIG_AUTO_COMPLETE
#define CONFIG_SYS_NO_FLASH
/* Environment information */
#define CONFIG_EXTRA_ENV_SETTINGS \
"console=ttyS0,115200n8\0" \
"mem=" TEGRA2_SYSMEM "\0" \
"smpflag=smp\0" \
#define CONFIG_LOADADDR 0x408000 /* def. location for kernel */
#define CONFIG_BOOTDELAY 2 /* -1 to disable auto boot */
/*
* Miscellaneous configurable options
*/
#define CONFIG_SYS_LONGHELP /* undef to save memory */
#define CONFIG_SYS_HUSH_PARSER /* use "hush" command parser */
#define CONFIG_SYS_PROMPT_HUSH_PS2 "> "
#define CONFIG_SYS_PROMPT V_PROMPT
/*
* Increasing the size of the IO buffer as default nfsargs size is more
* than 256 and so it is not possible to edit it
*/
#define CONFIG_SYS_CBSIZE (256 * 2) /* Console I/O Buffer Size */
/* Print Buffer Size */
#define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE + \
sizeof(CONFIG_SYS_PROMPT) + 16)
#define CONFIG_SYS_MAXARGS 16 /* max number of command args */
/* Boot Argument Buffer Size */
#define CONFIG_SYS_BARGSIZE (CONFIG_SYS_CBSIZE)
#define CONFIG_SYS_MEMTEST_START (TEGRA2_SDRC_CS0 + 0x600000)
#define CONFIG_SYS_MEMTEST_END (CONFIG_SYS_MEMTEST_START + 0x100000)
#define CONFIG_SYS_LOAD_ADDR (0xA00800) /* default */
#define CONFIG_SYS_HZ 1000
/*-----------------------------------------------------------------------
* Stack sizes
*
* The stack sizes are set up in start.S using the settings below
*/
#define CONFIG_STACKBASE 0x2800000 /* 40MB */
#define CONFIG_STACKSIZE 0x20000 /* 128K regular stack*/
/*-----------------------------------------------------------------------
* Physical Memory Map
*/
#define CONFIG_NR_DRAM_BANKS 1
#define PHYS_SDRAM_1 TEGRA2_SDRC_CS0
#define PHYS_SDRAM_1_SIZE 0x20000000 /* 512M */
#define CONFIG_SYS_TEXT_BASE 0x00108000
#define CONFIG_SYS_SDRAM_BASE PHYS_SDRAM_1
#define CONFIG_SYS_INIT_RAM_ADDR CONFIG_STACKBASE
#define CONFIG_SYS_INIT_RAM_SIZE CONFIG_SYS_MALLOC_LEN
#define CONFIG_SYS_INIT_SP_ADDR (CONFIG_SYS_INIT_RAM_ADDR + \
CONFIG_SYS_INIT_RAM_SIZE - \
GENERATED_GBL_DATA_SIZE)
#define CONFIG_TEGRA2_GPIO
#define CONFIG_CMD_GPIO
#endif /* __TEGRA2_COMMON_H */
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