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Diffstat (limited to 'include/configs/omap2420h4.h')
| -rw-r--r-- | include/configs/omap2420h4.h | 213 |
1 files changed, 213 insertions, 0 deletions
diff --git a/include/configs/omap2420h4.h b/include/configs/omap2420h4.h new file mode 100644 index 0000000..b933c24 --- /dev/null +++ b/include/configs/omap2420h4.h @@ -0,0 +1,213 @@ +/* + * (C) Copyright 2004 + * Texas Instruments. + * Richard Woodruff <r-woodruff2@ti.com> + * Kshitij Gupta <kshitij@ti.com> + * + * Configuration settings for the 242x TI H4 board. + * + * 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 __CONFIG_H +#define __CONFIG_H + +/* + * High Level Configuration Options + */ +#define CONFIG_ARM1136 1 /* This is an arm1136 CPU core */ +#define CONFIG_OMAP 1 /* in a TI OMAP core */ +#define CONFIG_OMAP2420 1 /* which is in a 2420 */ +#define CONFIG_OMAP2420H4 1 /* and on a H4 board */ +//#define CONFIG_APTIX 1 /* define if on APTIX test chip */ +//#define CONFIG_VIRTIO 1 /* Using Virtio simulator */ + +#define PRCM_CONFIG_II 1 +#define CONFIG_PARTIAL_SRAM 1 + +#include <asm/arch/omap2420.h> /* get chip and board defs */ + +#ifdef CONFIG_APTIX +#define V_SCLK 1500000 +#else +#define V_SCLK 12000000 +#endif + +/* input clock of PLL */ +/* the OMAP2420 H4 has 12MHz, 13MHz, or 19.2Mhz crystal input */ +#define CONFIG_SYS_CLK_FREQ V_SCLK + +#undef CONFIG_USE_IRQ /* no support for IRQs */ +#define CONFIG_MISC_INIT_R + +#define CONFIG_CMDLINE_TAG 1 /* enable passing of ATAGs */ +#define CONFIG_SETUP_MEMORY_TAGS 1 +#define CONFIG_INITRD_TAG 1 + +/* + * Size of malloc() pool + */ +#define CFG_ENV_SIZE SZ_128K /* Total Size of Environment Sector */ +#define CFG_MALLOC_LEN (CFG_ENV_SIZE + SZ_128K) +#define CFG_GBL_DATA_SIZE 128 /* size in bytes reserved for initial data */ + +/* + * Hardware drivers + */ + +/* + * SMC91c96 Etherent + */ +#define CONFIG_DRIVER_LAN91C96 +#define CONFIG_LAN91C96_BASE (H4_CS1_BASE+0x300) +#define CONFIG_LAN91C96_EXT_PHY + +/* + * NS16550 Configuration + */ +#ifdef CONFIG_APTIX +#define V_NS16550_CLK (6000000) /* 6MHz in current MaxSet */ +#else +#define V_NS16550_CLK (48000000) /* 48MHz (APLL96/2) */ +#endif + +#define CFG_NS16550 +#define CFG_NS16550_SERIAL +#define CFG_NS16550_REG_SIZE (-4) +#define CFG_NS16550_CLK V_NS16550_CLK /* 3MHz (1.5MHz*2) */ +#define CFG_NS16550_COM1 OMAP2420_UART1 + +/* + * select serial console configuration + */ +#define CONFIG_SERIAL1 1 /* UART1 on H4 */ + + /* + * I2C configuration + */ +#define CONFIG_HARD_I2C +#define CFG_I2C_SPEED 100000 +#define CFG_I2C_SLAVE 1 +#define CONFIG_DRIVER_OMAP24XX_I2C + +/* allow to overwrite serial and ethaddr */ +#define CONFIG_ENV_OVERWRITE +#define CONFIG_CONS_INDEX 1 +#define CONFIG_BAUDRATE 115200 +#define CFG_BAUDRATE_TABLE {9600, 19200, 38400, 57600, 115200} + +#define CONFIG_COMMANDS (CONFIG_CMD_DFL | CFG_CMD_DHCP | CFG_CMD_I2C) + +// I'd like to get to these. Snap kernel loads if we make MMC go // + // #define CONFIG_COMMANDS (CONFIG_CMD_DFL | CFG_CMD_NAND | CFG_CMD_JFFS2 | CFG_CMD_DHCP | CFG_CMD_MMC | CFG_CMD_FAT | CFG_CMD_I2C) + +#define CONFIG_BOOTP_MASK CONFIG_BOOTP_DEFAULT + +/* this must be included AFTER the definition of CONFIG_COMMANDS (if any) */ +#include <cmd_confdefs.h> + +#define CONFIG_BOOTDELAY 3 + +#ifdef NFS_BOOT_DEFAULTS +#define CONFIG_BOOTARGS "mem=32M console=ttyS0,115200n8 noinitrd root=/dev/nfs rw nfsroot=128.247.77.158:/home/a0384864/wtbu/rootfs ip=dhcp" +#else +#define CONFIG_BOOTARGS "root=/dev/ram0 rw mem=32M console=ttyS0,115200n8 initrd=0x80600000,8M ramdisk_size=8192" +#endif + +#define CONFIG_NETMASK 255.255.254.0 +#define CONFIG_IPADDR 128.247.77.90 +#define CONFIG_SERVERIP 128.247.77.158 +#define CONFIG_BOOTFILE "uImage" + +/* + * Miscellaneous configurable options + */ +#ifdef CONFIG_APTIX +#define V_PROMPT "OMAP2420 Aptix # " +#else +#define V_PROMPT "OMAP242x H4 # " +#endif + +#define CFG_LONGHELP /* undef to save memory */ +#define CFG_PROMPT V_PROMPT +#define CFG_CBSIZE 256 /* Console I/O Buffer Size */ +/* Print Buffer Size */ +#define CFG_PBSIZE (CFG_CBSIZE+sizeof(CFG_PROMPT)+16) +#define CFG_MAXARGS 16 /* max number of command args */ +#define CFG_BARGSIZE CFG_CBSIZE /* Boot Argument Buffer Size */ + +#define CFG_MEMTEST_START (OMAP2420_SDRC_CS0) /* memtest works on */ +#define CFG_MEMTEST_END (OMAP2420_SDRC_CS0+SZ_31M) + +#undef CFG_CLKS_IN_HZ /* everything, incl board info, in Hz */ + +#define CFG_LOAD_ADDR (OMAP2420_SDRC_CS0) /* default load address */ + +/* The 2420 has 12 GP timers, they can be driven by the SysClk (12/13/19.2) or by + * 32KHz clk, or from external sig. This rate is divided by a local divisor. + */ +#ifdef CONFIG_APTIX +#define V_PVT 3 +#else +#define V_PVT 7 /* use with 12MHz/128 */ +#endif + +#define CFG_TIMERBASE OMAP2420_GPT2 +#define CFG_PVT V_PVT /* 2^(pvt+1) */ +#define CFG_HZ ((CONFIG_SYS_CLK_FREQ)/(2 << CFG_PVT)) + +/*----------------------------------------------------------------------- + * Stack sizes + * + * The stack sizes are set up in start.S using the settings below + */ +#define CONFIG_STACKSIZE SZ_128K /* regular stack */ +#ifdef CONFIG_USE_IRQ +#define CONFIG_STACKSIZE_IRQ SZ_4K /* IRQ stack */ +#define CONFIG_STACKSIZE_FIQ SZ_4K /* FIQ stack */ +#endif + +/*----------------------------------------------------------------------- + * Physical Memory Map + */ +#define CONFIG_NR_DRAM_BANKS 2 /* CS1 may or may not be populated */ +#define PHYS_SDRAM_1 OMAP2420_SDRC_CS0 +#define PHYS_SDRAM_1_SIZE SZ_32M /* at least 32 meg */ +#define PHYS_SDRAM_2 OMAP2420_SDRC_CS1 + +#define PHYS_FLASH_1 H4_CS0_BASE /* Flash Bank #1 */ +#define PHYS_FLASH_SIZE_1 SZ_32M +#define PHYS_FLASH_2 (H4_CS0_BASE+SZ_32M) /* same cs, 2 chips in series */ +#define PHYS_FLASH_SIZE_2 SZ_32M +#define CFG_FLASH_BASE PHYS_FLASH_1 + +/*----------------------------------------------------------------------- + * FLASH and environment organization + */ +#define CFG_MAX_FLASH_BANKS 2 /* max number of memory banks */ +#define CFG_MAX_FLASH_SECT (259) /* max number of sectors on one chip */ + +#define CFG_ENV_ADDR (CFG_FLASH_BASE + SZ_128K) +#define CFG_ENV_IS_IN_FLASH 1 + +/* timeout values are in ticks */ +#define CFG_FLASH_ERASE_TOUT (10*75*CFG_HZ) /* Timeout for Flash Erase */ +#define CFG_FLASH_WRITE_TOUT (10*75*CFG_HZ) /* Timeout for Flash Write */ + +#endif /* __CONFIG_H */ |