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Diffstat (limited to 'include/configs/PN62.h')
| -rw-r--r-- | include/configs/PN62.h | 301 |
1 files changed, 301 insertions, 0 deletions
diff --git a/include/configs/PN62.h b/include/configs/PN62.h new file mode 100644 index 0000000..0750116 --- /dev/null +++ b/include/configs/PN62.h @@ -0,0 +1,301 @@ +/* + * (C) Copyright 2002 + * Wolfgang Grandegger, DENX Software Engineering, wg@denx.de. + * + * 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 + */ + +/* ------------------------------------------------------------------------- */ + +/* + * board/config.h - configuration options, board specific + */ + +#ifndef __CONFIG_H +#define __CONFIG_H + +/* + * High Level Configuration Options + * (easy to change) + */ + +#define CONFIG_MPC824X 1 +#define CONFIG_MPC8240 1 +#define CONFIG_PN62 1 + +#define CONFIG_CONS_INDEX 1 + + +#define REMOVE_COMMANDS ( CFG_CMD_AUTOSCRIPT | \ + CFG_CMD_LOADS | \ + CFG_CMD_ENV | \ + CFG_CMD_FLASH ) + +#define CONFIG_COMMANDS ( (CONFIG_CMD_DFL & ~REMOVE_COMMANDS) |\ + CFG_CMD_PCI |\ + CFG_CMD_BSP) + +#define CONFIG_BAUDRATE 19200 /* console baudrate */ + +#define CONFIG_BOOTDELAY 1 /* autoboot after n seconds */ + +#define CONFIG_CLOCKS_IN_MHZ 1 /* clocks passsed to Linux in MHz */ + +#define CONFIG_SERVERIP 10.0.0.201 +#define CONFIG_IPADDR 10.0.0.200 +#define CONFIG_ROOTPATH /opt/eldk/ppc_82xx +#define CONFIG_NETMASK 255.255.255.0 +#undef CONFIG_BOOTARGS +#if 0 +/* Boot Linux with NFS root filesystem */ +#define CONFIG_BOOTCOMMAND \ + "setenv verify y;" \ + "setenv bootargs console=ttyS0,19200 mem=31M quiet " \ + "root=/dev/nfs rw nfsroot=$(serverip):$(rootpath) " \ + "ip=$(ipaddr):$(serverip)::$(netmask):pn62:eth0:off;" \ + "loadp 100000; bootm" + /* "tftpboot 100000 pImage; bootm" */ +#else +/* Boot Linux with RAMdisk based filesystem (initrd, BusyBox) */ +#define CONFIG_BOOTCOMMAND \ + "setenv verify n;" \ + "setenv bootargs console=ttyS0,19200 mem=31M quiet " \ + "root=/dev/ram rw " \ + "ip=$(ipaddr):$(serverip)::$(netmask):pn62:eth0:off;" \ + "loadp 200000; bootm" +#endif + +/* this must be included AFTER the definition of CONFIG_COMMANDS (if any) */ +#include <cmd_confdefs.h> + + +/* + * Miscellaneous configurable options + */ +#define CFG_LONGHELP 1 /* undef to save memory */ +#define CFG_PROMPT "=> " /* Monitor Command Prompt */ +#define CFG_CBSIZE 256 /* Console I/O Buffer Size */ +#define CFG_PBSIZE (CFG_CBSIZE+sizeof(CFG_PROMPT)+16) /* Print Buffer Size */ +#define CFG_MAXARGS 16 /* max number of command args */ +#define CFG_BARGSIZE CFG_CBSIZE /* Boot Argument Buffer Size */ +#define CFG_LOAD_ADDR 0x00100000 /* default load address */ +#define CFG_HZ 1000 /* decrementer freq: 1 ms ticks */ + +#define CONFIG_PRAM 1024 /* reserve 1 MB protected RAM */ + +#define CONFIG_MISC_INIT_R 1 /* call misc_init_r() on init */ + +#define CONFIG_SHOW_BOOT_PROGRESS 1 /* Show boot progress on LEDs */ + +/* + * PCI stuff + */ +#define CONFIG_PCI /* include pci support */ +#define CONFIG_PCI_PNP /* we need Plug 'n Play */ +#if 0 +#define CONFIG_PCI_SCAN_SHOW /* show PCI auto-scan at boot */ +#endif + +/* + * Networking stuff + */ +#define CONFIG_NET_MULTI /* Multi ethernet cards support */ + +#define CONFIG_PCNET /* there are 2 AMD PCnet 79C973 */ +#define CONFIG_PCNET_79C973 + +#define _IO_BASE 0xfe000000 /* points to PCI I/O space */ + + +/* + * Start addresses for the final memory configuration + * (Set up by the startup code) + * Please note that CFG_SDRAM_BASE _must_ start at 0 + */ +#define CFG_SDRAM_BASE 0x00000000 +#define CFG_MAX_RAM_SIZE 0x10000000 + +#define CFG_RESET_ADDRESS 0xfff00100 + +#undef CFG_RAMBOOT +#define CFG_MONITOR_LEN 0x00030000 +#define CFG_MONITOR_BASE TEXT_BASE + +/*#define CFG_GBL_DATA_SIZE 256*/ +#define CFG_GBL_DATA_SIZE 128 + +#define CFG_INIT_RAM_ADDR 0x40000000 +#define CFG_INIT_RAM_END 0x1000 +#define CFG_GBL_DATA_OFFSET (CFG_INIT_RAM_END - CFG_GBL_DATA_SIZE) + + +#define CFG_NO_FLASH 1 /* There is no FLASH memory */ + +#define CFG_ENV_IS_NOWHERE 1 /* Store ENV in memory only */ +#define CFG_ENV_OFFSET 0x00004000 /* Offset of Environment Sector */ +#define CFG_ENV_SIZE 0x00002000 /* Total Size of Environment Sector */ + +#define CFG_MALLOC_LEN (512 << 10) /* Reserve 512 kB for malloc() */ + +#define CFG_MEMTEST_START 0x00004000 /* memtest works on */ +#define CFG_MEMTEST_END 0x01f00000 /* 0 ... 32 MB in DRAM */ + +/* + * Serial port configuration + */ +#define CFG_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200 } + +#define CFG_NS16550 +#define CFG_NS16550_SERIAL + +#define CFG_NS16550_REG_SIZE 1 + +#define CFG_NS16550_CLK 1843200 + +#define CFG_NS16550_COM1 0xff800008 +#define CFG_NS16550_COM2 0xff800000 + +/* + * Low Level Configuration Settings + * (address mappings, register initial values, etc.) + * You should know what you are doing if you make changes here. + */ + +#define CONFIG_SYS_CLK_FREQ 33333333 /* external frequency to pll */ +#define CONFIG_PLL_PCI_TO_MEM_MULTIPLIER 3 + +#define CFG_EUMB_ADDR 0xFCE00000 + +/* MCCR1 */ +#define CFG_ROMNAL 3 /* rom/flash next access time */ +#define CFG_ROMFAL 7 /* rom/flash access time */ + +/* MCCR2 */ +#define CFG_ASRISE 6 /* ASRISE in clocks */ +#define CFG_ASFALL 12 /* ASFALL in clocks */ +#define CFG_REFINT 5600 /* REFINT in clocks */ + +/* MCCR3 */ +#define CFG_BSTOPRE 0x3cf /* Burst To Precharge */ +#define CFG_REFREC 2 /* Refresh to activate interval */ +#define CFG_RDLAT 3 /* data latency from read command */ + +/* MCCR4 */ +#define CFG_PRETOACT 1 /* Precharge to activate interval */ +#define CFG_ACTTOPRE 3 /* Activate to Precharge interval */ +#define CFG_ACTORW 2 /* Activate to R/W */ +#define CFG_SDMODE_CAS_LAT 2 /* SDMODE CAS latency */ +#define CFG_SDMODE_WRAP 0 /* SDMODE Wrap type */ +#define CFG_SDMODE_BURSTLEN 2 /* SDMODE Burst length 2=4, 3=8 */ +#define CFG_REGISTERD_TYPE_BUFFER 1 + +/* Memory bank settings: + * + * only bits 20-29 are actually used from these vales to set the + * start/qend address the upper two bits will be 0, and the lower 20 + * bits will be set to 0x00000 for a start address, or 0xfffff for an + * end address + */ +#define CFG_BANK0_START 0x00000000 +#define CFG_BANK0_END (CFG_MAX_RAM_SIZE - 1) +#define CFG_BANK0_ENABLE 1 +#define CFG_BANK1_START 0x00000000 +#define CFG_BANK1_END 0x00000000 +#define CFG_BANK1_ENABLE 0 +#define CFG_BANK2_START 0x00000000 +#define CFG_BANK2_END 0x00000000 +#define CFG_BANK2_ENABLE 0 +#define CFG_BANK3_START 0x00000000 +#define CFG_BANK3_END 0x00000000 +#define CFG_BANK3_ENABLE 0 +#define CFG_BANK4_START 0x00000000 +#define CFG_BANK4_END 0x00000000 +#define CFG_BANK4_ENABLE 0 +#define CFG_BANK5_START 0x00000000 +#define CFG_BANK5_END 0x00000000 +#define CFG_BANK5_ENABLE 0 +#define CFG_BANK6_START 0x00000000 +#define CFG_BANK6_END 0x00000000 +#define CFG_BANK6_ENABLE 0 +#define CFG_BANK7_START 0x00000000 +#define CFG_BANK7_END 0x00000000 +#define CFG_BANK7_ENABLE 0 + +/* + * Memory bank enable bitmask, specifying which of the banks defined above + * are actually present. MSB is for bank #7, LSB is for bank #0. + */ +#define CFG_BANK_ENABLE 0x01 + +#define CFG_ODCR 0xff /* configures line driver impedances, */ + /* see 8240 book for bit definitions */ +#define CFG_PGMAX 0x32 /* how long the 8240 retains the */ + /* currently accessed page in memory */ + /* see 8240 book for details */ + +/* SDRAM 0 - 256MB */ +#define CFG_IBAT0L (CFG_SDRAM_BASE | BATL_PP_10 | BATL_MEMCOHERENCE) +#define CFG_IBAT0U (CFG_SDRAM_BASE | BATU_BL_256M | BATU_VS | BATU_VP) + +#define CFG_IBAT1L (CFG_INIT_RAM_ADDR | BATL_PP_10 | BATL_MEMCOHERENCE) +#define CFG_IBAT1U (CFG_INIT_RAM_ADDR | BATU_BL_128K | BATU_VS | BATU_VP) + +/* PCI memory space */ +#define CFG_IBAT2L (0x80000000 | BATL_PP_10 | BATL_CACHEINHIBIT) +#define CFG_IBAT2U (0x80000000 | BATU_BL_256M | BATU_VS | BATU_VP) + +/* Config addrs, etc */ +#define CFG_IBAT3L (0xF0000000 | BATL_PP_10 | BATL_CACHEINHIBIT) +#define CFG_IBAT3U (0xF0000000 | BATU_BL_256M | BATU_VS | BATU_VP) + +#define CFG_DBAT0L CFG_IBAT0L +#define CFG_DBAT0U CFG_IBAT0U +#define CFG_DBAT1L CFG_IBAT1L +#define CFG_DBAT1U CFG_IBAT1U +#define CFG_DBAT2L CFG_IBAT2L +#define CFG_DBAT2U CFG_IBAT2U +#define CFG_DBAT3L CFG_IBAT3L +#define CFG_DBAT3U CFG_IBAT3U + +/* + * For booting Linux, the board info and command line data + * have to be in the first 8 MB of memory, since this is + * the maximum mapped by the Linux kernel during initialization. + */ +#define CFG_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */ + +/* + * Cache Configuration + */ +#define CFG_CACHELINE_SIZE 32 /* For MPC8240 CPU */ +#if (CONFIG_COMMANDS & CFG_CMD_KGDB) +# define CFG_CACHELINE_SHIFT 5 /* log base 2 of the above value */ +#endif + + +/* + * Internal Definitions + * + * Boot Flags + */ +#define BOOTFLAG_COLD 0x01 /* Normal Power-On: Boot from FLASH */ +#define BOOTFLAG_WARM 0x02 /* Software reboot */ + + +#endif /* __CONFIG_H */ |