Wolfgang,

patch against current cvs snapshot for armadillo board support.

rowel

CHANGELOG:

* Patch by Rowel Atienza April 6, 2005 Added board support for armadillo HT1070

===================================================================================

diff -purN u-boot/board/armadillo/armadillo.c u-boot-armadillo/board/armadillo/armadillo.c --- u-boot/board/armadillo/armadillo.c 1970-01-01 08:00:00.000000000 +0800 +++ u-boot-armadillo/board/armadillo/armadillo.c 2005-04-06 09:30:54.000000000 +0800 @@ -0,0 +1,62 @@ +/* + * (C) Copyright 2002 + * Sysgo Real-Time Solutions, GmbH <www.elinos.com> + * Marius Groeger mgroeger@sysgo.de + * + * (C) Copyright 2005 Rowel Atienza rowel@diwalabs.com + * Armadillo board HT1070 + * + * 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 + */ + +#include <common.h> +#include <clps7111.h> + +/* ------------------------------------------------------------------------- */ + + +/* + * Miscelaneous platform dependent initialisations + */ + +int board_init (void) +{ + DECLARE_GLOBAL_DATA_PTR; + + /* Activate LED flasher */ + IO_LEDFLSH = 0x40; + + /* arch number MACH_TYPE_ARMADILLO - not official*/ + gd->bd->bi_arch_number = 83; + + /* location of boot parameters */ + gd->bd->bi_boot_params = 0xc0000100; + + return 0; +} + +int dram_init (void) +{ + DECLARE_GLOBAL_DATA_PTR; + + gd->bd->bi_dram[0].start = PHYS_SDRAM_1; + gd->bd->bi_dram[0].size = PHYS_SDRAM_1_SIZE; + + return (0); +} diff -purN u-boot/board/armadillo/config.mk u-boot-armadillo/board/armadillo/config.mk --- u-boot/board/armadillo/config.mk 1970-01-01 08:00:00.000000000 +0800 +++ u-boot-armadillo/board/armadillo/config.mk 2005-04-06 09:30:54.000000000 +0800 @@ -0,0 +1,29 @@ +# +# (C) Copyright 2000 +# Sysgo Real-Time Solutions, GmbH <www.elinos.com> +# Marius Groeger mgroeger@sysgo.de +# +# (C) Copyright 2000 +# Wolfgang Denk, DENX Software Engineering, wd@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 +# + +#address where u-boot will be relocated +TEXT_BASE = 0xc0f80000 diff -purN u-boot/board/armadillo/flash.c u-boot-armadillo/board/armadillo/flash.c --- u-boot/board/armadillo/flash.c 1970-01-01 08:00:00.000000000 +0800 +++ u-boot-armadillo/board/armadillo/flash.c 2005-04-06 09:30:54.000000000 +0800 @@ -0,0 +1,336 @@ +/* + * (C) Copyright 2002 + * Sysgo Real-Time Solutions, GmbH <www.elinos.com> + * Marius Groeger mgroeger@sysgo.de + * + * (C) Copyright 2005 Rowel Atienza rowel@diwalabs.com + * Flash driver for armadillo board HT1070 + * + * + * 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 + */ + +#include <common.h> + +#define FLASH_BANK_SIZE 0x400000 + +/*value used by hermit is 0x200*/ +/*document says sector size is either 64k in low mem reg and 8k in high mem reg*/ +#define MAIN_SECT_SIZE 0x10000 + +#define UNALIGNED_MASK (3) +#define FL_WORD(addr) (*(volatile unsigned short*)(addr)) +#define FLASH_TIMEOUT 20000000 + +flash_info_t flash_info[CFG_MAX_FLASH_BANKS]; + + +/*----------------------------------------------------------------------- + */ + +ulong flash_init (void) +{ + int i, j; + ulong size = 0; + + for (i = 0; i < CFG_MAX_FLASH_BANKS; i++) { + ulong flashbase = 0; + + flash_info[i].flash_id = + (FUJ_MANUFACT & FLASH_VENDMASK); + /*(INTEL_ID_28F128J3 & FLASH_TYPEMASK);*/ + flash_info[i].size = FLASH_BANK_SIZE; + flash_info[i].sector_count = CFG_MAX_FLASH_SECT; + memset (flash_info[i].protect, 0, CFG_MAX_FLASH_SECT); + if (i == 0) + flashbase = PHYS_FLASH_1; + else + panic ("configured too many flash banks!\n"); + for (j = 0; j < flash_info[i].sector_count; j++) { + flash_info[i].start[j] = flashbase + j * MAIN_SECT_SIZE; + } + size += flash_info[i].size; + } + + /* Protect monitor and environment sectors + */ + flash_protect ( FLAG_PROTECT_SET, + CFG_FLASH_BASE, + CFG_FLASH_BASE + monitor_flash_len - 1, + &flash_info[0]); + + flash_protect ( FLAG_PROTECT_SET, + CFG_ENV_ADDR, + CFG_ENV_ADDR + CFG_ENV_SIZE - 1, &flash_info[0]); + + return size; +} + +/*----------------------------------------------------------------------- + */ +void flash_print_info (flash_info_t * info) +{ + int i; + + switch (info->flash_id & FLASH_VENDMASK) { + case (FUJ_MANUFACT & FLASH_VENDMASK): + printf ("Fujitsu: "); + break; + default: + printf ("Unknown Vendor "); + break; + } +/* + switch (info->flash_id & FLASH_TYPEMASK) { + case (INTEL_ID_28F128J3 & FLASH_TYPEMASK): + printf ("28F128J3 (128Mbit)\n"); + break; + default: + printf ("Unknown Chip Type\n"); + goto Done; + break; + } +*/ + printf (" Size: %ld MB in %d Sectors\n", + info->size >> 20, info->sector_count); + + printf (" Sector Start Addresses:"); + for (i = 0; i < info->sector_count; i++) { + if ((i % 5) == 0) { + printf ("\n "); + } + printf (" %08lX%s", info->start[i], + info->protect[i] ? " (RO)" : " "); + } + printf ("\n"); + + Done: +} + +/* + * * Loop until both write state machines complete. + * */ +static unsigned short flash_status_wait(unsigned long addr, unsigned short value) +{ + unsigned short status; + long timeout = FLASH_TIMEOUT; + while (((status = (FL_WORD(addr))) != value) && timeout > 0) { + timeout--; + } + return status; +} + + +/* + * Loop until the Write State machine is ready, then do a full error + * check. Clear status and leave the flash in Read Array mode; return + * 0 for no error, -1 for error. + */ +static int flash_status_full_check(unsigned long addr, unsigned short value1, unsigned short value2) +{ + unsigned short status1, status2; + + status1 = flash_status_wait(addr, value1); + status2 = flash_status_wait(addr + 2, value2); + return (status1 != value1 || status2 != value2) ? -1 : 0; +} + +/*----------------------------------------------------------------------- + */ + +int flash_erase (flash_info_t * info, int s_first, int s_last) +{ + int flag, prot, sect; + int rc = ERR_OK; + unsigned long base; + unsigned long addr; + + if ((info->flash_id & FLASH_VENDMASK) != + (FUJ_MANUFACT & FLASH_VENDMASK)) { + return ERR_UNKNOWN_FLASH_VENDOR; + } + + prot = 0; + for (sect = s_first; sect <= s_last; ++sect) { + if (info->protect[sect]) { + prot++; + } + } + if (prot) + return ERR_PROTECTED; + + /* + * Disable interrupts which might cause a timeout + * here. Remember that our exception vectors are + * at address 0 in the flash, and we don't want a + * (ticker) exception to happen while the flash + * chip is in programming mode. + */ + flag = disable_interrupts (); + + printf ("Erasing %d sectors starting at sector %2d.\n This make take some time ... ", s_last-s_first, sect); + /* Start erase on unprotected sectors */ + for (sect = s_first; sect <= s_last && !ctrlc (); sect++) { + + + /* arm simple, non interrupt dependent timer */ + reset_timer_masked (); + + if (info->protect[sect] == 0) { /* not protected */ + + addr = sect*MAIN_SECT_SIZE; + addr &= ~(unsigned long)UNALIGNED_MASK; /* word align */ + base = addr & 0xF0000000; + + FL_WORD(base + (0x555 << 1)) = 0xAA; + FL_WORD(base + (0x2AA << 1)) = 0x55; + FL_WORD(base + (0x555 << 1)) = 0x80; + FL_WORD(base + (0x555 << 1)) = 0xAA; + FL_WORD(base + (0x2AA << 1)) = 0x55; + FL_WORD(addr) = 0x30; + if(flash_status_full_check(addr, 0xFFFF, 0xFFFF)) return ERR_PROTECTED; + } + } + printf ("\nDone.\n"); + if (ctrlc ()) + printf ("User Interrupt!\n"); + + /* allow flash to settle - wait 10 ms */ + udelay_masked (10000); + + if (flag) + enable_interrupts (); + + return rc; +} + + + + +/*----------------------------------------------------------------------- + * Copy memory to flash + */ + +static int write_word (flash_info_t * info, ulong dest, ushort data) +{ + int flag; + unsigned long base; + + /* Check if Flash is (sufficiently) erased + */ + if ((FL_WORD(dest) & data) != data) + return ERR_NOT_ERASED; + + /*if(dest & UNALIGNED_MASK) return ERR_ALIGN;*/ + + /* + * Disable interrupts which might cause a timeout + * here. Remember that our exception vectors are + * at address 0 in the flash, and we don't want a + * (ticker) exception to happen while the flash + * chip is in programming mode. + */ + flag = disable_interrupts (); + + /* arm simple, non interrupt dependent timer */ + reset_timer_masked (); + + base = dest & 0xF0000000; + FL_WORD(base + (0x555 << 1)) = 0xAA; + FL_WORD(base + (0x2AA << 1)) = 0x55; + FL_WORD(base + (0x555 << 1)) = 0xA0; + FL_WORD(dest) = data; + /*printf("writing 0x%p = 0x%x\n",dest,data);*/ + if( flash_status_wait(dest, data) != data ) return ERR_PROG_ERROR; + + if (flag) + enable_interrupts (); + + return ERR_OK; +} + +/*----------------------------------------------------------------------- + * Copy memory to flash. + */ + +int write_buff (flash_info_t * info, uchar * src, ulong addr, ulong cnt) +{ + ulong cp, wp; + ushort data; + int l; + int i, rc; + + wp = (addr & ~1); /* get lower word aligned address */ + printf("Writing %d short data to 0x%p from 0x%p.\n ",cnt,wp,src); + + /* + * handle unaligned start bytes + */ + if ((l = addr - wp) != 0) { + data = 0; + for (i = 0, cp = wp; i < l; ++i, ++cp) { + data = (data >> 8) | (*(uchar *) cp << 8); + } + for (; i < 2 && cnt > 0; ++i) { + data = (data >> 8) | (*src++ << 8); + --cnt; + ++cp; + } + for (; cnt == 0 && i < 2; ++i, ++cp) { + data = (data >> 8) | (*(uchar *) cp << 8); + } + + if ((rc = write_word (info, wp, data)) != 0) { + return (rc); + } + wp += 2; + } + + /* + * handle word aligned part + */ + while (cnt >= 2) { + data = *((vu_short *) src); + if ((rc = write_word (info, wp, data)) != 0) { + return (rc); + } + src += 2; + wp += 2; + cnt -= 2; + } + + if (cnt == 0) { + printf("\nDone.\n"); + return ERR_OK; + } + + /* + * handle unaligned tail bytes + */ + data = 0; + for (i = 0, cp = wp; i < 2 && cnt > 0; ++i, ++cp) { + data = (data >> 8) | (*src++ << 8); + --cnt; + } + for (; i < 2; ++i, ++cp) { + data = (data >> 8) | (*(uchar *) cp << 8); + } + + return write_word (info, wp, data); +} diff -purN u-boot/board/armadillo/lowlevel_init.S u-boot-armadillo/board/armadillo/lowlevel_init.S --- u-boot/board/armadillo/lowlevel_init.S 1970-01-01 08:00:00.000000000 +0800 +++ u-boot-armadillo/board/armadillo/lowlevel_init.S 2005-04-06 11:07:28.000000000 +0800 @@ -0,0 +1,66 @@ +/* + * Initialization stuff - taken from hermit + * (C) Copyright 2005 Rowel Atienza rowel@diwalabs.com + * Armadillo board HT1070 + * + * 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 + */ + + +#include <config.h> +#include <version.h> + + +/* some parameters for the board */ +/* setting up the memory */ +#define SRAM_START 0x60000000 +#define SRAM_SIZE 0x0000c000 + +.globl lowlevel_init +lowlevel_init: + mov r0, #0x70 /* 32-bit code + data, MMU mandatory */ + mcr p15, 0, r0, c1, c0, 0 /* MMU init */ + + mov r0, #0 + mcr p15, 0, r0, c7, c7, 0 /* flush v3/v4 cache */ + mcr p15, 0, r0, c8, c7, 0 /* flush v4 TLB */ + + mov r0, #0x80000000 /* I/O base */ + + mov r1, #0x6 /* CLKCTL_73 in SYSCON3 */ + add r2, r0, #0x2200 /* address of SYSCON3 in r2 */ + str r1, [r2] /* set clock speed to 73.728 MHz */ + + mov r1, #0x81 /* 64KHz DRAM refresh period */ + str r1, [r0, #0x200] /* set DRFPR */ + + mov r1, #0x500 /* permanent enable, 16bits wide */ + add r1, r1, #0x42 /* 128Mbit, CAS lat = 2 SDRAM */ + add r2, r0, #0x2300 /* load address in r2 */ + str r1, [r2] + + mov r1, #0x100 /* SDRAM refresh rate */ + add r2, r0, #0x2340 /* load address in r2 */ + str r1, [r2] + + mov sp, #SRAM_START /* init stack pointer */ + add sp, sp, #SRAM_SIZE + + /* everything is fine now */ + mov pc, lr diff -purN u-boot/board/armadillo/Makefile u-boot-armadillo/board/armadillo/Makefile --- u-boot/board/armadillo/Makefile 1970-01-01 08:00:00.000000000 +0800 +++ u-boot-armadillo/board/armadillo/Makefile 2005-04-06 11:08:19.000000000 +0800 @@ -0,0 +1,48 @@ +# +# (C) Copyright 2002 +# Sysgo Real-Time Solutions, GmbH <www.elinos.com> +# Marius Groeger mgroeger@sysgo.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 +# + +include $(TOPDIR)/config.mk + +LIB = lib$(BOARD).a + +OBJS := armadillo.o flash.o +SOBJS := lowlevel_init.o + +$(LIB): $(OBJS) $(SOBJS) + $(AR) crv $@ $(OBJS) $(SOBJS) + +clean: + rm -f $(SOBJS) $(OBJS) + +distclean: clean + rm -f $(LIB) core *.bak .depend + +######################################################################### + +.depend: Makefile $(SOBJS:.o=.S) $(OBJS:.o=.c) + $(CC) -M $(CPPFLAGS) $(SOBJS:.o=.S) $(OBJS:.o=.c) > $@ + +-include .depend + +######################################################################### diff -purN u-boot/board/armadillo/u-boot.lds u-boot-armadillo/board/armadillo/u-boot.lds --- u-boot/board/armadillo/u-boot.lds 1970-01-01 08:00:00.000000000 +0800 +++ u-boot-armadillo/board/armadillo/u-boot.lds 2005-04-06 09:30:54.000000000 +0800 @@ -0,0 +1,55 @@ +/* + * (C) Copyright 2000 + * Wolfgang Denk, DENX Software Engineering, wd@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 + */ + +OUTPUT_FORMAT("elf32-littlearm", "elf32-littlearm", "elf32-littlearm") +OUTPUT_ARCH(arm) +ENTRY(_start) +SECTIONS +{ + . = 0x00000000; + + . = ALIGN(4); + .text : + { + cpu/arm720t/start.o (.text) + *(.text) + } + + . = ALIGN(4); + .rodata : { *(.rodata) } + + . = ALIGN(4); + .data : { *(.data) } + + . = ALIGN(4); + .got : { *(.got) } + + __u_boot_cmd_start = .; + .u_boot_cmd : { *(.u_boot_cmd) } + __u_boot_cmd_end = .; + + . = ALIGN(4); + __bss_start = .; + .bss : { *(.bss) } + _end = .; +} diff -purN u-boot/cpu/arm720t/cpu.c u-boot-armadillo/cpu/arm720t/cpu.c --- u-boot/cpu/arm720t/cpu.c 2005-04-04 01:23:39.000000000 +0800 +++ u-boot-armadillo/cpu/arm720t/cpu.c 2005-04-06 09:30:54.000000000 +0800 @@ -57,7 +57,7 @@ int cleanup_before_linux (void) * and we set the CPU-speed to 73 MHz - see start.S for details */

-#if defined(CONFIG_IMPA7) || defined(CONFIG_EP7312) +#if defined(CONFIG_IMPA7) || defined(CONFIG_EP7312) || defined(CONFIG_ARMADILLO) unsigned long i;

disable_interrupts (); @@ -95,7 +95,7 @@ int do_reset (cmd_tbl_t *cmdtp, int flag * */

-#if defined(CONFIG_IMPA7) || defined(CONFIG_EP7312) || defined(CONFIG_NETARM) +#if defined(CONFIG_IMPA7) || defined(CONFIG_EP7312) || defined(CONFIG_NETARM) || defined(CONFIG_ARMADILLO) /* read co-processor 15, register #1 (control register) */ static unsigned long read_p15_c1(void) { diff -purN u-boot/cpu/arm720t/interrupts.c u-boot-armadillo/cpu/arm720t/interrupts.c --- u-boot/cpu/arm720t/interrupts.c 2005-04-04 20:08:30.000000000 +0800 +++ u-boot-armadillo/cpu/arm720t/interrupts.c 2005-04-06 09:30:54.000000000 +0800 @@ -180,7 +180,7 @@ void do_fiq (struct pt_regs *pt_regs)

void do_irq (struct pt_regs *pt_regs) { -#if defined(CONFIG_IMPA7) || defined(CONFIG_EP7312) || defined(CONFIG_NETARM) +#if defined(CONFIG_IMPA7) || defined(CONFIG_EP7312) || defined(CONFIG_NETARM) || defined(CONFIG_ARMADILLO) printf ("interrupt request\n"); show_regs (pt_regs); bad_mode (); @@ -233,7 +233,7 @@ int interrupt_init (void)

/* set timer 2 counter */ lastdec = TIMER_LOAD_VAL; -#elif defined(CONFIG_IMPA7) || defined(CONFIG_EP7312) +#elif defined(CONFIG_IMPA7) || defined(CONFIG_EP7312) || defined(CONFIG_ARMADILLO) /* disable all interrupts */ IO_INTMR1 = 0;

@@ -301,7 +301,7 @@ int interrupt_init (void) */

-#if defined(CONFIG_IMPA7) || defined(CONFIG_EP7312) || defined(CONFIG_NETARM) +#if defined(CONFIG_IMPA7) || defined(CONFIG_EP7312) || defined(CONFIG_NETARM) || defined(CONFIG_ARMADILLO)

void reset_timer (void) { diff -purN u-boot/cpu/arm720t/serial.c u-boot-armadillo/cpu/arm720t/serial.c --- u-boot/cpu/arm720t/serial.c 2004-07-02 00:30:47.000000000 +0800 +++ u-boot-armadillo/cpu/arm720t/serial.c 2005-04-06 09:30:54.000000000 +0800 @@ -30,7 +30,7 @@

#include <common.h>

-#if defined(CONFIG_IMPA7) || defined(CONFIG_EP7312) +#if defined(CONFIG_IMPA7) || defined(CONFIG_EP7312) || defined(CONFIG_ARMADILLO)

#include <clps7111.h>

diff -purN u-boot/cpu/arm720t/start.S u-boot-armadillo/cpu/arm720t/start.S --- u-boot/cpu/arm720t/start.S 2005-04-04 20:44:14.000000000 +0800 +++ u-boot-armadillo/cpu/arm720t/start.S 2005-04-06 09:30:54.000000000 +0800 @@ -188,7 +188,7 @@ _start_armboot: .word start_armboot ************************************************************************* */

-#if defined(CONFIG_IMPA7) || defined(CONFIG_EP7312) +#if defined(CONFIG_IMPA7) || defined(CONFIG_EP7312) || defined(CONFIG_ARMADILLO)

/* Interupt-Controller base addresses */ INTMR1: .word 0x80000280 @ 32 bit size @@ -209,7 +209,7 @@ SYSCON3: .word 0x80002200 #endif

cpu_init_crit: -#if defined(CONFIG_IMPA7) || defined(CONFIG_EP7312) +#if defined(CONFIG_IMPA7) || defined(CONFIG_EP7312) || defined(CONFIG_ARMADILLO)

/* * mask all IRQs by clearing all bits in the INTMRs @@ -495,7 +495,7 @@ fiq:

#endif

-#if defined(CONFIG_IMPA7) || defined(CONFIG_EP7312) +#if defined(CONFIG_IMPA7) || defined(CONFIG_EP7312) || defined(CONFIG_ARMADILLO) .align 5 .globl reset_cpu reset_cpu: diff -purN u-boot/include/asm-arm/arch-arm720t/hardware.h u-boot-armadillo/include/asm-arm/arch-arm720t/hardware.h --- u-boot/include/asm-arm/arch-arm720t/hardware.h 2004-07-02 00:30:48.000000000 +0800 +++ u-boot-armadillo/include/asm-arm/arch-arm720t/hardware.h 2005-04-06 09:30:54.000000000 +0800 @@ -32,6 +32,8 @@ /* include IMPA7 specific hardware file if there was one */ #elif defined(CONFIG_EP7312) /* include EP7312 specific hardware file if there was one */ +#elif defined(CONFIG_ARMADILLO) +/* include armadillo specific hardware file if there was one */ #else #error No hardware file defined for this configuration #endif diff -purN u-boot/include/configs/armadillo.h u-boot-armadillo/include/configs/armadillo.h --- u-boot/include/configs/armadillo.h 1970-01-01 08:00:00.000000000 +0800 +++ u-boot-armadillo/include/configs/armadillo.h 2005-04-06 11:38:47.000000000 +0800 @@ -0,0 +1,149 @@ +/* + * (C) Copyright 2000 + * Sysgo Real-Time Solutions, GmbH <www.elinos.com> + * Marius Groeger mgroeger@sysgo.de + * + * Configuation settings for the EP7312 board. + * + * Modified to work on Armadillo HT1070 ARM720T board + * (C) Copyright 2005 Rowel Atienza rowel@diwalabs.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 __CONFIG_H +#define __CONFIG_H + +/* + * If we are developing, we might want to start armboot from ram + * so we MUST NOT initialize critical regs like mem-timing ... + */ +/*#define CONFIG_INIT_CRITICAL*/ /* undef for developing */ + +/* + * High Level Configuration Options + * (easy to change) + */ +#define CONFIG_ARM7 1 /* This is a ARM7 CPU */ +#define CONFIG_ARMADILLO 1 /* on an Armadillo Board */ +#define CONFIG_ARM_THUMB 1 /* this is an ARM720TDMI */ +#undef CONFIG_ARM7_REVD /* disable ARM720 REV.D Workarounds */ + +#undef CONFIG_USE_IRQ /* don't need them anymore */ + +/* + * Size of malloc() pool + */ +#define CFG_MALLOC_LEN (CFG_ENV_SIZE + 128*1024) +#define CFG_GBL_DATA_SIZE 128 /* size in bytes reserved for initial data */ + +/* + * Hardware drivers + */ +#define CONFIG_DRIVER_CS8900 1 /* we have a CS8900 on-board */ +#define CS8900_BASE 0x20000300 /* armadillo board */ +#define CS8900_BUS16 1 +#undef CS8900_BUS32 + +/* + * select serial console configuration + */ +#define CONFIG_SERIAL1 1 /* we use Serial line 1 */ + +/* allow to overwrite serial and ethaddr */ +#define CONFIG_ENV_OVERWRITE + +#define CONFIG_BAUDRATE 115200 + +#define CONFIG_BOOTP_MASK (CONFIG_BOOTP_DEFAULT|CONFIG_BOOTP_BOOTFILESIZE) + +#define CONFIG_COMMANDS (CONFIG_CMD_DFL) /* | CFG_CMD_JFFS2)*/ + +/* this must be included AFTER the definition of CONFIG_COMMANDS (if any) */ +#include <cmd_confdefs.h> + +#define CONFIG_BOOTDELAY 3 +#define CONFIG_BOOTARGS "root=/dev/ram0 rootfstype=ext2 console=ttyAM0,115200" + +#define CONFIG_BOOTCOMMAND "bootm 40000 180000" + +/* + * Miscellaneous configurable options + */ +#define CFG_LONGHELP /* undef to save memory */ +#define CFG_PROMPT "ARMADILLO # " /* 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_MEMTEST_START 0xc0400000 /* memtest works on */ +#define CFG_MEMTEST_END 0xc0800000 /* 4 ... 8 MB in DRAM */ + +#undef CFG_CLKS_IN_HZ /* everything, incl board info, in Hz */ + +#define CFG_LOAD_ADDR 0x00040000 /* default load address for armadillo: kernel img is here*/ + +#define CFG_HZ 2000 /* decrementer freq: 2 kHz */ + + /* valid baudrates */ +#define CFG_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200 } + +/*----------------------------------------------------------------------- + * Stack sizes + * + * The stack sizes are set up in start.S using the settings below + */ +#define CONFIG_STACKSIZE (128*1024) /* regular stack */ +#ifdef CONFIG_USE_IRQ +#define CONFIG_STACKSIZE_IRQ (4*1024) /* IRQ stack */ +#define CONFIG_STACKSIZE_FIQ (4*1024) /* FIQ stack */ +#endif + +/*----------------------------------------------------------------------- + * Physical Memory Map + */ +#define CONFIG_NR_DRAM_BANKS 1 /* we have 1 bank of DRAM */ +#define PHYS_SDRAM_1 0xc0000000 /* SDRAM Bank #1 */ +#define PHYS_SDRAM_1_SIZE 0x02000000 /* 32 MB armadillo SDRAM */ + +#define PHYS_FLASH_1 0x00000000 /* Flash Bank #1 */ +#define PHYS_FLASH_SIZE 0x00400000 /* 4 MB */ + +#define CFG_FLASH_BASE PHYS_FLASH_1 + +/*----------------------------------------------------------------------- + * FLASH and environment organization + */ +#define CFG_MAX_FLASH_BANKS 1 /* max number of memory banks */ +#define CFG_MAX_FLASH_SECT 512 /* max number of sectors on one chip */ + +/* timeout values are in ticks */ +#define CFG_FLASH_ERASE_TOUT (2*CFG_HZ) /* Timeout for Flash Erase */ +#define CFG_FLASH_WRITE_TOUT (2*CFG_HZ) /* Timeout for Flash Write */ + +#define CFG_ENV_IS_IN_FLASH 1 +#define CFG_ENV_ADDR (PHYS_FLASH_1 + 0x20000) /* Addr of Environment Sector */ +#define CFG_ENV_SIZE 0x20000 /* Total Size of Environment Sector */ + +#define CONFIG_CMDLINE_TAG +#define CONFIG_SETUP_MEMORY_TAGS +#define CONFIG_INITRD_TAG + +#endif /* __CONFIG_H */ diff -purN u-boot/lib_arm/armlinux.c u-boot-armadillo/lib_arm/armlinux.c --- u-boot/lib_arm/armlinux.c 2005-01-12 08:15:17.000000000 +0800 +++ u-boot-armadillo/lib_arm/armlinux.c 2005-04-06 09:30:54.000000000 +0800 @@ -167,7 +167,7 @@ void do_bootm_linux (cmd_tbl_t *cmdtp, i do_reset (cmdtp, flag, argc, argv); }

-#if defined(CONFIG_B2) || defined(CONFIG_EVB4510) +#if defined(CONFIG_B2) || defined(CONFIG_EVB4510) || defined(CONFIG_ARMADILLO) /* *we need to copy the ramdisk to SRAM to let Linux boot */ diff -purN u-boot/MAINTAINERS u-boot-armadillo/MAINTAINERS --- u-boot/MAINTAINERS 2005-04-04 07:11:38.000000000 +0800 +++ u-boot-armadillo/MAINTAINERS 2005-04-06 09:30:54.000000000 +0800 @@ -342,6 +342,9 @@ Unknown / orphaned boards: # Board CPU # #########################################################################

+Rowel Atienza rowel@diwalabs.com + armadillo ARM720T + George G. Davis gdavis@mvista.com

assabet SA1100 diff -purN u-boot/MAKEALL u-boot-armadillo/MAKEALL --- u-boot/MAKEALL 2005-04-06 08:04:17.000000000 +0800 +++ u-boot-armadillo/MAKEALL 2005-04-06 09:30:54.000000000 +0800 @@ -146,7 +146,7 @@ LIST_SA="assabet dnp1110 gcplus lart sha ## ARM7 Systems #########################################################################

-LIST_ARM7="B2 ep7312 evb4510 impa7 modnet50" +LIST_ARM7="armadillo B2 ep7312 evb4510 impa7 modnet50"

######################################################################### ## ARM9 Systems diff -purN u-boot/Makefile u-boot-armadillo/Makefile --- u-boot/Makefile 2005-04-06 08:04:17.000000000 +0800 +++ u-boot-armadillo/Makefile 2005-04-06 09:30:54.000000000 +0800 @@ -1406,6 +1406,9 @@ B2_config : unconfig ## ARM720T Systems #########################################################################

+armadillo_config: unconfig + @./mkconfig $(@:_config=) arm arm720t armadillo + ep7312_config : unconfig @./mkconfig $(@:_config=) arm arm720t ep7312

diff -purN u-boot/README u-boot-armadillo/README --- u-boot/README 2005-04-06 07:32:22.000000000 +0800 +++ u-boot-armadillo/README 2005-04-06 09:36:09.000000000 +0800 @@ -302,13 +302,13 @@ The following options need to be configu ARM based boards: -----------------

- CONFIG_AT91RM9200DK, CONFIG_CERF250, CONFIG_DNP1110, - CONFIG_EP7312, CONFIG_H2_OMAP1610, CONFIG_HHP_CRADLE, - CONFIG_IMPA7, CONFIG_INNOVATOROMAP1510, CONFIG_INNOVATOROMAP1610, - CONFIG_LART, CONFIG_LPD7A400 CONFIG_LUBBOCK, - CONFIG_OSK_OMAP5912, CONFIG_OMAP2420H4, CONFIG_SHANNON, - CONFIG_P2_OMAP730, CONFIG_SMDK2400, CONFIG_SMDK2410, - CONFIG_TRAB, CONFIG_VCMA9 + CONFIG_ARMADILLO, CONFIG_AT91RM9200DK, CONFIG_CERF250, + CONFIG_DNP1110, CONFIG_EP7312, CONFIG_H2_OMAP1610, + CONFIG_HHP_CRADLE, CONFIG_IMPA7, CONFIG_INNOVATOROMAP1510, + CONFIG_INNOVATOROMAP1610, CONFIG_LART, CONFIG_LPD7A400 + CONFIG_LUBBOCK, CONFIG_OSK_OMAP5912, CONFIG_OMAP2420H4, + CONFIG_SHANNON, CONFIG_P2_OMAP730, CONFIG_SMDK2400, + CONFIG_SMDK2410, CONFIG_TRAB, CONFIG_VCMA9

MicroBlaze based boards: ------------------------