diff options
| -rw-r--r-- | MAINTAINERS | 4 | ||||
| -rwxr-xr-x | MAKEALL | 9 | ||||
| -rw-r--r-- | README | 9 | ||||
| -rw-r--r-- | board/atstk1000/Makefile | 44 | ||||
| -rw-r--r-- | board/atstk1000/atstk1000.c | 52 | ||||
| -rw-r--r-- | board/atstk1000/config.mk | 4 | ||||
| -rw-r--r-- | board/atstk1000/flash.c | 223 | ||||
| -rw-r--r-- | board/atstk1000/u-boot.lds.S | 79 | ||||
| -rw-r--r-- | include/configs/atstk1002.h | 183 |
9 files changed, 606 insertions, 1 deletions
diff --git a/MAINTAINERS b/MAINTAINERS index d7ef203..cff3957 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -561,6 +561,10 @@ Zachary P. Landau <zachary.landau@labxtechnologies.com> # Board CPU # ######################################################################### +Haavard Skinnemoen <hskinnemoen@atmel.com> + + ATSTK1000 AT32AP7000 + ######################################################################### # End of MAINTAINERS list # ######################################################################### @@ -302,6 +302,12 @@ LIST_coldfire=" \ r5200 M5271EVB \ " +######################################################################### +## AVR32 Systems +######################################################################### + +LIST_avr32="atstk1002" + #----------------------------------------------------------------------- #----- for now, just run PPC by default ----- @@ -334,7 +340,8 @@ do mips|mips_el| \ nios|nios2| \ x86|I486| \ - coldfire) + coldfire| \ + avr32) for target in `eval echo '$LIST_'${arg}` do build_target ${target} @@ -330,6 +330,15 @@ The following options need to be configured: CONFIG_PCI5441 CONFIG_PK1C20 CONFIG_EP1C20 CONFIG_EP1S10 CONFIG_EP1S40 + AVR32 based boards: + ------------------- + + CONFIG_ATSTK1000 + +- CPU Daughterboard Type: (if CONFIG_ATSTK1000 is defined) + Define exactly one of + CONFIG_ATSTK1002 + - CPU Module Type: (if CONFIG_COGENT is defined) Define exactly one of diff --git a/board/atstk1000/Makefile b/board/atstk1000/Makefile new file mode 100644 index 0000000..22ac02a --- /dev/null +++ b/board/atstk1000/Makefile @@ -0,0 +1,44 @@ +# +# (C) Copyright 2001-2006 +# Wolfgang Denk, DENX Software Engineering, wd@denx.de. +# +# Copyright (C) 2005-2006 Atmel Corporation +# +# 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 := $(obj)lib$(BOARD).a + +COBJS := $(BOARD).o flash.o + +SRCS := $(SOBJS:.o=.S) $(COBJS:.o=.c) +OBJS := $(addprefix $(obj),$(SOBJS) $(COBJS)) + +$(LIB): $(obj).depend $(OBJS) + $(AR) crv $@ $(OBJS) + +######################################################################### + +# defines $(obj).depend target +include $(SRCTREE)/rules.mk + +sinclude $(obj).depend + +######################################################################### diff --git a/board/atstk1000/atstk1000.c b/board/atstk1000/atstk1000.c new file mode 100644 index 0000000..4d737d2 --- /dev/null +++ b/board/atstk1000/atstk1000.c @@ -0,0 +1,52 @@ +/* + * Copyright (C) 2005-2006 Atmel Corporation + * + * 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 <asm/io.h> +#include <asm/sdram.h> + +DECLARE_GLOBAL_DATA_PTR; + +static const struct sdram_info sdram = { + .phys_addr = CFG_SDRAM_BASE, + .row_bits = 11, + .col_bits = 8, + .bank_bits = 2, + .cas = 3, + .twr = 2, + .trc = 7, + .trp = 2, + .trcd = 2, + .tras = 5, + .txsr = 5, +}; + +void board_init_memories(void) +{ + gd->sdram_size = sdram_init(&sdram); +} + +void board_init_info(void) +{ + gd->bd->bi_phy_id[0] = 0x10; + gd->bd->bi_phy_id[1] = 0x11; +} diff --git a/board/atstk1000/config.mk b/board/atstk1000/config.mk new file mode 100644 index 0000000..a72c80e --- /dev/null +++ b/board/atstk1000/config.mk @@ -0,0 +1,4 @@ +PLATFORM_RELFLAGS += -ffunction-sections -fdata-sections +PLATFORM_LDFLAGS += --gc-sections +TEXT_BASE = 0x00000000 +LDSCRIPT = $(obj)board/atstk1000/u-boot.lds diff --git a/board/atstk1000/flash.c b/board/atstk1000/flash.c new file mode 100644 index 0000000..3aebf66 --- /dev/null +++ b/board/atstk1000/flash.c @@ -0,0 +1,223 @@ +/* + * Copyright (C) 2005-2006 Atmel Corporation + * + * 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> + +#ifdef CONFIG_ATSTK1000_EXT_FLASH +#include <asm/cacheflush.h> +#include <asm/io.h> +#include <asm/sections.h> + +DECLARE_GLOBAL_DATA_PTR; + +flash_info_t flash_info[1]; + +static void __flashprog flash_identify(uint16_t *flash, flash_info_t *info) +{ + unsigned long flags; + + flags = disable_interrupts(); + + dcache_flush_unlocked(); + + writew(0xaa, flash + 0x555); + writew(0x55, flash + 0xaaa); + writew(0x90, flash + 0x555); + info->flash_id = readl(flash); + writew(0xff, flash); + + readw(flash); + + if (flags) + enable_interrupts(); +} + +unsigned long flash_init(void) +{ + unsigned long addr; + unsigned int i; + + gd->bd->bi_flashstart = CFG_FLASH_BASE; + gd->bd->bi_flashsize = CFG_FLASH_SIZE; + gd->bd->bi_flashoffset = __edata_lma - _text; + + flash_info[0].size = CFG_FLASH_SIZE; + flash_info[0].sector_count = 135; + + flash_identify(uncached((void *)CFG_FLASH_BASE), &flash_info[0]); + + for (i = 0, addr = 0; i < 8; i++, addr += 0x2000) + flash_info[0].start[i] = addr; + for (; i < flash_info[0].sector_count; i++, addr += 0x10000) + flash_info[0].start[i] = addr; + + return CFG_FLASH_SIZE; +} + +void flash_print_info(flash_info_t *info) +{ + printf("Flash: Vendor ID: 0x%02x, Product ID: 0x%02x\n", + info->flash_id >> 16, info->flash_id & 0xffff); + printf("Size: %ld MB in %d sectors\n", + info->size >> 10, info->sector_count); +} + +int __flashprog flash_erase(flash_info_t *info, int s_first, int s_last) +{ + unsigned long flags; + unsigned long start_time; + uint16_t *fb, *sb; + unsigned int i; + int ret; + uint16_t status; + + if ((s_first < 0) || (s_first > s_last) + || (s_last >= info->sector_count)) { + puts("Error: first and/or last sector out of range\n"); + return ERR_INVAL; + } + + for (i = s_first; i < s_last; i++) + if (info->protect[i]) { + printf("Error: sector %d is protected\n", i); + return ERR_PROTECTED; + } + + fb = (uint16_t *)uncached(info->start[0]); + + dcache_flush_unlocked(); + + for (i = s_first; (i <= s_last) && !ctrlc(); i++) { + printf("Erasing sector %3d...", i); + + sb = (uint16_t *)uncached(info->start[i]); + + flags = disable_interrupts(); + + start_time = get_timer(0); + + /* Unlock sector */ + writew(0xaa, fb + 0x555); + writew(0x70, sb); + + /* Erase sector */ + writew(0xaa, fb + 0x555); + writew(0x55, fb + 0xaaa); + writew(0x80, fb + 0x555); + writew(0xaa, fb + 0x555); + writew(0x55, fb + 0xaaa); + writew(0x30, sb); + + /* Wait for completion */ + ret = ERR_OK; + do { + /* TODO: Timeout */ + status = readw(sb); + } while ((status != 0xffff) && !(status & 0x28)); + + writew(0xf0, fb); + + /* + * Make sure the command actually makes it to the bus + * before we re-enable interrupts. + */ + readw(fb); + + if (flags) + enable_interrupts(); + + if (status != 0xffff) { + printf("Flash erase error at address 0x%p: 0x%02x\n", + sb, status); + ret = ERR_PROG_ERROR; + break; + } + } + + if (ctrlc()) + printf("User interrupt!\n"); + + return ERR_OK; +} + +int __flashprog write_buff(flash_info_t *info, uchar *src, + ulong addr, ulong count) +{ + unsigned long flags; + uint16_t *base, *p, *s, *end; + uint16_t word, status; + int ret = ERR_OK; + + if (addr < info->start[0] + || (addr + count) > (info->start[0] + info->size) + || (addr + count) < addr) { + puts("Error: invalid address range\n"); + return ERR_INVAL; + } + + if (addr & 1 || count & 1 || (unsigned int)src & 1) { + puts("Error: misaligned source, destination or count\n"); + return ERR_ALIGN; + } + + base = (uint16_t *)uncached(info->start[0]); + end = (uint16_t *)uncached(addr + count); + + flags = disable_interrupts(); + + dcache_flush_unlocked(); + sync_write_buffer(); + + for (p = (uint16_t *)uncached(addr), s = (uint16_t *)src; + p < end && !ctrlc(); p++, s++) { + word = *s; + + writew(0xaa, base + 0x555); + writew(0x55, base + 0xaaa); + writew(0xa0, base + 0x555); + writew(word, p); + + sync_write_buffer(); + + /* Wait for completion */ + do { + /* TODO: Timeout */ + status = readw(p); + } while ((status != word) && !(status & 0x28)); + + writew(0xf0, base); + readw(base); + + if (status != word) { + printf("Flash write error at address 0x%p: 0x%02x\n", + p, status); + ret = ERR_PROG_ERROR; + break; + } + } + + if (flags) + enable_interrupts(); + + return ret; +} + +#endif /* CONFIG_ATSTK1000_EXT_FLASH */ diff --git a/board/atstk1000/u-boot.lds.S b/board/atstk1000/u-boot.lds.S new file mode 100644 index 0000000..d46b82c --- /dev/null +++ b/board/atstk1000/u-boot.lds.S @@ -0,0 +1,79 @@ +/* -*- Fundamental -*- + * + * Copyright (C) 2005-2006 Atmel Corporation + * + * 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> + +OUTPUT_FORMAT("elf32-avr32", "elf32-avr32", "elf32-avr32") +OUTPUT_ARCH(avr32) +ENTRY(_start) + +SECTIONS +{ + . = CFG_FLASH_BASE; + _text = .; + .text : { + *(.text) + *(.text.*) + } + + . = ALIGN(CFG_ICACHE_LINESZ); + __flashprog_start = .; + .flashprog : { + *(.flashprog) + } + . = ALIGN(CFG_ICACHE_LINESZ); + __flashprog_end = .; + + . = ALIGN(8); + .rodata : { + *(.rodata) + *(.rodata.*) + } + _etext = .; + + __data_lma = ALIGN(8); + . = CFG_INTRAM_BASE; + _data = .; + .data : AT(__data_lma) { + *(.data) + *(.data.*) + } + + . = ALIGN(4); + __u_boot_cmd_start = .; + __u_boot_cmd_lma = __data_lma + (__u_boot_cmd_start - _data); + .u_boot_cmd : AT(__u_boot_cmd_lma) { + KEEP(*(.u_boot_cmd)) + } + __u_boot_cmd_end = .; + + . = ALIGN(8); + _edata = .; + __edata_lma = __u_boot_cmd_lma + (_edata - __u_boot_cmd_start); + + .bss : AT(__edata_lma) { + *(.bss) + *(.bss.*) + } + . = ALIGN(8); + _end = .; +} diff --git a/include/configs/atstk1002.h b/include/configs/atstk1002.h new file mode 100644 index 0000000..458ebab --- /dev/null +++ b/include/configs/atstk1002.h @@ -0,0 +1,183 @@ +/* + * Copyright (C) 2005-2006 Atmel Corporation + * + * Configuration settings for the ATSTK1002 CPU daughterboard + * + * 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 + +#define CONFIG_AVR32 1 +#define CONFIG_AT32AP 1 +#define CONFIG_AT32AP7000 1 +#define CONFIG_ATSTK1002 1 +#define CONFIG_ATSTK1000 1 + +#define CONFIG_ATSTK1000_EXT_FLASH 1 + +/* + * Timer clock frequency. We're using the CPU-internal COUNT register + * for this, so this is equivalent to the CPU core clock frequency + */ +#define CFG_HZ 1000 + +/* + * Set up the PLL to run at 199.5 MHz, the CPU to run at 1/2 the PLL + * frequency and the peripherals to run at 1/4 the PLL frequency. + */ +#define CONFIG_PLL 1 +#define CFG_POWER_MANAGER 1 +#define CFG_OSC0_HZ 20000000 +#define CFG_PLL0_DIV 1 +#define CFG_PLL0_MUL 7 +#define CFG_PLL0_SUPPRESS_CYCLES 16 +#define CFG_CLKDIV_CPU 0 +#define CFG_CLKDIV_HSB 1 +#define CFG_CLKDIV_PBA 2 +#define CFG_CLKDIV_PBB 1 + +/* + * The PLLOPT register controls the PLL like this: + * icp = PLLOPT<2> + * ivco = PLLOPT<1:0> + * + * We want icp=1 (default) and ivco=0 (80-160 MHz) or ivco=2 (150-240MHz). + */ +#define CFG_PLL0_OPT 0x04 + +#define CFG_USART1 1 + +#define CFG_CONSOLE_UART_DEV DEVICE_USART1 + +/* User serviceable stuff */ +#define CONFIG_CMDLINE_TAG 1 +#define CONFIG_SETUP_MEMORY_TAGS 1 +#define CONFIG_INITRD_TAG 1 + +#define CONFIG_STACKSIZE (2048) + +#define CONFIG_BAUDRATE 115200 +#define CONFIG_BOOTARGS \ + "console=ttyUS0 root=/dev/mtdblock1 fbmem=600k" + +#define CONFIG_COMMANDS (CFG_CMD_BDI \ + | CFG_CMD_LOADS \ + | CFG_CMD_LOADB \ + /* | CFG_CMD_IMI */ \ + /* | CFG_CMD_CACHE */ \ + | CFG_CMD_FLASH \ + | CFG_CMD_MEMORY \ + /* | CFG_CMD_NET */ \ + | CFG_CMD_ENV \ + /* | CFG_CMD_IRQ */ \ + | CFG_CMD_BOOTD \ + | CFG_CMD_CONSOLE \ + /* | CFG_CMD_EEPROM */ \ + | CFG_CMD_ASKENV \ + | CFG_CMD_RUN \ + | CFG_CMD_ECHO \ + /* | CFG_CMD_I2C */ \ + | CFG_CMD_REGINFO \ + /* | CFG_CMD_DATE */ \ + /* | CFG_CMD_DHCP */ \ + /* | CFG_CMD_AUTOSCRIPT */ \ + /* | CFG_CMD_MII */ \ + | CFG_CMD_MISC \ + /* | CFG_CMD_SDRAM */ \ + /* | CFG_CMD_DIAG */ \ + /* | CFG_CMD_HWFLOW */ \ + /* | CFG_CMD_SAVES */ \ + /* | CFG_CMD_SPI */ \ + /* | CFG_CMD_PING */ \ + /* | CFG_CMD_MMC */ \ + /* | CFG_CMD_FAT */ \ + /* | CFG_CMD_IMLS */ \ + /* | CFG_CMD_ITEST */ \ + /* | CFG_CMD_EXT2 */ \ + ) + +#include <cmd_confdefs.h> + +#define CONFIG_ATMEL_USART 1 +#define CONFIG_PIO2 1 +#define CFG_NR_PIOS 5 +#define CFG_HSDRAMC 1 + +#define CFG_DCACHE_LINESZ 32 +#define CFG_ICACHE_LINESZ 32 + +#define CONFIG_NR_DRAM_BANKS 1 + +/* External flash on STK1000 */ +#if 0 +#define CFG_FLASH_CFI 1 +#define CFG_FLASH_CFI_DRIVER 1 +#endif + +#define CFG_FLASH_BASE 0x00000000 +#define CFG_FLASH_SIZE 0x800000 +#define CFG_MAX_FLASH_BANKS 1 +#define CFG_MAX_FLASH_SECT 135 + +#define CFG_MONITOR_BASE CFG_FLASH_BASE + +#define CFG_INTRAM_BASE 0x24000000 +#define CFG_INTRAM_SIZE 0x8000 + +#define CFG_SDRAM_BASE 0x10000000 + +#define CFG_ENV_IS_IN_FLASH 1 +#define CFG_ENV_SIZE 65536 +#define CFG_ENV_ADDR (CFG_FLASH_BASE + CFG_FLASH_SIZE - CFG_ENV_SIZE) + +#define CFG_INIT_SP_ADDR (CFG_INTRAM_BASE + CFG_INTRAM_SIZE) + +#define CFG_MALLOC_LEN (256*1024) +#define CFG_MALLOC_END \ + ({ \ + DECLARE_GLOBAL_DATA_PTR; \ + CFG_SDRAM_BASE + gd->sdram_size; \ + }) +#define CFG_MALLOC_START (CFG_MALLOC_END - CFG_MALLOC_LEN) + +#define CFG_DMA_ALLOC_LEN (16384) +#define CFG_DMA_ALLOC_END (CFG_MALLOC_START) +#define CFG_DMA_ALLOC_START (CFG_DMA_ALLOC_END - CFG_DMA_ALLOC_LEN) +/* Allow 2MB for the kernel run-time image */ +#define CFG_LOAD_ADDR (CFG_SDRAM_BASE + 0x00200000) +#define CFG_BOOTPARAMS_LEN (16 * 1024) + +/* Other configuration settings that shouldn't have to change all that often */ +#define CFG_PROMPT "Uboot> " +#define CFG_CBSIZE 256 +#define CFG_MAXARGS 8 +#define CFG_PBSIZE (CFG_CBSIZE + sizeof(CFG_PROMPT) + 16) +#define CFG_LONGHELP 1 + +#define CFG_MEMTEST_START \ + ({ DECLARE_GLOBAL_DATA_PTR; gd->bd->bi_dram[0].start; }) +#define CFG_MEMTEST_END \ + ({ \ + DECLARE_GLOBAL_DATA_PTR; \ + gd->bd->bi_dram[0].start + gd->bd->bi_dram[0].size; \ + }) +#define CFG_BAUDRATE_TABLE { 115200, 38400, 19200, 9600, 2400 } + +#endif /* __CONFIG_H */ |