avr32: add grasshopper (ICnova AP7000) board
The grasshopper board is a neat avr32 evaluation kit produced by In-Circuit GmbH. See http://www.ic-board.de/product_info.php?info=p75_ICnova-AP7000-Base.html for detailed information about this device. Signed-off-by: Andreas Bießmann <biessmann@corscience.de> Signed-off-by: Reinhard Meyer <u-boot@emk-elektronik.de>
This commit is contained in:
Andreas Bießmann
U-Boot
parent
0c42791476
commit
ad7a1785f7
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@ -600,6 +600,7 @@ Rishi Bhattacharya <rishi@ti.com>
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Andreas Bießmann <andreas.devel@gmail.com>
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at91rm9200ek at91rm9200
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grasshopper avr32
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Cliff Brake <cliff.brake@gmail.com>
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@ -0,0 +1,45 @@
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#
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# (C) Copyright 2001-2006
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# Wolfgang Denk, DENX Software Engineering, wd@denx.de.
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#
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# Copyright (C) 2011
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# Corscience GmbH & Co.KG, Andreas Bießmann <biessmann@corscience.de>
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#
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# See file CREDITS for list of people who contributed to this
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# project.
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#
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# This program is free software; you can redistribute it and/or
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# modify it under the terms of the GNU General Public License as
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# published by the Free Software Foundation; either version 2 of
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# the License, or (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 59 Temple Place, Suite 330, Boston,
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# MA 02111-1307 USA
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include $(TOPDIR)/config.mk
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LIB := $(obj)lib$(BOARD).o
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COBJS-y += $(BOARD).o
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SRCS := $(COBJS-y:.o=.c)
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OBJS := $(addprefix $(obj),$(COBJS-y))
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$(LIB): $(obj).depend $(OBJS)
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$(call cmd_link_o_target, $(OBJS))
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#########################################################################
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# defines $(obj).depend target
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include $(SRCTREE)/rules.mk
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sinclude $(obj).depend
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#########################################################################
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@ -0,0 +1,112 @@
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/*
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* Copyright (C) 2011
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* Corscience GmbH & Co.KG, Andreas Bießmann <biessmann@corscience.de>
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*
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* See file CREDITS for list of people who contributed to this
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* project.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation; either version 2 of
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* the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
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* MA 02111-1307 USA
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*/
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#include <common.h>
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#include <asm/io.h>
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#include <asm/sdram.h>
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#include <asm/arch/clk.h>
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#include <asm/arch/hmatrix.h>
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#include <asm/arch/mmu.h>
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#include <asm/arch/portmux.h>
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#include <netdev.h>
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DECLARE_GLOBAL_DATA_PTR;
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struct mmu_vm_range mmu_vmr_table[CONFIG_SYS_NR_VM_REGIONS] = {
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{
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.virt_pgno = CONFIG_SYS_FLASH_BASE >> PAGE_SHIFT,
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.nr_pages = CONFIG_SYS_FLASH_SIZE >> PAGE_SHIFT,
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.phys = (CONFIG_SYS_FLASH_BASE >> PAGE_SHIFT)
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| MMU_VMR_CACHE_NONE,
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}, {
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.virt_pgno = CONFIG_SYS_SDRAM_BASE >> PAGE_SHIFT,
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.nr_pages = EBI_SDRAM_SIZE >> PAGE_SHIFT,
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.phys = (CONFIG_SYS_SDRAM_BASE >> PAGE_SHIFT)
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| MMU_VMR_CACHE_WRBACK,
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},
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};
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static const struct sdram_config sdram_config = {
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/* Dual MT48LC16M16A2-7E (or equal) */
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.data_bits = SDRAM_DATA_32BIT,
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.row_bits = 13,
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.col_bits = 9,
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.bank_bits = 2,
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.cas = 2,
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.twr = 2,
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.trc = 7,
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.trp = 2,
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.trcd = 2,
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.tras = 4,
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.txsr = 7,
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/* 7.81 us */
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.refresh_period = (781 * (SDRAMC_BUS_HZ / 1000)) / 100000,
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};
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int board_early_init_f(void)
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{
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/* Enable SDRAM in the EBI mux */
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hmatrix_slave_write(EBI, SFR, HMATRIX_BIT(EBI_SDRAM_ENABLE));
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portmux_enable_ebi(SDRAM_DATA_32BIT, 23, 0, PORTMUX_DRIVE_HIGH);
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portmux_enable_usart0(PORTMUX_DRIVE_MIN);
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portmux_enable_usart1(PORTMUX_DRIVE_MIN);
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#if defined(CONFIG_MACB)
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portmux_enable_macb0(PORTMUX_MACB_MII, PORTMUX_DRIVE_LOW);
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#endif
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return 0;
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}
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phys_size_t initdram(int board_type)
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{
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unsigned long expected_size;
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unsigned long actual_size;
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void *sdram_base;
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sdram_base = uncached(EBI_SDRAM_BASE);
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expected_size = sdram_init(sdram_base, &sdram_config);
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actual_size = get_ram_size(sdram_base, expected_size);
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if (expected_size != actual_size)
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printf("Warning: Only %lu of %lu MiB SDRAM is working\n",
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actual_size >> 20, expected_size >> 20);
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return actual_size;
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}
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int board_early_init_r(void)
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{
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gd->bd->bi_phy_id[0] = 0x00;
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return 0;
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}
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#ifdef CONFIG_CMD_NET
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int board_eth_init(bd_t *bi)
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{
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macb_eth_initialize(0, (void *)ATMEL_BASE_MACB0, bi->bi_phy_id[0]);
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return 0;
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}
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#endif
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/* vim: set noet ts=8: */
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@ -228,6 +228,7 @@ atstk1003 avr32 at32ap atstk1000 atmel
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atstk1004 avr32 at32ap atstk1000 atmel at32ap700x
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atstk1006 avr32 at32ap atstk1000 atmel at32ap700x
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favr-32-ezkit avr32 at32ap - earthlcd at32ap700x
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grasshopper avr32 at32ap - in-circuit at32ap700x
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mimc200 avr32 at32ap - mimc at32ap700x
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hammerhead avr32 at32ap - miromico at32ap700x
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bct-brettl2 blackfin blackfin
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@ -0,0 +1,198 @@
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/*
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* Copyright (C) 2011
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* Corscience GmbH & Co.KG, Andreas Bießmann <biessmann@corscience.de>
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*
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* Configuration settings for the grasshopper (ICnova AP7000) board
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*
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* See file CREDITS for list of people who contributed to this
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* project.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation; either version 2 of
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* the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
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* MA 02111-1307 USA
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*/
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#ifndef __GRASSHOPPER_CONFIG_H
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#define __GRASSHOPPER_CONFIG_H
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#include <asm/arch/hardware.h>
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#define CONFIG_AVR32
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#define CONFIG_AT32AP
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#define CONFIG_AT32AP7000
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/*
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* Timer clock frequency. We're using the CPU-internal COUNT register
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* for this, so this is equivalent to the CPU core clock frequency
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*/
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#define CONFIG_SYS_HZ 1000
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/*
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* Set up the PLL to run at 140 MHz, the CPU to run at the PLL
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* frequency, the HSB and PBB at 1/2, and the PBA to run at 1/4 the
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* PLL frequency.
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* (CONFIG_SYS_OSC0_HZ * CONFIG_SYS_PLL0_MUL) / CONFIG_SYS_PLL0_DIV = PLL MHz
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*/
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#define CONFIG_PLL
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#define CONFIG_SYS_POWER_MANAGER
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#define CONFIG_SYS_OSC0_HZ 20000000
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#define CONFIG_SYS_PLL0_DIV 1
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#define CONFIG_SYS_PLL0_MUL 7
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#define CONFIG_SYS_PLL0_SUPPRESS_CYCLES 16
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/*
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* Set the CPU running at:
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* PLL / (2^CONFIG_SYS_CLKDIV_CPU) = CPU MHz
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*/
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#define CONFIG_SYS_CLKDIV_CPU 0
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/*
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* Set the HSB running at:
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* PLL / (2^CONFIG_SYS_CLKDIV_HSB) = HSB MHz
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*/
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#define CONFIG_SYS_CLKDIV_HSB 1
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/*
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* Set the PBA running at:
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* PLL / (2^CONFIG_SYS_CLKDIV_PBA) = PBA MHz
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*/
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#define CONFIG_SYS_CLKDIV_PBA 2
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/*
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* Set the PBB running at:
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* PLL / (2^CONFIG_SYS_CLKDIV_PBB) = PBB MHz
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*/
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#define CONFIG_SYS_CLKDIV_PBB 1
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/* Reserve VM regions for SDRAM and NOR flash */
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#define CONFIG_SYS_NR_VM_REGIONS 2
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/*
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* The PLLOPT register controls the PLL like this:
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* icp = PLLOPT<2>
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* ivco = PLLOPT<1:0>
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*
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* We want icp=1 (default) and ivco=0 (80-160 MHz) or ivco=2 (150-240MHz).
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*/
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#define CONFIG_SYS_PLL0_OPT 0x04
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#define CONFIG_USART_BASE ATMEL_BASE_USART1
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#define CONFIG_USART_ID 1
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/* User serviceable stuff */
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#define CONFIG_CMDLINE_TAG
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#define CONFIG_SETUP_MEMORY_TAGS
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#define CONFIG_INITRD_TAG
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#define CONFIG_STACKSIZE (2048)
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#define CONFIG_BAUDRATE 115200
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/*
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* Only interrupt autoboot if <space> is pressed. Otherwise, garbage
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* data on the serial line may interrupt the boot sequence.
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*/
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#define CONFIG_BOOTDELAY 1
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#define CONFIG_AUTOBOOT
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#define CONFIG_AUTOBOOT_KEYED
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#define CONFIG_AUTOBOOT_PROMPT "Press SPACE to abort autoboot in %d" \
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" seconds\n", bootdelay
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#define CONFIG_AUTOBOOT_DELAY_STR "d"
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#define CONFIG_AUTOBOOT_STOP_STR " "
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/*
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* After booting the board for the first time, new ethernet addresses
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* should be generated and assigned to the environment variables
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* "ethaddr". This is normally done during production.
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*/
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#define CONFIG_OVERWRITE_ETHADDR_ONCE
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#define CONFIG_NET_MULTI
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/*
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* BOOTP options
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*/
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#define CONFIG_BOOTP_SUBNETMASK
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#define CONFIG_BOOTP_GATEWAY
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/*
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* Command line configuration.
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*/
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#include <config_cmd_default.h>
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/* remove unneeded commands */
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#undef CONFIG_CMD_FPGA
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#undef CONFIG_CMD_SETGETDCR
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/* add useful commands */
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#define CONFIG_CMD_ASKENV
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#define CONFIG_CMD_DHCP
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#define CONFIG_CMD_JFFS2
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#define CONFIG_CMD_PING
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#define CONFIG_CMD_REGINFO
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#define CONFIG_SYS_HUSH_PARSER
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#define CONFIG_AUTO_COMPLETE
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#define CONFIG_SYS_PROMPT_HUSH_PS2 "~> "
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#define CONFIG_CMDLINE_EDITING
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#define CONFIG_ATMEL_USART
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#define CONFIG_MACB
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#define CONFIG_PORTMUX_PIO
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#define CONFIG_SYS_NR_PIOS 5
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#define CONFIG_SYS_HSDRAMC
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#define CONFIG_SYS_DCACHE_LINESZ 32
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#define CONFIG_SYS_ICACHE_LINESZ 32
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#define CONFIG_NR_DRAM_BANKS 1
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#define CONFIG_SYS_FLASH_CFI
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#define CONFIG_FLASH_CFI_DRIVER
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#define CONFIG_SYS_FLASH_BASE 0x00000000
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#define CONFIG_SYS_FLASH_SIZE 0x800000
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#define CONFIG_SYS_MAX_FLASH_BANKS 1
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#define CONFIG_SYS_MAX_FLASH_SECT 135
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#define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_FLASH_BASE
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#define CONFIG_SYS_TEXT_BASE 0x00000000
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#define CONFIG_SYS_INTRAM_BASE INTERNAL_SRAM_BASE
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#define CONFIG_SYS_INTRAM_SIZE INTERNAL_SRAM_SIZE
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#define CONFIG_SYS_SDRAM_BASE EBI_SDRAM_BASE
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#define CONFIG_ENV_IS_IN_FLASH
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/* place u-boot env in flash sector after u-boot */
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#define CONFIG_ENV_SIZE 0x10000
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#define CONFIG_ENV_ADDR 0x20000
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#define CONFIG_SYS_INIT_SP_ADDR (CONFIG_SYS_INTRAM_BASE + \
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CONFIG_SYS_INTRAM_SIZE)
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#define CONFIG_SYS_MALLOC_LEN (256*1024)
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#define CONFIG_SYS_DMA_ALLOC_LEN (16384)
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/* Allow 4MB for the kernel run-time image */
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#define CONFIG_SYS_LOAD_ADDR (EBI_SDRAM_BASE + 0x00400000)
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#define CONFIG_SYS_BOOTPARAMS_LEN (16 * 1024)
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/* Other configuration settings that shouldn't have to change all that often */
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#define CONFIG_SYS_PROMPT "U-Boot> "
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#define CONFIG_SYS_CBSIZE 256
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#define CONFIG_SYS_MAXARGS 16
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#define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE + \
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sizeof(CONFIG_SYS_PROMPT) + 16)
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#define CONFIG_SYS_LONGHELP
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#define CONFIG_SYS_MEMTEST_START EBI_SDRAM_BASE
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#define CONFIG_SYS_MEMTEST_END (CONFIG_SYS_MEMTEST_START + 0x700000)
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#define CONFIG_SYS_BAUDRATE_TABLE { 115200, 38400, 19200, 9600, 2400 }
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#endif /* __GRASSHOPPER_CONFIG_H */
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/* vim: set ts=8 noet: */
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