Commit ad7a1785 authored by Andreas Bießmann's avatar Andreas Bießmann Committed by U-Boot
Browse files

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: default avatarAndreas Bießmann <biessmann@corscience.de>
Signed-off-by: default avatarReinhard Meyer <u-boot@emk-elektronik.de>
parent 0c427914
......@@ -600,6 +600,7 @@ Rishi Bhattacharya <rishi@ti.com>
Andreas Biemann <andreas.devel@gmail.com>
at91rm9200ek at91rm9200
grasshopper avr32
Cliff Brake <cliff.brake@gmail.com>
......
#
# (C) Copyright 2001-2006
# Wolfgang Denk, DENX Software Engineering, wd@denx.de.
#
# Copyright (C) 2011
# Corscience GmbH & Co.KG, Andreas Bießmann <biessmann@corscience.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 := $(obj)lib$(BOARD).o
COBJS-y += $(BOARD).o
SRCS := $(COBJS-y:.o=.c)
OBJS := $(addprefix $(obj),$(COBJS-y))
$(LIB): $(obj).depend $(OBJS)
$(call cmd_link_o_target, $(OBJS))
#########################################################################
# defines $(obj).depend target
include $(SRCTREE)/rules.mk
sinclude $(obj).depend
#########################################################################
/*
* Copyright (C) 2011
* Corscience GmbH & Co.KG, Andreas Bießmann <biessmann@corscience.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 <common.h>
#include <asm/io.h>
#include <asm/sdram.h>
#include <asm/arch/clk.h>
#include <asm/arch/hmatrix.h>
#include <asm/arch/mmu.h>
#include <asm/arch/portmux.h>
#include <netdev.h>
DECLARE_GLOBAL_DATA_PTR;
struct mmu_vm_range mmu_vmr_table[CONFIG_SYS_NR_VM_REGIONS] = {
{
.virt_pgno = CONFIG_SYS_FLASH_BASE >> PAGE_SHIFT,
.nr_pages = CONFIG_SYS_FLASH_SIZE >> PAGE_SHIFT,
.phys = (CONFIG_SYS_FLASH_BASE >> PAGE_SHIFT)
| MMU_VMR_CACHE_NONE,
}, {
.virt_pgno = CONFIG_SYS_SDRAM_BASE >> PAGE_SHIFT,
.nr_pages = EBI_SDRAM_SIZE >> PAGE_SHIFT,
.phys = (CONFIG_SYS_SDRAM_BASE >> PAGE_SHIFT)
| MMU_VMR_CACHE_WRBACK,
},
};
static const struct sdram_config sdram_config = {
/* Dual MT48LC16M16A2-7E (or equal) */
.data_bits = SDRAM_DATA_32BIT,
.row_bits = 13,
.col_bits = 9,
.bank_bits = 2,
.cas = 2,
.twr = 2,
.trc = 7,
.trp = 2,
.trcd = 2,
.tras = 4,
.txsr = 7,
/* 7.81 us */
.refresh_period = (781 * (SDRAMC_BUS_HZ / 1000)) / 100000,
};
int board_early_init_f(void)
{
/* Enable SDRAM in the EBI mux */
hmatrix_slave_write(EBI, SFR, HMATRIX_BIT(EBI_SDRAM_ENABLE));
portmux_enable_ebi(SDRAM_DATA_32BIT, 23, 0, PORTMUX_DRIVE_HIGH);
portmux_enable_usart0(PORTMUX_DRIVE_MIN);
portmux_enable_usart1(PORTMUX_DRIVE_MIN);
#if defined(CONFIG_MACB)
portmux_enable_macb0(PORTMUX_MACB_MII, PORTMUX_DRIVE_LOW);
#endif
return 0;
}
phys_size_t initdram(int board_type)
{
unsigned long expected_size;
unsigned long actual_size;
void *sdram_base;
sdram_base = uncached(EBI_SDRAM_BASE);
expected_size = sdram_init(sdram_base, &sdram_config);
actual_size = get_ram_size(sdram_base, expected_size);
if (expected_size != actual_size)
printf("Warning: Only %lu of %lu MiB SDRAM is working\n",
actual_size >> 20, expected_size >> 20);
return actual_size;
}
int board_early_init_r(void)
{
gd->bd->bi_phy_id[0] = 0x00;
return 0;
}
#ifdef CONFIG_CMD_NET
int board_eth_init(bd_t *bi)
{
macb_eth_initialize(0, (void *)ATMEL_BASE_MACB0, bi->bi_phy_id[0]);
return 0;
}
#endif
/* vim: set noet ts=8: */
......@@ -228,6 +228,7 @@ atstk1003 avr32 at32ap atstk1000 atmel
atstk1004 avr32 at32ap atstk1000 atmel at32ap700x
atstk1006 avr32 at32ap atstk1000 atmel at32ap700x
favr-32-ezkit avr32 at32ap - earthlcd at32ap700x
grasshopper avr32 at32ap - in-circuit at32ap700x
mimc200 avr32 at32ap - mimc at32ap700x
hammerhead avr32 at32ap - miromico at32ap700x
bct-brettl2 blackfin blackfin
......
/*
* Copyright (C) 2011
* Corscience GmbH & Co.KG, Andreas Bießmann <biessmann@corscience.de>
*
* Configuration settings for the grasshopper (ICnova AP7000) 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 __GRASSHOPPER_CONFIG_H
#define __GRASSHOPPER_CONFIG_H
#include <asm/arch/hardware.h>
#define CONFIG_AVR32
#define CONFIG_AT32AP
#define CONFIG_AT32AP7000
/*
* Timer clock frequency. We're using the CPU-internal COUNT register
* for this, so this is equivalent to the CPU core clock frequency
*/
#define CONFIG_SYS_HZ 1000
/*
* Set up the PLL to run at 140 MHz, the CPU to run at the PLL
* frequency, the HSB and PBB at 1/2, and the PBA to run at 1/4 the
* PLL frequency.
* (CONFIG_SYS_OSC0_HZ * CONFIG_SYS_PLL0_MUL) / CONFIG_SYS_PLL0_DIV = PLL MHz
*/
#define CONFIG_PLL
#define CONFIG_SYS_POWER_MANAGER
#define CONFIG_SYS_OSC0_HZ 20000000
#define CONFIG_SYS_PLL0_DIV 1
#define CONFIG_SYS_PLL0_MUL 7
#define CONFIG_SYS_PLL0_SUPPRESS_CYCLES 16
/*
* Set the CPU running at:
* PLL / (2^CONFIG_SYS_CLKDIV_CPU) = CPU MHz
*/
#define CONFIG_SYS_CLKDIV_CPU 0
/*
* Set the HSB running at:
* PLL / (2^CONFIG_SYS_CLKDIV_HSB) = HSB MHz
*/
#define CONFIG_SYS_CLKDIV_HSB 1
/*
* Set the PBA running at:
* PLL / (2^CONFIG_SYS_CLKDIV_PBA) = PBA MHz
*/
#define CONFIG_SYS_CLKDIV_PBA 2
/*
* Set the PBB running at:
* PLL / (2^CONFIG_SYS_CLKDIV_PBB) = PBB MHz
*/
#define CONFIG_SYS_CLKDIV_PBB 1
/* Reserve VM regions for SDRAM and NOR flash */
#define CONFIG_SYS_NR_VM_REGIONS 2
/*
* 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 CONFIG_SYS_PLL0_OPT 0x04
#define CONFIG_USART_BASE ATMEL_BASE_USART1
#define CONFIG_USART_ID 1
/* User serviceable stuff */
#define CONFIG_CMDLINE_TAG
#define CONFIG_SETUP_MEMORY_TAGS
#define CONFIG_INITRD_TAG
#define CONFIG_STACKSIZE (2048)
#define CONFIG_BAUDRATE 115200
/*
* Only interrupt autoboot if <space> is pressed. Otherwise, garbage
* data on the serial line may interrupt the boot sequence.
*/
#define CONFIG_BOOTDELAY 1
#define CONFIG_AUTOBOOT
#define CONFIG_AUTOBOOT_KEYED
#define CONFIG_AUTOBOOT_PROMPT "Press SPACE to abort autoboot in %d" \
" seconds\n", bootdelay
#define CONFIG_AUTOBOOT_DELAY_STR "d"
#define CONFIG_AUTOBOOT_STOP_STR " "
/*
* After booting the board for the first time, new ethernet addresses
* should be generated and assigned to the environment variables
* "ethaddr". This is normally done during production.
*/
#define CONFIG_OVERWRITE_ETHADDR_ONCE
#define CONFIG_NET_MULTI
/*
* BOOTP options
*/
#define CONFIG_BOOTP_SUBNETMASK
#define CONFIG_BOOTP_GATEWAY
/*
* Command line configuration.
*/
#include <config_cmd_default.h>
/* remove unneeded commands */
#undef CONFIG_CMD_FPGA
#undef CONFIG_CMD_SETGETDCR
/* add useful commands */
#define CONFIG_CMD_ASKENV
#define CONFIG_CMD_DHCP
#define CONFIG_CMD_JFFS2
#define CONFIG_CMD_PING
#define CONFIG_CMD_REGINFO
#define CONFIG_SYS_HUSH_PARSER
#define CONFIG_AUTO_COMPLETE
#define CONFIG_SYS_PROMPT_HUSH_PS2 "~> "
#define CONFIG_CMDLINE_EDITING
#define CONFIG_ATMEL_USART
#define CONFIG_MACB
#define CONFIG_PORTMUX_PIO
#define CONFIG_SYS_NR_PIOS 5
#define CONFIG_SYS_HSDRAMC
#define CONFIG_SYS_DCACHE_LINESZ 32
#define CONFIG_SYS_ICACHE_LINESZ 32
#define CONFIG_NR_DRAM_BANKS 1
#define CONFIG_SYS_FLASH_CFI
#define CONFIG_FLASH_CFI_DRIVER
#define CONFIG_SYS_FLASH_BASE 0x00000000
#define CONFIG_SYS_FLASH_SIZE 0x800000
#define CONFIG_SYS_MAX_FLASH_BANKS 1
#define CONFIG_SYS_MAX_FLASH_SECT 135
#define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_FLASH_BASE
#define CONFIG_SYS_TEXT_BASE 0x00000000
#define CONFIG_SYS_INTRAM_BASE INTERNAL_SRAM_BASE
#define CONFIG_SYS_INTRAM_SIZE INTERNAL_SRAM_SIZE
#define CONFIG_SYS_SDRAM_BASE EBI_SDRAM_BASE
#define CONFIG_ENV_IS_IN_FLASH
/* place u-boot env in flash sector after u-boot */
#define CONFIG_ENV_SIZE 0x10000
#define CONFIG_ENV_ADDR 0x20000
#define CONFIG_SYS_INIT_SP_ADDR (CONFIG_SYS_INTRAM_BASE + \
CONFIG_SYS_INTRAM_SIZE)
#define CONFIG_SYS_MALLOC_LEN (256*1024)
#define CONFIG_SYS_DMA_ALLOC_LEN (16384)
/* Allow 4MB for the kernel run-time image */
#define CONFIG_SYS_LOAD_ADDR (EBI_SDRAM_BASE + 0x00400000)
#define CONFIG_SYS_BOOTPARAMS_LEN (16 * 1024)
/* Other configuration settings that shouldn't have to change all that often */
#define CONFIG_SYS_PROMPT "U-Boot> "
#define CONFIG_SYS_CBSIZE 256
#define CONFIG_SYS_MAXARGS 16
#define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE + \
sizeof(CONFIG_SYS_PROMPT) + 16)
#define CONFIG_SYS_LONGHELP
#define CONFIG_SYS_MEMTEST_START EBI_SDRAM_BASE
#define CONFIG_SYS_MEMTEST_END (CONFIG_SYS_MEMTEST_START + 0x700000)
#define CONFIG_SYS_BAUDRATE_TABLE { 115200, 38400, 19200, 9600, 2400 }
#endif /* __GRASSHOPPER_CONFIG_H */
/* vim: set ts=8 noet: */
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