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sh: Add support shmin board

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This adds support for the SHMIN SH7706 board(T-SH7706LAN).
The CPU of this board is SH7706.
There are SDRAM of 32M byte, Flash memory of 512K byte, Serial,
10Base Ether and MMC.

http://web.kyoto-inet.or.jp/people/takagaki/T-SH7706/T-SH7706.htm

Signed-off-by: Nobuhiro Iwamatsu <iwamatsu@nigauri.org>
This commit is contained in:
Nobuhiro Iwamatsu 2010-10-25 03:12:24 +09:00
parent f3a7b9535b
commit 6b7c0f5ebf
7 changed files with 337 additions and 0 deletions
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1
MAINTAINERS
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@ -1011,6 +1011,7 @@ Nobuhiro Iwamatsu <iwamatsu@nigauri.org>
SH7763RDP SH7763
RSK7203 SH7203
AP325RXA SH7723
SHMIN SH7706
Mark Jonas <mark.jonas@de.bosch.com>

49
board/shmin/Makefile Normal file
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@ -0,0 +1,49 @@
#
# Copyright (C) 2010 Nobuhiro Iwamatsu
# Copyright (C) 2008 Renesas Solutions Corp.
#
# u-boot/board/shmin/Makefile
#
# 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 := shmin.o
SOBJS := lowlevel_init.o
LIB := $(addprefix $(obj),$(LIB))
OBJS := $(addprefix $(obj),$(OBJS))
SOBJS := $(addprefix $(obj),$(SOBJS))
$(LIB): $(obj).depend $(OBJS) $(SOBJS)
$(AR) $(ARFLAGS) $@ $(OBJS) $(SOBJS)
clean:
rm -f $(SOBJS) $(OBJS)
distclean: clean
rm -f $(LIB) core *.bak .depend
#########################################################################
# defines $(obj).depend target
include $(SRCTREE)/rules.mk
sinclude $(obj).depend
#########################################################################

27
board/shmin/config.mk Normal file
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@ -0,0 +1,27 @@
#
# Copyright (C) 2010 Nobuhiro Iwamatsu
#
# u-boot/board/shmin/config.mk
#
# 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
#
# TEXT_BASE refers to image _after_ relocation.
#
# NOTE: Must match value used in u-boot.lds (in this directory).
#
CONFIG_SYS_TEXT_BASE = 0x8DFC0000

36
board/shmin/lowlevel_init.S Normal file
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@ -0,0 +1,36 @@
/*
* (C) Copyright 2008, 2010 Nobuhiro Iwamatsu <iwamatsu@nigauri.org>
*
* 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>
#include <asm/processor.h>
#include <asm/macro.h>
.global lowlevel_init
.text
.align 2
lowlevel_init:
/* Use setting of original bootloader */
rts
nop
.align 2

108
board/shmin/shmin.c Normal file
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@ -0,0 +1,108 @@
/*
* Copyright (C) 2007 - 2010
* Nobuhiro Iwamatsu <iwamatsu@nigauri.org>
* (C) Copyright 2000-2003
* Wolfgang Denk, DENX Software Engineering, wd@denx.de.
* Copyright (C) 2004-2007 Freescale Semiconductor, Inc.
*
* board/shmin/shmin.c
*
* 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
*
* Copy board_flash_get_legacy() from board/freescale/m54455evb/m54455evb.c
*/
#include <common.h>
#include <asm/io.h>
#include <asm/processor.h>
int checkboard(void)
{
puts("BOARD: T-SH7706LAN ");
if(readb(0xb0008006) == 0xab)
puts("v2\n");
else
puts("v1\n");
return 0;
}
int board_init(void)
{
writew(0x2980, BCR2);
return 0;
}
int dram_init(void)
{
DECLARE_GLOBAL_DATA_PTR;
gd->bd->bi_memstart = CONFIG_SYS_SDRAM_BASE;
gd->bd->bi_memsize = CONFIG_SYS_SDRAM_SIZE;
printf("DRAM: %dMB\n", CONFIG_SYS_SDRAM_SIZE / (1024 * 1024));
return 0;
}
void led_set_state(unsigned short value)
{
}
#if defined(CONFIG_FLASH_CFI_LEGACY)
#include <flash.h>
ulong board_flash_get_legacy(ulong base, int banknum, flash_info_t *info)
{
int sect[] = CONFIG_SYS_ATMEL_SECT;
int sectsz[] = CONFIG_SYS_ATMEL_SECTSZ;
int i, j, k;
if (base != CONFIG_SYS_ATMEL_BASE)
return 0;
info->flash_id = 0x01000000;
info->portwidth = 1;
info->chipwidth = 1;
info->buffer_size = 1;
info->erase_blk_tout = 16384;
info->write_tout = 2;
info->buffer_write_tout = 5;
info->vendor = 0xFFF0; /* CFI_CMDSET_AMD_LEGACY */
info->cmd_reset = 0x00F0;
info->interface = FLASH_CFI_X8;
info->legacy_unlock = 0;
info->manufacturer_id = (u16) ATM_MANUFACT;
info->device_id = ATM_ID_LV040;
info->device_id2 = 0;
info->ext_addr = 0;
info->cfi_version = 0x3133;
info->cfi_offset = 0x0000;
info->addr_unlock1 = 0x00000555;
info->addr_unlock2 = 0x000002AA;
info->name = "CFI conformant";
info->size = 0;
info->sector_count = CONFIG_SYS_ATMEL_TOTALSECT;
info->start[0] = base;
for (k = 0, i = 0; i < CONFIG_SYS_ATMEL_REGION; i++) {
info->size += sect[i] * sectsz[i];
for (j = 0; j < sect[i]; j++, k++) {
info->start[k + 1] = info->start[k] + sectsz[i];
info->protect[k] = 0;
}
}
return 1;
}
#endif /* CONFIG_FLASH_CFI_LEGACY */

1
boards.cfg
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@ -745,6 +745,7 @@ xilinx-ppc440-generic_flash powerpc ppc4xx ppc440-generic xilinx
rsk7203 sh sh2 rsk7203 renesas -
mpr2 sh sh3 mpr2 - -
ms7720se sh sh3 ms7720se - -
shmin sh sh3 shmin - -
espt sh sh4 espt - -
ms7722se sh sh4 ms7722se - -
ms7750se sh sh4 ms7750se - -

115
include/configs/shmin.h Normal file
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@ -0,0 +1,115 @@
/*
* Configuation settings for shmin (T-SH7706LAN)
*
* Copyright (C) 2010 Nobuhiro Iwamatsu <iwamatsu@nigauri.org>
*
* 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 __SHMIN_H
#define __SHMIN_H
#define CONFIG_SH 1
#define CONFIG_SH3 1
#define CONFIG_CPU_SH7706 1
#define CONFIG_SHMIN 1
#define CONFIG_CMD_FLASH
#define CONFIG_CMD_MEMORY
#define CONFIG_CMD_SDRAM
#define CONFIG_CMD_NET
#define CONFIG_CMD_PING
#define CONFIG_CMD_NFS
#define CONFIG_CMD_ENV
#define CONFIG_CMD_SAVEENV
#define CONFIG_BAUDRATE 115200
#define CONFIG_BOOTARGS "console=ttySC0,115200"
/*
* This board has original boot loader. If you write u-boot to 0x0,
* you should set undef.
*/
#define CONFIG_VERSION_VARIABLE
#undef CONFIG_SHOW_BOOT_PROGRESS
/* system */
#define SHMIN_SDRAM_BASE (0x8C000000)
#define SHMIN_FLASH_BASE_1 (0xA0000000)
#define CONFIG_SYS_LONGHELP /* undef to save memory */
#define CONFIG_SYS_PROMPT "=> " /* Monitor Command Prompt */
#define CONFIG_SYS_CBSIZE 256 /* Buffer size for input from the Console */
#define CONFIG_SYS_PBSIZE 256 /* Buffer size for Console output */
#define CONFIG_SYS_MAXARGS 16 /* max args accepted for monitor commands */
/* Buffer size for Boot Arguments passed to kernel */
#define CONFIG_SYS_BARGSIZE 512
/* List of legal baudrate settings for this board */
#define CONFIG_SYS_BAUDRATE_TABLE { 115200 }
/* SCIF */
#define CONFIG_SCIF_CONSOLE 1
#define CONFIG_CONS_SCIF0 1
/* memory */
#define CONFIG_SYS_SDRAM_BASE SHMIN_SDRAM_BASE
#define CONFIG_SYS_SDRAM_SIZE (32 * 1024 * 1024)
#define CONFIG_SYS_MEMTEST_START SHMIN_SDRAM_BASE
#define CONFIG_SYS_MEMTEST_END (CONFIG_SYS_MEMTEST_START + CONFIG_SYS_SDRAM_SIZE - (256 * 1024))
#define CONFIG_SYS_LOAD_ADDR (CONFIG_SYS_SDRAM_BASE + 1 * 1024 * 1024)
#define CONFIG_SYS_MONITOR_BASE (SHMIN_FLASH_BASE_1 + CONFIG_ENV_SECT_SIZE)
#define CONFIG_SYS_MONITOR_LEN (128 * 1024)
#define CONFIG_SYS_MALLOC_LEN (256 * 1024)
#define CONFIG_SYS_GBL_DATA_SIZE 256
#define CONFIG_SYS_BOOTMAPSZ (8 * 1024 * 1024)
/* FLASH */
#define CONFIG_SYS_FLASH_CFI
#define CONFIG_FLASH_CFI_DRIVER
#undef CONFIG_SYS_FLASH_QUIET_TEST
#define CONFIG_SYS_FLASH_EMPTY_INFO /* print 'E' for empty sector on flinfo */
#define CONFIG_SYS_FLASH_BASE SHMIN_FLASH_BASE_1
#define CONFIG_SYS_MAX_FLASH_SECT 11
#define CONFIG_SYS_MAX_FLASH_BANKS 1
#define CONFIG_FLASH_CFI_LEGACY
#define CONFIG_SYS_ATMEL_BASE CONFIG_SYS_FLASH_BASE
#define CONFIG_SYS_ATMEL_TOTALSECT CONFIG_SYS_MAX_FLASH_SECT
#define CONFIG_SYS_ATMEL_REGION 4
#define CONFIG_SYS_ATMEL_SECT {1, 2, 1, 7}
#define CONFIG_SYS_ATMEL_SECTSZ {0x4000, 0x2000, 0x8000, 0x10000}
#define CONFIG_ENV_IS_IN_FLASH
#define CONFIG_ENV_SECT_SIZE (64 * 1024)
#define CONFIG_ENV_SIZE CONFIG_ENV_SECT_SIZE
#define CONFIG_ENV_ADDR (CONFIG_SYS_MONITOR_BASE + CONFIG_SYS_MONITOR_LEN)
#define CONFIG_SYS_FLASH_ERASE_TOUT 120000
#define CONFIG_SYS_FLASH_WRITE_TOUT 500
/* Board Clock */
#define CONFIG_SYS_CLK_FREQ 33333333
#define CONFIG_SYS_TMU_CLK_DIV 4
#define CONFIG_SYS_HZ 1000
/* Network device */
#define CONFIG_DRIVER_NE2000
#define CONFIG_DRIVER_NE2000_BASE (0xb0000300)
#endif /* __SHMIN_H */