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authorNobuhiro Iwamatsu <iwamatsu@nigauri.org>2010-10-25 03:12:24 +0900
committerNobuhiro Iwamatsu <iwamatsu@nigauri.org>2011-01-11 21:03:25 +0900
commit6b7c0f5ebf767dec8cac0463867fbbeb5493eec3 (patch)
tree9333b09c401e4554ab563235f41efb4c43f7763c /board/shmin
parentf3a7b9535bc2bdf9fa50da6af2093b445516c111 (diff)
downloadu-boot-linaro-stable-6b7c0f5ebf767dec8cac0463867fbbeb5493eec3.tar.gz
sh: Add support shmin board
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>
Diffstat (limited to 'board/shmin')
-rw-r--r--board/shmin/Makefile49
-rw-r--r--board/shmin/config.mk27
-rw-r--r--board/shmin/lowlevel_init.S36
-rw-r--r--board/shmin/shmin.c108
4 files changed, 220 insertions, 0 deletions
diff --git a/board/shmin/Makefile b/board/shmin/Makefile
new file mode 100644
index 000000000..be04e2cfc
--- /dev/null
+++ b/board/shmin/Makefile
@@ -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
+
+#########################################################################
diff --git a/board/shmin/config.mk b/board/shmin/config.mk
new file mode 100644
index 000000000..eca20d4c5
--- /dev/null
+++ b/board/shmin/config.mk
@@ -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
diff --git a/board/shmin/lowlevel_init.S b/board/shmin/lowlevel_init.S
new file mode 100644
index 000000000..b29da35a9
--- /dev/null
+++ b/board/shmin/lowlevel_init.S
@@ -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
diff --git a/board/shmin/shmin.c b/board/shmin/shmin.c
new file mode 100644
index 000000000..8742f1021
--- /dev/null
+++ b/board/shmin/shmin.c
@@ -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 */