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authorwdenk <wdenk>2004-02-24 02:01:43 +0000
committerwdenk <wdenk>2004-02-24 02:01:43 +0000
commit5cfbab3d822cb690be6d4f1793aab0cea761134c (patch)
tree62f6c0b54e55edda1fc546ff9c8217a768c21117
parentcbd8a35c6dbaaca35494cbec319960887ad02dcf (diff)
downloadu-boot-linaro-stable-5cfbab3d822cb690be6d4f1793aab0cea761134c.tar.gz
Add missing board/dave/B2/B2.c file.LABEL_2004_02_24_0305
-rw-r--r--board/dave/B2/B2.c128
1 files changed, 128 insertions, 0 deletions
diff --git a/board/dave/B2/B2.c b/board/dave/B2/B2.c
new file mode 100644
index 000000000..a6ab91791
--- /dev/null
+++ b/board/dave/B2/B2.c
@@ -0,0 +1,128 @@
+/*
+ * (C) Copyright 2004
+ * DAVE Srl
+ * http://www.dave-tech.it
+ * http://www.wawnet.biz
+ * mailto:info@wawnet.biz
+ *
+ * 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/hardware.h>
+
+/*
+ * Miscelaneous platform dependent initialization
+ */
+
+int board_init (void)
+{
+ DECLARE_GLOBAL_DATA_PTR;
+ u32 temp;
+
+ /* Configuration Port Control Register*/
+ /* Port A */
+ PCONA = 0x3ff;
+
+ /* Port B */
+ PCONB = 0xff;
+ PDATB = 0xFFFF;
+
+ /* Port C */
+ /*
+ PCONC = 0xff55ff15;
+ PDATC = 0x0;
+ PUPC = 0xffff;
+ */
+
+ /* Port D */
+ /*
+ PCOND = 0xaaaa;
+ PUPD = 0xff;
+ */
+
+ /* Port E */
+ PCONE = 0x0001aaa9;
+ PDATE = 0x0;
+ PUPE = 0xff;
+
+ /* Port F */
+ PCONF = 0x124955;
+ PDATF = 0xff; /* B2-eth_reset tied high level */
+ /*
+ PUPF = 0x1e3;
+ */
+
+ /* Port G */
+ PUPG = 0x1;
+ PCONG = 0x3; /*PG0= EINT0= ETH_INT prepared for linux kernel*/
+
+ INTMSK = 0x03fffeff;
+ INTCON = 0x05;
+
+ /*
+ Configure chip ethernet interrupt as High level
+ Port G EINT 0-7 EINT0 -> CHIP ETHERNET
+ */
+ temp = EXTINT;
+ temp &= ~0x7;
+ temp |= 0x1; /*LEVEL_HIGH*/
+ EXTINT = temp;
+
+ /*
+ Reset SMSC LAN91C96 chip
+ */
+ temp= PCONF;
+ temp |= 0x00000040;
+ PCONF = temp;
+
+ /* Reset high */
+ temp = PDATF;
+ temp |= (1 << 3);
+ PDATF = temp;
+
+ /* Short delay */
+ for (temp=0;temp<10;temp++)
+ {
+ /* NOP */
+ }
+
+ /* Reset low */
+ temp = PDATF;
+ temp &= ~(1 << 3);
+ PDATF = temp;
+
+ /* arch number MACH_TYPE_MBA44B0 */
+ gd->bd->bi_arch_number = 178;
+
+ /* location of boot parameters */
+ gd->bd->bi_boot_params = 0x0c000100;
+
+ return 0;
+}
+
+int dram_init (void)
+{
+ DECLARE_GLOBAL_DATA_PTR;
+
+ gd->bd->bi_dram[0].start = PHYS_SDRAM_1;
+ gd->bd->bi_dram[0].size = PHYS_SDRAM_1_SIZE;
+
+ return (0);
+}