Add missing board/dave/B2/B2.c file.
authorwdenk <wdenk>
Tue, 24 Feb 2004 02:01:43 +0000 (02:01 +0000)
committerwdenk <wdenk>
Tue, 24 Feb 2004 02:01:43 +0000 (02:01 +0000)
board/dave/B2/B2.c [new file with mode: 0644]

diff --git a/board/dave/B2/B2.c b/board/dave/B2/B2.c
new file mode 100644 (file)
index 0000000..a6ab917
--- /dev/null
@@ -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);
+}