Add support for SBC8641D. Board files.
Add support for Wind River's SBC8641D reference board.
Signed-off by: Joe Hamman <joe.hamman@embeddedspecialties.com>
Acked-by: Wolfgang Denk <wd@denx.de>
Acked-by: Jon Loeliger <jdl@freescale.com>
diff --git a/board/sbc8641d/init.S b/board/sbc8641d/init.S
new file mode 100644
index 0000000..c151d7e
--- /dev/null
+++ b/board/sbc8641d/init.S
@@ -0,0 +1,192 @@
+/*
+ * Copyright 2007 Wind River Systemes, Inc. <www.windriver.com>
+ * Copyright 2007 Embedded Specialties, Inc.
+ * Joe Hamman joe.hamman@embeddedspecialties.com
+ *
+ * Copyright 2004 Freescale Semiconductor.
+ * Jeff Brown
+ * Srikanth Srinivasan (srikanth.srinivasan@freescale.com)
+ *
+ * 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 <ppc_asm.tmpl>
+#include <ppc_defs.h>
+#include <asm/cache.h>
+#include <asm/mmu.h>
+#include <config.h>
+#include <mpc86xx.h>
+
+/*
+ * LAW(Local Access Window) configuration:
+ *
+ * 0x0000_0000 0x0fff_ffff DDR1 256M
+ * 0x1000_0000 0x1fff_ffff DDR2 256M
+ * 0xe000_0000 0xffff_ffff LBC 512M
+ *
+ * Notes:
+ * CCSRBAR doesn't need a configured Local Access Window.
+ * If flash is 8M at default position (last 8M), no LAW needed.
+ */
+
+# DDR Bank 1
+# #define LAWBAR1 ((CFG_DDR_SDRAM_BASE>>12) & 0xffffff)
+# #define LAWAR1 (LAWAR_EN | LAWAR_TRGT_IF_DDR1 | (LAWAR_SIZE & LAWAR_SIZE_256M))
+
+# DDR Bank 2
+# #define LAWBAR2 ((CFG_DDR_SDRAM_BASE2>>12) & 0xffffff)
+# #define LAWAR2 (LAWAR_EN | LAWAR_TRGT_IF_DDR2 | (LAWAR_SIZE & LAWAR_SIZE_256M))
+
+# LBC
+# #define LAWBAR3 ((0xe0000000>>12) & 0xffffff)
+# #define LAWAR3 (LAWAR_EN & (LAWAR_TRGT_IF_LBC | (LAWAR_SIZE & LAWAR_SIZE_512M)))
+
+/*
+ * LAW (Local Access Window) configuration:
+ *
+ * 0x0000_0000 DDR 256M
+ * 0x1000_0000 DDR2 256M
+ * 0x8000_0000 PCI1 MEM 512M
+ * 0xa000_0000 PCI2 MEM 512M
+ * 0xc000_0000 RapidIO 512M
+ * 0xe200_0000 PCI1 IO 16M
+ * 0xe300_0000 PCI2 IO 16M
+ * 0xf800_0000 CCSRBAR 2M
+ * 0xfe00_0000 FLASH (boot bank) 32M
+ *
+ */
+
+#define LAWBAR1 ((CFG_DDR_SDRAM_BASE>>12) & 0xffffff)
+#define LAWAR1 (LAWAR_EN | LAWAR_TRGT_IF_DDR1 | (LAWAR_SIZE & LAWAR_SIZE_256M))
+
+#define LAWBAR2 ((CFG_PCI1_MEM_BASE>>12) & 0xffffff)
+#define LAWAR2 (LAWAR_EN | LAWAR_TRGT_IF_PCI1 | (LAWAR_SIZE & LAWAR_SIZE_512M))
+
+#define LAWBAR3 ((CFG_PCI2_MEM_BASE>>12) & 0xffffff)
+#define LAWAR3 (~LAWAR_EN & (LAWAR_TRGT_IF_PCI2 | (LAWAR_SIZE & LAWAR_SIZE_512M)))
+
+#define LAWBAR4 ((0xf8000000>>12) & 0xffffff)
+#define LAWAR4 (LAWAR_EN | LAWAR_TRGT_IF_LBC | (LAWAR_SIZE & LAWAR_SIZE_2M))
+
+#define LAWBAR5 ((CFG_PCI1_IO_BASE>>12) & 0xffffff)
+#define LAWAR5 (LAWAR_EN | LAWAR_TRGT_IF_PCI1 | (LAWAR_SIZE & LAWAR_SIZE_16M))
+
+#define LAWBAR6 ((CFG_PCI2_IO_BASE>>12) & 0xffffff)
+#define LAWAR6 (~LAWAR_EN &( LAWAR_TRGT_IF_PCI2 | (LAWAR_SIZE & LAWAR_SIZE_16M)))
+
+#define LAWBAR7 ((0xfe000000 >>12) & 0xffffff)
+#define LAWAR7 (LAWAR_EN | LAWAR_TRGT_IF_LBC | (LAWAR_SIZE & LAWAR_SIZE_32M))
+
+#define LAWBAR8 ((CFG_DDR_SDRAM_BASE2>>12) & 0xffffff)
+#define LAWAR8 (LAWAR_EN | LAWAR_TRGT_IF_DDR2 | (LAWAR_SIZE & LAWAR_SIZE_256M))
+
+#define LAWBAR9 ((CFG_RIO_MEM_BASE>>12) & 0xfffff)
+#define LAWAR9 (LAWAR_EN | LAWAR_TRGT_IF_RIO | (LAWAR_SIZE & LAWAR_SIZE_512M))
+
+ .section .bootpg, "ax"
+ .globl law_entry
+law_entry:
+ lis r7,CFG_CCSRBAR@h
+ ori r7,r7,CFG_CCSRBAR@l
+
+ addi r4,r7,0
+ addi r5,r7,0
+
+ /* Skip LAWAR0, start at LAWAR1 */
+ lis r6,LAWBAR1@h
+ ori r6,r6,LAWBAR1@l
+ stwu r6, 0xc28(r4)
+
+ lis r6,LAWAR1@h
+ ori r6,r6,LAWAR1@l
+ stwu r6, 0xc30(r5)
+
+ /* LAWBAR2, LAWAR2 */
+ lis r6,LAWBAR2@h
+ ori r6,r6,LAWBAR2@l
+ stwu r6, 0x20(r4)
+
+ lis r6,LAWAR2@h
+ ori r6,r6,LAWAR2@l
+ stwu r6, 0x20(r5)
+
+ /* LAWBAR3, LAWAR3 */
+ lis r6,LAWBAR3@h
+ ori r6,r6,LAWBAR3@l
+ stwu r6, 0x20(r4)
+
+ lis r6,LAWAR3@h
+ ori r6,r6,LAWAR3@l
+ stwu r6, 0x20(r5)
+
+ /* LAWBAR4, LAWAR4 */
+ lis r6,LAWBAR4@h
+ ori r6,r6,LAWBAR4@l
+ stwu r6, 0x20(r4)
+
+ lis r6,LAWAR4@h
+ ori r6,r6,LAWAR4@l
+ stwu r6, 0x20(r5)
+
+ /* LAWBAR5, LAWAR5 */
+ lis r6,LAWBAR5@h
+ ori r6,r6,LAWBAR5@l
+ stwu r6, 0x20(r4)
+
+ lis r6,LAWAR5@h
+ ori r6,r6,LAWAR5@l
+ stwu r6, 0x20(r5)
+
+ /* LAWBAR6, LAWAR6 */
+ lis r6,LAWBAR6@h
+ ori r6,r6,LAWBAR6@l
+ stwu r6, 0x20(r4)
+
+ lis r6,LAWAR6@h
+ ori r6,r6,LAWAR6@l
+ stwu r6, 0x20(r5)
+
+ /* LAWBAR7, LAWAR7 */
+ lis r6,LAWBAR7@h
+ ori r6,r6,LAWBAR7@l
+ stwu r6, 0x20(r4)
+
+ lis r6,LAWAR7@h
+ ori r6,r6,LAWAR7@l
+ stwu r6, 0x20(r5)
+
+ /* LAWBAR8, LAWAR8 */
+ lis r6,LAWBAR8@h
+ ori r6,r6,LAWBAR8@l
+ stwu r6, 0x20(r4)
+
+ lis r6,LAWAR8@h
+ ori r6,r6,LAWAR8@l
+ stwu r6, 0x20(r5)
+
+ /* LAWBAR9, LAWAR9 */
+ lis r6,LAWBAR9@h
+ ori r6,r6,LAWBAR9@l
+ stwu r6, 0x20(r4)
+
+ lis r6,LAWAR9@h
+ ori r6,r6,LAWAR9@l
+ stwu r6, 0x20(r5)
+
+ blr