summaryrefslogtreecommitdiff
path: root/board/mpc8540eval/law.c
diff options
context:
space:
mode:
authorKumar Gala <galak@kernel.crashing.org>2008-01-16 15:15:29 (GMT)
committerKumar Gala <galak@kernel.crashing.org>2008-01-17 05:21:56 (GMT)
commit4d3521cc79cabc61edf12c48c0ce318d4efb712f (patch)
treed9f0277cf935b625961ab7ecaf8bee10c6664e8f /board/mpc8540eval/law.c
parent572b13afc42710f2957c382a710360429c0e099b (diff)
downloadu-boot-fsl-qoriq-4d3521cc79cabc61edf12c48c0ce318d4efb712f.tar.xz
85xx: convert remaining 85xx boards over to use new LAW init code
Converted ATUM8548, MPC8568 MDS, MPC8540 EVAL, and TQM85xx boards over to use new LAW init code. Signed-off-by: Kumar Gala <galak@kernel.crashing.org>
Diffstat (limited to 'board/mpc8540eval/law.c')
-rw-r--r--board/mpc8540eval/law.c54
1 files changed, 54 insertions, 0 deletions
diff --git a/board/mpc8540eval/law.c b/board/mpc8540eval/law.c
new file mode 100644
index 0000000..4d603f0
--- /dev/null
+++ b/board/mpc8540eval/law.c
@@ -0,0 +1,54 @@
+/*
+ * Copyright 2008 Freescale Semiconductor, Inc.
+ *
+ * (C) Copyright 2000
+ * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
+ *
+ * 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/fsl_law.h>
+#include <asm/mmu.h>
+
+/* LAW(Local Access Window) configuration:
+ * 0000_0000-0800_0000: DDR(128M) -or- larger
+ * f000_0000-f3ff_ffff: PCI(256M)
+ * f400_0000-f7ff_ffff: RapidIO(128M)
+ * f800_0000-ffff_ffff: localbus(128M)
+ * f800_0000-fbff_ffff: LBC SDRAM(64M)
+ * fc00_0000-fdef_ffff: LBC BCSR,RTC,etc(31M)
+ * fdf0_0000-fdff_ffff: CCSRBAR(1M)
+ * fe00_0000-ffff_ffff: Flash(32M)
+ * Note: CCSRBAR and L2-as-SRAM don't need configure Local Access
+ * Window.
+ * Note: If flash is 8M at default position(last 8M),no LAW needed.
+ */
+
+struct law_entry law_table[] = {
+#ifndef CONFIG_SPD_EEPROM
+ SET_LAW_ENTRY(1, CFG_DDR_SDRAM_BASE, LAW_SIZE_128M, LAW_TRGT_IF_DDR),
+#endif
+ SET_LAW_ENTRY(2, CFG_PCI_MEM_BASE, LAW_SIZE_256M, LAW_TRGT_IF_PCI),
+#ifndef CONFIG_RAM_AS_FLASH
+ SET_LAW_ENTRY(3, CFG_LBC_SDRAM_BASE, LAW_SIZE_128M, LAW_TRGT_IF_LBC),
+#endif
+};
+
+int num_law_entries = ARRAY_SIZE(law_table);