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authorKumar Gala <galak@kernel.crashing.org>2008-01-16 09:15:29 -0600
committerKumar Gala <galak@kernel.crashing.org>2008-01-16 23:21:56 -0600
commit4d3521cc79cabc61edf12c48c0ce318d4efb712f (patch)
treed9f0277cf935b625961ab7ecaf8bee10c6664e8f /board/atum8548
parent572b13afc42710f2957c382a710360429c0e099b (diff)
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/atum8548')
-rw-r--r--board/atum8548/Makefile2
-rw-r--r--board/atum8548/init.S60
-rw-r--r--board/atum8548/law.c61
3 files changed, 62 insertions, 61 deletions
diff --git a/board/atum8548/Makefile b/board/atum8548/Makefile
index e198062fb57..bf0830c874b 100644
--- a/board/atum8548/Makefile
+++ b/board/atum8548/Makefile
@@ -29,7 +29,7 @@ endif
LIB = $(obj)lib$(BOARD).a
-COBJS := $(BOARD).o
+COBJS := $(BOARD).o law.o
SOBJS := init.o
diff --git a/board/atum8548/init.S b/board/atum8548/init.S
index 654a5699078..7e161c18c6b 100644
--- a/board/atum8548/init.S
+++ b/board/atum8548/init.S
@@ -30,11 +30,6 @@
#include <config.h>
#include <mpc85xx.h>
-#define LAWAR_TRGT_PCI1 0x00000000
-#define LAWAR_TRGT_PCI2 0x00100000
-#define LAWAR_TRGT_PCIE 0x00200000
-#define LAWAR_TRGT_DDR 0x00f00000
-
/*
* TLB0 and TLB1 Entries
*
@@ -178,58 +173,3 @@ tlb1_entry:
2:
entry_end
-
-/*
- * LAW(Local Access Window) configuration:
- *
- * 0x0000_0000 0x7fff_ffff DDR 2G
- * 0x8000_0000 0x9fff_ffff PCI1 MEM 512M
- * 0xa000_0000 0xbfff_ffff PCIe MEM 512M
- * 0xc000_0000 0xdfff_ffff PCI2 MEM 512M
- * 0xe000_0000 0xe000_ffff CCSR 1M
- * 0xe200_0000 0xe10f_ffff PCI1 IO 1M
- * 0xe280_0000 0xe20f_ffff PCI2 IO 1M
- * 0xe300_0000 0xe30f_ffff PCIe IO 1M
- * 0xf800_0000 0xffff_ffff FLASH (boot bank) 128M
- *
- * Notes:
- * CCSRBAR and L2-as-SRAM don't need a configured Local Access Window.
- * If flash is 8M at default position (last 8M), no LAW needed.
- *
- * LAW 0 is reserved for boot mapping
- */
-
- .section .bootpg, "ax"
- .globl law_entry
-law_entry:
- entry_start
-
- .long (4f-3f)/8
-3:
- .long 0
- .long (LAWAR_TRGT_DDR | (LAWAR_SIZE & LAWAR_SIZE_1G)) & ~LAWAR_EN
-
- .long (CFG_PCI1_MEM_PHYS>>12) & 0xfffff
- .long LAWAR_EN | LAWAR_TRGT_PCI1 | (LAWAR_SIZE & LAWAR_SIZE_512M)
-
- .long (CFG_PCI1_IO_PHYS>>12) & 0xfffff
- .long LAWAR_EN | LAWAR_TRGT_PCI1 | (LAWAR_SIZE & LAWAR_SIZE_1M)
-
- .long (CFG_PCI2_MEM_PHYS>>12) & 0xfffff
- .long LAWAR_EN | LAWAR_TRGT_PCI2 | (LAWAR_SIZE & LAWAR_SIZE_512M)
-
- .long (CFG_PCI2_IO_PHYS>>12) & 0xfffff
- .long LAWAR_EN | LAWAR_TRGT_PCI2 | (LAWAR_SIZE & LAWAR_SIZE_1M)
-
- .long (CFG_PCIE1_MEM_PHYS>>12) & 0xfffff
- .long LAWAR_EN | LAWAR_TRGT_PCIE | (LAWAR_SIZE & LAWAR_SIZE_512M)
-
- .long (CFG_PCIE1_IO_PHYS>>12) & 0xfffff
- .long LAWAR_EN | LAWAR_TRGT_PCIE | (LAWAR_SIZE & LAWAR_SIZE_1M)
-
- /* LBC window - maps 256M 0xf0000000 -> 0xffffffff */
- .long (CFG_LBC_CACHE_BASE>>12) & 0xfffff
- .long LAWAR_EN | LAWAR_TRGT_IF_LBC | (LAWAR_SIZE & LAWAR_SIZE_256M)
-
-4:
- entry_end
diff --git a/board/atum8548/law.c b/board/atum8548/law.c
new file mode 100644
index 00000000000..3606cbb52f4
--- /dev/null
+++ b/board/atum8548/law.c
@@ -0,0 +1,61 @@
+/*
+ * 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:
+ *
+ * 0x0000_0000 0x7fff_ffff DDR 2G
+ * 0x8000_0000 0x9fff_ffff PCI1 MEM 512M
+ * 0xa000_0000 0xbfff_ffff PCIe MEM 512M
+ * 0xc000_0000 0xdfff_ffff PCI2 MEM 512M
+ * 0xe000_0000 0xe000_ffff CCSR 1M
+ * 0xe200_0000 0xe10f_ffff PCI1 IO 1M
+ * 0xe280_0000 0xe20f_ffff PCI2 IO 1M
+ * 0xe300_0000 0xe30f_ffff PCIe IO 1M
+ * 0xf800_0000 0xffff_ffff FLASH (boot bank) 128M
+ *
+ * Notes:
+ * CCSRBAR and L2-as-SRAM don't need a configured Local Access Window.
+ * If flash is 8M at default position (last 8M), no LAW needed.
+ *
+ * LAW 0 is reserved for boot mapping
+ */
+
+struct law_entry law_table[] = {
+ SET_LAW_ENTRY(2, CFG_PCI1_MEM_PHYS, LAW_SIZE_512M, LAW_TRGT_IF_PCI_1),
+ SET_LAW_ENTRY(3, CFG_PCI1_IO_PHYS, LAWAR_SIZE_1M, LAW_TRGT_IF_PCI_1),
+ SET_LAW_ENTRY(4, CFG_PCI2_MEM_PHYS, LAW_SIZE_512M, LAW_TRGT_IF_PCI_2),
+ SET_LAW_ENTRY(5, CFG_PCI2_IO_PHYS, LAW_SIZE_1M, LAW_TRGT_IF_PCI_2),
+ SET_LAW_ENTRY(6, CFG_PCIE1_MEM_PHYS, LAW_SIZE_512M, LAW_TRGT_IF_PCIE_1),
+ SET_LAW_ENTRY(7, CFG_PCIE1_IO_PHYS, LAW_SIZE_1M, LAW_TRGT_IF_PCIE_1),
+ /* LBC window - maps 256M 0xf0000000 -> 0xffffffff */
+ SET_LAW_ENTRY(8, CFG_LBC_CACHE_BASE, LAW_SIZE_256M, LAW_TRGT_IF_LBC),
+};
+
+int num_law_entries = ARRAY_SIZE(law_table);