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authorKumar Gala <galak@kernel.crashing.org>2008-01-16 09:11:53 -0600
committerKumar Gala <galak@kernel.crashing.org>2008-01-16 23:21:56 -0600
commit572b13afc42710f2957c382a710360429c0e099b (patch)
tree17a68276dce04923f26a14c35603afba54264e1a /board/stxgp3
parent45f2166ac0233a9263058378f39612bd11f61196 (diff)
85xx: convert STXGP3/STXSSA over to use new LAW init code
Signed-off-by: Kumar Gala <galak@kernel.crashing.org>
Diffstat (limited to 'board/stxgp3')
-rw-r--r--board/stxgp3/Makefile3
-rw-r--r--board/stxgp3/init.S53
-rw-r--r--board/stxgp3/law.c58
3 files changed, 59 insertions, 55 deletions
diff --git a/board/stxgp3/Makefile b/board/stxgp3/Makefile
index 7d52f8cac1..c892247f5a 100644
--- a/board/stxgp3/Makefile
+++ b/board/stxgp3/Makefile
@@ -25,9 +25,8 @@ include $(TOPDIR)/config.mk
LIB = $(obj)lib$(BOARD).a
-COBJS := $(BOARD).o flash.o
+COBJS := $(BOARD).o flash.o law.o
SOBJS := init.o
-#SOBJS :=
SRCS := $(SOBJS:.o=.S) $(COBJS:.o=.c)
OBJS := $(addprefix $(obj),$(COBJS))
diff --git a/board/stxgp3/init.S b/board/stxgp3/init.S
index f491a57ceb..9bc8dd6931 100644
--- a/board/stxgp3/init.S
+++ b/board/stxgp3/init.S
@@ -217,56 +217,3 @@ tlb1_entry:
#endif
entry_end
-
-/*
- * LAW(Local Access Window) configuration:
- *
- * 0x0000_0000 0x7fff_ffff DDR 2G
- * 0x8000_0000 0x9fff_ffff PCI1 MEM 512M
- * 0xc000_0000 0xdfff_ffff RapidIO 512M
- * 0xe000_0000 0xe000_ffff CCSR 1M
- * 0xe200_0000 0xe2ff_ffff PCI1 IO 16M
- * 0xf000_0000 0xf7ff_ffff SDRAM 128M
- * 0xfc00_0000 0xfc00_ffff Config Latch 64K
- * 0xff00_0000 0xffff_ffff FLASH (boot bank) 16M
- *
- * 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.
- */
-
-#if !defined(CONFIG_SPD_EEPROM)
-#define LAWBAR0 ((CFG_DDR_SDRAM_BASE>>12) & 0xfffff)
-#define LAWAR0 (LAWAR_EN | LAWAR_TRGT_IF_DDR | (LAWAR_SIZE & LAWAR_SIZE_128M))
-#else
-#define LAWBAR0 0
-#define LAWAR0 ((LAWAR_TRGT_IF_DDR | (LAWAR_SIZE & LAWAR_SIZE_128M)) & ~LAWAR_EN)
-#endif
-
-#define LAWBAR1 ((CFG_PCI1_MEM_BASE>>12) & 0xfffff)
-#define LAWAR1 (LAWAR_EN | LAWAR_TRGT_IF_PCIX | (LAWAR_SIZE & LAWAR_SIZE_512M))
-
-/*
- * This is not so much the SDRAM map as it is the whole localbus map.
- */
-#define LAWBAR2 ((CFG_LBC_SDRAM_BASE>>12) & 0xfffff)
-#define LAWAR2 (LAWAR_EN | LAWAR_TRGT_IF_LBC | (LAWAR_SIZE & LAWAR_SIZE_256M))
-
-#define LAWBAR3 ((CFG_PCI1_IO_BASE>>12) & 0xfffff)
-#define LAWAR3 (LAWAR_EN | LAWAR_TRGT_IF_PCIX | (LAWAR_SIZE & LAWAR_SIZE_16M))
-
-/*
- * Rapid IO at 0xc000_0000 for 512 M
- */
-#define LAWBAR4 ((CFG_RIO_MEM_BASE>>12) & 0xfffff)
-#define LAWAR4 (LAWAR_EN | LAWAR_TRGT_IF_RIO | (LAWAR_SIZE & LAWAR_SIZE_512M))
-
-
- .section .bootpg, "ax"
- .globl law_entry
-law_entry:
- entry_start
- .long 0x05
- .long LAWBAR0,LAWAR0,LAWBAR1,LAWAR1,LAWBAR2,LAWAR2,LAWBAR3,LAWAR3
- .long LAWBAR4,LAWAR4
- entry_end
diff --git a/board/stxgp3/law.c b/board/stxgp3/law.c
new file mode 100644
index 0000000000..6f215e15e4
--- /dev/null
+++ b/board/stxgp3/law.c
@@ -0,0 +1,58 @@
+/*
+ * 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
+ * 0xc000_0000 0xdfff_ffff RapidIO 512M
+ * 0xe000_0000 0xe000_ffff CCSR 1M
+ * 0xe200_0000 0xe2ff_ffff PCI1 IO 16M
+ * 0xf000_0000 0xf7ff_ffff SDRAM 128M
+ * 0xfc00_0000 0xfc00_ffff Config Latch 64K
+ * 0xff00_0000 0xffff_ffff FLASH (boot bank) 16M
+ *
+ * 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.
+ */
+
+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_PCI1_MEM_BASE, LAW_SIZE_512M, LAW_TRGT_IF_PCI),
+ /* This is not so much the SDRAM map as it is the whole localbus map. */
+ SET_LAW_ENTRY(3, CFG_LBC_SDRAM_BASE, LAW_SIZE_256M, LAW_TRGT_IF_LBC),
+ SET_LAW_ENTRY(4, CFG_PCI1_IO_PHYS, LAW_SIZE_16M, LAW_TRGT_IF_PCI),
+ SET_LAW_ENTRY(5, CFG_RIO_MEM_BASE, LAWAR_SIZE_512M, LAW_TRGT_IF_RIO),
+};
+
+int num_law_entries = ARRAY_SIZE(law_table);