85xx: convert PM854/PM856 over to use new LAW init code

Signed-off-by: Kumar Gala <galak@kernel.crashing.org>

3 files changed, 59 insertions, 55 deletions

diff --git a/board/pm856/Makefile b/board/pm856/Makefile
index 2913650..0c8f470 100644
--- a/board/pm856/Makefile
+++ b/board/pm856/Makefile
@@ -25,9 +25,8 @@ include $(TOPDIR)/config.mk
 
 LIB	= $(obj)lib$(BOARD).a
 
-COBJS	:= $(BOARD).o
+COBJS	:= $(BOARD).o law.o
 SOBJS	:= init.o
-#SOBJS	:=
 
 SRCS	:= $(SOBJS:.o=.S) $(COBJS:.o=.c)
 OBJS	:= $(addprefix $(obj),$(COBJS))
diff --git a/board/pm856/init.S b/board/pm856/init.S
index 0a403ab..f6ea8b3 100644
--- a/board/pm856/init.S
+++ b/board/pm856/init.S
@@ -196,56 +196,3 @@ 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
- * 0xf800_0000     0xf80f_ffff     BCSR                    1M
- * 0xfc00_0000     0xffff_ffff     FLASH (boot bank)       64M
- *
- * 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_256M))
-#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/pm856/law.c b/board/pm856/law.c
new file mode 100644
index 0000000..65a4b59
--- /dev/null
+++ b/board/pm856/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
+ * 0xf800_0000     0xf80f_ffff     BCSR                    1M
+ * 0xfc00_0000     0xffff_ffff     FLASH (boot bank)       64M
+ *
+ * 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_256M, 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);