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Diffstat (limited to 'arch/ppc/platforms/4xx/bubinga.h')
-rw-r--r--arch/ppc/platforms/4xx/bubinga.h64
1 files changed, 26 insertions, 38 deletions
diff --git a/arch/ppc/platforms/4xx/bubinga.h b/arch/ppc/platforms/4xx/bubinga.h
index b1df856f8e22..b5380cfaf5c0 100644
--- a/arch/ppc/platforms/4xx/bubinga.h
+++ b/arch/ppc/platforms/4xx/bubinga.h
@@ -1,52 +1,34 @@
/*
- * Support for IBM PPC 405EP evaluation board (Bubinga).
+ * arch/ppc/platforms/4xx/bubinga.h
*
- * Author: SAW (IBM), derived from walnut.h.
- * Maintained by MontaVista Software <source@mvista.com>
+ * Bubinga board definitions
+ *
+ * Copyright (c) 2005 DENX Software Engineering
+ * Stefan Roese <sr@denx.de>
+ *
+ * Based on original work by
+ * SAW (IBM)
+ * 2003 (c) MontaVista Softare Inc.
+ *
+ * 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.
*
- * 2003 (c) MontaVista Softare Inc. This file is licensed under the
- * terms of the GNU General Public License version 2. This program is
- * licensed "as is" without any warranty of any kind, whether express
- * or implied.
*/
#ifdef __KERNEL__
#ifndef __BUBINGA_H__
#define __BUBINGA_H__
-/* 405EP */
+#include <linux/config.h>
#include <platforms/4xx/ibm405ep.h>
-
-#ifndef __ASSEMBLY__
-/*
- * Data structure defining board information maintained by the boot
- * ROM on IBM's evaluation board. An effort has been made to
- * keep the field names consistent with the 8xx 'bd_t' board info
- * structures.
- */
-
-typedef struct board_info {
- unsigned char bi_s_version[4]; /* Version of this structure */
- unsigned char bi_r_version[30]; /* Version of the IBM ROM */
- unsigned int bi_memsize; /* DRAM installed, in bytes */
- unsigned char bi_enetaddr[2][6]; /* Local Ethernet MAC address */ unsigned char bi_pci_enetaddr[6]; /* PCI Ethernet MAC address */
- unsigned int bi_intfreq; /* Processor speed, in Hz */
- unsigned int bi_busfreq; /* PLB Bus speed, in Hz */
- unsigned int bi_pci_busfreq; /* PCI Bus speed, in Hz */
- unsigned int bi_opb_busfreq; /* OPB Bus speed, in Hz */
- unsigned int bi_pllouta_freq; /* PLL OUTA speed, in Hz */
-} bd_t;
-
-/* Some 4xx parts use a different timebase frequency from the internal clock.
-*/
-#define bi_tbfreq bi_intfreq
-
+#include <asm/ppcboot.h>
/* Memory map for the Bubinga board.
* Generic 4xx plus RTC.
*/
-extern void *bubinga_rtc_base;
#define BUBINGA_RTC_PADDR ((uint)0xf0000000)
#define BUBINGA_RTC_VADDR BUBINGA_RTC_PADDR
#define BUBINGA_RTC_SIZE ((uint)8*1024)
@@ -58,12 +40,18 @@ extern void *bubinga_rtc_base;
* for typical configurations at various CPU speeds.
* The base baud is calculated as (FWDA / EXT UART DIV / 16)
*/
-#define BASE_BAUD 0
+#define BASE_BAUD 0
-#define BUBINGA_FPGA_BASE 0xF0300000
+/* Flash */
+#define PPC40x_FPGA_BASE 0xF0300000
+#define PPC40x_FPGA_REG_OFFS 1 /* offset to flash map reg */
+#define PPC40x_FLASH_ONBD_N(x) (x & 0x02)
+#define PPC40x_FLASH_SRAM_SEL(x) (x & 0x01)
+#define PPC40x_FLASH_LOW 0xFFF00000
+#define PPC40x_FLASH_HIGH 0xFFF80000
+#define PPC40x_FLASH_SIZE 0x80000
-#define PPC4xx_MACHINE_NAME "IBM Bubinga"
+#define PPC4xx_MACHINE_NAME "IBM Bubinga"
-#endif /* !__ASSEMBLY__ */
#endif /* __BUBINGA_H__ */
#endif /* __KERNEL__ */