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/*
* arch/ppc/platforms/4xx/walnut.h
*
* Walnut board definitions
*
* Copyright (c) 2005 DENX Software Engineering
* Stefan Roese <sr@denx.de>
*
* Based on original work by
* Copyright (c) 1999 Grant Erickson <grant@lcse.umn.edu>
* Frank Rowand <frank_rowand@mvista.com>
* Debbie Chu <debbie_chu@mvista.com>
* 2000 (c) MontaVista, Software, 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.
*
*/
#ifdef __KERNEL__
#ifndef __ASM_WALNUT_H__
#define __ASM_WALNUT_H__
#include <linux/config.h>
#include <platforms/4xx/ibm405gp.h>
#include <asm/ppcboot.h>
/* Memory map for the IBM "Walnut" 405GP evaluation board.
* Generic 4xx plus RTC.
*/
#define WALNUT_RTC_PADDR ((uint)0xf0000000)
#define WALNUT_RTC_VADDR WALNUT_RTC_PADDR
#define WALNUT_RTC_SIZE ((uint)8*1024)
#define BASE_BAUD 691200
#define WALNUT_PS2_BASE 0xF0100000
/* Flash */
#define PPC40x_FPGA_BASE 0xF0300000
#define PPC40x_FPGA_REG_OFFS 5 /* 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 WALNUT_FPGA_BASE PPC40x_FPGA_BASE
#define PPC4xx_MACHINE_NAME "IBM Walnut"
#endif /* __ASM_WALNUT_H__ */
#endif /* __KERNEL__ */
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