1/* 2 * Walnut board definitions 3 * 4 * Copyright (c) 2005 DENX Software Engineering 5 * Stefan Roese <sr@denx.de> 6 * 7 * Based on original work by 8 * Copyright (c) 1999 Grant Erickson <grant@lcse.umn.edu> 9 * Frank Rowand <frank_rowand@mvista.com> 10 * Debbie Chu <debbie_chu@mvista.com> 11 * 2000 (c) MontaVista, Software, Inc. 12 * 13 * This program is free software; you can redistribute it and/or modify it 14 * under the terms of the GNU General Public License as published by the 15 * Free Software Foundation; either version 2 of the License, or (at your 16 * option) any later version. 17 * 18 */ 19 20#ifdef __KERNEL__ 21#ifndef __ASM_WALNUT_H__ 22#define __ASM_WALNUT_H__ 23 24#include <platforms/4xx/ibm405gp.h> 25#include <asm/ppcboot.h> 26 27/* Memory map for the IBM "Walnut" 405GP evaluation board. 28 * Generic 4xx plus RTC. 29 */ 30 31#define WALNUT_RTC_PADDR ((uint)0xf0000000) 32#define WALNUT_RTC_VADDR WALNUT_RTC_PADDR 33#define WALNUT_RTC_SIZE ((uint)8*1024) 34 35#define BASE_BAUD 691200 36 37#define WALNUT_PS2_BASE 0xF0100000 38 39/* Flash */ 40#define PPC40x_FPGA_BASE 0xF0300000 41#define PPC40x_FPGA_REG_OFFS 5 /* offset to flash map reg */ 42#define PPC40x_FLASH_ONBD_N(x) (x & 0x02) 43#define PPC40x_FLASH_SRAM_SEL(x) (x & 0x01) 44#define PPC40x_FLASH_LOW 0xFFF00000 45#define PPC40x_FLASH_HIGH 0xFFF80000 46#define PPC40x_FLASH_SIZE 0x80000 47#define WALNUT_FPGA_BASE PPC40x_FPGA_BASE 48 49#define PPC4xx_MACHINE_NAME "IBM Walnut" 50 51#endif /* __ASM_WALNUT_H__ */ 52#endif /* __KERNEL__ */ 53