linux/arch/ppc/platforms/4xx/ebony.h

92 lines
2.6 KiB
C
Raw Normal View History

/*
* arch/ppc/platforms/ebony.h
*
* Ebony board definitions
*
* Matt Porter <mporter@mvista.com>
*
* Copyright 2002 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_EBONY_H__
#define __ASM_EBONY_H__
#include <linux/config.h>
#include <platforms/4xx/ibm440gp.h>
/* F/W TLB mapping used in bootloader glue to reset EMAC */
#define PPC44x_EMAC0_MR0 0xE0000800
/* Where to find the MAC info */
#define EBONY_OPENBIOS_MAC_BASE 0xfffffe0c
#define EBONY_OPENBIOS_MAC_OFFSET 0x0c
/* Default clock rates for Rev. B and Rev. C silicon */
#define EBONY_440GP_RB_SYSCLK 33000000
#define EBONY_440GP_RC_SYSCLK 400000000
/* RTC/NVRAM location */
#define EBONY_RTC_ADDR 0x0000000148000000ULL
#define EBONY_RTC_SIZE 0x2000
/* Flash */
#define EBONY_FPGA_ADDR 0x0000000148300000ULL
#define EBONY_BOOT_SMALL_FLASH(x) (x & 0x20)
#define EBONY_ONBRD_FLASH_EN(x) (x & 0x02)
#define EBONY_FLASH_SEL(x) (x & 0x01)
#define EBONY_SMALL_FLASH_LOW1 0x00000001ff800000ULL
#define EBONY_SMALL_FLASH_LOW2 0x00000001ff880000ULL
#define EBONY_SMALL_FLASH_HIGH1 0x00000001fff00000ULL
#define EBONY_SMALL_FLASH_HIGH2 0x00000001fff80000ULL
#define EBONY_SMALL_FLASH_SIZE 0x80000
#define EBONY_LARGE_FLASH_LOW 0x00000001ff800000ULL
#define EBONY_LARGE_FLASH_HIGH 0x00000001ffc00000ULL
#define EBONY_LARGE_FLASH_SIZE 0x400000
#define EBONY_SMALL_FLASH_BASE 0x00000001fff80000ULL
#define EBONY_LARGE_FLASH_BASE 0x00000001ff800000ULL
/*
* Serial port defines
*/
/* OpenBIOS defined UART mappings, used before early_serial_setup */
#define UART0_IO_BASE 0xE0000200
#define UART1_IO_BASE 0xE0000300
/* external Epson SG-615P */
#define BASE_BAUD 691200
#define STD_UART_OP(num) \
{ 0, BASE_BAUD, 0, UART##num##_INT, \
(ASYNC_BOOT_AUTOCONF | ASYNC_SKIP_TEST), \
iomem_base: UART##num##_IO_BASE, \
io_type: SERIAL_IO_MEM},
#define SERIAL_PORT_DFNS \
STD_UART_OP(0) \
STD_UART_OP(1)
/* PCI support */
#define EBONY_PCI_LOWER_IO 0x00000000
#define EBONY_PCI_UPPER_IO 0x0000ffff
#define EBONY_PCI_LOWER_MEM 0x80002000
#define EBONY_PCI_UPPER_MEM 0xffffefff
#define EBONY_PCI_CFGREGS_BASE 0x000000020ec00000
#define EBONY_PCI_CFGA_PLB32 0x0ec00000
#define EBONY_PCI_CFGD_PLB32 0x0ec00004
#define EBONY_PCI_IO_BASE 0x0000000208000000ULL
#define EBONY_PCI_IO_SIZE 0x00010000
#define EBONY_PCI_MEM_OFFSET 0x00000000
#endif /* __ASM_EBONY_H__ */
#endif /* __KERNEL__ */