diff options
Diffstat (limited to 'arch/ppc/platforms/4xx/ebony.h')
| -rw-r--r-- | arch/ppc/platforms/4xx/ebony.h | 91 |
1 files changed, 91 insertions, 0 deletions
diff --git a/arch/ppc/platforms/4xx/ebony.h b/arch/ppc/platforms/4xx/ebony.h new file mode 100644 index 000000000000..47c391c9174d --- /dev/null +++ b/arch/ppc/platforms/4xx/ebony.h @@ -0,0 +1,91 @@ +/* + * 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__ */ |