/* * arch/ppc/platforms/chestnut.h * * Definitions for IBM 750FXGX Eval (Chestnut) * * Author: * * Based on Artesyn Katana code done by Tim Montgomery * Based on code done by Rabeeh Khoury - rabeeh@galileo.co.il * Based on code done by Mark A. Greer * * <2004> (c) MontaVista Software, 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. */ /* * This is the CPU physical memory map (windows must be at least 1MB and start * on a boundary that is a multiple of the window size): * * Seems on the IBM 750FXGX Eval board, the MV64460 Registers can be in * only 2 places per switch U17 0x14000000 or 0xf1000000 easily - chose to * implement at 0xf1000000 only at this time * * 0xfff00000-0xffffffff - 8 Flash * 0xffd00000-0xffd00004 - CPLD * 0xffc00000-0xffc0000f - UART * 0xffb00000-0xffb07fff - FRAM * 0xffa00000-0xffafffff - *** HOLE *** * 0xff900000-0xff9fffff - MV64460 Integrated SRAM * 0xfe000000-0xff8fffff - *** HOLE *** * 0xfc000000-0xfdffffff - 32bit Flash * 0xf1010000-0xfbffffff - *** HOLE *** * 0xf1000000-0xf100ffff - MV64460 Registers */ #ifndef __PPC_PLATFORMS_CHESTNUT_H__ #define __PPC_PLATFORMS_CHESTNUT_H__ #define CHESTNUT_BOOT_8BIT_BASE 0xfff00000 #define CHESTNUT_BOOT_8BIT_SIZE_ACTUAL (1024*1024) #define CHESTNUT_BOOT_SRAM_BASE 0xffe00000 #define CHESTNUT_BOOT_SRAM_SIZE_ACTUAL (1024*1024) #define CHESTNUT_CPLD_BASE 0xffd00000 #define CHESTNUT_CPLD_SIZE_ACTUAL 5 #define CHESTNUT_CPLD_REG3 (CHESTNUT_CPLD_BASE+3) #define CHESTNUT_UART_BASE 0xffc00000 #define CHESTNUT_UART_SIZE_ACTUAL 16 #define CHESTNUT_FRAM_BASE 0xffb00000 #define CHESTNUT_FRAM_SIZE_ACTUAL (32*1024) #define CHESTNUT_BRIDGE_REG_BASE 0xf1000000 #define CHESTNUT_INTERNAL_SRAM_BASE 0xff900000 #define CHESTNUT_INTERNAL_SRAM_SIZE_ACTUAL (256*1024) #define CHESTNUT_32BIT_BASE 0xfc000000 #define CHESTNUT_32BIT_SIZE (32*1024*1024) #define CHESTNUT_BOOT_8BIT_SIZE max(MV64360_WINDOW_SIZE_MIN, \ CHESTNUT_BOOT_8BIT_SIZE_ACTUAL) #define CHESTNUT_BOOT_SRAM_SIZE max(MV64360_WINDOW_SIZE_MIN, \ CHESTNUT_BOOT_SRAM_SIZE_ACTUAL) #define CHESTNUT_CPLD_SIZE max(MV64360_WINDOW_SIZE_MIN, \ CHESTNUT_CPLD_SIZE_ACTUAL) #define CHESTNUT_UART_SIZE max(MV64360_WINDOW_SIZE_MIN, \ CHESTNUT_UART_SIZE_ACTUAL) #define CHESTNUT_FRAM_SIZE max(MV64360_WINDOW_SIZE_MIN, \ CHESTNUT_FRAM_SIZE_ACTUAL) #define CHESTNUT_INTERNAL_SRAM_SIZE max(MV64360_WINDOW_SIZE_MIN, \ CHESTNUT_INTERNAL_SRAM_SIZE_ACTUAL) #define CHESTNUT_BUS_SPEED 200000000 #define CHESTNUT_PIBS_DATABASE 0xf0000 /* from PIBS src code */ #define MV64360_ETH_PORT_SERIAL_CONTROL_REG_PORT0 0x243c #define MV64360_ETH_PORT_SERIAL_CONTROL_REG_PORT1 0x283c /* * PCI windows */ #define CHESTNUT_PCI0_MEM_PROC_ADDR 0x80000000 #define CHESTNUT_PCI0_MEM_PCI_HI_ADDR 0x00000000 #define CHESTNUT_PCI0_MEM_PCI_LO_ADDR 0x80000000 #define CHESTNUT_PCI0_MEM_SIZE 0x10000000 #define CHESTNUT_PCI0_IO_PROC_ADDR 0xa0000000 #define CHESTNUT_PCI0_IO_PCI_ADDR 0x00000000 #define CHESTNUT_PCI0_IO_SIZE 0x01000000 /* * Board-specific IRQ info */ #define CHESTNUT_PCI_SLOT0_IRQ 64+31 #define CHESTNUT_PCI_SLOT1_IRQ 64+30 #define CHESTNUT_PCI_SLOT2_IRQ 64+29 #define CHESTNUT_PCI_SLOT3_IRQ 64+28 /* serial port definitions */ #define CHESTNUT_UART0_IO_BASE CHESTNUT_UART_BASE+8 #define CHESTNUT_UART1_IO_BASE CHESTNUT_UART_BASE #define UART0_INT 64+25 #define UART1_INT 64+26 #ifdef CONFIG_SERIAL_MANY_PORTS #define RS_TABLE_SIZE 64 #else #define RS_TABLE_SIZE 2 #endif /* Rate for the 3.6864 Mhz clock for the onboard serial chip */ #define BASE_BAUD ( 3686400 / 16 ) #ifdef CONFIG_SERIAL_DETECT_IRQ #define STD_COM_FLAGS (ASYNC_BOOT_AUTOCONF|ASYNC_SKIP_TEST|ASYNC_AUTO_IRQ) #else #define STD_COM_FLAGS (ASYNC_BOOT_AUTOCONF|ASYNC_SKIP_TEST) #endif #define STD_UART_OP(num) \ { 0, BASE_BAUD, 0, UART##num##_INT, STD_COM_FLAGS, \ iomem_base: (u8 *)CHESTNUT_UART##num##_IO_BASE, \ io_type: SERIAL_IO_MEM}, #define SERIAL_PORT_DFNS \ STD_UART_OP(0) \ STD_UART_OP(1) #endif /* __PPC_PLATFORMS_CHESTNUT_H__ */