| /* |
| * arch/ppc/platforms/mcpn765.h |
| * |
| * Definitions for Motorola MCG MCPN765 cPCI Board. |
| * |
| * Author: Mark A. Greer |
| * mgreer@mvista.com |
| * |
| * 2001-2004 (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. |
| */ |
| |
| /* |
| * From Processor to PCI: |
| * PCI Mem Space: 0x80000000 - 0xc0000000 -> 0x80000000 - 0xc0000000 (1 GB) |
| * PCI I/O Space: 0xfd800000 - 0xfe000000 -> 0x00000000 - 0x00800000 (8 MB) |
| * Note: Must skip 0xfe000000-0xfe400000 for CONFIG_HIGHMEM/PKMAP area |
| * MPIC in PCI Mem Space: 0xfe800000 - 0xfe830000 (not all used by MPIC) |
| * |
| * From PCI to Processor: |
| * System Memory: 0x00000000 -> 0x00000000 |
| */ |
| |
| #ifndef __PPC_PLATFORMS_MCPN765_H |
| #define __PPC_PLATFORMS_MCPN765_H |
| #include <linux/config.h> |
| |
| /* PCI Memory space mapping info */ |
| #define MCPN765_PCI_MEM_SIZE 0x40000000U |
| #define MCPN765_PROC_PCI_MEM_START 0x80000000U |
| #define MCPN765_PROC_PCI_MEM_END (MCPN765_PROC_PCI_MEM_START + \ |
| MCPN765_PCI_MEM_SIZE - 1) |
| #define MCPN765_PCI_MEM_START 0x80000000U |
| #define MCPN765_PCI_MEM_END (MCPN765_PCI_MEM_START + \ |
| MCPN765_PCI_MEM_SIZE - 1) |
| |
| /* PCI I/O space mapping info */ |
| #define MCPN765_PCI_IO_SIZE 0x00800000U |
| #define MCPN765_PROC_PCI_IO_START 0xfd800000U |
| #define MCPN765_PROC_PCI_IO_END (MCPN765_PROC_PCI_IO_START + \ |
| MCPN765_PCI_IO_SIZE - 1) |
| #define MCPN765_PCI_IO_START 0x00000000U |
| #define MCPN765_PCI_IO_END (MCPN765_PCI_IO_START + \ |
| MCPN765_PCI_IO_SIZE - 1) |
| |
| /* System memory mapping info */ |
| #define MCPN765_PCI_DRAM_OFFSET 0x00000000U |
| #define MCPN765_PCI_PHY_MEM_OFFSET 0x00000000U |
| |
| #define MCPN765_ISA_MEM_BASE 0x00000000U |
| #define MCPN765_ISA_IO_BASE MCPN765_PROC_PCI_IO_START |
| |
| /* Define base addresses for important sets of registers */ |
| #define MCPN765_HAWK_MPIC_BASE 0xfe800000U |
| #define MCPN765_HAWK_SMC_BASE 0xfef80000U |
| #define MCPN765_HAWK_PPC_REG_BASE 0xfeff0000U |
| |
| /* Define MCPN765 board register addresses. */ |
| #define MCPN765_BOARD_STATUS_REG 0xfef88080U |
| #define MCPN765_BOARD_MODFAIL_REG 0xfef88090U |
| #define MCPN765_BOARD_MODRST_REG 0xfef880a0U |
| #define MCPN765_BOARD_TBEN_REG 0xfef880c0U |
| #define MCPN765_BOARD_GEOGRAPHICAL_REG 0xfef880e8U |
| #define MCPN765_BOARD_EXT_FEATURE_REG 0xfef880f0U |
| #define MCPN765_BOARD_LAST_RESET_REG 0xfef880f8U |
| |
| /* Defines for UART */ |
| |
| /* Define the UART base addresses */ |
| #define MCPN765_SERIAL_1 0xfef88000 |
| #define MCPN765_SERIAL_2 0xfef88200 |
| #define MCPN765_SERIAL_3 0xfef88400 |
| #define MCPN765_SERIAL_4 0xfef88600 |
| |
| #ifdef CONFIG_SERIAL_MANY_PORTS |
| #define RS_TABLE_SIZE 64 |
| #else |
| #define RS_TABLE_SIZE 4 |
| #endif |
| |
| /* Rate for the 1.8432 Mhz clock for the onboard serial chip */ |
| #define BASE_BAUD ( 1843200 / 16 ) |
| #define UART_CLK 1843200 |
| |
| #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 |
| |
| /* All UART IRQ's are wire-OR'd to IRQ 17 */ |
| #define STD_SERIAL_PORT_DFNS \ |
| { 0, BASE_BAUD, MCPN765_SERIAL_1, 17, STD_COM_FLAGS, /* ttyS0 */\ |
| iomem_base: (u8 *)MCPN765_SERIAL_1, \ |
| iomem_reg_shift: 4, \ |
| io_type: SERIAL_IO_MEM }, \ |
| { 0, BASE_BAUD, MCPN765_SERIAL_2, 17, STD_COM_FLAGS, /* ttyS1 */\ |
| iomem_base: (u8 *)MCPN765_SERIAL_2, \ |
| iomem_reg_shift: 4, \ |
| io_type: SERIAL_IO_MEM }, \ |
| { 0, BASE_BAUD, MCPN765_SERIAL_3, 17, STD_COM_FLAGS, /* ttyS2 */\ |
| iomem_base: (u8 *)MCPN765_SERIAL_3, \ |
| iomem_reg_shift: 4, \ |
| io_type: SERIAL_IO_MEM }, \ |
| { 0, BASE_BAUD, MCPN765_SERIAL_4, 17, STD_COM_FLAGS, /* ttyS3 */\ |
| iomem_base: (u8 *)MCPN765_SERIAL_4, \ |
| iomem_reg_shift: 4, \ |
| io_type: SERIAL_IO_MEM }, |
| |
| #define SERIAL_PORT_DFNS \ |
| STD_SERIAL_PORT_DFNS |
| |
| /* Define the NVRAM/RTC address strobe & data registers */ |
| #define MCPN765_PHYS_NVRAM_AS0 0xfef880c8U |
| #define MCPN765_PHYS_NVRAM_AS1 0xfef880d0U |
| #define MCPN765_PHYS_NVRAM_DATA 0xfef880d8U |
| |
| extern void mcpn765_find_bridges(void); |
| |
| #endif /* __PPC_PLATFORMS_MCPN765_H */ |