1/* linux/drivers/ide/arm/bast-ide.c 2 * 3 * Copyright (c) 2003-2004 Simtec Electronics 4 * Ben Dooks <ben@simtec.co.uk> 5 * 6 * This program is free software; you can redistribute it and/or modify 7 * it under the terms of the GNU General Public License version 2 as 8 * published by the Free Software Foundation. 9 * 10*/ 11 12#include <linux/module.h> 13#include <linux/errno.h> 14#include <linux/ide.h> 15#include <linux/init.h> 16 17#include <asm/mach-types.h> 18 19#include <asm/io.h> 20#include <asm/irq.h> 21#include <asm/arch/map.h> 22#include <asm/arch/bast-map.h> 23#include <asm/arch/bast-irq.h> 24 25/* list of registered interfaces */ 26static ide_hwif_t *ifs[2]; 27 28static int __init 29bastide_register(unsigned int base, unsigned int aux, int irq, 30 ide_hwif_t **hwif) 31{ 32 hw_regs_t hw; 33 int i; 34 35 memset(&hw, 0, sizeof(hw)); 36 37 base += BAST_IDE_CS; 38 aux += BAST_IDE_CS; 39 40 for (i = IDE_DATA_OFFSET; i <= IDE_STATUS_OFFSET; i++) { 41 hw.io_ports[i] = (unsigned long)base; 42 base += 0x20; 43 } 44 45 hw.io_ports[IDE_CONTROL_OFFSET] = aux + (6 * 0x20); 46 hw.irq = irq; 47 48 ide_register_hw(&hw, 0, hwif); 49 50 return 0; 51} 52 53static int __init bastide_init(void) 54{ 55 /* we can treat the VR1000 and the BAST the same */ 56 57 if (!(machine_is_bast() || machine_is_vr1000())) 58 return 0; 59 60 printk("BAST: IDE driver, (c) 2003-2004 Simtec Electronics\n"); 61 62 bastide_register(BAST_VA_IDEPRI, BAST_VA_IDEPRIAUX, IRQ_IDE0, &ifs[0]); 63 bastide_register(BAST_VA_IDESEC, BAST_VA_IDESECAUX, IRQ_IDE1, &ifs[1]); 64 return 0; 65} 66 67module_init(bastide_init); 68 69MODULE_AUTHOR("Ben Dooks <ben@simtec.co.uk>"); 70MODULE_LICENSE("GPL"); 71MODULE_DESCRIPTION("Simtec BAST / Thorcom VR1000 IDE driver"); 72