1 // SPDX-License-Identifier: GPL-2.0 2 /* 3 * linux/arch/sh/boards/lbox/setup.c 4 * 5 * Copyright (C) 2007 Nobuhiro Iwamatsu 6 * 7 * NTT COMWARE L-BOX RE2 Support 8 */ 9 10 #include <linux/init.h> 11 #include <linux/platform_device.h> 12 #include <linux/ata_platform.h> 13 #include <asm/machvec.h> 14 #include <asm/addrspace.h> 15 #include <mach/lboxre2.h> 16 #include <asm/io.h> 17 18 static struct resource cf_ide_resources[] = { 19 [0] = { 20 .start = 0x1f0, 21 .end = 0x1f0 + 8 , 22 .flags = IORESOURCE_IO, 23 }, 24 [1] = { 25 .start = 0x1f0 + 0x206, 26 .end = 0x1f0 +8 + 0x206 + 8, 27 .flags = IORESOURCE_IO, 28 }, 29 [2] = { 30 .start = IRQ_CF0, 31 .flags = IORESOURCE_IRQ, 32 }, 33 }; 34 35 static struct platform_device cf_ide_device = { 36 .name = "pata_platform", 37 .id = -1, 38 .num_resources = ARRAY_SIZE(cf_ide_resources), 39 .resource = cf_ide_resources, 40 }; 41 42 static struct platform_device *lboxre2_devices[] __initdata = { 43 &cf_ide_device, 44 }; 45 46 static int __init lboxre2_devices_setup(void) 47 { 48 u32 cf0_io_base; /* Boot CF base address */ 49 pgprot_t prot; 50 unsigned long paddrbase, psize; 51 52 /* open I/O area window */ 53 paddrbase = virt_to_phys((void*)PA_AREA5_IO); 54 psize = PAGE_SIZE; 55 prot = PAGE_KERNEL_PCC(1, _PAGE_PCC_IO16); 56 cf0_io_base = (u32)ioremap_prot(paddrbase, psize, pgprot_val(prot)); 57 if (!cf0_io_base) { 58 printk(KERN_ERR "%s : can't open CF I/O window!\n" , __func__ ); 59 return -ENOMEM; 60 } 61 62 cf_ide_resources[0].start += cf0_io_base ; 63 cf_ide_resources[0].end += cf0_io_base ; 64 cf_ide_resources[1].start += cf0_io_base ; 65 cf_ide_resources[1].end += cf0_io_base ; 66 67 return platform_add_devices(lboxre2_devices, 68 ARRAY_SIZE(lboxre2_devices)); 69 70 } 71 device_initcall(lboxre2_devices_setup); 72 73 /* 74 * The Machine Vector 75 */ 76 static struct sh_machine_vector mv_lboxre2 __initmv = { 77 .mv_name = "L-BOX RE2", 78 .mv_init_irq = init_lboxre2_IRQ, 79 }; 80