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