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
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