1 | // SPDX-License-Identifier: GPL-2.0 |
2 | /* |
3 | * arch/sh/boards/landisk/setup.c |
4 | * |
5 | * I-O DATA Device, Inc. LANDISK Support. |
6 | * |
7 | * Copyright (C) 2000 Kazumoto Kojima |
8 | * Copyright (C) 2002 Paul Mundt |
9 | * Copylight (C) 2002 Atom Create Engineering Co., Ltd. |
10 | * Copyright (C) 2005-2007 kogiidena |
11 | */ |
12 | #include <linux/init.h> |
13 | #include <linux/platform_device.h> |
14 | #include <linux/ata_platform.h> |
15 | #include <linux/pm.h> |
16 | #include <linux/mm.h> |
17 | #include <asm/machvec.h> |
18 | #include <mach-landisk/mach/iodata_landisk.h> |
19 | #include <asm/io.h> |
20 | |
21 | static void landisk_power_off(void) |
22 | { |
23 | __raw_writeb(val: 0x01, addr: PA_SHUTDOWN); |
24 | } |
25 | |
26 | static struct resource cf_ide_resources[3]; |
27 | |
28 | static struct pata_platform_info pata_info = { |
29 | .ioport_shift = 1, |
30 | }; |
31 | |
32 | static struct platform_device cf_ide_device = { |
33 | .name = "pata_platform" , |
34 | .id = -1, |
35 | .num_resources = ARRAY_SIZE(cf_ide_resources), |
36 | .resource = cf_ide_resources, |
37 | .dev = { |
38 | .platform_data = &pata_info, |
39 | }, |
40 | }; |
41 | |
42 | static struct platform_device rtc_device = { |
43 | .name = "rs5c313" , |
44 | .id = -1, |
45 | }; |
46 | |
47 | static struct platform_device *landisk_devices[] __initdata = { |
48 | &cf_ide_device, |
49 | &rtc_device, |
50 | }; |
51 | |
52 | static int __init landisk_devices_setup(void) |
53 | { |
54 | pgprot_t prot; |
55 | unsigned long paddrbase; |
56 | void *cf_ide_base; |
57 | |
58 | /* open I/O area window */ |
59 | paddrbase = virt_to_phys((void *)PA_AREA5_IO); |
60 | prot = PAGE_KERNEL_PCC(1, _PAGE_PCC_IO16); |
61 | cf_ide_base = ioremap_prot(offset: paddrbase, PAGE_SIZE, pgprot_val(prot)); |
62 | if (!cf_ide_base) { |
63 | printk("allocate_cf_area : can't open CF I/O window!\n" ); |
64 | return -ENOMEM; |
65 | } |
66 | |
67 | /* IDE cmd address : 0x1f0-0x1f7 and 0x3f6 */ |
68 | cf_ide_resources[0].start = (unsigned long)cf_ide_base + 0x40; |
69 | cf_ide_resources[0].end = (unsigned long)cf_ide_base + 0x40 + 0x0f; |
70 | cf_ide_resources[0].flags = IORESOURCE_IO; |
71 | cf_ide_resources[1].start = (unsigned long)cf_ide_base + 0x2c; |
72 | cf_ide_resources[1].end = (unsigned long)cf_ide_base + 0x2c + 0x03; |
73 | cf_ide_resources[1].flags = IORESOURCE_IO; |
74 | cf_ide_resources[2].start = IRQ_FATA; |
75 | cf_ide_resources[2].flags = IORESOURCE_IRQ; |
76 | |
77 | return platform_add_devices(landisk_devices, |
78 | ARRAY_SIZE(landisk_devices)); |
79 | } |
80 | |
81 | device_initcall(landisk_devices_setup); |
82 | |
83 | static void __init landisk_setup(char **cmdline_p) |
84 | { |
85 | /* I/O port identity mapping */ |
86 | __set_io_port_base(0); |
87 | |
88 | /* LED ON */ |
89 | __raw_writeb(__raw_readb(addr: PA_LED) | 0x03, addr: PA_LED); |
90 | |
91 | printk(KERN_INFO "I-O DATA DEVICE, INC. \"LANDISK Series\" support.\n" ); |
92 | pm_power_off = landisk_power_off; |
93 | } |
94 | |
95 | /* |
96 | * The Machine Vector |
97 | */ |
98 | static struct sh_machine_vector mv_landisk __initmv = { |
99 | .mv_name = "LANDISK" , |
100 | .mv_setup = landisk_setup, |
101 | .mv_init_irq = init_landisk_IRQ, |
102 | }; |
103 | |