1 // SPDX-License-Identifier: GPL-2.0
2 /*
3 * linux/arch/sh/boards/se/7721/setup.c
4 *
5 * Copyright (C) 2008 Renesas Solutions Corp.
6 *
7 * Hitachi UL SolutionEngine 7721 Support.
8 */
9 #include <linux/init.h>
10 #include <linux/platform_device.h>
11 #include <mach-se/mach/se7721.h>
12 #include <mach-se/mach/mrshpc.h>
13 #include <asm/machvec.h>
14 #include <asm/io.h>
15 #include <asm/heartbeat.h>
16
17 static unsigned char heartbeat_bit_pos[] = { 8, 9, 10, 11, 12, 13, 14, 15 };
18
19 static struct heartbeat_data heartbeat_data = {
20 .bit_pos = heartbeat_bit_pos,
21 .nr_bits = ARRAY_SIZE(heartbeat_bit_pos),
22 };
23
24 static struct resource heartbeat_resource = {
25 .start = PA_LED,
26 .end = PA_LED,
27 .flags = IORESOURCE_MEM | IORESOURCE_MEM_16BIT,
28 };
29
30 static struct platform_device heartbeat_device = {
31 .name = "heartbeat",
32 .id = -1,
33 .dev = {
34 .platform_data = &heartbeat_data,
35 },
36 .num_resources = 1,
37 .resource = &heartbeat_resource,
38 };
39
40 static struct resource cf_ide_resources[] = {
41 [0] = {
42 .start = PA_MRSHPC_IO + 0x1f0,
43 .end = PA_MRSHPC_IO + 0x1f0 + 8 ,
44 .flags = IORESOURCE_IO,
45 },
46 [1] = {
47 .start = PA_MRSHPC_IO + 0x1f0 + 0x206,
48 .end = PA_MRSHPC_IO + 0x1f0 + 8 + 0x206 + 8,
49 .flags = IORESOURCE_IO,
50 },
51 [2] = {
52 .start = MRSHPC_IRQ0,
53 .flags = IORESOURCE_IRQ,
54 },
55 };
56
57 static struct platform_device cf_ide_device = {
58 .name = "pata_platform",
59 .id = -1,
60 .num_resources = ARRAY_SIZE(cf_ide_resources),
61 .resource = cf_ide_resources,
62 };
63
64 static struct platform_device *se7721_devices[] __initdata = {
65 &cf_ide_device,
66 &heartbeat_device
67 };
68
69 static int __init se7721_devices_setup(void)
70 {
71 mrshpc_setup_windows();
72 return platform_add_devices(se7721_devices, ARRAY_SIZE(se7721_devices));
73 }
74 device_initcall(se7721_devices_setup);
75
76 static void __init se7721_setup(char **cmdline_p)
77 {
78 /* for USB */
79 __raw_writew(0x0000, 0xA405010C); /* PGCR */
80 __raw_writew(0x0000, 0xA405010E); /* PHCR */
81 __raw_writew(0x00AA, 0xA4050118); /* PPCR */
82 __raw_writew(0x0000, 0xA4050124); /* PSELA */
83 }
84
85 /*
86 * The Machine Vector
87 */
88 struct sh_machine_vector mv_se7721 __initmv = {
89 .mv_name = "Solution Engine 7721",
90 .mv_setup = se7721_setup,
91 .mv_init_irq = init_se7721_IRQ,
92 };
93
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