1 /*
2 * SH5-101/SH5-103 CPU Setup
3 *
4 * Copyright (C) 2009 Paul Mundt
5 *
6 * This file is subject to the terms and conditions of the GNU General Public
7 * License. See the file "COPYING" in the main directory of this archive
8 * for more details.
9 */
10 #include <linux/platform_device.h>
11 #include <linux/init.h>
12 #include <linux/serial.h>
13 #include <linux/serial_sci.h>
14 #include <linux/io.h>
15 #include <linux/mm.h>
16 #include <linux/sh_timer.h>
17 #include <asm/addrspace.h>
18
19 static struct plat_sci_port scif0_platform_data = {
20 .mapbase = PHYS_PERIPHERAL_BLOCK + 0x01030000,
21 .flags = UPF_BOOT_AUTOCONF | UPF_IOREMAP,
22 .scscr = SCSCR_RE | SCSCR_TE | SCSCR_REIE,
23 .scbrr_algo_id = SCBRR_ALGO_2,
24 .type = PORT_SCIF,
25 .irqs = { 39, 40, 42, 0 },
26 };
27
28 static struct platform_device scif0_device = {
29 .name = "sh-sci",
30 .id = 0,
31 .dev = {
32 .platform_data = &scif0_platform_data,
33 },
34 };
35
36 static struct resource rtc_resources[] = {
37 [0] = {
38 .start = PHYS_PERIPHERAL_BLOCK + 0x01040000,
39 .end = PHYS_PERIPHERAL_BLOCK + 0x01040000 + 0x58 - 1,
40 .flags = IORESOURCE_IO,
41 },
42 [1] = {
43 /* Period IRQ */
44 .start = IRQ_PRI,
45 .flags = IORESOURCE_IRQ,
46 },
47 [2] = {
48 /* Carry IRQ */
49 .start = IRQ_CUI,
50 .flags = IORESOURCE_IRQ,
51 },
52 [3] = {
53 /* Alarm IRQ */
54 .start = IRQ_ATI,
55 .flags = IORESOURCE_IRQ,
56 },
57 };
58
59 static struct platform_device rtc_device = {
60 .name = "sh-rtc",
61 .id = -1,
62 .num_resources = ARRAY_SIZE(rtc_resources),
63 .resource = rtc_resources,
64 };
65
66 #define TMU_BLOCK_OFF 0x01020000
67 #define TMU_BASE PHYS_PERIPHERAL_BLOCK + TMU_BLOCK_OFF
68 #define TMU0_BASE (TMU_BASE + 0x8 + (0xc * 0x0))
69 #define TMU1_BASE (TMU_BASE + 0x8 + (0xc * 0x1))
70 #define TMU2_BASE (TMU_BASE + 0x8 + (0xc * 0x2))
71
72 static struct sh_timer_config tmu0_platform_data = {
73 .channel_offset = 0x04,
74 .timer_bit = 0,
75 .clockevent_rating = 200,
76 };
77
78 static struct resource tmu0_resources[] = {
79 [0] = {
80 .start = TMU0_BASE,
81 .end = TMU0_BASE + 0xc - 1,
82 .flags = IORESOURCE_MEM,
83 },
84 [1] = {
85 .start = IRQ_TUNI0,
86 .flags = IORESOURCE_IRQ,
87 },
88 };
89
90 static struct platform_device tmu0_device = {
91 .name = "sh_tmu",
92 .id = 0,
93 .dev = {
94 .platform_data = &tmu0_platform_data,
95 },
96 .resource = tmu0_resources,
97 .num_resources = ARRAY_SIZE(tmu0_resources),
98 };
99
100 static struct sh_timer_config tmu1_platform_data = {
101 .channel_offset = 0x10,
102 .timer_bit = 1,
103 .clocksource_rating = 200,
104 };
105
106 static struct resource tmu1_resources[] = {
107 [0] = {
108 .start = TMU1_BASE,
109 .end = TMU1_BASE + 0xc - 1,
110 .flags = IORESOURCE_MEM,
111 },
112 [1] = {
113 .start = IRQ_TUNI1,
114 .flags = IORESOURCE_IRQ,
115 },
116 };
117
118 static struct platform_device tmu1_device = {
119 .name = "sh_tmu",
120 .id = 1,
121 .dev = {
122 .platform_data = &tmu1_platform_data,
123 },
124 .resource = tmu1_resources,
125 .num_resources = ARRAY_SIZE(tmu1_resources),
126 };
127
128 static struct sh_timer_config tmu2_platform_data = {
129 .channel_offset = 0x1c,
130 .timer_bit = 2,
131 };
132
133 static struct resource tmu2_resources[] = {
134 [0] = {
135 .start = TMU2_BASE,
136 .end = TMU2_BASE + 0xc - 1,
137 .flags = IORESOURCE_MEM,
138 },
139 [1] = {
140 .start = IRQ_TUNI2,
141 .flags = IORESOURCE_IRQ,
142 },
143 };
144
145 static struct platform_device tmu2_device = {
146 .name = "sh_tmu",
147 .id = 2,
148 .dev = {
149 .platform_data = &tmu2_platform_data,
150 },
151 .resource = tmu2_resources,
152 .num_resources = ARRAY_SIZE(tmu2_resources),
153 };
154
155 static struct platform_device *sh5_early_devices[] __initdata = {
156 &scif0_device,
157 &tmu0_device,
158 &tmu1_device,
159 &tmu2_device,
160 };
161
162 static struct platform_device *sh5_devices[] __initdata = {
163 &rtc_device,
164 };
165
sh5_devices_setup(void)166 static int __init sh5_devices_setup(void)
167 {
168 int ret;
169
170 ret = platform_add_devices(sh5_early_devices,
171 ARRAY_SIZE(sh5_early_devices));
172 if (unlikely(ret != 0))
173 return ret;
174
175 return platform_add_devices(sh5_devices,
176 ARRAY_SIZE(sh5_devices));
177 }
178 arch_initcall(sh5_devices_setup);
179
plat_early_device_setup(void)180 void __init plat_early_device_setup(void)
181 {
182 early_platform_add_devices(sh5_early_devices,
183 ARRAY_SIZE(sh5_early_devices));
184 }
185