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2b7eda63 MD |
1 | /* |
2 | * sh7372 processor support | |
3 | * | |
4 | * Copyright (C) 2010 Magnus Damm | |
5 | * Copyright (C) 2008 Yoshihiro Shimoda | |
6 | * | |
7 | * This program is free software; you can redistribute it and/or modify | |
8 | * it under the terms of the GNU General Public License as published by | |
9 | * the Free Software Foundation; version 2 of the License. | |
10 | * | |
11 | * This program is distributed in the hope that it will be useful, | |
12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
14 | * GNU General Public License for more details. | |
15 | * | |
16 | * You should have received a copy of the GNU General Public License | |
17 | * along with this program; if not, write to the Free Software | |
18 | * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA | |
19 | */ | |
20 | #include <linux/kernel.h> | |
21 | #include <linux/init.h> | |
22 | #include <linux/interrupt.h> | |
23 | #include <linux/irq.h> | |
24 | #include <linux/platform_device.h> | |
25 | #include <linux/delay.h> | |
26 | #include <linux/input.h> | |
27 | #include <linux/io.h> | |
28 | #include <linux/serial_sci.h> | |
29 | #include <linux/sh_intc.h> | |
30 | #include <linux/sh_timer.h> | |
31 | #include <mach/hardware.h> | |
32 | #include <asm/mach-types.h> | |
33 | #include <asm/mach/arch.h> | |
34 | ||
35 | static struct plat_sci_port scif0_platform_data = { | |
36 | .mapbase = 0xe6c40000, | |
37 | .flags = UPF_BOOT_AUTOCONF, | |
38 | .type = PORT_SCIF, | |
39 | .irqs = { 80, 80, 80, 80 }, | |
40 | }; | |
41 | ||
42 | static struct platform_device scif0_device = { | |
43 | .name = "sh-sci", | |
44 | .id = 0, | |
45 | .dev = { | |
46 | .platform_data = &scif0_platform_data, | |
47 | }, | |
48 | }; | |
49 | ||
50 | static struct plat_sci_port scif1_platform_data = { | |
51 | .mapbase = 0xe6c50000, | |
52 | .flags = UPF_BOOT_AUTOCONF, | |
53 | .type = PORT_SCIF, | |
54 | .irqs = { 81, 81, 81, 81 }, | |
55 | }; | |
56 | ||
57 | static struct platform_device scif1_device = { | |
58 | .name = "sh-sci", | |
59 | .id = 1, | |
60 | .dev = { | |
61 | .platform_data = &scif1_platform_data, | |
62 | }, | |
63 | }; | |
64 | ||
65 | static struct plat_sci_port scif2_platform_data = { | |
66 | .mapbase = 0xe6c60000, | |
67 | .flags = UPF_BOOT_AUTOCONF, | |
68 | .type = PORT_SCIF, | |
69 | .irqs = { 82, 82, 82, 82 }, | |
70 | }; | |
71 | ||
72 | static struct platform_device scif2_device = { | |
73 | .name = "sh-sci", | |
74 | .id = 2, | |
75 | .dev = { | |
76 | .platform_data = &scif2_platform_data, | |
77 | }, | |
78 | }; | |
79 | ||
80 | static struct plat_sci_port scif3_platform_data = { | |
81 | .mapbase = 0xe6c70000, | |
82 | .flags = UPF_BOOT_AUTOCONF, | |
83 | .type = PORT_SCIF, | |
84 | .irqs = { 83, 83, 83, 83 }, | |
85 | }; | |
86 | ||
87 | static struct platform_device scif3_device = { | |
88 | .name = "sh-sci", | |
89 | .id = 3, | |
90 | .dev = { | |
91 | .platform_data = &scif3_platform_data, | |
92 | }, | |
93 | }; | |
94 | ||
95 | static struct plat_sci_port scif4_platform_data = { | |
96 | .mapbase = 0xe6c80000, | |
97 | .flags = UPF_BOOT_AUTOCONF, | |
98 | .type = PORT_SCIF, | |
99 | .irqs = { 89, 89, 89, 89 }, | |
100 | }; | |
101 | ||
102 | static struct platform_device scif4_device = { | |
103 | .name = "sh-sci", | |
104 | .id = 4, | |
105 | .dev = { | |
106 | .platform_data = &scif4_platform_data, | |
107 | }, | |
108 | }; | |
109 | ||
110 | static struct plat_sci_port scif5_platform_data = { | |
111 | .mapbase = 0xe6cb0000, | |
112 | .flags = UPF_BOOT_AUTOCONF, | |
113 | .type = PORT_SCIF, | |
114 | .irqs = { 90, 90, 90, 90 }, | |
115 | }; | |
116 | ||
117 | static struct platform_device scif5_device = { | |
118 | .name = "sh-sci", | |
119 | .id = 5, | |
120 | .dev = { | |
121 | .platform_data = &scif5_platform_data, | |
122 | }, | |
123 | }; | |
124 | ||
125 | static struct plat_sci_port scif6_platform_data = { | |
126 | .mapbase = 0xe6c30000, | |
127 | .flags = UPF_BOOT_AUTOCONF, | |
128 | .type = PORT_SCIF, | |
129 | .irqs = { 91, 91, 91, 91 }, | |
130 | }; | |
131 | ||
132 | static struct platform_device scif6_device = { | |
133 | .name = "sh-sci", | |
134 | .id = 6, | |
135 | .dev = { | |
136 | .platform_data = &scif6_platform_data, | |
137 | }, | |
138 | }; | |
139 | ||
140 | static struct sh_timer_config cmt10_platform_data = { | |
141 | .name = "CMT10", | |
142 | .channel_offset = 0x10, | |
143 | .timer_bit = 0, | |
144 | .clk = "r_clk", | |
145 | .clockevent_rating = 125, | |
146 | .clocksource_rating = 125, | |
147 | }; | |
148 | ||
149 | static struct resource cmt10_resources[] = { | |
150 | [0] = { | |
151 | .name = "CMT10", | |
152 | .start = 0xe6138010, | |
153 | .end = 0xe613801b, | |
154 | .flags = IORESOURCE_MEM, | |
155 | }, | |
156 | [1] = { | |
157 | .start = 72, | |
158 | .flags = IORESOURCE_IRQ, | |
159 | }, | |
160 | }; | |
161 | ||
162 | static struct platform_device cmt10_device = { | |
163 | .name = "sh_cmt", | |
164 | .id = 10, | |
165 | .dev = { | |
166 | .platform_data = &cmt10_platform_data, | |
167 | }, | |
168 | .resource = cmt10_resources, | |
169 | .num_resources = ARRAY_SIZE(cmt10_resources), | |
170 | }; | |
171 | ||
172 | static struct platform_device *sh7372_early_devices[] __initdata = { | |
173 | &scif0_device, | |
174 | &scif1_device, | |
175 | &scif2_device, | |
176 | &scif3_device, | |
177 | &scif4_device, | |
178 | &scif5_device, | |
179 | &scif6_device, | |
180 | &cmt10_device, | |
181 | }; | |
182 | ||
183 | void __init sh7372_add_standard_devices(void) | |
184 | { | |
185 | platform_add_devices(sh7372_early_devices, | |
186 | ARRAY_SIZE(sh7372_early_devices)); | |
187 | } | |
188 | ||
189 | #define SMSTPCR3 0xe615013c | |
190 | #define SMSTPCR3_CMT1 (1 << 29) | |
191 | ||
192 | void __init sh7372_add_early_devices(void) | |
193 | { | |
194 | /* enable clock to CMT1 */ | |
195 | __raw_writel(__raw_readl(SMSTPCR3) & ~SMSTPCR3_CMT1, SMSTPCR3); | |
196 | ||
197 | early_platform_add_devices(sh7372_early_devices, | |
198 | ARRAY_SIZE(sh7372_early_devices)); | |
199 | } |