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-rw-r--r--arch/arm/mach-shmobile/setup-sh7372.c241
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diff --git a/arch/arm/mach-shmobile/setup-sh7372.c b/arch/arm/mach-shmobile/setup-sh7372.c
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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
35static 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
42static struct platform_device scif0_device = {
43 .name = "sh-sci",
44 .id = 0,
45 .dev = {
46 .platform_data = &scif0_platform_data,
47 },
48};
49
50static 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
57static struct platform_device scif1_device = {
58 .name = "sh-sci",
59 .id = 1,
60 .dev = {
61 .platform_data = &scif1_platform_data,
62 },
63};
64
65static 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
72static struct platform_device scif2_device = {
73 .name = "sh-sci",
74 .id = 2,
75 .dev = {
76 .platform_data = &scif2_platform_data,
77 },
78};
79
80static 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
87static struct platform_device scif3_device = {
88 .name = "sh-sci",
89 .id = 3,
90 .dev = {
91 .platform_data = &scif3_platform_data,
92 },
93};
94
95static 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
102static struct platform_device scif4_device = {
103 .name = "sh-sci",
104 .id = 4,
105 .dev = {
106 .platform_data = &scif4_platform_data,
107 },
108};
109
110static 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
117static struct platform_device scif5_device = {
118 .name = "sh-sci",
119 .id = 5,
120 .dev = {
121 .platform_data = &scif5_platform_data,
122 },
123};
124
125static 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
132static struct platform_device scif6_device = {
133 .name = "sh-sci",
134 .id = 6,
135 .dev = {
136 .platform_data = &scif6_platform_data,
137 },
138};
139
140static 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
149static 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
162static 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
172static 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
183void __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
192void __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}
200
201enum {
202 UNUSED = 0,
203
204 /* interrupt sources INTCA */
205
206 SCIFA0, SCIFA1, SCIFA2, SCIFA3, SCIFA4, SCIFA5, SCIFB,
207 CMT10,
208};
209
210static struct intc_vect vectors[] = {
211 INTC_VECT(CMT10, 0xb00),
212 INTC_VECT(SCIFA0, 0xc00), INTC_VECT(SCIFA1, 0xc20),
213 INTC_VECT(SCIFA2, 0xc40), INTC_VECT(SCIFA3, 0xc60),
214 INTC_VECT(SCIFA4, 0xd20), INTC_VECT(SCIFA5, 0xd40),
215 INTC_VECT(SCIFB, 0xd60),
216};
217
218static struct intc_mask_reg mask_registers[] = {
219 { 0xe6940094, 0xe69400d4, 8, /* IMR5A / IMCR5A */
220 { 0, 0, 0, 0, SCIFA3, SCIFA2, SCIFA1, SCIFA0 } },
221 { 0xe6940098, 0xe69400d8, 8, /* IMR6A / IMCR6A */
222 { SCIFB, SCIFA5, SCIFA4, 0, 0, 0, 0, 0 } },
223 { 0xe69400a4, 0xe69400e4, 8, /* IMR9A / IMCR9A */
224 { 0, 0, 0, CMT10, 0, 0, 0, 0 } },
225};
226
227static struct intc_prio_reg prio_registers[] = {
228 { 0xe6940014, 0, 16, 4, /* IPRFA */ { 0, 0, 0, CMT10 } },
229 { 0xe6940018, 0, 16, 4, /* IPRGA */ { SCIFA0, SCIFA1,
230 SCIFA2, SCIFA3 } },
231 { 0xe6940020, 0, 16, 4, /* IPRIA */ { 0, SCIFA4, 0, 0 } },
232 { 0xe6940034, 0, 16, 4, /* IPRNA */ { SCIFB, SCIFA5, 0, 0 } },
233};
234
235static DECLARE_INTC_DESC(intc_desc, "sh7372", vectors, NULL, mask_registers,
236 prio_registers, NULL);
237
238void __init sh7372_init_irq(void)
239{
240 register_intc_controller(&intc_desc);
241}