summaryrefslogtreecommitdiff
path: root/arch/sh/kernel/cpu/sh3/setup-sh770x.c
blob: a74f960b5e79a5df1aa578a1e30fc4bbfe0a1590 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
/*
 * SH3 Setup code for SH7706, SH7707, SH7708, SH7709
 *
 *  Copyright (C) 2007  Magnus Damm
 *  Copyright (C) 2009  Paul Mundt
 *
 * Based on setup-sh7709.c
 *
 *  Copyright (C) 2006  Paul Mundt
 *
 * This file is subject to the terms and conditions of the GNU General Public
 * License.  See the file "COPYING" in the main directory of this archive
 * for more details.
 */
#include <linux/init.h>
#include <linux/io.h>
#include <linux/irq.h>
#include <linux/platform_device.h>
#include <linux/serial.h>
#include <linux/serial_sci.h>

enum {
	UNUSED = 0,

	/* interrupt sources */
	IRQ0, IRQ1, IRQ2, IRQ3, IRQ4, IRQ5,
	PINT07, PINT815,
	DMAC, SCIF0, SCIF2, SCI, ADC_ADI,
	LCDC, PCC0, PCC1,
	TMU0, TMU1, TMU2,
	RTC, WDT, REF,
};

static struct intc_vect vectors[] __initdata = {
	INTC_VECT(TMU0, 0x400), INTC_VECT(TMU1, 0x420),
	INTC_VECT(TMU2, 0x440), INTC_VECT(TMU2, 0x460),
	INTC_VECT(RTC, 0x480), INTC_VECT(RTC, 0x4a0),
	INTC_VECT(RTC, 0x4c0),
	INTC_VECT(SCI, 0x4e0), INTC_VECT(SCI, 0x500),
	INTC_VECT(SCI, 0x520), INTC_VECT(SCI, 0x540),
	INTC_VECT(WDT, 0x560),
	INTC_VECT(REF, 0x580),
	INTC_VECT(REF, 0x5a0),
#if defined(CONFIG_CPU_SUBTYPE_SH7706) || \
    defined(CONFIG_CPU_SUBTYPE_SH7707) || \
    defined(CONFIG_CPU_SUBTYPE_SH7709)
	/* IRQ0->5 are handled in setup-sh3.c */
	INTC_VECT(DMAC, 0x800), INTC_VECT(DMAC, 0x820),
	INTC_VECT(DMAC, 0x840), INTC_VECT(DMAC, 0x860),
	INTC_VECT(ADC_ADI, 0x980),
	INTC_VECT(SCIF2, 0x900), INTC_VECT(SCIF2, 0x920),
	INTC_VECT(SCIF2, 0x940), INTC_VECT(SCIF2, 0x960),
#endif
#if defined(CONFIG_CPU_SUBTYPE_SH7707) || \
    defined(CONFIG_CPU_SUBTYPE_SH7709)
	INTC_VECT(PINT07, 0x700), INTC_VECT(PINT815, 0x720),
	INTC_VECT(SCIF0, 0x880), INTC_VECT(SCIF0, 0x8a0),
	INTC_VECT(SCIF0, 0x8c0), INTC_VECT(SCIF0, 0x8e0),
#endif
#if defined(CONFIG_CPU_SUBTYPE_SH7707)
	INTC_VECT(LCDC, 0x9a0),
	INTC_VECT(PCC0, 0x9c0), INTC_VECT(PCC1, 0x9e0),
#endif
};

static struct intc_prio_reg prio_registers[] __initdata = {
	{ 0xfffffee2, 0, 16, 4, /* IPRA */ { TMU0, TMU1, TMU2, RTC } },
	{ 0xfffffee4, 0, 16, 4, /* IPRB */ { WDT, REF, SCI, 0 } },
#if defined(CONFIG_CPU_SUBTYPE_SH7706) || \
    defined(CONFIG_CPU_SUBTYPE_SH7707) || \
    defined(CONFIG_CPU_SUBTYPE_SH7709)
	{ 0xa4000016, 0, 16, 4, /* IPRC */ { IRQ3, IRQ2, IRQ1, IRQ0 } },
	{ 0xa4000018, 0, 16, 4, /* IPRD */ { 0, 0, IRQ5, IRQ4 } },
	{ 0xa400001a, 0, 16, 4, /* IPRE */ { DMAC, 0, SCIF2, ADC_ADI } },
#endif
#if defined(CONFIG_CPU_SUBTYPE_SH7707) || \
    defined(CONFIG_CPU_SUBTYPE_SH7709)
	{ 0xa4000018, 0, 16, 4, /* IPRD */ { PINT07, PINT815, } },
	{ 0xa400001a, 0, 16, 4, /* IPRE */ { 0, SCIF0 } },
#endif
#if defined(CONFIG_CPU_SUBTYPE_SH7707)
	{ 0xa400001c, 0, 16, 4, /* IPRF */ { 0, LCDC, PCC0, PCC1, } },
#endif
};

static DECLARE_INTC_DESC(intc_desc, "sh770x", vectors, NULL,
			 NULL, prio_registers, NULL);

static struct resource rtc_resources[] = {
	[0] =	{
		.start	= 0xfffffec0,
		.end	= 0xfffffec0 + 0x1e,
		.flags  = IORESOURCE_IO,
	},
	[1] =	{
		.start	= 20,
		.flags  = IORESOURCE_IRQ,
	},
};

static struct platform_device rtc_device = {
	.name		= "sh-rtc",
	.id		= -1,
	.num_resources	= ARRAY_SIZE(rtc_resources),
	.resource	= rtc_resources,
};

static struct plat_sci_port sci_platform_data[] = {
	{
		.mapbase	= 0xfffffe80,
		.flags		= UPF_BOOT_AUTOCONF,
		.type		= PORT_SCI,
		.irqs		= { 23, 23, 23, 0 },
	},
#if defined(CONFIG_CPU_SUBTYPE_SH7706) || \
    defined(CONFIG_CPU_SUBTYPE_SH7707) || \
    defined(CONFIG_CPU_SUBTYPE_SH7709)
	{
		.mapbase	= 0xa4000150,
		.flags		= UPF_BOOT_AUTOCONF,
		.type		= PORT_SCIF,
		.irqs		= { 56, 56, 56, 56 },
	},
#endif
#if defined(CONFIG_CPU_SUBTYPE_SH7707) || \
    defined(CONFIG_CPU_SUBTYPE_SH7709)
	{
		.mapbase	= 0xa4000140,
		.flags		= UPF_BOOT_AUTOCONF,
		.type		= PORT_IRDA,
		.irqs		= { 52, 52, 52, 52 },
	},
#endif
	{
		.flags = 0,
	}
};

static struct platform_device sci_device = {
	.name		= "sh-sci",
	.id		= -1,
	.dev		= {
		.platform_data	= sci_platform_data,
	},
};

static struct platform_device *sh770x_devices[] __initdata = {
	&sci_device,
	&rtc_device,
};

static int __init sh770x_devices_setup(void)
{
	return platform_add_devices(sh770x_devices,
		ARRAY_SIZE(sh770x_devices));
}
__initcall(sh770x_devices_setup);

void __init plat_irq_setup(void)
{
	register_intc_controller(&intc_desc);
#if defined(CONFIG_CPU_SUBTYPE_SH7706) || \
    defined(CONFIG_CPU_SUBTYPE_SH7707) || \
    defined(CONFIG_CPU_SUBTYPE_SH7709)
	plat_irq_setup_sh3();
#endif
}