xref: /linux/arch/sh/kernel/cpu/sh2a/setup-sh7206.c (revision c537b994505099b7197e7d3125b942ecbcc51eb6)
1 /*
2  * SH7206 Setup
3  *
4  *  Copyright (C) 2006  Yoshinori Sato
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 <asm/sci.h>
14 
15 static struct plat_sci_port sci_platform_data[] = {
16 	{
17 		.mapbase	= 0xfffe8000,
18 		.flags		= UPF_BOOT_AUTOCONF,
19 		.type		= PORT_SCIF,
20 		.irqs		=  { 241, 242, 243, 240},
21 	}, {
22 		.mapbase	= 0xfffe8800,
23 		.flags		= UPF_BOOT_AUTOCONF,
24 		.type		= PORT_SCIF,
25 		.irqs		=  { 247, 244, 245, 246},
26 	}, {
27 		.mapbase	= 0xfffe9000,
28 		.flags		= UPF_BOOT_AUTOCONF,
29 		.type		= PORT_SCIF,
30 		.irqs		=  { 249, 250, 251, 248},
31 	}, {
32 		.mapbase	= 0xfffe9800,
33 		.flags		= UPF_BOOT_AUTOCONF,
34 		.type		= PORT_SCIF,
35 		.irqs		=  { 253, 254, 255, 252},
36 	}, {
37 		.flags = 0,
38 	}
39 };
40 
41 static struct platform_device sci_device = {
42 	.name		= "sh-sci",
43 	.id		= -1,
44 	.dev		= {
45 		.platform_data	= sci_platform_data,
46 	},
47 };
48 
49 static struct platform_device *sh7206_devices[] __initdata = {
50 	&sci_device,
51 };
52 
53 static int __init sh7206_devices_setup(void)
54 {
55 	return platform_add_devices(sh7206_devices,
56 				    ARRAY_SIZE(sh7206_devices));
57 }
58 __initcall(sh7206_devices_setup);
59 
60 static struct ipr_data sh7206_ipr_map[] = {
61 	{ 140,  7, 12, 2 },	/* CMI0 */
62 	{ 164,  8,  4, 2 },	/* MTU2_TGI1A */
63 	{ 240, 13, 12, 3 },	/* SCIF0_BRI */
64 	{ 241, 13, 12, 3 },	/* SCIF0_ERI */
65 	{ 242, 13, 12, 3 },	/* SCIF0_RXI */
66 	{ 243, 13, 12, 3 },	/* SCIF0_TXI */
67 	{ 244, 13,  8, 3 },	/* SCIF1_BRI */
68 	{ 245, 13,  8, 3 },	/* SCIF1_ERI */
69 	{ 246, 13,  8, 3 },	/* SCIF1_RXI */
70 	{ 247, 13,  8, 3 },	/* SCIF1_TXI */
71 	{ 248, 13,  4, 3 },	/* SCIF2_BRI */
72 	{ 249, 13,  4, 3 },	/* SCIF2_ERI */
73 	{ 250, 13,  4, 3 },	/* SCIF2_RXI */
74 	{ 251, 13,  4, 3 },	/* SCIF2_TXI */
75 	{ 252, 13,  0, 3 },	/* SCIF3_BRI */
76 	{ 253, 13,  0, 3 },	/* SCIF3_ERI */
77 	{ 254, 13,  0, 3 },	/* SCIF3_RXI */
78 	{ 255, 13,  0, 3 },	/* SCIF3_TXI */
79 };
80 
81 static unsigned int ipr_offsets[] = {
82 	0xfffe0818,	/* IPR01 */
83 	0xfffe081a,	/* IPR02 */
84 	0,		/* unused */
85 	0,		/* unused */
86 	0xfffe0820,	/* IPR05 */
87 	0xfffe0c00,	/* IPR06 */
88 	0xfffe0c02,	/* IPR07 */
89 	0xfffe0c04,	/* IPR08 */
90 	0xfffe0c06,	/* IPR09 */
91 	0xfffe0c08,	/* IPR10 */
92 	0xfffe0c0a,	/* IPR11 */
93 	0xfffe0c0c,	/* IPR12 */
94 	0xfffe0c0e,	/* IPR13 */
95 	0xfffe0c10,	/* IPR14 */
96 };
97 
98 /* given the IPR index return the address of the IPR register */
99 unsigned int map_ipridx_to_addr(int idx)
100 {
101 	if (unlikely(idx >= ARRAY_SIZE(ipr_offsets)))
102 		return 0;
103 	return ipr_offsets[idx];
104 }
105 
106 void __init init_IRQ_ipr(void)
107 {
108 	make_ipr_irq(sh7206_ipr_map, ARRAY_SIZE(sh7206_ipr_map));
109 }
110