xref: /openbmc/linux/arch/sh/kernel/cpu/sh3/setup-sh7705.c (revision c21b37f6)
1 /*
2  * SH7705 Setup
3  *
4  *  Copyright (C) 2006  Paul Mundt
5  *  Copyright (C) 2007  Nobuhiro Iwamatsu
6  *
7  * This file is subject to the terms and conditions of the GNU General Public
8  * License.  See the file "COPYING" in the main directory of this archive
9  * for more details.
10  */
11 #include <linux/platform_device.h>
12 #include <linux/init.h>
13 #include <linux/serial.h>
14 #include <asm/sci.h>
15 
16 static struct plat_sci_port sci_platform_data[] = {
17 	{
18 		.mapbase	= 0xa4410000,
19 		.flags		= UPF_BOOT_AUTOCONF,
20 		.type		= PORT_SCIF,
21 		.irqs		= { 56, 57, 59 },
22 	}, {
23 		.mapbase	= 0xa4400000,
24 		.flags		= UPF_BOOT_AUTOCONF,
25 		.type		= PORT_SCIF,
26 		.irqs		= { 52, 53, 55 },
27 	}, {
28 		.flags = 0,
29 	}
30 };
31 
32 static struct platform_device sci_device = {
33 	.name		= "sh-sci",
34 	.id		= -1,
35 	.dev		= {
36 		.platform_data	= sci_platform_data,
37 	},
38 };
39 
40 static struct platform_device *sh7705_devices[] __initdata = {
41 	&sci_device,
42 };
43 
44 static int __init sh7705_devices_setup(void)
45 {
46 	return platform_add_devices(sh7705_devices,
47 				    ARRAY_SIZE(sh7705_devices));
48 }
49 __initcall(sh7705_devices_setup);
50 
51 static struct ipr_data ipr_irq_table[] = {
52 	/* IRQ, IPR-idx, shift, priority */
53 	{ 16, 0, 12, 2 }, /* TMU0 TUNI*/
54 	{ 17, 0,  8, 2 }, /* TMU1 TUNI */
55 	{ 18, 0,  4, 2 }, /* TMU2 TUNI */
56 	{ 27, 1, 12, 2 }, /* WDT ITI */
57 	{ 20, 0,  0, 2 }, /* RTC ATI (alarm) */
58 	{ 21, 0,  0, 2 }, /* RTC PRI (period) */
59 	{ 22, 0,  0, 2 }, /* RTC CUI (carry) */
60 	{ 48, 4, 12, 7 }, /* DMAC DMTE0 */
61 	{ 49, 4, 12, 7 }, /* DMAC DMTE1 */
62 	{ 50, 4, 12, 7 }, /* DMAC DMTE2 */
63 	{ 51, 4, 12, 7 }, /* DMAC DMTE3 */
64 	{ 52, 4,  8, 3 }, /* SCIF0 ERI */
65 	{ 53, 4,  8, 3 }, /* SCIF0 RXI */
66 	{ 55, 4,  8, 3 }, /* SCIF0 TXI */
67 	{ 56, 4,  4, 3 }, /* SCIF1 ERI */
68 	{ 57, 4,  4, 3 }, /* SCIF1 RXI */
69 	{ 59, 4,  4, 3 }, /* SCIF1 TXI */
70 };
71 
72 static unsigned long ipr_offsets[] = {
73 	0xFFFFFEE2,	/* 0: IPRA */
74 	0xFFFFFEE4,	/* 1: IPRB */
75 	0xA4000016,	/* 2: IPRC */
76 	0xA4000018,	/* 3: IPRD */
77 	0xA400001A,	/* 4: IPRE */
78 	0xA4080000,	/* 5: IPRF */
79 	0xA4080002,	/* 6: IPRG */
80 	0xA4080004,	/* 7: IPRH */
81 };
82 
83 static struct ipr_desc ipr_irq_desc = {
84 	.ipr_offsets	= ipr_offsets,
85 	.nr_offsets	= ARRAY_SIZE(ipr_offsets),
86 
87 	.ipr_data	= ipr_irq_table,
88 	.nr_irqs	= ARRAY_SIZE(ipr_irq_table),
89 
90 	.chip = {
91 		.name	= "IPR-sh7705",
92 	},
93 };
94 
95 void __init plat_irq_setup(void)
96 {
97 	register_ipr_controller(&ipr_irq_desc);
98 }
99