xref: /openbmc/linux/arch/sh/kernel/cpu/sh4/setup-sh7760.c (revision 64c70b1c)
1 /*
2  * SH7760 Setup
3  *
4  *  Copyright (C) 2006  Paul Mundt
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	= 0xfe600000,
18 		.flags		= UPF_BOOT_AUTOCONF,
19 		.type		= PORT_SCIF,
20 		.irqs		= { 52, 53, 55, 54 },
21 	}, {
22 		.mapbase	= 0xfe610000,
23 		.flags		= UPF_BOOT_AUTOCONF,
24 		.type		= PORT_SCIF,
25 		.irqs		= { 72, 73, 75, 74 },
26 	}, {
27 		.mapbase	= 0xfe620000,
28 		.flags		= UPF_BOOT_AUTOCONF,
29 		.type		= PORT_SCIF,
30 		.irqs		= { 76, 77, 79, 78 },
31 	}, {
32 		.flags = 0,
33 	}
34 };
35 
36 static struct platform_device sci_device = {
37 	.name		= "sh-sci",
38 	.id		= -1,
39 	.dev		= {
40 		.platform_data	= sci_platform_data,
41 	},
42 };
43 
44 static struct platform_device *sh7760_devices[] __initdata = {
45 	&sci_device,
46 };
47 
48 static int __init sh7760_devices_setup(void)
49 {
50 	return platform_add_devices(sh7760_devices,
51 				    ARRAY_SIZE(sh7760_devices));
52 }
53 __initcall(sh7760_devices_setup);
54 
55 static struct intc2_data intc2_irq_table[] = {
56 	{48,  0, 28, 0, 31,  3},	/* IRQ 4 */
57 	{49,  0, 24, 0, 30,  3},	/* IRQ 3 */
58 	{50,  0, 20, 0, 29,  3},	/* IRQ 2 */
59 	{51,  0, 16, 0, 28,  3},	/* IRQ 1 */
60 	{56,  4, 28, 0, 25,  3},	/* HCAN2_CHAN0 */
61 	{57,  4, 24, 0, 24,  3},	/* HCAN2_CHAN1 */
62 	{58,  4, 20, 0, 23,  3},	/* I2S_CHAN0   */
63 	{59,  4, 16, 0, 22,  3},	/* I2S_CHAN1   */
64 	{60,  4, 12, 0, 21,  3},	/* AC97_CHAN0  */
65 	{61,  4,  8, 0, 20,  3},	/* AC97_CHAN1  */
66 	{62,  4,  4, 0, 19,  3},	/* I2C_CHAN0   */
67 	{63,  4,  0, 0, 18,  3},	/* I2C_CHAN1   */
68 	{52,  8, 16, 0, 11,  3},	/* SCIF0_ERI_IRQ */
69 	{53,  8, 16, 0, 10,  3},	/* SCIF0_RXI_IRQ */
70 	{54,  8, 16, 0,  9,  3},	/* SCIF0_BRI_IRQ */
71 	{55,  8, 16, 0,  8,  3},	/* SCIF0_TXI_IRQ */
72 	{64,  8, 28, 0, 17,  3},	/* USBHI_IRQ */
73 	{65,  8, 24, 0, 16,  3},	/* LCDC      */
74 	{68,  8, 20, 0, 14, 13},	/* DMABRGI0_IRQ */
75 	{69,  8, 20, 0, 13, 13},	/* DMABRGI1_IRQ */
76 	{70,  8, 20, 0, 12, 13},	/* DMABRGI2_IRQ */
77 	{72,  8, 12, 0,  7,  3},	/* SCIF1_ERI_IRQ */
78 	{73,  8, 12, 0,  6,  3},	/* SCIF1_RXI_IRQ */
79 	{74,  8, 12, 0,  5,  3},	/* SCIF1_BRI_IRQ */
80 	{75,  8, 12, 0,  4,  3},	/* SCIF1_TXI_IRQ */
81 	{76,  8,  8, 0,  3,  3},	/* SCIF2_ERI_IRQ */
82 	{77,  8,  8, 0,  2,  3},	/* SCIF2_RXI_IRQ */
83 	{78,  8,  8, 0,  1,  3},	/* SCIF2_BRI_IRQ */
84 	{79,  8,  8, 0,  0,  3},	/* SCIF2_TXI_IRQ */
85 	{80,  8,  4, 4, 23,  3},	/* SIM_ERI */
86 	{81,  8,  4, 4, 22,  3},	/* SIM_RXI */
87 	{82,  8,  4, 4, 21,  3},	/* SIM_TXI */
88 	{83,  8,  4, 4, 20,  3},	/* SIM_TEI */
89 	{84,  8,  0, 4, 19,  3},	/* HSPII */
90 	{88, 12, 20, 4, 18,  3},	/* MMCI0 */
91 	{89, 12, 20, 4, 17,  3},	/* MMCI1 */
92 	{90, 12, 20, 4, 16,  3},	/* MMCI2 */
93 	{91, 12, 20, 4, 15,  3},	/* MMCI3 */
94 	{92, 12, 12, 4,  6,  3},	/* MFI */
95 	{108,12,  4, 4,  1,  3},	/* ADC  */
96 	{109,12,  0, 4,  0,  3},	/* CMTI */
97 };
98 
99 static struct ipr_data sh7760_ipr_map[] = {
100 	/* IRQ, IPR-idx, shift, priority */
101 	{ 16, 0, 12, 2 }, /* TMU0 TUNI*/
102 	{ 17, 0,  8, 2 }, /* TMU1 TUNI */
103 	{ 18, 0,  4, 2 }, /* TMU2 TUNI */
104 	{ 19, 0,  4, 2 }, /* TMU2 TIPCI */
105 	{ 27, 1, 12, 2 }, /* WDT ITI */
106 	{ 28, 1,  8, 2 }, /* REF RCMI */
107 	{ 29, 1,  8, 2 }, /* REF ROVI */
108 	{ 32, 2,  0, 7 }, /* HUDI */
109 	{ 33, 2, 12, 7 }, /* GPIOI */
110 	{ 34, 2,  8, 7 }, /* DMAC DMTE0 */
111 	{ 35, 2,  8, 7 }, /* DMAC DMTE1 */
112 	{ 36, 2,  8, 7 }, /* DMAC DMTE2 */
113 	{ 37, 2,  8, 7 }, /* DMAC DMTE3 */
114 	{ 38, 2,  8, 7 }, /* DMAC DMAE */
115 	{ 44, 2,  8, 7 }, /* DMAC DMTE4 */
116 	{ 45, 2,  8, 7 }, /* DMAC DMTE5 */
117 	{ 46, 2,  8, 7 }, /* DMAC DMTE6 */
118 	{ 47, 2,  8, 7 }, /* DMAC DMTE7 */
119 /* these here are only valid if INTC_ICR bit 7 is set to 1!
120  * XXX: maybe CONFIG_SH_IRLMODE symbol? SH7751 could use it too */
121 #if 0
122 	{  2, 3, 12, 3 }, /* IRL0 */
123 	{  5, 3,  8, 3 }, /* IRL1 */
124 	{  8, 3,  4, 3 }, /* IRL2 */
125 	{ 11, 3,  0, 3 }, /* IRL3 */
126 #endif
127 };
128 
129 static unsigned long ipr_offsets[] = {
130 	0xffd00004UL,	/* 0: IPRA */
131 	0xffd00008UL,	/* 1: IPRB */
132 	0xffd0000cUL,	/* 2: IPRC */
133 	0xffd00010UL,	/* 3: IPRD */
134 };
135 
136 /* given the IPR index return the address of the IPR register */
137 unsigned int map_ipridx_to_addr(int idx)
138 {
139 	if (idx >= ARRAY_SIZE(ipr_offsets))
140 		return 0;
141 	return ipr_offsets[idx];
142 }
143 
144 void __init init_IRQ_intc2(void)
145 {
146 	make_intc2_irq(intc2_irq_table, ARRAY_SIZE(intc2_irq_table));
147 }
148 
149 void __init  init_IRQ_ipr(void)
150 {
151 	make_ipr_irq(sh7760_ipr_map, ARRAY_SIZE(sh7760_ipr_map));
152 }
153