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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 <linux/serial_sci.h>
14 
15 enum {
16 	UNUSED = 0,
17 
18 	/* interrupt sources */
19 	IRQ0, IRQ1, IRQ2, IRQ3, IRQ4, IRQ5, IRQ6, IRQ7,
20 	PINT0, PINT1, PINT2, PINT3, PINT4, PINT5, PINT6, PINT7,
21 	ADC_ADI0, ADC_ADI1,
22 	DMAC0_DEI, DMAC0_HEI, DMAC1_DEI, DMAC1_HEI,
23 	DMAC2_DEI, DMAC2_HEI, DMAC3_DEI, DMAC3_HEI,
24 	DMAC4_DEI, DMAC4_HEI, DMAC5_DEI, DMAC5_HEI,
25 	DMAC6_DEI, DMAC6_HEI, DMAC7_DEI, DMAC7_HEI,
26 	CMT0, CMT1, BSC, WDT,
27 	MTU2_TGI0A, MTU2_TGI0B, MTU2_TGI0C, MTU2_TGI0D,
28 	MTU2_TCI0V, MTU2_TGI0E, MTU2_TGI0F,
29 	MTU2_TGI1A, MTU2_TGI1B, MTU2_TCI1V, MTU2_TCI1U,
30 	MTU2_TGI2A, MTU2_TGI2B, MTU2_TCI2V, MTU2_TCI2U,
31 	MTU2_TGI3A, MTU2_TGI3B, MTU2_TGI3C, MTU2_TGI3D, MTU2_TCI3V,
32 	MTU2_TGI4A, MTU2_TGI4B, MTU2_TGI4C, MTU2_TGI4D, MTU2_TCI4V,
33 	MTU2_TGI5U, MTU2_TGI5V, MTU2_TGI5W,
34 	POE2_OEI1, POE2_OEI2,
35 	MTU2S_TGI3A, MTU2S_TGI3B, MTU2S_TGI3C, MTU2S_TGI3D, MTU2S_TCI3V,
36 	MTU2S_TGI4A, MTU2S_TGI4B, MTU2S_TGI4C, MTU2S_TGI4D, MTU2S_TCI4V,
37 	MTU2S_TGI5U, MTU2S_TGI5V, MTU2S_TGI5W,
38 	POE2_OEI3,
39 	IIC3_STPI, IIC3_NAKI, IIC3_RXI, IIC3_TXI, IIC3_TEI,
40 	SCIF0_BRI, SCIF0_ERI, SCIF0_RXI, SCIF0_TXI,
41 	SCIF1_BRI, SCIF1_ERI, SCIF1_RXI, SCIF1_TXI,
42 	SCIF2_BRI, SCIF2_ERI, SCIF2_RXI, SCIF2_TXI,
43 	SCIF3_BRI, SCIF3_ERI, SCIF3_RXI, SCIF3_TXI,
44 
45 	/* interrupt groups */
46 	PINT, DMAC0, DMAC1, DMAC2, DMAC3, DMAC4, DMAC5, DMAC6, DMAC7,
47 	MTU0_ABCD, MTU0_VEF, MTU1_AB, MTU1_VU, MTU2_AB, MTU2_VU,
48 	MTU3_ABCD, MTU4_ABCD, MTU5, POE2_12, MTU3S_ABCD, MTU4S_ABCD, MTU5S,
49 	IIC3, SCIF0, SCIF1, SCIF2, SCIF3,
50 };
51 
52 static struct intc_vect vectors[] __initdata = {
53 	INTC_IRQ(IRQ0, 64), INTC_IRQ(IRQ1, 65),
54 	INTC_IRQ(IRQ2, 66), INTC_IRQ(IRQ3, 67),
55 	INTC_IRQ(IRQ4, 68), INTC_IRQ(IRQ5, 69),
56 	INTC_IRQ(IRQ6, 70), INTC_IRQ(IRQ7, 71),
57 	INTC_IRQ(PINT0, 80), INTC_IRQ(PINT1, 81),
58 	INTC_IRQ(PINT2, 82), INTC_IRQ(PINT3, 83),
59 	INTC_IRQ(PINT4, 84), INTC_IRQ(PINT5, 85),
60 	INTC_IRQ(PINT6, 86), INTC_IRQ(PINT7, 87),
61 	INTC_IRQ(ADC_ADI0, 92), INTC_IRQ(ADC_ADI1, 96),
62 	INTC_IRQ(DMAC0_DEI, 108), INTC_IRQ(DMAC0_HEI, 109),
63 	INTC_IRQ(DMAC1_DEI, 112), INTC_IRQ(DMAC1_HEI, 113),
64 	INTC_IRQ(DMAC2_DEI, 116), INTC_IRQ(DMAC2_HEI, 117),
65 	INTC_IRQ(DMAC3_DEI, 120), INTC_IRQ(DMAC3_HEI, 121),
66 	INTC_IRQ(DMAC4_DEI, 124), INTC_IRQ(DMAC4_HEI, 125),
67 	INTC_IRQ(DMAC5_DEI, 128), INTC_IRQ(DMAC5_HEI, 129),
68 	INTC_IRQ(DMAC6_DEI, 132), INTC_IRQ(DMAC6_HEI, 133),
69 	INTC_IRQ(DMAC7_DEI, 136), INTC_IRQ(DMAC7_HEI, 137),
70 	INTC_IRQ(CMT0, 140), INTC_IRQ(CMT1, 144),
71 	INTC_IRQ(BSC, 148), INTC_IRQ(WDT, 152),
72 	INTC_IRQ(MTU2_TGI0A, 156), INTC_IRQ(MTU2_TGI0B, 157),
73 	INTC_IRQ(MTU2_TGI0C, 158), INTC_IRQ(MTU2_TGI0D, 159),
74 	INTC_IRQ(MTU2_TCI0V, 160),
75 	INTC_IRQ(MTU2_TGI0E, 161), INTC_IRQ(MTU2_TGI0F, 162),
76 	INTC_IRQ(MTU2_TGI1A, 164), INTC_IRQ(MTU2_TGI1B, 165),
77 	INTC_IRQ(MTU2_TCI1V, 168), INTC_IRQ(MTU2_TCI1U, 169),
78 	INTC_IRQ(MTU2_TGI2A, 172), INTC_IRQ(MTU2_TGI2B, 173),
79 	INTC_IRQ(MTU2_TCI2V, 176), INTC_IRQ(MTU2_TCI2U, 177),
80 	INTC_IRQ(MTU2_TGI3A, 180), INTC_IRQ(MTU2_TGI3B, 181),
81 	INTC_IRQ(MTU2_TGI3C, 182), INTC_IRQ(MTU2_TGI3D, 183),
82 	INTC_IRQ(MTU2_TCI3V, 184),
83 	INTC_IRQ(MTU2_TGI4A, 188), INTC_IRQ(MTU2_TGI4B, 189),
84 	INTC_IRQ(MTU2_TGI4C, 190), INTC_IRQ(MTU2_TGI4D, 191),
85 	INTC_IRQ(MTU2_TCI4V, 192),
86 	INTC_IRQ(MTU2_TGI5U, 196), INTC_IRQ(MTU2_TGI5V, 197),
87 	INTC_IRQ(MTU2_TGI5W, 198),
88 	INTC_IRQ(POE2_OEI1, 200), INTC_IRQ(POE2_OEI2, 201),
89 	INTC_IRQ(MTU2S_TGI3A, 204), INTC_IRQ(MTU2S_TGI3B, 205),
90 	INTC_IRQ(MTU2S_TGI3C, 206), INTC_IRQ(MTU2S_TGI3D, 207),
91 	INTC_IRQ(MTU2S_TCI3V, 208),
92 	INTC_IRQ(MTU2S_TGI4A, 212), INTC_IRQ(MTU2S_TGI4B, 213),
93 	INTC_IRQ(MTU2S_TGI4C, 214), INTC_IRQ(MTU2S_TGI4D, 215),
94 	INTC_IRQ(MTU2S_TCI4V, 216),
95 	INTC_IRQ(MTU2S_TGI5U, 220), INTC_IRQ(MTU2S_TGI5V, 221),
96 	INTC_IRQ(MTU2S_TGI5W, 222),
97 	INTC_IRQ(POE2_OEI3, 224),
98 	INTC_IRQ(IIC3_STPI, 228), INTC_IRQ(IIC3_NAKI, 229),
99 	INTC_IRQ(IIC3_RXI, 230), INTC_IRQ(IIC3_TXI, 231),
100 	INTC_IRQ(IIC3_TEI, 232),
101 	INTC_IRQ(SCIF0_BRI, 240), INTC_IRQ(SCIF0_ERI, 241),
102 	INTC_IRQ(SCIF0_RXI, 242), INTC_IRQ(SCIF0_TXI, 243),
103 	INTC_IRQ(SCIF1_BRI, 244), INTC_IRQ(SCIF1_ERI, 245),
104 	INTC_IRQ(SCIF1_RXI, 246), INTC_IRQ(SCIF1_TXI, 247),
105 	INTC_IRQ(SCIF2_BRI, 248), INTC_IRQ(SCIF2_ERI, 249),
106 	INTC_IRQ(SCIF2_RXI, 250), INTC_IRQ(SCIF2_TXI, 251),
107 	INTC_IRQ(SCIF3_BRI, 252), INTC_IRQ(SCIF3_ERI, 253),
108 	INTC_IRQ(SCIF3_RXI, 254), INTC_IRQ(SCIF3_TXI, 255),
109 };
110 
111 static struct intc_group groups[] __initdata = {
112 	INTC_GROUP(PINT, PINT0, PINT1, PINT2, PINT3,
113 		   PINT4, PINT5, PINT6, PINT7),
114 	INTC_GROUP(DMAC0, DMAC0_DEI, DMAC0_HEI),
115 	INTC_GROUP(DMAC1, DMAC1_DEI, DMAC1_HEI),
116 	INTC_GROUP(DMAC2, DMAC2_DEI, DMAC2_HEI),
117 	INTC_GROUP(DMAC3, DMAC3_DEI, DMAC3_HEI),
118 	INTC_GROUP(DMAC4, DMAC4_DEI, DMAC4_HEI),
119 	INTC_GROUP(DMAC5, DMAC5_DEI, DMAC5_HEI),
120 	INTC_GROUP(DMAC6, DMAC6_DEI, DMAC6_HEI),
121 	INTC_GROUP(DMAC7, DMAC7_DEI, DMAC7_HEI),
122 	INTC_GROUP(MTU0_ABCD, MTU2_TGI0A, MTU2_TGI0B, MTU2_TGI0C, MTU2_TGI0D),
123 	INTC_GROUP(MTU0_VEF, MTU2_TCI0V, MTU2_TGI0E, MTU2_TGI0F),
124 	INTC_GROUP(MTU1_AB, MTU2_TGI1A, MTU2_TGI1B),
125 	INTC_GROUP(MTU1_VU, MTU2_TCI1V, MTU2_TCI1U),
126 	INTC_GROUP(MTU2_AB, MTU2_TGI2A, MTU2_TGI2B),
127 	INTC_GROUP(MTU2_VU, MTU2_TCI2V, MTU2_TCI2U),
128 	INTC_GROUP(MTU3_ABCD, MTU2_TGI3A, MTU2_TGI3B, MTU2_TGI3C, MTU2_TGI3D),
129 	INTC_GROUP(MTU4_ABCD, MTU2_TGI4A, MTU2_TGI4B, MTU2_TGI4C, MTU2_TGI4D),
130 	INTC_GROUP(MTU5, MTU2_TGI5U, MTU2_TGI5V, MTU2_TGI5W),
131 	INTC_GROUP(POE2_12, POE2_OEI1, POE2_OEI2),
132 	INTC_GROUP(MTU3S_ABCD, MTU2S_TGI3A, MTU2S_TGI3B,
133 		   MTU2S_TGI3C, MTU2S_TGI3D),
134 	INTC_GROUP(MTU4S_ABCD, MTU2S_TGI4A, MTU2S_TGI4B,
135 		   MTU2S_TGI4C, MTU2S_TGI4D),
136 	INTC_GROUP(MTU5S, MTU2S_TGI5U, MTU2S_TGI5V, MTU2S_TGI5W),
137 	INTC_GROUP(IIC3, IIC3_STPI, IIC3_NAKI, IIC3_RXI, IIC3_TXI, IIC3_TEI),
138 	INTC_GROUP(SCIF0, SCIF0_BRI, SCIF0_ERI, SCIF0_RXI, SCIF0_TXI),
139 	INTC_GROUP(SCIF1, SCIF1_BRI, SCIF1_ERI, SCIF1_RXI, SCIF1_TXI),
140 	INTC_GROUP(SCIF2, SCIF2_BRI, SCIF2_ERI, SCIF2_RXI, SCIF2_TXI),
141 	INTC_GROUP(SCIF3, SCIF3_BRI, SCIF3_ERI, SCIF3_RXI, SCIF3_TXI),
142 };
143 
144 static struct intc_prio_reg prio_registers[] __initdata = {
145 	{ 0xfffe0818, 0, 16, 4, /* IPR01 */ { IRQ0, IRQ1, IRQ2, IRQ3 } },
146 	{ 0xfffe081a, 0, 16, 4, /* IPR02 */ { IRQ4, IRQ5, IRQ6, IRQ7 } },
147 	{ 0xfffe0820, 0, 16, 4, /* IPR05 */ { PINT, 0, ADC_ADI0, ADC_ADI1 } },
148 	{ 0xfffe0c00, 0, 16, 4, /* IPR06 */ { DMAC0, DMAC1, DMAC2, DMAC3 } },
149 	{ 0xfffe0c02, 0, 16, 4, /* IPR07 */ { DMAC4, DMAC5, DMAC6, DMAC7 } },
150 	{ 0xfffe0c04, 0, 16, 4, /* IPR08 */ { CMT0, CMT1, BSC, WDT } },
151 	{ 0xfffe0c06, 0, 16, 4, /* IPR09 */ { MTU0_ABCD, MTU0_VEF,
152 					      MTU1_AB, MTU1_VU } },
153 	{ 0xfffe0c08, 0, 16, 4, /* IPR10 */ { MTU2_AB, MTU2_VU,
154 					      MTU3_ABCD, MTU2_TCI3V } },
155 	{ 0xfffe0c0a, 0, 16, 4, /* IPR11 */ { MTU4_ABCD, MTU2_TCI4V,
156 					      MTU5, POE2_12 } },
157 	{ 0xfffe0c0c, 0, 16, 4, /* IPR12 */ { MTU3S_ABCD, MTU2S_TCI3V,
158 					      MTU4S_ABCD, MTU2S_TCI4V } },
159 	{ 0xfffe0c0e, 0, 16, 4, /* IPR13 */ { MTU5S, POE2_OEI3, IIC3, 0 } },
160 	{ 0xfffe0c10, 0, 16, 4, /* IPR14 */ { SCIF0, SCIF1, SCIF2, SCIF3 } },
161 };
162 
163 static struct intc_mask_reg mask_registers[] __initdata = {
164 	{ 0xfffe0808, 0, 16, /* PINTER */
165 	  { 0, 0, 0, 0, 0, 0, 0, 0,
166 	    PINT7, PINT6, PINT5, PINT4, PINT3, PINT2, PINT1, PINT0 } },
167 };
168 
169 static DECLARE_INTC_DESC(intc_desc, "sh7206", vectors, groups,
170 			 mask_registers, prio_registers, NULL);
171 
172 static struct plat_sci_port sci_platform_data[] = {
173 	{
174 		.mapbase	= 0xfffe8000,
175 		.flags		= UPF_BOOT_AUTOCONF,
176 		.type		= PORT_SCIF,
177 		.irqs		=  { 241, 242, 243, 240 },
178 	}, {
179 		.mapbase	= 0xfffe8800,
180 		.flags		= UPF_BOOT_AUTOCONF,
181 		.type		= PORT_SCIF,
182 		.irqs		=  { 245, 246, 247, 244 },
183 	}, {
184 		.mapbase	= 0xfffe9000,
185 		.flags		= UPF_BOOT_AUTOCONF,
186 		.type		= PORT_SCIF,
187 		.irqs		=  { 249, 250, 251, 248 },
188 	}, {
189 		.mapbase	= 0xfffe9800,
190 		.flags		= UPF_BOOT_AUTOCONF,
191 		.type		= PORT_SCIF,
192 		.irqs		=  { 253, 254, 255, 252 },
193 	}, {
194 		.flags = 0,
195 	}
196 };
197 
198 static struct platform_device sci_device = {
199 	.name		= "sh-sci",
200 	.id		= -1,
201 	.dev		= {
202 		.platform_data	= sci_platform_data,
203 	},
204 };
205 
206 static struct platform_device *sh7206_devices[] __initdata = {
207 	&sci_device,
208 };
209 
sh7206_devices_setup(void)210 static int __init sh7206_devices_setup(void)
211 {
212 	return platform_add_devices(sh7206_devices,
213 				    ARRAY_SIZE(sh7206_devices));
214 }
215 __initcall(sh7206_devices_setup);
216 
plat_irq_setup(void)217 void __init plat_irq_setup(void)
218 {
219 	register_intc_controller(&intc_desc);
220 }
221