xref: /linux/arch/sh/kernel/cpu/sh2a/setup-sh7203.c (revision 367b8112fe2ea5c39a7bb4d263dcdd9b612fae18)
1 /*
2  * SH7203 and SH7263 Setup
3  *
4  *  Copyright (C) 2007  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 <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 	DMAC0_DEI, DMAC0_HEI, DMAC1_DEI, DMAC1_HEI,
22 	DMAC2_DEI, DMAC2_HEI, DMAC3_DEI, DMAC3_HEI,
23 	DMAC4_DEI, DMAC4_HEI, DMAC5_DEI, DMAC5_HEI,
24 	DMAC6_DEI, DMAC6_HEI, DMAC7_DEI, DMAC7_HEI,
25 	USB, LCDC, CMT0, CMT1, BSC, WDT,
26 	MTU2_TGI0A, MTU2_TGI0B, MTU2_TGI0C, MTU2_TGI0D,
27 	MTU2_TCI0V, MTU2_TGI0E, MTU2_TGI0F,
28 	MTU2_TGI1A, MTU2_TGI1B, MTU2_TCI1V, MTU2_TCI1U,
29 	MTU2_TGI2A, MTU2_TGI2B, MTU2_TCI2V, MTU2_TCI2U,
30 	MTU2_TGI3A, MTU2_TGI3B, MTU2_TGI3C, MTU2_TGI3D, MTU2_TCI3V,
31 	MTU2_TGI4A, MTU2_TGI4B, MTU2_TGI4C, MTU2_TGI4D, MTU2_TCI4V,
32 	ADC_ADI,
33 	IIC30_STPI, IIC30_NAKI, IIC30_RXI, IIC30_TXI, IIC30_TEI,
34 	IIC31_STPI, IIC31_NAKI, IIC31_RXI, IIC31_TXI, IIC31_TEI,
35 	IIC32_STPI, IIC32_NAKI, IIC32_RXI, IIC32_TXI, IIC32_TEI,
36 	IIC33_STPI, IIC33_NAKI, IIC33_RXI, IIC33_TXI, IIC33_TEI,
37 	SCIF0_BRI, SCIF0_ERI, SCIF0_RXI, SCIF0_TXI,
38 	SCIF1_BRI, SCIF1_ERI, SCIF1_RXI, SCIF1_TXI,
39 	SCIF2_BRI, SCIF2_ERI, SCIF2_RXI, SCIF2_TXI,
40 	SCIF3_BRI, SCIF3_ERI, SCIF3_RXI, SCIF3_TXI,
41 	SSU0_SSERI, SSU0_SSRXI, SSU0_SSTXI,
42 	SSU1_SSERI, SSU1_SSRXI, SSU1_SSTXI,
43 	SSI0_SSII, SSI1_SSII, SSI2_SSII, SSI3_SSII,
44 
45 	/* ROM-DEC, SDHI, SRC, and IEB are SH7263 specific */
46 	ROMDEC_ISY, ROMDEC_IERR, ROMDEC_IARG, ROMDEC_ISEC, ROMDEC_IBUF,
47 	ROMDEC_IREADY,
48 
49 	FLCTL_FLSTEI, FLCTL_FLTENDI, FLCTL_FLTREQ0I, FLCTL_FLTREQ1I,
50 
51 	SDHI3, SDHI0, SDHI1,
52 
53 	RTC_ARM, RTC_PRD, RTC_CUP,
54 	RCAN0_ERS, RCAN0_OVR, RCAN0_RM0, RCAN0_RM1, RCAN0_SLE,
55 	RCAN1_ERS, RCAN1_OVR, RCAN1_RM0, RCAN1_RM1, RCAN1_SLE,
56 
57 	SRC_OVF, SRC_ODFI, SRC_IDEI, IEBI,
58 
59 	/* interrupt groups */
60 	PINT, DMAC0, DMAC1, DMAC2, DMAC3, DMAC4, DMAC5, DMAC6, DMAC7,
61 	MTU0_ABCD, MTU0_VEF, MTU1_AB, MTU1_VU, MTU2_AB, MTU2_VU,
62 	MTU3_ABCD, MTU4_ABCD,
63 	IIC30, IIC31, IIC32, IIC33, SCIF0, SCIF1, SCIF2, SCIF3,
64 	SSU0, SSU1, ROMDEC, SDHI, FLCTL, RTC, RCAN0, RCAN1, SRC
65 };
66 
67 static struct intc_vect vectors[] __initdata = {
68 	INTC_IRQ(IRQ0, 64), INTC_IRQ(IRQ1, 65),
69 	INTC_IRQ(IRQ2, 66), INTC_IRQ(IRQ3, 67),
70 	INTC_IRQ(IRQ4, 68), INTC_IRQ(IRQ5, 69),
71 	INTC_IRQ(IRQ6, 70), INTC_IRQ(IRQ7, 71),
72 	INTC_IRQ(PINT0, 80), INTC_IRQ(PINT1, 81),
73 	INTC_IRQ(PINT2, 82), INTC_IRQ(PINT3, 83),
74 	INTC_IRQ(PINT4, 84), INTC_IRQ(PINT5, 85),
75 	INTC_IRQ(PINT6, 86), INTC_IRQ(PINT7, 87),
76 	INTC_IRQ(DMAC0_DEI, 108), INTC_IRQ(DMAC0_HEI, 109),
77 	INTC_IRQ(DMAC1_DEI, 112), INTC_IRQ(DMAC1_HEI, 113),
78 	INTC_IRQ(DMAC2_DEI, 116), INTC_IRQ(DMAC2_HEI, 117),
79 	INTC_IRQ(DMAC3_DEI, 120), INTC_IRQ(DMAC3_HEI, 121),
80 	INTC_IRQ(DMAC4_DEI, 124), INTC_IRQ(DMAC4_HEI, 125),
81 	INTC_IRQ(DMAC5_DEI, 128), INTC_IRQ(DMAC5_HEI, 129),
82 	INTC_IRQ(DMAC6_DEI, 132), INTC_IRQ(DMAC6_HEI, 133),
83 	INTC_IRQ(DMAC7_DEI, 136), INTC_IRQ(DMAC7_HEI, 137),
84 	INTC_IRQ(USB, 140), INTC_IRQ(LCDC, 141),
85 	INTC_IRQ(CMT0, 142), INTC_IRQ(CMT1, 143),
86 	INTC_IRQ(BSC, 144), INTC_IRQ(WDT, 145),
87 	INTC_IRQ(MTU2_TGI0A, 146), INTC_IRQ(MTU2_TGI0B, 147),
88 	INTC_IRQ(MTU2_TGI0C, 148), INTC_IRQ(MTU2_TGI0D, 149),
89 	INTC_IRQ(MTU2_TCI0V, 150),
90 	INTC_IRQ(MTU2_TGI0E, 151), INTC_IRQ(MTU2_TGI0F, 152),
91 	INTC_IRQ(MTU2_TGI1A, 153), INTC_IRQ(MTU2_TGI1B, 154),
92 	INTC_IRQ(MTU2_TCI1V, 155), INTC_IRQ(MTU2_TCI1U, 156),
93 	INTC_IRQ(MTU2_TGI2A, 157), INTC_IRQ(MTU2_TGI2B, 158),
94 	INTC_IRQ(MTU2_TCI2V, 159), INTC_IRQ(MTU2_TCI2U, 160),
95 	INTC_IRQ(MTU2_TGI3A, 161), INTC_IRQ(MTU2_TGI3B, 162),
96 	INTC_IRQ(MTU2_TGI3C, 163), INTC_IRQ(MTU2_TGI3D, 164),
97 	INTC_IRQ(MTU2_TCI3V, 165),
98 	INTC_IRQ(MTU2_TGI4A, 166), INTC_IRQ(MTU2_TGI4B, 167),
99 	INTC_IRQ(MTU2_TGI4C, 168), INTC_IRQ(MTU2_TGI4D, 169),
100 	INTC_IRQ(MTU2_TCI4V, 170),
101 	INTC_IRQ(ADC_ADI, 171),
102 	INTC_IRQ(IIC30_STPI, 172), INTC_IRQ(IIC30_NAKI, 173),
103 	INTC_IRQ(IIC30_RXI, 174), INTC_IRQ(IIC30_TXI, 175),
104 	INTC_IRQ(IIC30_TEI, 176),
105 	INTC_IRQ(IIC31_STPI, 177), INTC_IRQ(IIC31_NAKI, 178),
106 	INTC_IRQ(IIC31_RXI, 179), INTC_IRQ(IIC31_TXI, 180),
107 	INTC_IRQ(IIC31_TEI, 181),
108 	INTC_IRQ(IIC32_STPI, 182), INTC_IRQ(IIC32_NAKI, 183),
109 	INTC_IRQ(IIC32_RXI, 184), INTC_IRQ(IIC32_TXI, 185),
110 	INTC_IRQ(IIC32_TEI, 186),
111 	INTC_IRQ(IIC33_STPI, 187), INTC_IRQ(IIC33_NAKI, 188),
112 	INTC_IRQ(IIC33_RXI, 189), INTC_IRQ(IIC33_TXI, 190),
113 	INTC_IRQ(IIC33_TEI, 191),
114 	INTC_IRQ(SCIF0_BRI, 192), INTC_IRQ(SCIF0_ERI, 193),
115 	INTC_IRQ(SCIF0_RXI, 194), INTC_IRQ(SCIF0_TXI, 195),
116 	INTC_IRQ(SCIF1_BRI, 196), INTC_IRQ(SCIF1_ERI, 197),
117 	INTC_IRQ(SCIF1_RXI, 198), INTC_IRQ(SCIF1_TXI, 199),
118 	INTC_IRQ(SCIF2_BRI, 200), INTC_IRQ(SCIF2_ERI, 201),
119 	INTC_IRQ(SCIF2_RXI, 202), INTC_IRQ(SCIF2_TXI, 203),
120 	INTC_IRQ(SCIF3_BRI, 204), INTC_IRQ(SCIF3_ERI, 205),
121 	INTC_IRQ(SCIF3_RXI, 206), INTC_IRQ(SCIF3_TXI, 207),
122 	INTC_IRQ(SSU0_SSERI, 208), INTC_IRQ(SSU0_SSRXI, 209),
123 	INTC_IRQ(SSU0_SSTXI, 210),
124 	INTC_IRQ(SSU1_SSERI, 211), INTC_IRQ(SSU1_SSRXI, 212),
125 	INTC_IRQ(SSU1_SSTXI, 213),
126 	INTC_IRQ(SSI0_SSII, 214), INTC_IRQ(SSI1_SSII, 215),
127 	INTC_IRQ(SSI2_SSII, 216), INTC_IRQ(SSI3_SSII, 217),
128 	INTC_IRQ(FLCTL_FLSTEI, 224), INTC_IRQ(FLCTL_FLTENDI, 225),
129 	INTC_IRQ(FLCTL_FLTREQ0I, 226), INTC_IRQ(FLCTL_FLTREQ1I, 227),
130 	INTC_IRQ(RTC_ARM, 231), INTC_IRQ(RTC_PRD, 232),
131 	INTC_IRQ(RTC_CUP, 233),
132 	INTC_IRQ(RCAN0_ERS, 234), INTC_IRQ(RCAN0_OVR, 235),
133 	INTC_IRQ(RCAN0_RM0, 236), INTC_IRQ(RCAN0_RM1, 237),
134 	INTC_IRQ(RCAN0_SLE, 238),
135 	INTC_IRQ(RCAN1_ERS, 239), INTC_IRQ(RCAN1_OVR, 240),
136 	INTC_IRQ(RCAN1_RM0, 241), INTC_IRQ(RCAN1_RM1, 242),
137 	INTC_IRQ(RCAN1_SLE, 243),
138 
139 	/* SH7263-specific trash */
140 #ifdef CONFIG_CPU_SUBTYPE_SH7263
141 	INTC_IRQ(ROMDEC_ISY, 218), INTC_IRQ(ROMDEC_IERR, 219),
142 	INTC_IRQ(ROMDEC_IARG, 220), INTC_IRQ(ROMDEC_ISEC, 221),
143 	INTC_IRQ(ROMDEC_IBUF, 222), INTC_IRQ(ROMDEC_IREADY, 223),
144 
145 	INTC_IRQ(SDHI3, 228), INTC_IRQ(SDHI0, 229), INTC_IRQ(SDHI1, 230),
146 
147 	INTC_IRQ(SRC_OVF, 244), INTC_IRQ(SRC_ODFI, 245),
148 	INTC_IRQ(SRC_IDEI, 246),
149 
150 	INTC_IRQ(IEBI, 247),
151 #endif
152 };
153 
154 static struct intc_group groups[] __initdata = {
155 	INTC_GROUP(PINT, PINT0, PINT1, PINT2, PINT3,
156 		   PINT4, PINT5, PINT6, PINT7),
157 	INTC_GROUP(DMAC0, DMAC0_DEI, DMAC0_HEI),
158 	INTC_GROUP(DMAC1, DMAC1_DEI, DMAC1_HEI),
159 	INTC_GROUP(DMAC2, DMAC2_DEI, DMAC2_HEI),
160 	INTC_GROUP(DMAC3, DMAC3_DEI, DMAC3_HEI),
161 	INTC_GROUP(DMAC4, DMAC4_DEI, DMAC4_HEI),
162 	INTC_GROUP(DMAC5, DMAC5_DEI, DMAC5_HEI),
163 	INTC_GROUP(DMAC6, DMAC6_DEI, DMAC6_HEI),
164 	INTC_GROUP(DMAC7, DMAC7_DEI, DMAC7_HEI),
165 	INTC_GROUP(MTU0_ABCD, MTU2_TGI0A, MTU2_TGI0B, MTU2_TGI0C, MTU2_TGI0D),
166 	INTC_GROUP(MTU0_VEF, MTU2_TCI0V, MTU2_TGI0E, MTU2_TGI0F),
167 	INTC_GROUP(MTU1_AB, MTU2_TGI1A, MTU2_TGI1B),
168 	INTC_GROUP(MTU1_VU, MTU2_TCI1V, MTU2_TCI1U),
169 	INTC_GROUP(MTU2_AB, MTU2_TGI2A, MTU2_TGI2B),
170 	INTC_GROUP(MTU2_VU, MTU2_TCI2V, MTU2_TCI2U),
171 	INTC_GROUP(MTU3_ABCD, MTU2_TGI3A, MTU2_TGI3B, MTU2_TGI3C, MTU2_TGI3D),
172 	INTC_GROUP(MTU4_ABCD, MTU2_TGI4A, MTU2_TGI4B, MTU2_TGI4C, MTU2_TGI4D),
173 	INTC_GROUP(IIC30, IIC30_STPI, IIC30_NAKI, IIC30_RXI, IIC30_TXI,
174 		   IIC30_TEI),
175 	INTC_GROUP(IIC31, IIC31_STPI, IIC31_NAKI, IIC31_RXI, IIC31_TXI,
176 		   IIC31_TEI),
177 	INTC_GROUP(IIC32, IIC32_STPI, IIC32_NAKI, IIC32_RXI, IIC32_TXI,
178 		   IIC32_TEI),
179 	INTC_GROUP(IIC33, IIC33_STPI, IIC33_NAKI, IIC33_RXI, IIC33_TXI,
180 		   IIC33_TEI),
181 	INTC_GROUP(SCIF0, SCIF0_BRI, SCIF0_ERI, SCIF0_RXI, SCIF0_TXI),
182 	INTC_GROUP(SCIF1, SCIF1_BRI, SCIF1_ERI, SCIF1_RXI, SCIF1_TXI),
183 	INTC_GROUP(SCIF2, SCIF2_BRI, SCIF2_ERI, SCIF2_RXI, SCIF2_TXI),
184 	INTC_GROUP(SCIF3, SCIF3_BRI, SCIF3_ERI, SCIF3_RXI, SCIF3_TXI),
185 	INTC_GROUP(SSU0, SSU0_SSERI, SSU0_SSRXI, SSU0_SSTXI),
186 	INTC_GROUP(SSU1, SSU1_SSERI, SSU1_SSRXI, SSU1_SSTXI),
187 	INTC_GROUP(FLCTL, FLCTL_FLSTEI, FLCTL_FLTENDI, FLCTL_FLTREQ0I,
188 		   FLCTL_FLTREQ1I),
189 	INTC_GROUP(RTC, RTC_ARM, RTC_PRD, RTC_CUP),
190 	INTC_GROUP(RCAN0, RCAN0_ERS, RCAN0_OVR, RCAN0_RM0, RCAN0_RM1,
191 		   RCAN0_SLE),
192 	INTC_GROUP(RCAN1, RCAN1_ERS, RCAN1_OVR, RCAN1_RM0, RCAN1_RM1,
193 		   RCAN1_SLE),
194 
195 #ifdef CONFIG_CPU_SUBTYPE_SH7263
196 	INTC_GROUP(ROMDEC, ROMDEC_ISY, ROMDEC_IERR, ROMDEC_IARG,
197 		   ROMDEC_ISEC, ROMDEC_IBUF, ROMDEC_IREADY),
198 	INTC_GROUP(SDHI, SDHI3, SDHI0, SDHI1),
199 	INTC_GROUP(SRC, SRC_OVF, SRC_ODFI, SRC_IDEI),
200 #endif
201 };
202 
203 static struct intc_prio_reg prio_registers[] __initdata = {
204 	{ 0xfffe0818, 0, 16, 4, /* IPR01 */ { IRQ0, IRQ1, IRQ2, IRQ3 } },
205 	{ 0xfffe081a, 0, 16, 4, /* IPR02 */ { IRQ4, IRQ5, IRQ6, IRQ7 } },
206 	{ 0xfffe0820, 0, 16, 4, /* IPR05 */ { PINT, 0, 0, 0 } },
207 	{ 0xfffe0c00, 0, 16, 4, /* IPR06 */ { DMAC0, DMAC1, DMAC2, DMAC3 } },
208 	{ 0xfffe0c02, 0, 16, 4, /* IPR07 */ { DMAC4, DMAC5, DMAC6, DMAC7 } },
209 	{ 0xfffe0c04, 0, 16, 4, /* IPR08 */ { USB, LCDC, CMT0, CMT1 } },
210 	{ 0xfffe0c06, 0, 16, 4, /* IPR09 */ { BSC, WDT, MTU0_ABCD, MTU0_VEF } },
211 	{ 0xfffe0c08, 0, 16, 4, /* IPR10 */ { MTU1_AB, MTU1_VU, MTU2_AB,
212 					      MTU2_VU } },
213 	{ 0xfffe0c0a, 0, 16, 4, /* IPR11 */ { MTU3_ABCD, MTU2_TCI3V, MTU4_ABCD,
214 					      MTU2_TCI4V } },
215 	{ 0xfffe0c0c, 0, 16, 4, /* IPR12 */ { ADC_ADI, IIC30, IIC31, IIC32 } },
216 	{ 0xfffe0c0e, 0, 16, 4, /* IPR13 */ { IIC33, SCIF0, SCIF1, SCIF2 } },
217 	{ 0xfffe0c10, 0, 16, 4, /* IPR14 */ { SCIF3, SSU0, SSU1, SSI0_SSII } },
218 #ifdef CONFIG_CPU_SUBTYPE_SH7203
219 	{ 0xfffe0c12, 0, 16, 4, /* IPR15 */ { SSI1_SSII, SSI2_SSII,
220 					      SSI3_SSII, 0 } },
221 	{ 0xfffe0c14, 0, 16, 4, /* IPR16 */ { FLCTL, 0, RTC, RCAN0 } },
222 	{ 0xfffe0c16, 0, 16, 4, /* IPR17 */ { RCAN1, 0, 0, 0 } },
223 #else
224 	{ 0xfffe0c12, 0, 16, 4, /* IPR15 */ { SSI1_SSII, SSI2_SSII,
225 					      SSI3_SSII, ROMDEC } },
226 	{ 0xfffe0c14, 0, 16, 4, /* IPR16 */ { FLCTL, SDHI, RTC, RCAN0 } },
227 	{ 0xfffe0c16, 0, 16, 4, /* IPR17 */ { RCAN1, SRC, IEBI, 0 } },
228 #endif
229 };
230 
231 static struct intc_mask_reg mask_registers[] __initdata = {
232 	{ 0xfffe0808, 0, 16, /* PINTER */
233 	  { 0, 0, 0, 0, 0, 0, 0, 0,
234 	    PINT7, PINT6, PINT5, PINT4, PINT3, PINT2, PINT1, PINT0 } },
235 };
236 
237 static DECLARE_INTC_DESC(intc_desc, "sh7203", vectors, groups,
238 			 mask_registers, prio_registers, NULL);
239 
240 static struct plat_sci_port sci_platform_data[] = {
241 	{
242 		.mapbase	= 0xfffe8000,
243 		.flags		= UPF_BOOT_AUTOCONF,
244 		.type		= PORT_SCIF,
245 		.irqs		=  { 193, 194, 195, 192 },
246 	}, {
247 		.mapbase	= 0xfffe8800,
248 		.flags		= UPF_BOOT_AUTOCONF,
249 		.type		= PORT_SCIF,
250 		.irqs		=  { 197, 198, 199, 196 },
251 	}, {
252 		.mapbase	= 0xfffe9000,
253 		.flags		= UPF_BOOT_AUTOCONF,
254 		.type		= PORT_SCIF,
255 		.irqs		=  { 201, 202, 203, 200 },
256 	}, {
257 		.mapbase	= 0xfffe9800,
258 		.flags		= UPF_BOOT_AUTOCONF,
259 		.type		= PORT_SCIF,
260 		.irqs		=  { 205, 206, 207, 204 },
261 	}, {
262 		.flags = 0,
263 	}
264 };
265 
266 static struct platform_device sci_device = {
267 	.name		= "sh-sci",
268 	.id		= -1,
269 	.dev		= {
270 		.platform_data	= sci_platform_data,
271 	},
272 };
273 
274 static struct resource rtc_resources[] = {
275 	[0] = {
276 		.start	= 0xffff2000,
277 		.end	= 0xffff2000 + 0x58 - 1,
278 		.flags	= IORESOURCE_IO,
279 	},
280 	[1] = {
281 		/* Period IRQ */
282 		.start	= 232,
283 		.flags	= IORESOURCE_IRQ,
284 	},
285 	[2] = {
286 		/* Carry IRQ */
287 		.start	= 233,
288 		.flags	= IORESOURCE_IRQ,
289 	},
290 	[3] = {
291 		/* Alarm IRQ */
292 		.start	= 231,
293 		.flags	= IORESOURCE_IRQ,
294 	},
295 };
296 
297 static struct platform_device rtc_device = {
298 	.name		= "sh-rtc",
299 	.id		= -1,
300 	.num_resources	= ARRAY_SIZE(rtc_resources),
301 	.resource	= rtc_resources,
302 };
303 
304 static struct platform_device *sh7203_devices[] __initdata = {
305 	&sci_device,
306 	&rtc_device,
307 };
308 
309 static int __init sh7203_devices_setup(void)
310 {
311 	return platform_add_devices(sh7203_devices,
312 				    ARRAY_SIZE(sh7203_devices));
313 }
314 __initcall(sh7203_devices_setup);
315 
316 void __init plat_irq_setup(void)
317 {
318 	register_intc_controller(&intc_desc);
319 }
320