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7dec62e9 PM |
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> | |
c42f32dc | 13 | #include <linux/sh_timer.h> |
96de1a8f | 14 | #include <linux/serial_sci.h> |
53abf911 | 15 | #include <linux/io.h> |
7dec62e9 | 16 | |
e29bfbc4 MD |
17 | enum { |
18 | UNUSED = 0, | |
19 | ||
20 | /* interrupt sources */ | |
21 | IRL0, IRL1, IRL2, IRL3, | |
3d6ad460 | 22 | HUDI, GPIOI, DMAC, |
e29bfbc4 MD |
23 | IRQ4, IRQ5, IRQ6, IRQ7, |
24 | HCAN20, HCAN21, | |
25 | SSI0, SSI1, | |
26 | HAC0, HAC1, | |
27 | I2C0, I2C1, | |
28 | USB, LCDC, | |
29 | DMABRG0, DMABRG1, DMABRG2, | |
30 | SCIF0_ERI, SCIF0_RXI, SCIF0_BRI, SCIF0_TXI, | |
31 | SCIF1_ERI, SCIF1_RXI, SCIF1_BRI, SCIF1_TXI, | |
32 | SCIF2_ERI, SCIF2_RXI, SCIF2_BRI, SCIF2_TXI, | |
33 | SIM_ERI, SIM_RXI, SIM_TXI, SIM_TEI, | |
34 | HSPI, | |
35 | MMCIF0, MMCIF1, MMCIF2, MMCIF3, | |
36 | MFI, ADC, CMT, | |
3d6ad460 MD |
37 | TMU0, TMU1, TMU2, |
38 | WDT, REF, | |
e29bfbc4 MD |
39 | |
40 | /* interrupt groups */ | |
3d6ad460 | 41 | DMABRG, SCIF0, SCIF1, SCIF2, SIM, MMCIF, |
e29bfbc4 MD |
42 | }; |
43 | ||
5c37e025 | 44 | static struct intc_vect vectors[] __initdata = { |
e29bfbc4 | 45 | INTC_VECT(HUDI, 0x600), INTC_VECT(GPIOI, 0x620), |
3d6ad460 MD |
46 | INTC_VECT(DMAC, 0x640), INTC_VECT(DMAC, 0x660), |
47 | INTC_VECT(DMAC, 0x680), INTC_VECT(DMAC, 0x6a0), | |
48 | INTC_VECT(DMAC, 0x780), INTC_VECT(DMAC, 0x7a0), | |
49 | INTC_VECT(DMAC, 0x7c0), INTC_VECT(DMAC, 0x7e0), | |
50 | INTC_VECT(DMAC, 0x6c0), | |
e29bfbc4 MD |
51 | INTC_VECT(IRQ4, 0x800), INTC_VECT(IRQ5, 0x820), |
52 | INTC_VECT(IRQ6, 0x840), INTC_VECT(IRQ6, 0x860), | |
53 | INTC_VECT(HCAN20, 0x900), INTC_VECT(HCAN21, 0x920), | |
54 | INTC_VECT(SSI0, 0x940), INTC_VECT(SSI1, 0x960), | |
55 | INTC_VECT(HAC0, 0x980), INTC_VECT(HAC1, 0x9a0), | |
56 | INTC_VECT(I2C0, 0x9c0), INTC_VECT(I2C1, 0x9e0), | |
57 | INTC_VECT(USB, 0xa00), INTC_VECT(LCDC, 0xa20), | |
58 | INTC_VECT(DMABRG0, 0xa80), INTC_VECT(DMABRG1, 0xaa0), | |
59 | INTC_VECT(DMABRG2, 0xac0), | |
60 | INTC_VECT(SCIF0_ERI, 0x880), INTC_VECT(SCIF0_RXI, 0x8a0), | |
61 | INTC_VECT(SCIF0_BRI, 0x8c0), INTC_VECT(SCIF0_TXI, 0x8e0), | |
62 | INTC_VECT(SCIF1_ERI, 0xb00), INTC_VECT(SCIF1_RXI, 0xb20), | |
63 | INTC_VECT(SCIF1_BRI, 0xb40), INTC_VECT(SCIF1_TXI, 0xb60), | |
64 | INTC_VECT(SCIF2_ERI, 0xb80), INTC_VECT(SCIF2_RXI, 0xba0), | |
65 | INTC_VECT(SCIF2_BRI, 0xbc0), INTC_VECT(SCIF2_TXI, 0xbe0), | |
66 | INTC_VECT(SIM_ERI, 0xc00), INTC_VECT(SIM_RXI, 0xc20), | |
67 | INTC_VECT(SIM_TXI, 0xc40), INTC_VECT(SIM_TEI, 0xc60), | |
68 | INTC_VECT(HSPI, 0xc80), | |
69 | INTC_VECT(MMCIF0, 0xd00), INTC_VECT(MMCIF1, 0xd20), | |
70 | INTC_VECT(MMCIF2, 0xd40), INTC_VECT(MMCIF3, 0xd60), | |
71 | INTC_VECT(MFI, 0xe80), /* 0xf80 according to data sheet */ | |
72 | INTC_VECT(ADC, 0xf80), INTC_VECT(CMT, 0xfa0), | |
73 | INTC_VECT(TMU0, 0x400), INTC_VECT(TMU1, 0x420), | |
3d6ad460 | 74 | INTC_VECT(TMU2, 0x440), INTC_VECT(TMU2, 0x460), |
e29bfbc4 | 75 | INTC_VECT(WDT, 0x560), |
3d6ad460 | 76 | INTC_VECT(REF, 0x580), INTC_VECT(REF, 0x5a0), |
e29bfbc4 MD |
77 | }; |
78 | ||
5c37e025 | 79 | static struct intc_group groups[] __initdata = { |
e29bfbc4 MD |
80 | INTC_GROUP(DMABRG, DMABRG0, DMABRG1, DMABRG2), |
81 | INTC_GROUP(SCIF0, SCIF0_ERI, SCIF0_RXI, SCIF0_BRI, SCIF0_TXI), | |
82 | INTC_GROUP(SCIF1, SCIF1_ERI, SCIF1_RXI, SCIF1_BRI, SCIF1_TXI), | |
83 | INTC_GROUP(SCIF2, SCIF2_ERI, SCIF2_RXI, SCIF2_BRI, SCIF2_TXI), | |
84 | INTC_GROUP(SIM, SIM_ERI, SIM_RXI, SIM_TXI, SIM_TEI), | |
85 | INTC_GROUP(MMCIF, MMCIF0, MMCIF1, MMCIF2, MMCIF3), | |
e29bfbc4 MD |
86 | }; |
87 | ||
5c37e025 | 88 | static struct intc_mask_reg mask_registers[] __initdata = { |
e29bfbc4 MD |
89 | { 0xfe080040, 0xfe080060, 32, /* INTMSK00 / INTMSKCLR00 */ |
90 | { IRQ4, IRQ5, IRQ6, IRQ7, 0, 0, HCAN20, HCAN21, | |
91 | SSI0, SSI1, HAC0, HAC1, I2C0, I2C1, USB, LCDC, | |
92 | 0, DMABRG0, DMABRG1, DMABRG2, | |
93 | SCIF0_ERI, SCIF0_RXI, SCIF0_BRI, SCIF0_TXI, | |
94 | SCIF1_ERI, SCIF1_RXI, SCIF1_BRI, SCIF1_TXI, | |
95 | SCIF2_ERI, SCIF2_RXI, SCIF2_BRI, SCIF2_TXI, } }, | |
96 | { 0xfe080044, 0xfe080064, 32, /* INTMSK04 / INTMSKCLR04 */ | |
97 | { 0, 0, 0, 0, 0, 0, 0, 0, | |
98 | SIM_ERI, SIM_RXI, SIM_TXI, SIM_TEI, | |
99 | HSPI, MMCIF0, MMCIF1, MMCIF2, | |
100 | MMCIF3, 0, 0, 0, 0, 0, 0, 0, | |
101 | 0, MFI, 0, 0, 0, 0, ADC, CMT, } }, | |
102 | }; | |
103 | ||
5c37e025 | 104 | static struct intc_prio_reg prio_registers[] __initdata = { |
6ef5fb2c MD |
105 | { 0xffd00004, 0, 16, 4, /* IPRA */ { TMU0, TMU1, TMU2 } }, |
106 | { 0xffd00008, 0, 16, 4, /* IPRB */ { WDT, REF, 0, 0 } }, | |
107 | { 0xffd0000c, 0, 16, 4, /* IPRC */ { GPIOI, DMAC, 0, HUDI } }, | |
108 | { 0xffd00010, 0, 16, 4, /* IPRD */ { IRL0, IRL1, IRL2, IRL3 } }, | |
109 | { 0xfe080000, 0, 32, 4, /* INTPRI00 */ { IRQ4, IRQ5, IRQ6, IRQ7 } }, | |
110 | { 0xfe080004, 0, 32, 4, /* INTPRI04 */ { HCAN20, HCAN21, SSI0, SSI1, | |
111 | HAC0, HAC1, I2C0, I2C1 } }, | |
112 | { 0xfe080008, 0, 32, 4, /* INTPRI08 */ { USB, LCDC, DMABRG, SCIF0, | |
113 | SCIF1, SCIF2, SIM, HSPI } }, | |
114 | { 0xfe08000c, 0, 32, 4, /* INTPRI0C */ { 0, 0, MMCIF, 0, | |
115 | MFI, 0, ADC, CMT } }, | |
e29bfbc4 MD |
116 | }; |
117 | ||
118 | static DECLARE_INTC_DESC(intc_desc, "sh7760", vectors, groups, | |
7f3edee8 | 119 | mask_registers, prio_registers, NULL); |
e29bfbc4 | 120 | |
5c37e025 | 121 | static struct intc_vect vectors_irq[] __initdata = { |
e29bfbc4 MD |
122 | INTC_VECT(IRL0, 0x240), INTC_VECT(IRL1, 0x2a0), |
123 | INTC_VECT(IRL2, 0x300), INTC_VECT(IRL3, 0x360), | |
124 | }; | |
125 | ||
126 | static DECLARE_INTC_DESC(intc_desc_irq, "sh7760-irq", vectors_irq, groups, | |
7f3edee8 | 127 | mask_registers, prio_registers, NULL); |
e29bfbc4 | 128 | |
cd5f1076 MD |
129 | static struct plat_sci_port scif0_platform_data = { |
130 | .mapbase = 0xfe600000, | |
131 | .flags = UPF_BOOT_AUTOCONF, | |
132 | .type = PORT_SCIF, | |
133 | .irqs = { 52, 53, 55, 54 }, | |
134 | }; | |
135 | ||
136 | static struct platform_device scif0_device = { | |
137 | .name = "sh-sci", | |
138 | .id = 0, | |
139 | .dev = { | |
140 | .platform_data = &scif0_platform_data, | |
141 | }, | |
142 | }; | |
143 | ||
144 | static struct plat_sci_port scif1_platform_data = { | |
145 | .mapbase = 0xfe610000, | |
146 | .flags = UPF_BOOT_AUTOCONF, | |
147 | .type = PORT_SCIF, | |
148 | .irqs = { 72, 73, 75, 74 }, | |
149 | }; | |
150 | ||
151 | static struct platform_device scif1_device = { | |
152 | .name = "sh-sci", | |
153 | .id = 1, | |
154 | .dev = { | |
155 | .platform_data = &scif1_platform_data, | |
156 | }, | |
157 | }; | |
158 | ||
159 | static struct plat_sci_port scif2_platform_data = { | |
160 | .mapbase = 0xfe620000, | |
161 | .flags = UPF_BOOT_AUTOCONF, | |
162 | .type = PORT_SCIF, | |
163 | .irqs = { 76, 77, 79, 78 }, | |
164 | }; | |
165 | ||
166 | static struct platform_device scif2_device = { | |
167 | .name = "sh-sci", | |
168 | .id = 2, | |
169 | .dev = { | |
170 | .platform_data = &scif2_platform_data, | |
171 | }, | |
172 | }; | |
173 | ||
174 | static struct plat_sci_port scif3_platform_data = { | |
175 | .mapbase = 0xfe480000, | |
176 | .flags = UPF_BOOT_AUTOCONF, | |
177 | .type = PORT_SCI, | |
178 | .irqs = { 80, 81, 82, 0 }, | |
7dec62e9 PM |
179 | }; |
180 | ||
cd5f1076 | 181 | static struct platform_device scif3_device = { |
7dec62e9 | 182 | .name = "sh-sci", |
cd5f1076 | 183 | .id = 3, |
7dec62e9 | 184 | .dev = { |
cd5f1076 | 185 | .platform_data = &scif3_platform_data, |
7dec62e9 PM |
186 | }, |
187 | }; | |
188 | ||
c42f32dc | 189 | static struct sh_timer_config tmu0_platform_data = { |
c42f32dc MD |
190 | .channel_offset = 0x04, |
191 | .timer_bit = 0, | |
c42f32dc MD |
192 | .clockevent_rating = 200, |
193 | }; | |
194 | ||
195 | static struct resource tmu0_resources[] = { | |
196 | [0] = { | |
c42f32dc MD |
197 | .start = 0xffd80008, |
198 | .end = 0xffd80013, | |
199 | .flags = IORESOURCE_MEM, | |
200 | }, | |
201 | [1] = { | |
202 | .start = 16, | |
203 | .flags = IORESOURCE_IRQ, | |
204 | }, | |
205 | }; | |
206 | ||
207 | static struct platform_device tmu0_device = { | |
208 | .name = "sh_tmu", | |
209 | .id = 0, | |
210 | .dev = { | |
211 | .platform_data = &tmu0_platform_data, | |
212 | }, | |
213 | .resource = tmu0_resources, | |
214 | .num_resources = ARRAY_SIZE(tmu0_resources), | |
215 | }; | |
216 | ||
217 | static struct sh_timer_config tmu1_platform_data = { | |
c42f32dc MD |
218 | .channel_offset = 0x10, |
219 | .timer_bit = 1, | |
c42f32dc MD |
220 | .clocksource_rating = 200, |
221 | }; | |
222 | ||
223 | static struct resource tmu1_resources[] = { | |
224 | [0] = { | |
c42f32dc MD |
225 | .start = 0xffd80014, |
226 | .end = 0xffd8001f, | |
227 | .flags = IORESOURCE_MEM, | |
228 | }, | |
229 | [1] = { | |
230 | .start = 17, | |
231 | .flags = IORESOURCE_IRQ, | |
232 | }, | |
233 | }; | |
234 | ||
235 | static struct platform_device tmu1_device = { | |
236 | .name = "sh_tmu", | |
237 | .id = 1, | |
238 | .dev = { | |
239 | .platform_data = &tmu1_platform_data, | |
240 | }, | |
241 | .resource = tmu1_resources, | |
242 | .num_resources = ARRAY_SIZE(tmu1_resources), | |
243 | }; | |
244 | ||
245 | static struct sh_timer_config tmu2_platform_data = { | |
c42f32dc MD |
246 | .channel_offset = 0x1c, |
247 | .timer_bit = 2, | |
c42f32dc MD |
248 | }; |
249 | ||
250 | static struct resource tmu2_resources[] = { | |
251 | [0] = { | |
c42f32dc MD |
252 | .start = 0xffd80020, |
253 | .end = 0xffd8002f, | |
254 | .flags = IORESOURCE_MEM, | |
255 | }, | |
256 | [1] = { | |
257 | .start = 18, | |
258 | .flags = IORESOURCE_IRQ, | |
259 | }, | |
260 | }; | |
261 | ||
262 | static struct platform_device tmu2_device = { | |
263 | .name = "sh_tmu", | |
264 | .id = 2, | |
265 | .dev = { | |
266 | .platform_data = &tmu2_platform_data, | |
267 | }, | |
268 | .resource = tmu2_resources, | |
269 | .num_resources = ARRAY_SIZE(tmu2_resources), | |
270 | }; | |
271 | ||
272 | ||
7dec62e9 | 273 | static struct platform_device *sh7760_devices[] __initdata = { |
cd5f1076 MD |
274 | &scif0_device, |
275 | &scif1_device, | |
276 | &scif2_device, | |
277 | &scif3_device, | |
c42f32dc MD |
278 | &tmu0_device, |
279 | &tmu1_device, | |
280 | &tmu2_device, | |
7dec62e9 PM |
281 | }; |
282 | ||
283 | static int __init sh7760_devices_setup(void) | |
284 | { | |
285 | return platform_add_devices(sh7760_devices, | |
286 | ARRAY_SIZE(sh7760_devices)); | |
287 | } | |
ba9a6337 | 288 | arch_initcall(sh7760_devices_setup); |
66a74057 | 289 | |
c42f32dc | 290 | static struct platform_device *sh7760_early_devices[] __initdata = { |
cd5f1076 MD |
291 | &scif0_device, |
292 | &scif1_device, | |
293 | &scif2_device, | |
294 | &scif3_device, | |
c42f32dc MD |
295 | &tmu0_device, |
296 | &tmu1_device, | |
297 | &tmu2_device, | |
298 | }; | |
299 | ||
300 | void __init plat_early_device_setup(void) | |
301 | { | |
302 | early_platform_add_devices(sh7760_early_devices, | |
303 | ARRAY_SIZE(sh7760_early_devices)); | |
304 | } | |
305 | ||
53abf911 LS |
306 | #define INTC_ICR 0xffd00000UL |
307 | #define INTC_ICR_IRLM (1 << 7) | |
308 | ||
e29bfbc4 MD |
309 | void __init plat_irq_setup_pins(int mode) |
310 | { | |
311 | switch (mode) { | |
312 | case IRQ_MODE_IRQ: | |
9d56dd3b | 313 | __raw_writew(__raw_readw(INTC_ICR) | INTC_ICR_IRLM, INTC_ICR); |
e29bfbc4 MD |
314 | register_intc_controller(&intc_desc_irq); |
315 | break; | |
316 | default: | |
317 | BUG(); | |
318 | } | |
319 | } | |
6dcda6f1 | 320 | |
90015c89 | 321 | void __init plat_irq_setup(void) |
6dcda6f1 | 322 | { |
e29bfbc4 | 323 | register_intc_controller(&intc_desc); |
6dcda6f1 | 324 | } |