1 // SPDX-License-Identifier: GPL-2.0
2 /*
3  * SH7343 Setup
4  *
5  *  Copyright (C) 2006  Paul Mundt
6  */
7 #include <linux/platform_device.h>
8 #include <linux/init.h>
9 #include <linux/serial.h>
10 #include <linux/serial_sci.h>
11 #include <linux/uio_driver.h>
12 #include <linux/sh_timer.h>
13 #include <linux/sh_intc.h>
14 #include <asm/clock.h>
15 
16 /* Serial */
17 static struct plat_sci_port scif0_platform_data = {
18 	.scscr		= SCSCR_CKE1,
19 	.type           = PORT_SCIF,
20 };
21 
22 static struct resource scif0_resources[] = {
23 	DEFINE_RES_MEM(0xffe00000, 0x100),
24 	DEFINE_RES_IRQ(evt2irq(0xc00)),
25 };
26 
27 static struct platform_device scif0_device = {
28 	.name		= "sh-sci",
29 	.id		= 0,
30 	.resource	= scif0_resources,
31 	.num_resources	= ARRAY_SIZE(scif0_resources),
32 	.dev		= {
33 		.platform_data	= &scif0_platform_data,
34 	},
35 };
36 
37 static struct plat_sci_port scif1_platform_data = {
38 	.scscr		= SCSCR_CKE1,
39 	.type           = PORT_SCIF,
40 };
41 
42 static struct resource scif1_resources[] = {
43 	DEFINE_RES_MEM(0xffe10000, 0x100),
44 	DEFINE_RES_IRQ(evt2irq(0xc20)),
45 };
46 
47 static struct platform_device scif1_device = {
48 	.name		= "sh-sci",
49 	.id		= 1,
50 	.resource	= scif1_resources,
51 	.num_resources	= ARRAY_SIZE(scif1_resources),
52 	.dev		= {
53 		.platform_data	= &scif1_platform_data,
54 	},
55 };
56 
57 static struct plat_sci_port scif2_platform_data = {
58 	.scscr		= SCSCR_CKE1,
59 	.type           = PORT_SCIF,
60 };
61 
62 static struct resource scif2_resources[] = {
63 	DEFINE_RES_MEM(0xffe20000, 0x100),
64 	DEFINE_RES_IRQ(evt2irq(0xc40)),
65 };
66 
67 static struct platform_device scif2_device = {
68 	.name		= "sh-sci",
69 	.id		= 2,
70 	.resource	= scif2_resources,
71 	.num_resources	= ARRAY_SIZE(scif2_resources),
72 	.dev		= {
73 		.platform_data	= &scif2_platform_data,
74 	},
75 };
76 
77 static struct plat_sci_port scif3_platform_data = {
78 	.scscr		= SCSCR_CKE1,
79 	.type           = PORT_SCIF,
80 };
81 
82 static struct resource scif3_resources[] = {
83 	DEFINE_RES_MEM(0xffe30000, 0x100),
84 	DEFINE_RES_IRQ(evt2irq(0xc60)),
85 };
86 
87 static struct platform_device scif3_device = {
88 	.name		= "sh-sci",
89 	.id		= 3,
90 	.resource	= scif3_resources,
91 	.num_resources	= ARRAY_SIZE(scif3_resources),
92 	.dev		= {
93 		.platform_data	= &scif3_platform_data,
94 	},
95 };
96 
97 static struct resource iic0_resources[] = {
98 	[0] = {
99 		.name	= "IIC0",
100 		.start  = 0x04470000,
101 		.end    = 0x04470017,
102 		.flags  = IORESOURCE_MEM,
103 	},
104 	[1] = {
105 		.start  = evt2irq(0xe00),
106 		.end    = evt2irq(0xe60),
107 		.flags  = IORESOURCE_IRQ,
108        },
109 };
110 
111 static struct platform_device iic0_device = {
112 	.name           = "i2c-sh_mobile",
113 	.id             = 0, /* "i2c0" clock */
114 	.num_resources  = ARRAY_SIZE(iic0_resources),
115 	.resource       = iic0_resources,
116 };
117 
118 static struct resource iic1_resources[] = {
119 	[0] = {
120 		.name	= "IIC1",
121 		.start  = 0x04750000,
122 		.end    = 0x04750017,
123 		.flags  = IORESOURCE_MEM,
124 	},
125 	[1] = {
126 		.start  = evt2irq(0x780),
127 		.end    = evt2irq(0x7e0),
128 		.flags  = IORESOURCE_IRQ,
129        },
130 };
131 
132 static struct platform_device iic1_device = {
133 	.name           = "i2c-sh_mobile",
134 	.id             = 1, /* "i2c1" clock */
135 	.num_resources  = ARRAY_SIZE(iic1_resources),
136 	.resource       = iic1_resources,
137 };
138 
139 static struct uio_info vpu_platform_data = {
140 	.name = "VPU4",
141 	.version = "0",
142 	.irq = evt2irq(0x980),
143 };
144 
145 static struct resource vpu_resources[] = {
146 	[0] = {
147 		.name	= "VPU",
148 		.start	= 0xfe900000,
149 		.end	= 0xfe9022eb,
150 		.flags	= IORESOURCE_MEM,
151 	},
152 	[1] = {
153 		/* place holder for contiguous memory */
154 	},
155 };
156 
157 static struct platform_device vpu_device = {
158 	.name		= "uio_pdrv_genirq",
159 	.id		= 0,
160 	.dev = {
161 		.platform_data	= &vpu_platform_data,
162 	},
163 	.resource	= vpu_resources,
164 	.num_resources	= ARRAY_SIZE(vpu_resources),
165 };
166 
167 static struct uio_info veu_platform_data = {
168 	.name = "VEU",
169 	.version = "0",
170 	.irq = evt2irq(0x8c0),
171 };
172 
173 static struct resource veu_resources[] = {
174 	[0] = {
175 		.name	= "VEU",
176 		.start	= 0xfe920000,
177 		.end	= 0xfe9200b7,
178 		.flags	= IORESOURCE_MEM,
179 	},
180 	[1] = {
181 		/* place holder for contiguous memory */
182 	},
183 };
184 
185 static struct platform_device veu_device = {
186 	.name		= "uio_pdrv_genirq",
187 	.id		= 1,
188 	.dev = {
189 		.platform_data	= &veu_platform_data,
190 	},
191 	.resource	= veu_resources,
192 	.num_resources	= ARRAY_SIZE(veu_resources),
193 };
194 
195 static struct uio_info jpu_platform_data = {
196 	.name = "JPU",
197 	.version = "0",
198 	.irq = evt2irq(0x560),
199 };
200 
201 static struct resource jpu_resources[] = {
202 	[0] = {
203 		.name	= "JPU",
204 		.start	= 0xfea00000,
205 		.end	= 0xfea102d3,
206 		.flags	= IORESOURCE_MEM,
207 	},
208 	[1] = {
209 		/* place holder for contiguous memory */
210 	},
211 };
212 
213 static struct platform_device jpu_device = {
214 	.name		= "uio_pdrv_genirq",
215 	.id		= 2,
216 	.dev = {
217 		.platform_data	= &jpu_platform_data,
218 	},
219 	.resource	= jpu_resources,
220 	.num_resources	= ARRAY_SIZE(jpu_resources),
221 };
222 
223 static struct sh_timer_config cmt_platform_data = {
224 	.channels_mask = 0x20,
225 };
226 
227 static struct resource cmt_resources[] = {
228 	DEFINE_RES_MEM(0x044a0000, 0x70),
229 	DEFINE_RES_IRQ(evt2irq(0xf00)),
230 };
231 
232 static struct platform_device cmt_device = {
233 	.name		= "sh-cmt-32",
234 	.id		= 0,
235 	.dev = {
236 		.platform_data	= &cmt_platform_data,
237 	},
238 	.resource	= cmt_resources,
239 	.num_resources	= ARRAY_SIZE(cmt_resources),
240 };
241 
242 static struct sh_timer_config tmu0_platform_data = {
243 	.channels_mask = 7,
244 };
245 
246 static struct resource tmu0_resources[] = {
247 	DEFINE_RES_MEM(0xffd80000, 0x2c),
248 	DEFINE_RES_IRQ(evt2irq(0x400)),
249 	DEFINE_RES_IRQ(evt2irq(0x420)),
250 	DEFINE_RES_IRQ(evt2irq(0x440)),
251 };
252 
253 static struct platform_device tmu0_device = {
254 	.name		= "sh-tmu",
255 	.id		= 0,
256 	.dev = {
257 		.platform_data	= &tmu0_platform_data,
258 	},
259 	.resource	= tmu0_resources,
260 	.num_resources	= ARRAY_SIZE(tmu0_resources),
261 };
262 
263 static struct platform_device *sh7343_devices[] __initdata = {
264 	&scif0_device,
265 	&scif1_device,
266 	&scif2_device,
267 	&scif3_device,
268 	&cmt_device,
269 	&tmu0_device,
270 	&iic0_device,
271 	&iic1_device,
272 	&vpu_device,
273 	&veu_device,
274 	&jpu_device,
275 };
276 
277 static int __init sh7343_devices_setup(void)
278 {
279 	platform_resource_setup_memory(&vpu_device, "vpu", 1 << 20);
280 	platform_resource_setup_memory(&veu_device, "veu", 2 << 20);
281 	platform_resource_setup_memory(&jpu_device, "jpu", 2 << 20);
282 
283 	return platform_add_devices(sh7343_devices,
284 				    ARRAY_SIZE(sh7343_devices));
285 }
286 arch_initcall(sh7343_devices_setup);
287 
288 static struct platform_device *sh7343_early_devices[] __initdata = {
289 	&scif0_device,
290 	&scif1_device,
291 	&scif2_device,
292 	&scif3_device,
293 	&cmt_device,
294 	&tmu0_device,
295 };
296 
297 void __init plat_early_device_setup(void)
298 {
299 	early_platform_add_devices(sh7343_early_devices,
300 				   ARRAY_SIZE(sh7343_early_devices));
301 }
302 
303 enum {
304 	UNUSED = 0,
305 	ENABLED,
306 	DISABLED,
307 
308 	/* interrupt sources */
309 	IRQ0, IRQ1, IRQ2, IRQ3, IRQ4, IRQ5, IRQ6, IRQ7,
310 	DMAC0, DMAC1, DMAC2, DMAC3,
311 	VIO_CEUI, VIO_BEUI, VIO_VEUI, VOU,
312 	MFI, VPU, TPU, Z3D4, USBI0, USBI1,
313 	MMC_ERR, MMC_TRAN, MMC_FSTAT, MMC_FRDY,
314 	DMAC4, DMAC5, DMAC_DADERR,
315 	KEYSC,
316 	SCIF, SCIF1, SCIF2, SCIF3,
317 	SIOF0, SIOF1, SIO,
318 	FLCTL_FLSTEI, FLCTL_FLENDI, FLCTL_FLTREQ0I, FLCTL_FLTREQ1I,
319 	I2C0_ALI, I2C0_TACKI, I2C0_WAITI, I2C0_DTEI,
320 	I2C1_ALI, I2C1_TACKI, I2C1_WAITI, I2C1_DTEI,
321 	SIM_TEI, SIM_TXI, SIM_RXI, SIM_ERI,
322 	IRDA, SDHI, CMT, TSIF, SIU,
323 	TMU0, TMU1, TMU2,
324 	JPU, LCDC,
325 
326 	/* interrupt groups */
327 
328 	DMAC0123, VIOVOU, MMC, DMAC45, FLCTL, I2C0, I2C1, SIM, USB,
329 };
330 
331 static struct intc_vect vectors[] __initdata = {
332 	INTC_VECT(IRQ0, 0x600), INTC_VECT(IRQ1, 0x620),
333 	INTC_VECT(IRQ2, 0x640), INTC_VECT(IRQ3, 0x660),
334 	INTC_VECT(IRQ4, 0x680), INTC_VECT(IRQ5, 0x6a0),
335 	INTC_VECT(IRQ6, 0x6c0), INTC_VECT(IRQ7, 0x6e0),
336 	INTC_VECT(I2C1_ALI, 0x780), INTC_VECT(I2C1_TACKI, 0x7a0),
337 	INTC_VECT(I2C1_WAITI, 0x7c0), INTC_VECT(I2C1_DTEI, 0x7e0),
338 	INTC_VECT(DMAC0, 0x800), INTC_VECT(DMAC1, 0x820),
339 	INTC_VECT(DMAC2, 0x840), INTC_VECT(DMAC3, 0x860),
340 	INTC_VECT(VIO_CEUI, 0x880), INTC_VECT(VIO_BEUI, 0x8a0),
341 	INTC_VECT(VIO_VEUI, 0x8c0), INTC_VECT(VOU, 0x8e0),
342 	INTC_VECT(MFI, 0x900), INTC_VECT(VPU, 0x980),
343 	INTC_VECT(TPU, 0x9a0), INTC_VECT(Z3D4, 0x9e0),
344 	INTC_VECT(USBI0, 0xa20), INTC_VECT(USBI1, 0xa40),
345 	INTC_VECT(MMC_ERR, 0xb00), INTC_VECT(MMC_TRAN, 0xb20),
346 	INTC_VECT(MMC_FSTAT, 0xb40), INTC_VECT(MMC_FRDY, 0xb60),
347 	INTC_VECT(DMAC4, 0xb80), INTC_VECT(DMAC5, 0xba0),
348 	INTC_VECT(DMAC_DADERR, 0xbc0), INTC_VECT(KEYSC, 0xbe0),
349 	INTC_VECT(SCIF, 0xc00), INTC_VECT(SCIF1, 0xc20),
350 	INTC_VECT(SCIF2, 0xc40), INTC_VECT(SCIF3, 0xc60),
351 	INTC_VECT(SIOF0, 0xc80), INTC_VECT(SIOF1, 0xca0),
352 	INTC_VECT(SIO, 0xd00),
353 	INTC_VECT(FLCTL_FLSTEI, 0xd80), INTC_VECT(FLCTL_FLENDI, 0xda0),
354 	INTC_VECT(FLCTL_FLTREQ0I, 0xdc0), INTC_VECT(FLCTL_FLTREQ1I, 0xde0),
355 	INTC_VECT(I2C0_ALI, 0xe00), INTC_VECT(I2C0_TACKI, 0xe20),
356 	INTC_VECT(I2C0_WAITI, 0xe40), INTC_VECT(I2C0_DTEI, 0xe60),
357 	INTC_VECT(SDHI, 0xe80), INTC_VECT(SDHI, 0xea0),
358 	INTC_VECT(SDHI, 0xec0), INTC_VECT(SDHI, 0xee0),
359 	INTC_VECT(CMT, 0xf00), INTC_VECT(TSIF, 0xf20),
360 	INTC_VECT(SIU, 0xf80),
361 	INTC_VECT(TMU0, 0x400), INTC_VECT(TMU1, 0x420),
362 	INTC_VECT(TMU2, 0x440),
363 	INTC_VECT(JPU, 0x560), INTC_VECT(LCDC, 0x580),
364 };
365 
366 static struct intc_group groups[] __initdata = {
367 	INTC_GROUP(DMAC0123, DMAC0, DMAC1, DMAC2, DMAC3),
368 	INTC_GROUP(VIOVOU, VIO_CEUI, VIO_BEUI, VIO_VEUI, VOU),
369 	INTC_GROUP(MMC, MMC_FRDY, MMC_FSTAT, MMC_TRAN, MMC_ERR),
370 	INTC_GROUP(DMAC45, DMAC4, DMAC5, DMAC_DADERR),
371 	INTC_GROUP(FLCTL, FLCTL_FLSTEI, FLCTL_FLENDI,
372 		   FLCTL_FLTREQ0I, FLCTL_FLTREQ1I),
373 	INTC_GROUP(I2C0, I2C0_ALI, I2C0_TACKI, I2C0_WAITI, I2C0_DTEI),
374 	INTC_GROUP(I2C1, I2C1_ALI, I2C1_TACKI, I2C1_WAITI, I2C1_DTEI),
375 	INTC_GROUP(SIM, SIM_TEI, SIM_TXI, SIM_RXI, SIM_ERI),
376 	INTC_GROUP(USB, USBI0, USBI1),
377 };
378 
379 static struct intc_mask_reg mask_registers[] __initdata = {
380 	{ 0xa4080084, 0xa40800c4, 8, /* IMR1 / IMCR1 */
381 	  { VOU, VIO_VEUI, VIO_BEUI, VIO_CEUI, DMAC3, DMAC2, DMAC1, DMAC0 } },
382 	{ 0xa4080088, 0xa40800c8, 8, /* IMR2 / IMCR2 */
383 	  { 0, 0, 0, VPU, 0, 0, 0, MFI } },
384 	{ 0xa408008c, 0xa40800cc, 8, /* IMR3 / IMCR3 */
385 	  { SIM_TEI, SIM_TXI, SIM_RXI, SIM_ERI, 0, 0, 0, IRDA } },
386 	{ 0xa4080090, 0xa40800d0, 8, /* IMR4 / IMCR4 */
387 	  { 0, TMU2, TMU1, TMU0, JPU, 0, 0, LCDC } },
388 	{ 0xa4080094, 0xa40800d4, 8, /* IMR5 / IMCR5 */
389 	  { KEYSC, DMAC_DADERR, DMAC5, DMAC4, SCIF3, SCIF2, SCIF1, SCIF } },
390 	{ 0xa4080098, 0xa40800d8, 8, /* IMR6 / IMCR6 */
391 	  { 0, 0, 0, SIO, Z3D4, 0, SIOF1, SIOF0 } },
392 	{ 0xa408009c, 0xa40800dc, 8, /* IMR7 / IMCR7 */
393 	  { I2C0_DTEI, I2C0_WAITI, I2C0_TACKI, I2C0_ALI,
394 	    FLCTL_FLTREQ1I, FLCTL_FLTREQ0I, FLCTL_FLENDI, FLCTL_FLSTEI } },
395 	{ 0xa40800a0, 0xa40800e0, 8, /* IMR8 / IMCR8 */
396 	  { DISABLED, ENABLED, ENABLED, ENABLED, 0, 0, 0, SIU } },
397 	{ 0xa40800a4, 0xa40800e4, 8, /* IMR9 / IMCR9 */
398 	  { 0, 0, 0, CMT, 0, USBI1, USBI0 } },
399 	{ 0xa40800a8, 0xa40800e8, 8, /* IMR10 / IMCR10 */
400 	  { MMC_FRDY, MMC_FSTAT, MMC_TRAN, MMC_ERR } },
401 	{ 0xa40800ac, 0xa40800ec, 8, /* IMR11 / IMCR11 */
402 	  { I2C1_DTEI, I2C1_WAITI, I2C1_TACKI, I2C1_ALI, TPU, 0, 0, TSIF } },
403 	{ 0xa4140044, 0xa4140064, 8, /* INTMSK00 / INTMSKCLR00 */
404 	  { IRQ0, IRQ1, IRQ2, IRQ3, IRQ4, IRQ5, IRQ6, IRQ7 } },
405 };
406 
407 static struct intc_prio_reg prio_registers[] __initdata = {
408 	{ 0xa4080000, 0, 16, 4, /* IPRA */ { TMU0, TMU1, TMU2 } },
409 	{ 0xa4080004, 0, 16, 4, /* IPRB */ { JPU, LCDC, SIM } },
410 	{ 0xa4080010, 0, 16, 4, /* IPRE */ { DMAC0123, VIOVOU, MFI, VPU } },
411 	{ 0xa4080014, 0, 16, 4, /* IPRF */ { KEYSC, DMAC45, USB, CMT } },
412 	{ 0xa4080018, 0, 16, 4, /* IPRG */ { SCIF, SCIF1, SCIF2, SCIF3 } },
413 	{ 0xa408001c, 0, 16, 4, /* IPRH */ { SIOF0, SIOF1, FLCTL, I2C0 } },
414 	{ 0xa4080020, 0, 16, 4, /* IPRI */ { SIO, 0, TSIF, I2C1 } },
415 	{ 0xa4080024, 0, 16, 4, /* IPRJ */ { Z3D4, 0, SIU } },
416 	{ 0xa4080028, 0, 16, 4, /* IPRK */ { 0, MMC, 0, SDHI } },
417 	{ 0xa408002c, 0, 16, 4, /* IPRL */ { 0, 0, TPU } },
418 	{ 0xa4140010, 0, 32, 4, /* INTPRI00 */
419 	  { IRQ0, IRQ1, IRQ2, IRQ3, IRQ4, IRQ5, IRQ6, IRQ7 } },
420 };
421 
422 static struct intc_sense_reg sense_registers[] __initdata = {
423 	{ 0xa414001c, 16, 2, /* ICR1 */
424 	  { IRQ0, IRQ1, IRQ2, IRQ3, IRQ4, IRQ5, IRQ6, IRQ7 } },
425 };
426 
427 static struct intc_mask_reg ack_registers[] __initdata = {
428 	{ 0xa4140024, 0, 8, /* INTREQ00 */
429 	  { IRQ0, IRQ1, IRQ2, IRQ3, IRQ4, IRQ5, IRQ6, IRQ7 } },
430 };
431 
432 static struct intc_desc intc_desc __initdata = {
433 	.name = "sh7343",
434 	.force_enable = ENABLED,
435 	.force_disable = DISABLED,
436 	.hw = INTC_HW_DESC(vectors, groups, mask_registers,
437 			   prio_registers, sense_registers, ack_registers),
438 };
439 
440 void __init plat_irq_setup(void)
441 {
442 	register_intc_controller(&intc_desc);
443 }
444