tjh.dev
Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
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linux
1/*
2 * linux/arch/m32r/platforms/opsput/setup.c
3 *
4 * Setup routines for Renesas OPSPUT Board
5 *
6 * Copyright (c) 2002-2005
7 * Hiroyuki Kondo, Hirokazu Takata,
8 * Hitoshi Yamamoto, Takeo Takahashi, Mamoru Sakugawa
9 *
10 * This file is subject to the terms and conditions of the GNU General
11 * Public License. See the file "COPYING" in the main directory of this
12 * archive for more details.
13 */
14
15#include <linux/irq.h>
16#include <linux/kernel.h>
17#include <linux/init.h>
18#include <linux/platform_device.h>
19
20#include <asm/system.h>
21#include <asm/m32r.h>
22#include <asm/io.h>
23
24/*
25 * OPSP Interrupt Control Unit (Level 1)
26 */
27#define irq2port(x) (M32R_ICU_CR1_PORTL + ((x - 1) * sizeof(unsigned long)))
28
29icu_data_t icu_data[OPSPUT_NUM_CPU_IRQ];
30
31static void disable_opsput_irq(unsigned int irq)
32{
33 unsigned long port, data;
34
35 port = irq2port(irq);
36 data = icu_data[irq].icucr|M32R_ICUCR_ILEVEL7;
37 outl(data, port);
38}
39
40static void enable_opsput_irq(unsigned int irq)
41{
42 unsigned long port, data;
43
44 port = irq2port(irq);
45 data = icu_data[irq].icucr|M32R_ICUCR_IEN|M32R_ICUCR_ILEVEL6;
46 outl(data, port);
47}
48
49static void mask_opsput(struct irq_data *data)
50{
51 disable_opsput_irq(data->irq);
52}
53
54static void unmask_opsput(struct irq_data *data)
55{
56 enable_opsput_irq(data->irq);
57}
58
59static void shutdown_opsput(struct irq_data *data)
60{
61 unsigned long port;
62
63 port = irq2port(data->irq);
64 outl(M32R_ICUCR_ILEVEL7, port);
65}
66
67static struct irq_chip opsput_irq_type =
68{
69 .name = "OPSPUT-IRQ",
70 .irq_shutdown = shutdown_opsput,
71 .irq_mask = mask_opsput,
72 .irq_unmask = unmask_opsput,
73};
74
75/*
76 * Interrupt Control Unit of PLD on OPSPUT (Level 2)
77 */
78#define irq2pldirq(x) ((x) - OPSPUT_PLD_IRQ_BASE)
79#define pldirq2port(x) (unsigned long)((int)PLD_ICUCR1 + \
80 (((x) - 1) * sizeof(unsigned short)))
81
82typedef struct {
83 unsigned short icucr; /* ICU Control Register */
84} pld_icu_data_t;
85
86static pld_icu_data_t pld_icu_data[OPSPUT_NUM_PLD_IRQ];
87
88static void disable_opsput_pld_irq(unsigned int irq)
89{
90 unsigned long port, data;
91 unsigned int pldirq;
92
93 pldirq = irq2pldirq(irq);
94 port = pldirq2port(pldirq);
95 data = pld_icu_data[pldirq].icucr|PLD_ICUCR_ILEVEL7;
96 outw(data, port);
97}
98
99static void enable_opsput_pld_irq(unsigned int irq)
100{
101 unsigned long port, data;
102 unsigned int pldirq;
103
104 pldirq = irq2pldirq(irq);
105 port = pldirq2port(pldirq);
106 data = pld_icu_data[pldirq].icucr|PLD_ICUCR_IEN|PLD_ICUCR_ILEVEL6;
107 outw(data, port);
108}
109
110static void mask_opsput_pld(struct irq_data *data)
111{
112 disable_opsput_pld_irq(data->irq);
113}
114
115static void unmask_opsput_pld(struct irq_data *data)
116{
117 enable_opsput_pld_irq(data->irq);
118 enable_opsput_irq(M32R_IRQ_INT1);
119}
120
121static void shutdown_opsput_pld(struct irq_data *data)
122{
123 unsigned long port;
124 unsigned int pldirq;
125
126 pldirq = irq2pldirq(data->irq);
127 port = pldirq2port(pldirq);
128 outw(PLD_ICUCR_ILEVEL7, port);
129}
130
131static struct irq_chip opsput_pld_irq_type =
132{
133 .name = "OPSPUT-PLD-IRQ",
134 .irq_shutdown = shutdown_opsput_pld,
135 .irq_mask = mask_opsput_pld,
136 .irq_unmask = unmask_opsput_pld,
137};
138
139/*
140 * Interrupt Control Unit of PLD on OPSPUT-LAN (Level 2)
141 */
142#define irq2lanpldirq(x) ((x) - OPSPUT_LAN_PLD_IRQ_BASE)
143#define lanpldirq2port(x) (unsigned long)((int)OPSPUT_LAN_ICUCR1 + \
144 (((x) - 1) * sizeof(unsigned short)))
145
146static pld_icu_data_t lanpld_icu_data[OPSPUT_NUM_LAN_PLD_IRQ];
147
148static void disable_opsput_lanpld_irq(unsigned int irq)
149{
150 unsigned long port, data;
151 unsigned int pldirq;
152
153 pldirq = irq2lanpldirq(irq);
154 port = lanpldirq2port(pldirq);
155 data = lanpld_icu_data[pldirq].icucr|PLD_ICUCR_ILEVEL7;
156 outw(data, port);
157}
158
159static void enable_opsput_lanpld_irq(unsigned int irq)
160{
161 unsigned long port, data;
162 unsigned int pldirq;
163
164 pldirq = irq2lanpldirq(irq);
165 port = lanpldirq2port(pldirq);
166 data = lanpld_icu_data[pldirq].icucr|PLD_ICUCR_IEN|PLD_ICUCR_ILEVEL6;
167 outw(data, port);
168}
169
170static void mask_opsput_lanpld(struct irq_data *data)
171{
172 disable_opsput_lanpld_irq(data->irq);
173}
174
175static void unmask_opsput_lanpld(struct irq_data *data)
176{
177 enable_opsput_lanpld_irq(data->irq);
178 enable_opsput_irq(M32R_IRQ_INT0);
179}
180
181static void shutdown_opsput_lanpld(struct irq_data *data)
182{
183 unsigned long port;
184 unsigned int pldirq;
185
186 pldirq = irq2lanpldirq(data->irq);
187 port = lanpldirq2port(pldirq);
188 outw(PLD_ICUCR_ILEVEL7, port);
189}
190
191static struct irq_chip opsput_lanpld_irq_type =
192{
193 .name = "OPSPUT-PLD-LAN-IRQ",
194 .irq_shutdown = shutdown_opsput_lanpld,
195 .irq_mask = mask_opsput_lanpld,
196 .irq_unmask = unmask_opsput_lanpld,
197};
198
199/*
200 * Interrupt Control Unit of PLD on OPSPUT-LCD (Level 2)
201 */
202#define irq2lcdpldirq(x) ((x) - OPSPUT_LCD_PLD_IRQ_BASE)
203#define lcdpldirq2port(x) (unsigned long)((int)OPSPUT_LCD_ICUCR1 + \
204 (((x) - 1) * sizeof(unsigned short)))
205
206static pld_icu_data_t lcdpld_icu_data[OPSPUT_NUM_LCD_PLD_IRQ];
207
208static void disable_opsput_lcdpld_irq(unsigned int irq)
209{
210 unsigned long port, data;
211 unsigned int pldirq;
212
213 pldirq = irq2lcdpldirq(irq);
214 port = lcdpldirq2port(pldirq);
215 data = lcdpld_icu_data[pldirq].icucr|PLD_ICUCR_ILEVEL7;
216 outw(data, port);
217}
218
219static void enable_opsput_lcdpld_irq(unsigned int irq)
220{
221 unsigned long port, data;
222 unsigned int pldirq;
223
224 pldirq = irq2lcdpldirq(irq);
225 port = lcdpldirq2port(pldirq);
226 data = lcdpld_icu_data[pldirq].icucr|PLD_ICUCR_IEN|PLD_ICUCR_ILEVEL6;
227 outw(data, port);
228}
229
230static void mask_opsput_lcdpld(struct irq_data *data)
231{
232 disable_opsput_lcdpld_irq(data->irq);
233}
234
235static void unmask_opsput_lcdpld(struct irq_data *data)
236{
237 enable_opsput_lcdpld_irq(data->irq);
238 enable_opsput_irq(M32R_IRQ_INT2);
239}
240
241static void shutdown_opsput_lcdpld(struct irq_data *data)
242{
243 unsigned long port;
244 unsigned int pldirq;
245
246 pldirq = irq2lcdpldirq(data->irq);
247 port = lcdpldirq2port(pldirq);
248 outw(PLD_ICUCR_ILEVEL7, port);
249}
250
251static struct irq_chip opsput_lcdpld_irq_type = {
252 .name = "OPSPUT-PLD-LCD-IRQ",
253 .irq_shutdown = shutdown_opsput_lcdpld,
254 .irq_mask = mask_opsput_lcdpld,
255 .irq_unmask = unmask_opsput_lcdpld,
256};
257
258void __init init_IRQ(void)
259{
260#if defined(CONFIG_SMC91X)
261 /* INT#0: LAN controller on OPSPUT-LAN (SMC91C111)*/
262 irq_set_chip_and_handler(OPSPUT_LAN_IRQ_LAN, &opsput_lanpld_irq_type,
263 handle_level_irq);
264 lanpld_icu_data[irq2lanpldirq(OPSPUT_LAN_IRQ_LAN)].icucr = PLD_ICUCR_IEN|PLD_ICUCR_ISMOD02; /* "H" edge sense */
265 disable_opsput_lanpld_irq(OPSPUT_LAN_IRQ_LAN);
266#endif /* CONFIG_SMC91X */
267
268 /* MFT2 : system timer */
269 irq_set_chip_and_handler(M32R_IRQ_MFT2, &opsput_irq_type,
270 handle_level_irq);
271 icu_data[M32R_IRQ_MFT2].icucr = M32R_ICUCR_IEN;
272 disable_opsput_irq(M32R_IRQ_MFT2);
273
274 /* SIO0 : receive */
275 irq_set_chip_and_handler(M32R_IRQ_SIO0_R, &opsput_irq_type,
276 handle_level_irq);
277 icu_data[M32R_IRQ_SIO0_R].icucr = 0;
278 disable_opsput_irq(M32R_IRQ_SIO0_R);
279
280 /* SIO0 : send */
281 irq_set_chip_and_handler(M32R_IRQ_SIO0_S, &opsput_irq_type,
282 handle_level_irq);
283 icu_data[M32R_IRQ_SIO0_S].icucr = 0;
284 disable_opsput_irq(M32R_IRQ_SIO0_S);
285
286 /* SIO1 : receive */
287 irq_set_chip_and_handler(M32R_IRQ_SIO1_R, &opsput_irq_type,
288 handle_level_irq);
289 icu_data[M32R_IRQ_SIO1_R].icucr = 0;
290 disable_opsput_irq(M32R_IRQ_SIO1_R);
291
292 /* SIO1 : send */
293 irq_set_chip_and_handler(M32R_IRQ_SIO1_S, &opsput_irq_type,
294 handle_level_irq);
295 icu_data[M32R_IRQ_SIO1_S].icucr = 0;
296 disable_opsput_irq(M32R_IRQ_SIO1_S);
297
298 /* DMA1 : */
299 irq_set_chip_and_handler(M32R_IRQ_DMA1, &opsput_irq_type,
300 handle_level_irq);
301 icu_data[M32R_IRQ_DMA1].icucr = 0;
302 disable_opsput_irq(M32R_IRQ_DMA1);
303
304#ifdef CONFIG_SERIAL_M32R_PLDSIO
305 /* INT#1: SIO0 Receive on PLD */
306 irq_set_chip_and_handler(PLD_IRQ_SIO0_RCV, &opsput_pld_irq_type,
307 handle_level_irq);
308 pld_icu_data[irq2pldirq(PLD_IRQ_SIO0_RCV)].icucr = PLD_ICUCR_IEN|PLD_ICUCR_ISMOD03;
309 disable_opsput_pld_irq(PLD_IRQ_SIO0_RCV);
310
311 /* INT#1: SIO0 Send on PLD */
312 irq_set_chip_and_handler(PLD_IRQ_SIO0_SND, &opsput_pld_irq_type,
313 handle_level_irq);
314 pld_icu_data[irq2pldirq(PLD_IRQ_SIO0_SND)].icucr = PLD_ICUCR_IEN|PLD_ICUCR_ISMOD03;
315 disable_opsput_pld_irq(PLD_IRQ_SIO0_SND);
316#endif /* CONFIG_SERIAL_M32R_PLDSIO */
317
318 /* INT#1: CFC IREQ on PLD */
319 irq_set_chip_and_handler(PLD_IRQ_CFIREQ, &opsput_pld_irq_type,
320 handle_level_irq);
321 pld_icu_data[irq2pldirq(PLD_IRQ_CFIREQ)].icucr = PLD_ICUCR_IEN|PLD_ICUCR_ISMOD01; /* 'L' level sense */
322 disable_opsput_pld_irq(PLD_IRQ_CFIREQ);
323
324 /* INT#1: CFC Insert on PLD */
325 irq_set_chip_and_handler(PLD_IRQ_CFC_INSERT, &opsput_pld_irq_type,
326 handle_level_irq);
327 pld_icu_data[irq2pldirq(PLD_IRQ_CFC_INSERT)].icucr = PLD_ICUCR_IEN|PLD_ICUCR_ISMOD00; /* 'L' edge sense */
328 disable_opsput_pld_irq(PLD_IRQ_CFC_INSERT);
329
330 /* INT#1: CFC Eject on PLD */
331 irq_set_chip_and_handler(PLD_IRQ_CFC_EJECT, &opsput_pld_irq_type,
332 handle_level_irq);
333 pld_icu_data[irq2pldirq(PLD_IRQ_CFC_EJECT)].icucr = PLD_ICUCR_IEN|PLD_ICUCR_ISMOD02; /* 'H' edge sense */
334 disable_opsput_pld_irq(PLD_IRQ_CFC_EJECT);
335
336 /*
337 * INT0# is used for LAN, DIO
338 * We enable it here.
339 */
340 icu_data[M32R_IRQ_INT0].icucr = M32R_ICUCR_IEN|M32R_ICUCR_ISMOD11;
341 enable_opsput_irq(M32R_IRQ_INT0);
342
343 /*
344 * INT1# is used for UART, MMC, CF Controller in FPGA.
345 * We enable it here.
346 */
347 icu_data[M32R_IRQ_INT1].icucr = M32R_ICUCR_IEN|M32R_ICUCR_ISMOD11;
348 enable_opsput_irq(M32R_IRQ_INT1);
349
350#if defined(CONFIG_USB)
351 outw(USBCR_OTGS, USBCR); /* USBCR: non-OTG */
352 irq_set_chip_and_handler(OPSPUT_LCD_IRQ_USB_INT1,
353 &opsput_lcdpld_irq_type, handle_level_irq);
354 lcdpld_icu_data[irq2lcdpldirq(OPSPUT_LCD_IRQ_USB_INT1)].icucr = PLD_ICUCR_IEN|PLD_ICUCR_ISMOD01; /* "L" level sense */
355 disable_opsput_lcdpld_irq(OPSPUT_LCD_IRQ_USB_INT1);
356#endif
357 /*
358 * INT2# is used for BAT, USB, AUDIO
359 * We enable it here.
360 */
361 icu_data[M32R_IRQ_INT2].icucr = M32R_ICUCR_IEN|M32R_ICUCR_ISMOD01;
362 enable_opsput_irq(M32R_IRQ_INT2);
363
364#if defined(CONFIG_VIDEO_M32R_AR)
365 /*
366 * INT3# is used for AR
367 */
368 irq_set_chip_and_handler(M32R_IRQ_INT3, &opsput_irq_type,
369 handle_level_irq);
370 icu_data[M32R_IRQ_INT3].icucr = M32R_ICUCR_IEN|M32R_ICUCR_ISMOD10;
371 disable_opsput_irq(M32R_IRQ_INT3);
372#endif /* CONFIG_VIDEO_M32R_AR */
373}
374
375#if defined(CONFIG_SMC91X)
376
377#define LAN_IOSTART 0x300
378#define LAN_IOEND 0x320
379static struct resource smc91x_resources[] = {
380 [0] = {
381 .start = (LAN_IOSTART),
382 .end = (LAN_IOEND),
383 .flags = IORESOURCE_MEM,
384 },
385 [1] = {
386 .start = OPSPUT_LAN_IRQ_LAN,
387 .end = OPSPUT_LAN_IRQ_LAN,
388 .flags = IORESOURCE_IRQ,
389 }
390};
391
392static struct platform_device smc91x_device = {
393 .name = "smc91x",
394 .id = 0,
395 .num_resources = ARRAY_SIZE(smc91x_resources),
396 .resource = smc91x_resources,
397};
398#endif
399
400#if defined(CONFIG_FB_S1D13XXX)
401
402#include <video/s1d13xxxfb.h>
403#include <asm/s1d13806.h>
404
405static struct s1d13xxxfb_pdata s1d13xxxfb_data = {
406 .initregs = s1d13xxxfb_initregs,
407 .initregssize = ARRAY_SIZE(s1d13xxxfb_initregs),
408 .platform_init_video = NULL,
409#ifdef CONFIG_PM
410 .platform_suspend_video = NULL,
411 .platform_resume_video = NULL,
412#endif
413};
414
415static struct resource s1d13xxxfb_resources[] = {
416 [0] = {
417 .start = 0x10600000UL,
418 .end = 0x1073FFFFUL,
419 .flags = IORESOURCE_MEM,
420 },
421 [1] = {
422 .start = 0x10400000UL,
423 .end = 0x104001FFUL,
424 .flags = IORESOURCE_MEM,
425 }
426};
427
428static struct platform_device s1d13xxxfb_device = {
429 .name = S1D_DEVICENAME,
430 .id = 0,
431 .dev = {
432 .platform_data = &s1d13xxxfb_data,
433 },
434 .num_resources = ARRAY_SIZE(s1d13xxxfb_resources),
435 .resource = s1d13xxxfb_resources,
436};
437#endif
438
439static int __init platform_init(void)
440{
441#if defined(CONFIG_SMC91X)
442 platform_device_register(&smc91x_device);
443#endif
444#if defined(CONFIG_FB_S1D13XXX)
445 platform_device_register(&s1d13xxxfb_device);
446#endif
447 return 0;
448}
449arch_initcall(platform_init);