Merge remote-tracking branch 'remotes/mst/tags/for_upstream' into staging
[qemu/ar7.git] / hw / arm / spitz.c
blob41cc2eeeb1ba311998a32e4775e293876bd8a588
1 /*
2 * PXA270-based Clamshell PDA platforms.
4 * Copyright (c) 2006 Openedhand Ltd.
5 * Written by Andrzej Zaborowski <balrog@zabor.org>
7 * This code is licensed under the GNU GPL v2.
9 * Contributions after 2012-01-13 are licensed under the terms of the
10 * GNU GPL, version 2 or (at your option) any later version.
13 #include "qemu/osdep.h"
14 #include "qapi/error.h"
15 #include "hw/hw.h"
16 #include "hw/arm/pxa.h"
17 #include "hw/arm/arm.h"
18 #include "sysemu/sysemu.h"
19 #include "hw/pcmcia.h"
20 #include "hw/i2c/i2c.h"
21 #include "hw/ssi/ssi.h"
22 #include "hw/block/flash.h"
23 #include "qemu/timer.h"
24 #include "hw/devices.h"
25 #include "hw/arm/sharpsl.h"
26 #include "ui/console.h"
27 #include "audio/audio.h"
28 #include "hw/boards.h"
29 #include "sysemu/block-backend.h"
30 #include "hw/sysbus.h"
31 #include "exec/address-spaces.h"
33 #undef REG_FMT
34 #define REG_FMT "0x%02lx"
36 /* Spitz Flash */
37 #define FLASH_BASE 0x0c000000
38 #define FLASH_ECCLPLB 0x00 /* Line parity 7 - 0 bit */
39 #define FLASH_ECCLPUB 0x04 /* Line parity 15 - 8 bit */
40 #define FLASH_ECCCP 0x08 /* Column parity 5 - 0 bit */
41 #define FLASH_ECCCNTR 0x0c /* ECC byte counter */
42 #define FLASH_ECCCLRR 0x10 /* Clear ECC */
43 #define FLASH_FLASHIO 0x14 /* Flash I/O */
44 #define FLASH_FLASHCTL 0x18 /* Flash Control */
46 #define FLASHCTL_CE0 (1 << 0)
47 #define FLASHCTL_CLE (1 << 1)
48 #define FLASHCTL_ALE (1 << 2)
49 #define FLASHCTL_WP (1 << 3)
50 #define FLASHCTL_CE1 (1 << 4)
51 #define FLASHCTL_RYBY (1 << 5)
52 #define FLASHCTL_NCE (FLASHCTL_CE0 | FLASHCTL_CE1)
54 #define TYPE_SL_NAND "sl-nand"
55 #define SL_NAND(obj) OBJECT_CHECK(SLNANDState, (obj), TYPE_SL_NAND)
57 typedef struct {
58 SysBusDevice parent_obj;
60 MemoryRegion iomem;
61 DeviceState *nand;
62 uint8_t ctl;
63 uint8_t manf_id;
64 uint8_t chip_id;
65 ECCState ecc;
66 } SLNANDState;
68 static uint64_t sl_read(void *opaque, hwaddr addr, unsigned size)
70 SLNANDState *s = (SLNANDState *) opaque;
71 int ryby;
73 switch (addr) {
74 #define BSHR(byte, from, to) ((s->ecc.lp[byte] >> (from - to)) & (1 << to))
75 case FLASH_ECCLPLB:
76 return BSHR(0, 4, 0) | BSHR(0, 5, 2) | BSHR(0, 6, 4) | BSHR(0, 7, 6) |
77 BSHR(1, 4, 1) | BSHR(1, 5, 3) | BSHR(1, 6, 5) | BSHR(1, 7, 7);
79 #define BSHL(byte, from, to) ((s->ecc.lp[byte] << (to - from)) & (1 << to))
80 case FLASH_ECCLPUB:
81 return BSHL(0, 0, 0) | BSHL(0, 1, 2) | BSHL(0, 2, 4) | BSHL(0, 3, 6) |
82 BSHL(1, 0, 1) | BSHL(1, 1, 3) | BSHL(1, 2, 5) | BSHL(1, 3, 7);
84 case FLASH_ECCCP:
85 return s->ecc.cp;
87 case FLASH_ECCCNTR:
88 return s->ecc.count & 0xff;
90 case FLASH_FLASHCTL:
91 nand_getpins(s->nand, &ryby);
92 if (ryby)
93 return s->ctl | FLASHCTL_RYBY;
94 else
95 return s->ctl;
97 case FLASH_FLASHIO:
98 if (size == 4) {
99 return ecc_digest(&s->ecc, nand_getio(s->nand)) |
100 (ecc_digest(&s->ecc, nand_getio(s->nand)) << 16);
102 return ecc_digest(&s->ecc, nand_getio(s->nand));
104 default:
105 zaurus_printf("Bad register offset " REG_FMT "\n", (unsigned long)addr);
107 return 0;
110 static void sl_write(void *opaque, hwaddr addr,
111 uint64_t value, unsigned size)
113 SLNANDState *s = (SLNANDState *) opaque;
115 switch (addr) {
116 case FLASH_ECCCLRR:
117 /* Value is ignored. */
118 ecc_reset(&s->ecc);
119 break;
121 case FLASH_FLASHCTL:
122 s->ctl = value & 0xff & ~FLASHCTL_RYBY;
123 nand_setpins(s->nand,
124 s->ctl & FLASHCTL_CLE,
125 s->ctl & FLASHCTL_ALE,
126 s->ctl & FLASHCTL_NCE,
127 s->ctl & FLASHCTL_WP,
129 break;
131 case FLASH_FLASHIO:
132 nand_setio(s->nand, ecc_digest(&s->ecc, value & 0xff));
133 break;
135 default:
136 zaurus_printf("Bad register offset " REG_FMT "\n", (unsigned long)addr);
140 enum {
141 FLASH_128M,
142 FLASH_1024M,
145 static const MemoryRegionOps sl_ops = {
146 .read = sl_read,
147 .write = sl_write,
148 .endianness = DEVICE_NATIVE_ENDIAN,
151 static void sl_flash_register(PXA2xxState *cpu, int size)
153 DeviceState *dev;
155 dev = qdev_create(NULL, TYPE_SL_NAND);
157 qdev_prop_set_uint8(dev, "manf_id", NAND_MFR_SAMSUNG);
158 if (size == FLASH_128M)
159 qdev_prop_set_uint8(dev, "chip_id", 0x73);
160 else if (size == FLASH_1024M)
161 qdev_prop_set_uint8(dev, "chip_id", 0xf1);
163 qdev_init_nofail(dev);
164 sysbus_mmio_map(SYS_BUS_DEVICE(dev), 0, FLASH_BASE);
167 static void sl_nand_init(Object *obj)
169 SLNANDState *s = SL_NAND(obj);
170 SysBusDevice *dev = SYS_BUS_DEVICE(obj);
171 DriveInfo *nand;
173 s->ctl = 0;
174 /* FIXME use a qdev drive property instead of drive_get() */
175 nand = drive_get(IF_MTD, 0, 0);
176 s->nand = nand_init(nand ? blk_by_legacy_dinfo(nand) : NULL,
177 s->manf_id, s->chip_id);
179 memory_region_init_io(&s->iomem, obj, &sl_ops, s, "sl", 0x40);
180 sysbus_init_mmio(dev, &s->iomem);
183 /* Spitz Keyboard */
185 #define SPITZ_KEY_STROBE_NUM 11
186 #define SPITZ_KEY_SENSE_NUM 7
188 static const int spitz_gpio_key_sense[SPITZ_KEY_SENSE_NUM] = {
189 12, 17, 91, 34, 36, 38, 39
192 static const int spitz_gpio_key_strobe[SPITZ_KEY_STROBE_NUM] = {
193 88, 23, 24, 25, 26, 27, 52, 103, 107, 108, 114
196 /* Eighth additional row maps the special keys */
197 static int spitz_keymap[SPITZ_KEY_SENSE_NUM + 1][SPITZ_KEY_STROBE_NUM] = {
198 { 0x1d, 0x02, 0x04, 0x06, 0x07, 0x08, 0x0a, 0x0b, 0x0e, 0x3f, 0x40 },
199 { -1 , 0x03, 0x05, 0x13, 0x15, 0x09, 0x17, 0x18, 0x19, 0x41, 0x42 },
200 { 0x0f, 0x10, 0x12, 0x14, 0x22, 0x16, 0x24, 0x25, -1 , -1 , -1 },
201 { 0x3c, 0x11, 0x1f, 0x21, 0x2f, 0x23, 0x32, 0x26, -1 , 0x36, -1 },
202 { 0x3b, 0x1e, 0x20, 0x2e, 0x30, 0x31, 0x34, -1 , 0x1c, 0x2a, -1 },
203 { 0x44, 0x2c, 0x2d, 0x0c, 0x39, 0x33, -1 , 0x48, -1 , -1 , 0x38 },
204 { 0x37, 0x3d, -1 , 0x45, 0x57, 0x58, 0x4b, 0x50, 0x4d, -1 , -1 },
205 { 0x52, 0x43, 0x01, 0x47, 0x49, -1 , -1 , -1 , -1 , -1 , -1 },
208 #define SPITZ_GPIO_AK_INT 13 /* Remote control */
209 #define SPITZ_GPIO_SYNC 16 /* Sync button */
210 #define SPITZ_GPIO_ON_KEY 95 /* Power button */
211 #define SPITZ_GPIO_SWA 97 /* Lid */
212 #define SPITZ_GPIO_SWB 96 /* Tablet mode */
214 /* The special buttons are mapped to unused keys */
215 static const int spitz_gpiomap[5] = {
216 SPITZ_GPIO_AK_INT, SPITZ_GPIO_SYNC, SPITZ_GPIO_ON_KEY,
217 SPITZ_GPIO_SWA, SPITZ_GPIO_SWB,
220 #define TYPE_SPITZ_KEYBOARD "spitz-keyboard"
221 #define SPITZ_KEYBOARD(obj) \
222 OBJECT_CHECK(SpitzKeyboardState, (obj), TYPE_SPITZ_KEYBOARD)
224 typedef struct {
225 SysBusDevice parent_obj;
227 qemu_irq sense[SPITZ_KEY_SENSE_NUM];
228 qemu_irq gpiomap[5];
229 int keymap[0x80];
230 uint16_t keyrow[SPITZ_KEY_SENSE_NUM];
231 uint16_t strobe_state;
232 uint16_t sense_state;
234 uint16_t pre_map[0x100];
235 uint16_t modifiers;
236 uint16_t imodifiers;
237 uint8_t fifo[16];
238 int fifopos, fifolen;
239 QEMUTimer *kbdtimer;
240 } SpitzKeyboardState;
242 static void spitz_keyboard_sense_update(SpitzKeyboardState *s)
244 int i;
245 uint16_t strobe, sense = 0;
246 for (i = 0; i < SPITZ_KEY_SENSE_NUM; i ++) {
247 strobe = s->keyrow[i] & s->strobe_state;
248 if (strobe) {
249 sense |= 1 << i;
250 if (!(s->sense_state & (1 << i)))
251 qemu_irq_raise(s->sense[i]);
252 } else if (s->sense_state & (1 << i))
253 qemu_irq_lower(s->sense[i]);
256 s->sense_state = sense;
259 static void spitz_keyboard_strobe(void *opaque, int line, int level)
261 SpitzKeyboardState *s = (SpitzKeyboardState *) opaque;
263 if (level)
264 s->strobe_state |= 1 << line;
265 else
266 s->strobe_state &= ~(1 << line);
267 spitz_keyboard_sense_update(s);
270 static void spitz_keyboard_keydown(SpitzKeyboardState *s, int keycode)
272 int spitz_keycode = s->keymap[keycode & 0x7f];
273 if (spitz_keycode == -1)
274 return;
276 /* Handle the additional keys */
277 if ((spitz_keycode >> 4) == SPITZ_KEY_SENSE_NUM) {
278 qemu_set_irq(s->gpiomap[spitz_keycode & 0xf], (keycode < 0x80));
279 return;
282 if (keycode & 0x80)
283 s->keyrow[spitz_keycode >> 4] &= ~(1 << (spitz_keycode & 0xf));
284 else
285 s->keyrow[spitz_keycode >> 4] |= 1 << (spitz_keycode & 0xf);
287 spitz_keyboard_sense_update(s);
290 #define SPITZ_MOD_SHIFT (1 << 7)
291 #define SPITZ_MOD_CTRL (1 << 8)
292 #define SPITZ_MOD_FN (1 << 9)
294 #define QUEUE_KEY(c) s->fifo[(s->fifopos + s->fifolen ++) & 0xf] = c
296 static void spitz_keyboard_handler(void *opaque, int keycode)
298 SpitzKeyboardState *s = opaque;
299 uint16_t code;
300 int mapcode;
301 switch (keycode) {
302 case 0x2a: /* Left Shift */
303 s->modifiers |= 1;
304 break;
305 case 0xaa:
306 s->modifiers &= ~1;
307 break;
308 case 0x36: /* Right Shift */
309 s->modifiers |= 2;
310 break;
311 case 0xb6:
312 s->modifiers &= ~2;
313 break;
314 case 0x1d: /* Control */
315 s->modifiers |= 4;
316 break;
317 case 0x9d:
318 s->modifiers &= ~4;
319 break;
320 case 0x38: /* Alt */
321 s->modifiers |= 8;
322 break;
323 case 0xb8:
324 s->modifiers &= ~8;
325 break;
328 code = s->pre_map[mapcode = ((s->modifiers & 3) ?
329 (keycode | SPITZ_MOD_SHIFT) :
330 (keycode & ~SPITZ_MOD_SHIFT))];
332 if (code != mapcode) {
333 #if 0
334 if ((code & SPITZ_MOD_SHIFT) && !(s->modifiers & 1)) {
335 QUEUE_KEY(0x2a | (keycode & 0x80));
337 if ((code & SPITZ_MOD_CTRL) && !(s->modifiers & 4)) {
338 QUEUE_KEY(0x1d | (keycode & 0x80));
340 if ((code & SPITZ_MOD_FN) && !(s->modifiers & 8)) {
341 QUEUE_KEY(0x38 | (keycode & 0x80));
343 if ((code & SPITZ_MOD_FN) && (s->modifiers & 1)) {
344 QUEUE_KEY(0x2a | (~keycode & 0x80));
346 if ((code & SPITZ_MOD_FN) && (s->modifiers & 2)) {
347 QUEUE_KEY(0x36 | (~keycode & 0x80));
349 #else
350 if (keycode & 0x80) {
351 if ((s->imodifiers & 1 ) && !(s->modifiers & 1))
352 QUEUE_KEY(0x2a | 0x80);
353 if ((s->imodifiers & 4 ) && !(s->modifiers & 4))
354 QUEUE_KEY(0x1d | 0x80);
355 if ((s->imodifiers & 8 ) && !(s->modifiers & 8))
356 QUEUE_KEY(0x38 | 0x80);
357 if ((s->imodifiers & 0x10) && (s->modifiers & 1))
358 QUEUE_KEY(0x2a);
359 if ((s->imodifiers & 0x20) && (s->modifiers & 2))
360 QUEUE_KEY(0x36);
361 s->imodifiers = 0;
362 } else {
363 if ((code & SPITZ_MOD_SHIFT) &&
364 !((s->modifiers | s->imodifiers) & 1)) {
365 QUEUE_KEY(0x2a);
366 s->imodifiers |= 1;
368 if ((code & SPITZ_MOD_CTRL) &&
369 !((s->modifiers | s->imodifiers) & 4)) {
370 QUEUE_KEY(0x1d);
371 s->imodifiers |= 4;
373 if ((code & SPITZ_MOD_FN) &&
374 !((s->modifiers | s->imodifiers) & 8)) {
375 QUEUE_KEY(0x38);
376 s->imodifiers |= 8;
378 if ((code & SPITZ_MOD_FN) && (s->modifiers & 1) &&
379 !(s->imodifiers & 0x10)) {
380 QUEUE_KEY(0x2a | 0x80);
381 s->imodifiers |= 0x10;
383 if ((code & SPITZ_MOD_FN) && (s->modifiers & 2) &&
384 !(s->imodifiers & 0x20)) {
385 QUEUE_KEY(0x36 | 0x80);
386 s->imodifiers |= 0x20;
389 #endif
392 QUEUE_KEY((code & 0x7f) | (keycode & 0x80));
395 static void spitz_keyboard_tick(void *opaque)
397 SpitzKeyboardState *s = (SpitzKeyboardState *) opaque;
399 if (s->fifolen) {
400 spitz_keyboard_keydown(s, s->fifo[s->fifopos ++]);
401 s->fifolen --;
402 if (s->fifopos >= 16)
403 s->fifopos = 0;
406 timer_mod(s->kbdtimer, qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL) +
407 NANOSECONDS_PER_SECOND / 32);
410 static void spitz_keyboard_pre_map(SpitzKeyboardState *s)
412 int i;
413 for (i = 0; i < 0x100; i ++)
414 s->pre_map[i] = i;
415 s->pre_map[0x02 | SPITZ_MOD_SHIFT] = 0x02 | SPITZ_MOD_SHIFT; /* exclam */
416 s->pre_map[0x28 | SPITZ_MOD_SHIFT] = 0x03 | SPITZ_MOD_SHIFT; /* quotedbl */
417 s->pre_map[0x04 | SPITZ_MOD_SHIFT] = 0x04 | SPITZ_MOD_SHIFT; /* # */
418 s->pre_map[0x05 | SPITZ_MOD_SHIFT] = 0x05 | SPITZ_MOD_SHIFT; /* dollar */
419 s->pre_map[0x06 | SPITZ_MOD_SHIFT] = 0x06 | SPITZ_MOD_SHIFT; /* percent */
420 s->pre_map[0x08 | SPITZ_MOD_SHIFT] = 0x07 | SPITZ_MOD_SHIFT; /* ampersand */
421 s->pre_map[0x28] = 0x08 | SPITZ_MOD_SHIFT; /* ' */
422 s->pre_map[0x0a | SPITZ_MOD_SHIFT] = 0x09 | SPITZ_MOD_SHIFT; /* ( */
423 s->pre_map[0x0b | SPITZ_MOD_SHIFT] = 0x0a | SPITZ_MOD_SHIFT; /* ) */
424 s->pre_map[0x29 | SPITZ_MOD_SHIFT] = 0x0b | SPITZ_MOD_SHIFT; /* tilde */
425 s->pre_map[0x03 | SPITZ_MOD_SHIFT] = 0x0c | SPITZ_MOD_SHIFT; /* at */
426 s->pre_map[0xd3] = 0x0e | SPITZ_MOD_FN; /* Delete */
427 s->pre_map[0x3a] = 0x0f | SPITZ_MOD_FN; /* Caps_Lock */
428 s->pre_map[0x07 | SPITZ_MOD_SHIFT] = 0x11 | SPITZ_MOD_FN; /* ^ */
429 s->pre_map[0x0d] = 0x12 | SPITZ_MOD_FN; /* equal */
430 s->pre_map[0x0d | SPITZ_MOD_SHIFT] = 0x13 | SPITZ_MOD_FN; /* plus */
431 s->pre_map[0x1a] = 0x14 | SPITZ_MOD_FN; /* [ */
432 s->pre_map[0x1b] = 0x15 | SPITZ_MOD_FN; /* ] */
433 s->pre_map[0x1a | SPITZ_MOD_SHIFT] = 0x16 | SPITZ_MOD_FN; /* { */
434 s->pre_map[0x1b | SPITZ_MOD_SHIFT] = 0x17 | SPITZ_MOD_FN; /* } */
435 s->pre_map[0x27] = 0x22 | SPITZ_MOD_FN; /* semicolon */
436 s->pre_map[0x27 | SPITZ_MOD_SHIFT] = 0x23 | SPITZ_MOD_FN; /* colon */
437 s->pre_map[0x09 | SPITZ_MOD_SHIFT] = 0x24 | SPITZ_MOD_FN; /* asterisk */
438 s->pre_map[0x2b] = 0x25 | SPITZ_MOD_FN; /* backslash */
439 s->pre_map[0x2b | SPITZ_MOD_SHIFT] = 0x26 | SPITZ_MOD_FN; /* bar */
440 s->pre_map[0x0c | SPITZ_MOD_SHIFT] = 0x30 | SPITZ_MOD_FN; /* _ */
441 s->pre_map[0x33 | SPITZ_MOD_SHIFT] = 0x33 | SPITZ_MOD_FN; /* less */
442 s->pre_map[0x35] = 0x33 | SPITZ_MOD_SHIFT; /* slash */
443 s->pre_map[0x34 | SPITZ_MOD_SHIFT] = 0x34 | SPITZ_MOD_FN; /* greater */
444 s->pre_map[0x35 | SPITZ_MOD_SHIFT] = 0x34 | SPITZ_MOD_SHIFT; /* question */
445 s->pre_map[0x49] = 0x48 | SPITZ_MOD_FN; /* Page_Up */
446 s->pre_map[0x51] = 0x50 | SPITZ_MOD_FN; /* Page_Down */
448 s->modifiers = 0;
449 s->imodifiers = 0;
450 s->fifopos = 0;
451 s->fifolen = 0;
454 #undef SPITZ_MOD_SHIFT
455 #undef SPITZ_MOD_CTRL
456 #undef SPITZ_MOD_FN
458 static int spitz_keyboard_post_load(void *opaque, int version_id)
460 SpitzKeyboardState *s = (SpitzKeyboardState *) opaque;
462 /* Release all pressed keys */
463 memset(s->keyrow, 0, sizeof(s->keyrow));
464 spitz_keyboard_sense_update(s);
465 s->modifiers = 0;
466 s->imodifiers = 0;
467 s->fifopos = 0;
468 s->fifolen = 0;
470 return 0;
473 static void spitz_keyboard_register(PXA2xxState *cpu)
475 int i;
476 DeviceState *dev;
477 SpitzKeyboardState *s;
479 dev = sysbus_create_simple(TYPE_SPITZ_KEYBOARD, -1, NULL);
480 s = SPITZ_KEYBOARD(dev);
482 for (i = 0; i < SPITZ_KEY_SENSE_NUM; i ++)
483 qdev_connect_gpio_out(dev, i, qdev_get_gpio_in(cpu->gpio, spitz_gpio_key_sense[i]));
485 for (i = 0; i < 5; i ++)
486 s->gpiomap[i] = qdev_get_gpio_in(cpu->gpio, spitz_gpiomap[i]);
488 if (!graphic_rotate)
489 s->gpiomap[4] = qemu_irq_invert(s->gpiomap[4]);
491 for (i = 0; i < 5; i++)
492 qemu_set_irq(s->gpiomap[i], 0);
494 for (i = 0; i < SPITZ_KEY_STROBE_NUM; i ++)
495 qdev_connect_gpio_out(cpu->gpio, spitz_gpio_key_strobe[i],
496 qdev_get_gpio_in(dev, i));
498 timer_mod(s->kbdtimer, qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL));
500 qemu_add_kbd_event_handler(spitz_keyboard_handler, s);
503 static void spitz_keyboard_init(Object *obj)
505 DeviceState *dev = DEVICE(obj);
506 SpitzKeyboardState *s = SPITZ_KEYBOARD(obj);
507 int i, j;
509 for (i = 0; i < 0x80; i ++)
510 s->keymap[i] = -1;
511 for (i = 0; i < SPITZ_KEY_SENSE_NUM + 1; i ++)
512 for (j = 0; j < SPITZ_KEY_STROBE_NUM; j ++)
513 if (spitz_keymap[i][j] != -1)
514 s->keymap[spitz_keymap[i][j]] = (i << 4) | j;
516 spitz_keyboard_pre_map(s);
518 s->kbdtimer = timer_new_ns(QEMU_CLOCK_VIRTUAL, spitz_keyboard_tick, s);
519 qdev_init_gpio_in(dev, spitz_keyboard_strobe, SPITZ_KEY_STROBE_NUM);
520 qdev_init_gpio_out(dev, s->sense, SPITZ_KEY_SENSE_NUM);
523 /* LCD backlight controller */
525 #define LCDTG_RESCTL 0x00
526 #define LCDTG_PHACTRL 0x01
527 #define LCDTG_DUTYCTRL 0x02
528 #define LCDTG_POWERREG0 0x03
529 #define LCDTG_POWERREG1 0x04
530 #define LCDTG_GPOR3 0x05
531 #define LCDTG_PICTRL 0x06
532 #define LCDTG_POLCTRL 0x07
534 typedef struct {
535 SSISlave ssidev;
536 uint32_t bl_intensity;
537 uint32_t bl_power;
538 } SpitzLCDTG;
540 static void spitz_bl_update(SpitzLCDTG *s)
542 if (s->bl_power && s->bl_intensity)
543 zaurus_printf("LCD Backlight now at %i/63\n", s->bl_intensity);
544 else
545 zaurus_printf("LCD Backlight now off\n");
548 /* FIXME: Implement GPIO properly and remove this hack. */
549 static SpitzLCDTG *spitz_lcdtg;
551 static inline void spitz_bl_bit5(void *opaque, int line, int level)
553 SpitzLCDTG *s = spitz_lcdtg;
554 int prev = s->bl_intensity;
556 if (level)
557 s->bl_intensity &= ~0x20;
558 else
559 s->bl_intensity |= 0x20;
561 if (s->bl_power && prev != s->bl_intensity)
562 spitz_bl_update(s);
565 static inline void spitz_bl_power(void *opaque, int line, int level)
567 SpitzLCDTG *s = spitz_lcdtg;
568 s->bl_power = !!level;
569 spitz_bl_update(s);
572 static uint32_t spitz_lcdtg_transfer(SSISlave *dev, uint32_t value)
574 SpitzLCDTG *s = FROM_SSI_SLAVE(SpitzLCDTG, dev);
575 int addr;
576 addr = value >> 5;
577 value &= 0x1f;
579 switch (addr) {
580 case LCDTG_RESCTL:
581 if (value)
582 zaurus_printf("LCD in QVGA mode\n");
583 else
584 zaurus_printf("LCD in VGA mode\n");
585 break;
587 case LCDTG_DUTYCTRL:
588 s->bl_intensity &= ~0x1f;
589 s->bl_intensity |= value;
590 if (s->bl_power)
591 spitz_bl_update(s);
592 break;
594 case LCDTG_POWERREG0:
595 /* Set common voltage to M62332FP */
596 break;
598 return 0;
601 static void spitz_lcdtg_realize(SSISlave *dev, Error **errp)
603 SpitzLCDTG *s = FROM_SSI_SLAVE(SpitzLCDTG, dev);
605 spitz_lcdtg = s;
606 s->bl_power = 0;
607 s->bl_intensity = 0x20;
610 /* SSP devices */
612 #define CORGI_SSP_PORT 2
614 #define SPITZ_GPIO_LCDCON_CS 53
615 #define SPITZ_GPIO_ADS7846_CS 14
616 #define SPITZ_GPIO_MAX1111_CS 20
617 #define SPITZ_GPIO_TP_INT 11
619 static DeviceState *max1111;
621 /* "Demux" the signal based on current chipselect */
622 typedef struct {
623 SSISlave ssidev;
624 SSIBus *bus[3];
625 uint32_t enable[3];
626 } CorgiSSPState;
628 static uint32_t corgi_ssp_transfer(SSISlave *dev, uint32_t value)
630 CorgiSSPState *s = FROM_SSI_SLAVE(CorgiSSPState, dev);
631 int i;
633 for (i = 0; i < 3; i++) {
634 if (s->enable[i]) {
635 return ssi_transfer(s->bus[i], value);
638 return 0;
641 static void corgi_ssp_gpio_cs(void *opaque, int line, int level)
643 CorgiSSPState *s = (CorgiSSPState *)opaque;
644 assert(line >= 0 && line < 3);
645 s->enable[line] = !level;
648 #define MAX1111_BATT_VOLT 1
649 #define MAX1111_BATT_TEMP 2
650 #define MAX1111_ACIN_VOLT 3
652 #define SPITZ_BATTERY_TEMP 0xe0 /* About 2.9V */
653 #define SPITZ_BATTERY_VOLT 0xd0 /* About 4.0V */
654 #define SPITZ_CHARGEON_ACIN 0x80 /* About 5.0V */
656 static void spitz_adc_temp_on(void *opaque, int line, int level)
658 if (!max1111)
659 return;
661 if (level)
662 max111x_set_input(max1111, MAX1111_BATT_TEMP, SPITZ_BATTERY_TEMP);
663 else
664 max111x_set_input(max1111, MAX1111_BATT_TEMP, 0);
667 static void corgi_ssp_realize(SSISlave *d, Error **errp)
669 DeviceState *dev = DEVICE(d);
670 CorgiSSPState *s = FROM_SSI_SLAVE(CorgiSSPState, d);
672 qdev_init_gpio_in(dev, corgi_ssp_gpio_cs, 3);
673 s->bus[0] = ssi_create_bus(dev, "ssi0");
674 s->bus[1] = ssi_create_bus(dev, "ssi1");
675 s->bus[2] = ssi_create_bus(dev, "ssi2");
678 static void spitz_ssp_attach(PXA2xxState *cpu)
680 DeviceState *mux;
681 DeviceState *dev;
682 void *bus;
684 mux = ssi_create_slave(cpu->ssp[CORGI_SSP_PORT - 1], "corgi-ssp");
686 bus = qdev_get_child_bus(mux, "ssi0");
687 ssi_create_slave(bus, "spitz-lcdtg");
689 bus = qdev_get_child_bus(mux, "ssi1");
690 dev = ssi_create_slave(bus, "ads7846");
691 qdev_connect_gpio_out(dev, 0,
692 qdev_get_gpio_in(cpu->gpio, SPITZ_GPIO_TP_INT));
694 bus = qdev_get_child_bus(mux, "ssi2");
695 max1111 = ssi_create_slave(bus, "max1111");
696 max111x_set_input(max1111, MAX1111_BATT_VOLT, SPITZ_BATTERY_VOLT);
697 max111x_set_input(max1111, MAX1111_BATT_TEMP, 0);
698 max111x_set_input(max1111, MAX1111_ACIN_VOLT, SPITZ_CHARGEON_ACIN);
700 qdev_connect_gpio_out(cpu->gpio, SPITZ_GPIO_LCDCON_CS,
701 qdev_get_gpio_in(mux, 0));
702 qdev_connect_gpio_out(cpu->gpio, SPITZ_GPIO_ADS7846_CS,
703 qdev_get_gpio_in(mux, 1));
704 qdev_connect_gpio_out(cpu->gpio, SPITZ_GPIO_MAX1111_CS,
705 qdev_get_gpio_in(mux, 2));
708 /* CF Microdrive */
710 static void spitz_microdrive_attach(PXA2xxState *cpu, int slot)
712 PCMCIACardState *md;
713 DriveInfo *dinfo;
715 dinfo = drive_get(IF_IDE, 0, 0);
716 if (!dinfo || dinfo->media_cd)
717 return;
718 md = dscm1xxxx_init(dinfo);
719 pxa2xx_pcmcia_attach(cpu->pcmcia[slot], md);
722 /* Wm8750 and Max7310 on I2C */
724 #define AKITA_MAX_ADDR 0x18
725 #define SPITZ_WM_ADDRL 0x1b
726 #define SPITZ_WM_ADDRH 0x1a
728 #define SPITZ_GPIO_WM 5
730 static void spitz_wm8750_addr(void *opaque, int line, int level)
732 I2CSlave *wm = (I2CSlave *) opaque;
733 if (level)
734 i2c_set_slave_address(wm, SPITZ_WM_ADDRH);
735 else
736 i2c_set_slave_address(wm, SPITZ_WM_ADDRL);
739 static void spitz_i2c_setup(PXA2xxState *cpu)
741 /* Attach the CPU on one end of our I2C bus. */
742 I2CBus *bus = pxa2xx_i2c_bus(cpu->i2c[0]);
744 DeviceState *wm;
746 /* Attach a WM8750 to the bus */
747 wm = i2c_create_slave(bus, "wm8750", 0);
749 spitz_wm8750_addr(wm, 0, 0);
750 qdev_connect_gpio_out(cpu->gpio, SPITZ_GPIO_WM,
751 qemu_allocate_irq(spitz_wm8750_addr, wm, 0));
752 /* .. and to the sound interface. */
753 cpu->i2s->opaque = wm;
754 cpu->i2s->codec_out = wm8750_dac_dat;
755 cpu->i2s->codec_in = wm8750_adc_dat;
756 wm8750_data_req_set(wm, cpu->i2s->data_req, cpu->i2s);
759 static void spitz_akita_i2c_setup(PXA2xxState *cpu)
761 /* Attach a Max7310 to Akita I2C bus. */
762 i2c_create_slave(pxa2xx_i2c_bus(cpu->i2c[0]), "max7310",
763 AKITA_MAX_ADDR);
766 /* Other peripherals */
768 static void spitz_out_switch(void *opaque, int line, int level)
770 switch (line) {
771 case 0:
772 zaurus_printf("Charging %s.\n", level ? "off" : "on");
773 break;
774 case 1:
775 zaurus_printf("Discharging %s.\n", level ? "on" : "off");
776 break;
777 case 2:
778 zaurus_printf("Green LED %s.\n", level ? "on" : "off");
779 break;
780 case 3:
781 zaurus_printf("Orange LED %s.\n", level ? "on" : "off");
782 break;
783 case 4:
784 spitz_bl_bit5(opaque, line, level);
785 break;
786 case 5:
787 spitz_bl_power(opaque, line, level);
788 break;
789 case 6:
790 spitz_adc_temp_on(opaque, line, level);
791 break;
795 #define SPITZ_SCP_LED_GREEN 1
796 #define SPITZ_SCP_JK_B 2
797 #define SPITZ_SCP_CHRG_ON 3
798 #define SPITZ_SCP_MUTE_L 4
799 #define SPITZ_SCP_MUTE_R 5
800 #define SPITZ_SCP_CF_POWER 6
801 #define SPITZ_SCP_LED_ORANGE 7
802 #define SPITZ_SCP_JK_A 8
803 #define SPITZ_SCP_ADC_TEMP_ON 9
804 #define SPITZ_SCP2_IR_ON 1
805 #define SPITZ_SCP2_AKIN_PULLUP 2
806 #define SPITZ_SCP2_BACKLIGHT_CONT 7
807 #define SPITZ_SCP2_BACKLIGHT_ON 8
808 #define SPITZ_SCP2_MIC_BIAS 9
810 static void spitz_scoop_gpio_setup(PXA2xxState *cpu,
811 DeviceState *scp0, DeviceState *scp1)
813 qemu_irq *outsignals = qemu_allocate_irqs(spitz_out_switch, cpu, 8);
815 qdev_connect_gpio_out(scp0, SPITZ_SCP_CHRG_ON, outsignals[0]);
816 qdev_connect_gpio_out(scp0, SPITZ_SCP_JK_B, outsignals[1]);
817 qdev_connect_gpio_out(scp0, SPITZ_SCP_LED_GREEN, outsignals[2]);
818 qdev_connect_gpio_out(scp0, SPITZ_SCP_LED_ORANGE, outsignals[3]);
820 if (scp1) {
821 qdev_connect_gpio_out(scp1, SPITZ_SCP2_BACKLIGHT_CONT, outsignals[4]);
822 qdev_connect_gpio_out(scp1, SPITZ_SCP2_BACKLIGHT_ON, outsignals[5]);
825 qdev_connect_gpio_out(scp0, SPITZ_SCP_ADC_TEMP_ON, outsignals[6]);
828 #define SPITZ_GPIO_HSYNC 22
829 #define SPITZ_GPIO_SD_DETECT 9
830 #define SPITZ_GPIO_SD_WP 81
831 #define SPITZ_GPIO_ON_RESET 89
832 #define SPITZ_GPIO_BAT_COVER 90
833 #define SPITZ_GPIO_CF1_IRQ 105
834 #define SPITZ_GPIO_CF1_CD 94
835 #define SPITZ_GPIO_CF2_IRQ 106
836 #define SPITZ_GPIO_CF2_CD 93
838 static int spitz_hsync;
840 static void spitz_lcd_hsync_handler(void *opaque, int line, int level)
842 PXA2xxState *cpu = (PXA2xxState *) opaque;
843 qemu_set_irq(qdev_get_gpio_in(cpu->gpio, SPITZ_GPIO_HSYNC), spitz_hsync);
844 spitz_hsync ^= 1;
847 static void spitz_gpio_setup(PXA2xxState *cpu, int slots)
849 qemu_irq lcd_hsync;
851 * Bad hack: We toggle the LCD hsync GPIO on every GPIO status
852 * read to satisfy broken guests that poll-wait for hsync.
853 * Simulating a real hsync event would be less practical and
854 * wouldn't guarantee that a guest ever exits the loop.
856 spitz_hsync = 0;
857 lcd_hsync = qemu_allocate_irq(spitz_lcd_hsync_handler, cpu, 0);
858 pxa2xx_gpio_read_notifier(cpu->gpio, lcd_hsync);
859 pxa2xx_lcd_vsync_notifier(cpu->lcd, lcd_hsync);
861 /* MMC/SD host */
862 pxa2xx_mmci_handlers(cpu->mmc,
863 qdev_get_gpio_in(cpu->gpio, SPITZ_GPIO_SD_WP),
864 qdev_get_gpio_in(cpu->gpio, SPITZ_GPIO_SD_DETECT));
866 /* Battery lock always closed */
867 qemu_irq_raise(qdev_get_gpio_in(cpu->gpio, SPITZ_GPIO_BAT_COVER));
869 /* Handle reset */
870 qdev_connect_gpio_out(cpu->gpio, SPITZ_GPIO_ON_RESET, cpu->reset);
872 /* PCMCIA signals: card's IRQ and Card-Detect */
873 if (slots >= 1)
874 pxa2xx_pcmcia_set_irq_cb(cpu->pcmcia[0],
875 qdev_get_gpio_in(cpu->gpio, SPITZ_GPIO_CF1_IRQ),
876 qdev_get_gpio_in(cpu->gpio, SPITZ_GPIO_CF1_CD));
877 if (slots >= 2)
878 pxa2xx_pcmcia_set_irq_cb(cpu->pcmcia[1],
879 qdev_get_gpio_in(cpu->gpio, SPITZ_GPIO_CF2_IRQ),
880 qdev_get_gpio_in(cpu->gpio, SPITZ_GPIO_CF2_CD));
883 /* Board init. */
884 enum spitz_model_e { spitz, akita, borzoi, terrier };
886 #define SPITZ_RAM 0x04000000
887 #define SPITZ_ROM 0x00800000
889 static struct arm_boot_info spitz_binfo = {
890 .loader_start = PXA2XX_SDRAM_BASE,
891 .ram_size = 0x04000000,
894 static void spitz_common_init(MachineState *machine,
895 enum spitz_model_e model, int arm_id)
897 PXA2xxState *mpu;
898 DeviceState *scp0, *scp1 = NULL;
899 MemoryRegion *address_space_mem = get_system_memory();
900 MemoryRegion *rom = g_new(MemoryRegion, 1);
901 const char *cpu_model = machine->cpu_model;
903 if (!cpu_model)
904 cpu_model = (model == terrier) ? "pxa270-c5" : "pxa270-c0";
906 /* Setup CPU & memory */
907 mpu = pxa270_init(address_space_mem, spitz_binfo.ram_size, cpu_model);
909 sl_flash_register(mpu, (model == spitz) ? FLASH_128M : FLASH_1024M);
911 memory_region_init_ram(rom, NULL, "spitz.rom", SPITZ_ROM, &error_fatal);
912 vmstate_register_ram_global(rom);
913 memory_region_set_readonly(rom, true);
914 memory_region_add_subregion(address_space_mem, 0, rom);
916 /* Setup peripherals */
917 spitz_keyboard_register(mpu);
919 spitz_ssp_attach(mpu);
921 scp0 = sysbus_create_simple("scoop", 0x10800000, NULL);
922 if (model != akita) {
923 scp1 = sysbus_create_simple("scoop", 0x08800040, NULL);
926 spitz_scoop_gpio_setup(mpu, scp0, scp1);
928 spitz_gpio_setup(mpu, (model == akita) ? 1 : 2);
930 spitz_i2c_setup(mpu);
932 if (model == akita)
933 spitz_akita_i2c_setup(mpu);
935 if (model == terrier)
936 /* A 6.0 GB microdrive is permanently sitting in CF slot 1. */
937 spitz_microdrive_attach(mpu, 1);
938 else if (model != akita)
939 /* A 4.0 GB microdrive is permanently sitting in CF slot 0. */
940 spitz_microdrive_attach(mpu, 0);
942 spitz_binfo.kernel_filename = machine->kernel_filename;
943 spitz_binfo.kernel_cmdline = machine->kernel_cmdline;
944 spitz_binfo.initrd_filename = machine->initrd_filename;
945 spitz_binfo.board_id = arm_id;
946 arm_load_kernel(mpu->cpu, &spitz_binfo);
947 sl_bootparam_write(SL_PXA_PARAM_BASE);
950 static void spitz_init(MachineState *machine)
952 spitz_common_init(machine, spitz, 0x2c9);
955 static void borzoi_init(MachineState *machine)
957 spitz_common_init(machine, borzoi, 0x33f);
960 static void akita_init(MachineState *machine)
962 spitz_common_init(machine, akita, 0x2e8);
965 static void terrier_init(MachineState *machine)
967 spitz_common_init(machine, terrier, 0x33f);
970 static void akitapda_class_init(ObjectClass *oc, void *data)
972 MachineClass *mc = MACHINE_CLASS(oc);
974 mc->desc = "Sharp SL-C1000 (Akita) PDA (PXA270)";
975 mc->init = akita_init;
978 static const TypeInfo akitapda_type = {
979 .name = MACHINE_TYPE_NAME("akita"),
980 .parent = TYPE_MACHINE,
981 .class_init = akitapda_class_init,
984 static void spitzpda_class_init(ObjectClass *oc, void *data)
986 MachineClass *mc = MACHINE_CLASS(oc);
988 mc->desc = "Sharp SL-C3000 (Spitz) PDA (PXA270)";
989 mc->init = spitz_init;
992 static const TypeInfo spitzpda_type = {
993 .name = MACHINE_TYPE_NAME("spitz"),
994 .parent = TYPE_MACHINE,
995 .class_init = spitzpda_class_init,
998 static void borzoipda_class_init(ObjectClass *oc, void *data)
1000 MachineClass *mc = MACHINE_CLASS(oc);
1002 mc->desc = "Sharp SL-C3100 (Borzoi) PDA (PXA270)";
1003 mc->init = borzoi_init;
1006 static const TypeInfo borzoipda_type = {
1007 .name = MACHINE_TYPE_NAME("borzoi"),
1008 .parent = TYPE_MACHINE,
1009 .class_init = borzoipda_class_init,
1012 static void terrierpda_class_init(ObjectClass *oc, void *data)
1014 MachineClass *mc = MACHINE_CLASS(oc);
1016 mc->desc = "Sharp SL-C3200 (Terrier) PDA (PXA270)";
1017 mc->init = terrier_init;
1020 static const TypeInfo terrierpda_type = {
1021 .name = MACHINE_TYPE_NAME("terrier"),
1022 .parent = TYPE_MACHINE,
1023 .class_init = terrierpda_class_init,
1026 static void spitz_machine_init(void)
1028 type_register_static(&akitapda_type);
1029 type_register_static(&spitzpda_type);
1030 type_register_static(&borzoipda_type);
1031 type_register_static(&terrierpda_type);
1034 type_init(spitz_machine_init)
1036 static bool is_version_0(void *opaque, int version_id)
1038 return version_id == 0;
1041 static VMStateDescription vmstate_sl_nand_info = {
1042 .name = "sl-nand",
1043 .version_id = 0,
1044 .minimum_version_id = 0,
1045 .fields = (VMStateField[]) {
1046 VMSTATE_UINT8(ctl, SLNANDState),
1047 VMSTATE_STRUCT(ecc, SLNANDState, 0, vmstate_ecc_state, ECCState),
1048 VMSTATE_END_OF_LIST(),
1052 static Property sl_nand_properties[] = {
1053 DEFINE_PROP_UINT8("manf_id", SLNANDState, manf_id, NAND_MFR_SAMSUNG),
1054 DEFINE_PROP_UINT8("chip_id", SLNANDState, chip_id, 0xf1),
1055 DEFINE_PROP_END_OF_LIST(),
1058 static void sl_nand_class_init(ObjectClass *klass, void *data)
1060 DeviceClass *dc = DEVICE_CLASS(klass);
1062 dc->vmsd = &vmstate_sl_nand_info;
1063 dc->props = sl_nand_properties;
1064 /* Reason: init() method uses drive_get() */
1065 dc->cannot_instantiate_with_device_add_yet = true;
1068 static const TypeInfo sl_nand_info = {
1069 .name = TYPE_SL_NAND,
1070 .parent = TYPE_SYS_BUS_DEVICE,
1071 .instance_size = sizeof(SLNANDState),
1072 .instance_init = sl_nand_init,
1073 .class_init = sl_nand_class_init,
1076 static VMStateDescription vmstate_spitz_kbd = {
1077 .name = "spitz-keyboard",
1078 .version_id = 1,
1079 .minimum_version_id = 0,
1080 .post_load = spitz_keyboard_post_load,
1081 .fields = (VMStateField[]) {
1082 VMSTATE_UINT16(sense_state, SpitzKeyboardState),
1083 VMSTATE_UINT16(strobe_state, SpitzKeyboardState),
1084 VMSTATE_UNUSED_TEST(is_version_0, 5),
1085 VMSTATE_END_OF_LIST(),
1089 static void spitz_keyboard_class_init(ObjectClass *klass, void *data)
1091 DeviceClass *dc = DEVICE_CLASS(klass);
1093 dc->vmsd = &vmstate_spitz_kbd;
1096 static const TypeInfo spitz_keyboard_info = {
1097 .name = TYPE_SPITZ_KEYBOARD,
1098 .parent = TYPE_SYS_BUS_DEVICE,
1099 .instance_size = sizeof(SpitzKeyboardState),
1100 .instance_init = spitz_keyboard_init,
1101 .class_init = spitz_keyboard_class_init,
1104 static const VMStateDescription vmstate_corgi_ssp_regs = {
1105 .name = "corgi-ssp",
1106 .version_id = 2,
1107 .minimum_version_id = 2,
1108 .fields = (VMStateField[]) {
1109 VMSTATE_SSI_SLAVE(ssidev, CorgiSSPState),
1110 VMSTATE_UINT32_ARRAY(enable, CorgiSSPState, 3),
1111 VMSTATE_END_OF_LIST(),
1115 static void corgi_ssp_class_init(ObjectClass *klass, void *data)
1117 DeviceClass *dc = DEVICE_CLASS(klass);
1118 SSISlaveClass *k = SSI_SLAVE_CLASS(klass);
1120 k->realize = corgi_ssp_realize;
1121 k->transfer = corgi_ssp_transfer;
1122 dc->vmsd = &vmstate_corgi_ssp_regs;
1125 static const TypeInfo corgi_ssp_info = {
1126 .name = "corgi-ssp",
1127 .parent = TYPE_SSI_SLAVE,
1128 .instance_size = sizeof(CorgiSSPState),
1129 .class_init = corgi_ssp_class_init,
1132 static const VMStateDescription vmstate_spitz_lcdtg_regs = {
1133 .name = "spitz-lcdtg",
1134 .version_id = 1,
1135 .minimum_version_id = 1,
1136 .fields = (VMStateField[]) {
1137 VMSTATE_SSI_SLAVE(ssidev, SpitzLCDTG),
1138 VMSTATE_UINT32(bl_intensity, SpitzLCDTG),
1139 VMSTATE_UINT32(bl_power, SpitzLCDTG),
1140 VMSTATE_END_OF_LIST(),
1144 static void spitz_lcdtg_class_init(ObjectClass *klass, void *data)
1146 DeviceClass *dc = DEVICE_CLASS(klass);
1147 SSISlaveClass *k = SSI_SLAVE_CLASS(klass);
1149 k->realize = spitz_lcdtg_realize;
1150 k->transfer = spitz_lcdtg_transfer;
1151 dc->vmsd = &vmstate_spitz_lcdtg_regs;
1154 static const TypeInfo spitz_lcdtg_info = {
1155 .name = "spitz-lcdtg",
1156 .parent = TYPE_SSI_SLAVE,
1157 .instance_size = sizeof(SpitzLCDTG),
1158 .class_init = spitz_lcdtg_class_init,
1161 static void spitz_register_types(void)
1163 type_register_static(&corgi_ssp_info);
1164 type_register_static(&spitz_lcdtg_info);
1165 type_register_static(&spitz_keyboard_info);
1166 type_register_static(&sl_nand_info);
1169 type_init(spitz_register_types)