Atsushi Nemoto | b27311e | 2008-09-01 22:22:40 +0900 | [diff] [blame] | 1 | /* |
| 2 | * Toshiba RBTX4939 setup routines. |
| 3 | * Based on linux/arch/mips/txx9/rbtx4938/setup.c, |
| 4 | * and RBTX49xx patch from CELF patch archive. |
| 5 | * |
| 6 | * Copyright (C) 2000-2001,2005-2007 Toshiba Corporation |
| 7 | * 2003-2005 (c) MontaVista Software, Inc. This file is licensed under the |
| 8 | * terms of the GNU General Public License version 2. This program is |
| 9 | * licensed "as is" without any warranty of any kind, whether express |
| 10 | * or implied. |
| 11 | */ |
| 12 | #include <linux/init.h> |
| 13 | #include <linux/kernel.h> |
| 14 | #include <linux/types.h> |
Tejun Heo | 5a0e3ad | 2010-03-24 17:04:11 +0900 | [diff] [blame] | 15 | #include <linux/slab.h> |
Paul Gortmaker | cae39d1 | 2011-07-28 18:46:31 -0400 | [diff] [blame] | 16 | #include <linux/export.h> |
Atsushi Nemoto | b27311e | 2008-09-01 22:22:40 +0900 | [diff] [blame] | 17 | #include <linux/platform_device.h> |
| 18 | #include <linux/leds.h> |
Atsushi Nemoto | 1ba5a17 | 2008-10-21 00:01:06 +0900 | [diff] [blame] | 19 | #include <linux/interrupt.h> |
| 20 | #include <linux/smc91x.h> |
Atsushi Nemoto | cbf77c1 | 2009-03-04 12:01:33 -0800 | [diff] [blame] | 21 | #include <linux/mtd/mtd.h> |
| 22 | #include <linux/mtd/partitions.h> |
| 23 | #include <linux/mtd/map.h> |
Atsushi Nemoto | b27311e | 2008-09-01 22:22:40 +0900 | [diff] [blame] | 24 | #include <asm/reboot.h> |
| 25 | #include <asm/txx9/generic.h> |
| 26 | #include <asm/txx9/pci.h> |
| 27 | #include <asm/txx9/rbtx4939.h> |
| 28 | |
| 29 | static void rbtx4939_machine_restart(char *command) |
| 30 | { |
| 31 | local_irq_disable(); |
| 32 | writeb(1, rbtx4939_reseten_addr); |
| 33 | writeb(1, rbtx4939_softreset_addr); |
| 34 | while (1) |
| 35 | ; |
| 36 | } |
| 37 | |
| 38 | static void __init rbtx4939_time_init(void) |
| 39 | { |
| 40 | tx4939_time_init(0); |
| 41 | } |
| 42 | |
Florian Fainelli | b33b440 | 2012-01-31 18:19:05 +0100 | [diff] [blame] | 43 | #if defined(__BIG_ENDIAN) && IS_ENABLED(CONFIG_SMC91X) |
Atsushi Nemoto | 1ba5a17 | 2008-10-21 00:01:06 +0900 | [diff] [blame] | 44 | #define HAVE_RBTX4939_IOSWAB |
| 45 | #define IS_CE1_ADDR(addr) \ |
| 46 | ((((unsigned long)(addr) - IO_BASE) & 0xfff00000) == TXX9_CE(1)) |
| 47 | static u16 rbtx4939_ioswabw(volatile u16 *a, u16 x) |
| 48 | { |
| 49 | return IS_CE1_ADDR(a) ? x : le16_to_cpu(x); |
| 50 | } |
| 51 | static u16 rbtx4939_mem_ioswabw(volatile u16 *a, u16 x) |
| 52 | { |
| 53 | return !IS_CE1_ADDR(a) ? x : le16_to_cpu(x); |
| 54 | } |
| 55 | #endif /* __BIG_ENDIAN && CONFIG_SMC91X */ |
| 56 | |
Atsushi Nemoto | b27311e | 2008-09-01 22:22:40 +0900 | [diff] [blame] | 57 | static void __init rbtx4939_pci_setup(void) |
| 58 | { |
| 59 | #ifdef CONFIG_PCI |
| 60 | int extarb = !(__raw_readq(&tx4939_ccfgptr->ccfg) & TX4939_CCFG_PCIARB); |
| 61 | struct pci_controller *c = &txx9_primary_pcic; |
| 62 | |
| 63 | register_pci_controller(c); |
| 64 | |
| 65 | tx4939_report_pciclk(); |
| 66 | tx4927_pcic_setup(tx4939_pcicptr, c, extarb); |
| 67 | if (!(__raw_readq(&tx4939_ccfgptr->pcfg) & TX4939_PCFG_ATA1MODE) && |
| 68 | (__raw_readq(&tx4939_ccfgptr->pcfg) & |
| 69 | (TX4939_PCFG_ET0MODE | TX4939_PCFG_ET1MODE))) { |
| 70 | tx4939_report_pci1clk(); |
| 71 | |
| 72 | /* mem:64K(max), io:64K(max) (enough for ETH0,ETH1) */ |
| 73 | c = txx9_alloc_pci_controller(NULL, 0, 0x10000, 0, 0x10000); |
| 74 | register_pci_controller(c); |
| 75 | tx4927_pcic_setup(tx4939_pcic1ptr, c, 0); |
| 76 | } |
| 77 | |
| 78 | tx4939_setup_pcierr_irq(); |
| 79 | #endif /* CONFIG_PCI */ |
| 80 | } |
| 81 | |
| 82 | static unsigned long long default_ebccr[] __initdata = { |
| 83 | 0x01c0000000007608ULL, /* 64M ROM */ |
| 84 | 0x017f000000007049ULL, /* 1M IOC */ |
| 85 | 0x0180000000408608ULL, /* ISA */ |
| 86 | 0, |
| 87 | }; |
| 88 | |
| 89 | static void __init rbtx4939_ebusc_setup(void) |
| 90 | { |
| 91 | int i; |
| 92 | unsigned int sp; |
| 93 | |
| 94 | /* use user-configured speed */ |
| 95 | sp = TX4939_EBUSC_CR(0) & 0x30; |
| 96 | default_ebccr[0] |= sp; |
| 97 | default_ebccr[1] |= sp; |
| 98 | default_ebccr[2] |= sp; |
| 99 | /* initialise by myself */ |
| 100 | for (i = 0; i < ARRAY_SIZE(default_ebccr); i++) { |
| 101 | if (default_ebccr[i]) |
| 102 | ____raw_writeq(default_ebccr[i], |
| 103 | &tx4939_ebuscptr->cr[i]); |
| 104 | else |
| 105 | ____raw_writeq(____raw_readq(&tx4939_ebuscptr->cr[i]) |
| 106 | & ~8, |
| 107 | &tx4939_ebuscptr->cr[i]); |
| 108 | } |
| 109 | } |
| 110 | |
| 111 | static void __init rbtx4939_update_ioc_pen(void) |
| 112 | { |
| 113 | __u64 pcfg = ____raw_readq(&tx4939_ccfgptr->pcfg); |
| 114 | __u64 ccfg = ____raw_readq(&tx4939_ccfgptr->ccfg); |
| 115 | __u8 pe1 = readb(rbtx4939_pe1_addr); |
| 116 | __u8 pe2 = readb(rbtx4939_pe2_addr); |
| 117 | __u8 pe3 = readb(rbtx4939_pe3_addr); |
| 118 | if (pcfg & TX4939_PCFG_ATA0MODE) |
| 119 | pe1 |= RBTX4939_PE1_ATA(0); |
| 120 | else |
| 121 | pe1 &= ~RBTX4939_PE1_ATA(0); |
| 122 | if (pcfg & TX4939_PCFG_ATA1MODE) { |
| 123 | pe1 |= RBTX4939_PE1_ATA(1); |
| 124 | pe1 &= ~(RBTX4939_PE1_RMII(0) | RBTX4939_PE1_RMII(1)); |
| 125 | } else { |
| 126 | pe1 &= ~RBTX4939_PE1_ATA(1); |
| 127 | if (pcfg & TX4939_PCFG_ET0MODE) |
| 128 | pe1 |= RBTX4939_PE1_RMII(0); |
| 129 | else |
| 130 | pe1 &= ~RBTX4939_PE1_RMII(0); |
| 131 | if (pcfg & TX4939_PCFG_ET1MODE) |
| 132 | pe1 |= RBTX4939_PE1_RMII(1); |
| 133 | else |
| 134 | pe1 &= ~RBTX4939_PE1_RMII(1); |
| 135 | } |
| 136 | if (ccfg & TX4939_CCFG_PTSEL) |
| 137 | pe3 &= ~(RBTX4939_PE3_VP | RBTX4939_PE3_VP_P | |
| 138 | RBTX4939_PE3_VP_S); |
| 139 | else { |
| 140 | __u64 vmode = pcfg & |
| 141 | (TX4939_PCFG_VSSMODE | TX4939_PCFG_VPSMODE); |
| 142 | if (vmode == 0) |
| 143 | pe3 &= ~(RBTX4939_PE3_VP | RBTX4939_PE3_VP_P | |
| 144 | RBTX4939_PE3_VP_S); |
| 145 | else if (vmode == TX4939_PCFG_VPSMODE) { |
| 146 | pe3 |= RBTX4939_PE3_VP_P; |
| 147 | pe3 &= ~(RBTX4939_PE3_VP | RBTX4939_PE3_VP_S); |
| 148 | } else if (vmode == TX4939_PCFG_VSSMODE) { |
| 149 | pe3 |= RBTX4939_PE3_VP | RBTX4939_PE3_VP_S; |
| 150 | pe3 &= ~RBTX4939_PE3_VP_P; |
| 151 | } else { |
| 152 | pe3 |= RBTX4939_PE3_VP | RBTX4939_PE3_VP_P; |
| 153 | pe3 &= ~RBTX4939_PE3_VP_S; |
| 154 | } |
| 155 | } |
| 156 | if (pcfg & TX4939_PCFG_SPIMODE) { |
| 157 | if (pcfg & TX4939_PCFG_SIO2MODE_GPIO) |
| 158 | pe2 &= ~(RBTX4939_PE2_SIO2 | RBTX4939_PE2_SIO0); |
| 159 | else { |
| 160 | if (pcfg & TX4939_PCFG_SIO2MODE_SIO2) { |
| 161 | pe2 |= RBTX4939_PE2_SIO2; |
| 162 | pe2 &= ~RBTX4939_PE2_SIO0; |
| 163 | } else { |
| 164 | pe2 |= RBTX4939_PE2_SIO0; |
| 165 | pe2 &= ~RBTX4939_PE2_SIO2; |
| 166 | } |
| 167 | } |
| 168 | if (pcfg & TX4939_PCFG_SIO3MODE) |
| 169 | pe2 |= RBTX4939_PE2_SIO3; |
| 170 | else |
| 171 | pe2 &= ~RBTX4939_PE2_SIO3; |
| 172 | pe2 &= ~RBTX4939_PE2_SPI; |
| 173 | } else { |
| 174 | pe2 |= RBTX4939_PE2_SPI; |
| 175 | pe2 &= ~(RBTX4939_PE2_SIO3 | RBTX4939_PE2_SIO2 | |
| 176 | RBTX4939_PE2_SIO0); |
| 177 | } |
| 178 | if ((pcfg & TX4939_PCFG_I2SMODE_MASK) == TX4939_PCFG_I2SMODE_GPIO) |
| 179 | pe2 |= RBTX4939_PE2_GPIO; |
| 180 | else |
| 181 | pe2 &= ~RBTX4939_PE2_GPIO; |
| 182 | writeb(pe1, rbtx4939_pe1_addr); |
| 183 | writeb(pe2, rbtx4939_pe2_addr); |
| 184 | writeb(pe3, rbtx4939_pe3_addr); |
| 185 | } |
| 186 | |
| 187 | #define RBTX4939_MAX_7SEGLEDS 8 |
| 188 | |
Florian Fainelli | b33b440 | 2012-01-31 18:19:05 +0100 | [diff] [blame] | 189 | #if IS_ENABLED(CONFIG_LEDS_CLASS) |
Atsushi Nemoto | b27311e | 2008-09-01 22:22:40 +0900 | [diff] [blame] | 190 | static u8 led_val[RBTX4939_MAX_7SEGLEDS]; |
| 191 | struct rbtx4939_led_data { |
| 192 | struct led_classdev cdev; |
| 193 | char name[32]; |
| 194 | unsigned int num; |
| 195 | }; |
| 196 | |
| 197 | /* Use "dot" in 7seg LEDs */ |
| 198 | static void rbtx4939_led_brightness_set(struct led_classdev *led_cdev, |
| 199 | enum led_brightness value) |
| 200 | { |
| 201 | struct rbtx4939_led_data *led_dat = |
| 202 | container_of(led_cdev, struct rbtx4939_led_data, cdev); |
| 203 | unsigned int num = led_dat->num; |
| 204 | unsigned long flags; |
| 205 | |
| 206 | local_irq_save(flags); |
| 207 | led_val[num] = (led_val[num] & 0x7f) | (value ? 0x80 : 0); |
| 208 | writeb(led_val[num], rbtx4939_7seg_addr(num / 4, num % 4)); |
| 209 | local_irq_restore(flags); |
| 210 | } |
| 211 | |
| 212 | static int __init rbtx4939_led_probe(struct platform_device *pdev) |
| 213 | { |
| 214 | struct rbtx4939_led_data *leds_data; |
| 215 | int i; |
| 216 | static char *default_triggers[] __initdata = { |
| 217 | "heartbeat", |
| 218 | "ide-disk", |
| 219 | "nand-disk", |
| 220 | }; |
| 221 | |
| 222 | leds_data = kzalloc(sizeof(*leds_data) * RBTX4939_MAX_7SEGLEDS, |
| 223 | GFP_KERNEL); |
| 224 | if (!leds_data) |
| 225 | return -ENOMEM; |
| 226 | for (i = 0; i < RBTX4939_MAX_7SEGLEDS; i++) { |
| 227 | int rc; |
| 228 | struct rbtx4939_led_data *led_dat = &leds_data[i]; |
| 229 | |
| 230 | led_dat->num = i; |
| 231 | led_dat->cdev.brightness_set = rbtx4939_led_brightness_set; |
| 232 | sprintf(led_dat->name, "rbtx4939:amber:%u", i); |
| 233 | led_dat->cdev.name = led_dat->name; |
| 234 | if (i < ARRAY_SIZE(default_triggers)) |
| 235 | led_dat->cdev.default_trigger = default_triggers[i]; |
| 236 | rc = led_classdev_register(&pdev->dev, &led_dat->cdev); |
| 237 | if (rc < 0) |
| 238 | return rc; |
| 239 | led_dat->cdev.brightness_set(&led_dat->cdev, 0); |
| 240 | } |
| 241 | return 0; |
| 242 | |
| 243 | } |
| 244 | |
| 245 | static struct platform_driver rbtx4939_led_driver = { |
Ralf Baechle | 7034228 | 2013-01-22 12:59:30 +0100 | [diff] [blame] | 246 | .driver = { |
Atsushi Nemoto | b27311e | 2008-09-01 22:22:40 +0900 | [diff] [blame] | 247 | .name = "rbtx4939-led", |
Atsushi Nemoto | b27311e | 2008-09-01 22:22:40 +0900 | [diff] [blame] | 248 | }, |
| 249 | }; |
| 250 | |
| 251 | static void __init rbtx4939_led_setup(void) |
| 252 | { |
| 253 | platform_device_register_simple("rbtx4939-led", -1, NULL, 0); |
| 254 | platform_driver_probe(&rbtx4939_led_driver, rbtx4939_led_probe); |
| 255 | } |
| 256 | #else |
| 257 | static inline void rbtx4939_led_setup(void) |
| 258 | { |
| 259 | } |
| 260 | #endif |
| 261 | |
Atsushi Nemoto | bc89b2b | 2008-10-20 23:28:50 +0900 | [diff] [blame] | 262 | static void __rbtx4939_7segled_putc(unsigned int pos, unsigned char val) |
| 263 | { |
Florian Fainelli | b33b440 | 2012-01-31 18:19:05 +0100 | [diff] [blame] | 264 | #if IS_ENABLED(CONFIG_LEDS_CLASS) |
Atsushi Nemoto | bc89b2b | 2008-10-20 23:28:50 +0900 | [diff] [blame] | 265 | unsigned long flags; |
| 266 | local_irq_save(flags); |
| 267 | /* bit7: reserved for LED class */ |
| 268 | led_val[pos] = (led_val[pos] & 0x80) | (val & 0x7f); |
| 269 | val = led_val[pos]; |
| 270 | local_irq_restore(flags); |
| 271 | #endif |
| 272 | writeb(val, rbtx4939_7seg_addr(pos / 4, pos % 4)); |
| 273 | } |
| 274 | |
| 275 | static void rbtx4939_7segled_putc(unsigned int pos, unsigned char val) |
| 276 | { |
| 277 | /* convert from map_to_seg7() notation */ |
| 278 | val = (val & 0x88) | |
| 279 | ((val & 0x40) >> 6) | |
| 280 | ((val & 0x20) >> 4) | |
| 281 | ((val & 0x10) >> 2) | |
| 282 | ((val & 0x04) << 2) | |
| 283 | ((val & 0x02) << 4) | |
| 284 | ((val & 0x01) << 6); |
| 285 | __rbtx4939_7segled_putc(pos, val); |
| 286 | } |
| 287 | |
Florian Fainelli | b33b440 | 2012-01-31 18:19:05 +0100 | [diff] [blame] | 288 | #if IS_ENABLED(CONFIG_MTD_RBTX4939) |
Atsushi Nemoto | cbf77c1 | 2009-03-04 12:01:33 -0800 | [diff] [blame] | 289 | /* special mapping for boot rom */ |
| 290 | static unsigned long rbtx4939_flash_fixup_ofs(unsigned long ofs) |
| 291 | { |
| 292 | u8 bdipsw = readb(rbtx4939_bdipsw_addr) & 0x0f; |
| 293 | unsigned char shift; |
| 294 | |
| 295 | if (bdipsw & 8) { |
| 296 | /* BOOT Mode: USER ROM1 / USER ROM2 */ |
| 297 | shift = bdipsw & 3; |
| 298 | /* rotate A[23:22] */ |
| 299 | return (ofs & ~0xc00000) | ((((ofs >> 22) + shift) & 3) << 22); |
| 300 | } |
| 301 | #ifdef __BIG_ENDIAN |
| 302 | if (bdipsw == 0) |
| 303 | /* BOOT Mode: Monitor ROM */ |
| 304 | ofs ^= 0x400000; /* swap A[22] */ |
| 305 | #endif |
| 306 | return ofs; |
| 307 | } |
| 308 | |
| 309 | static map_word rbtx4939_flash_read16(struct map_info *map, unsigned long ofs) |
| 310 | { |
| 311 | map_word r; |
| 312 | |
| 313 | ofs = rbtx4939_flash_fixup_ofs(ofs); |
| 314 | r.x[0] = __raw_readw(map->virt + ofs); |
| 315 | return r; |
| 316 | } |
| 317 | |
| 318 | static void rbtx4939_flash_write16(struct map_info *map, const map_word datum, |
| 319 | unsigned long ofs) |
| 320 | { |
| 321 | ofs = rbtx4939_flash_fixup_ofs(ofs); |
| 322 | __raw_writew(datum.x[0], map->virt + ofs); |
| 323 | mb(); /* see inline_map_write() in mtd/map.h */ |
| 324 | } |
| 325 | |
| 326 | static void rbtx4939_flash_copy_from(struct map_info *map, void *to, |
| 327 | unsigned long from, ssize_t len) |
| 328 | { |
| 329 | u8 bdipsw = readb(rbtx4939_bdipsw_addr) & 0x0f; |
| 330 | unsigned char shift; |
| 331 | ssize_t curlen; |
| 332 | |
| 333 | from += (unsigned long)map->virt; |
| 334 | if (bdipsw & 8) { |
| 335 | /* BOOT Mode: USER ROM1 / USER ROM2 */ |
| 336 | shift = bdipsw & 3; |
| 337 | while (len) { |
| 338 | curlen = min_t(unsigned long, len, |
Ralf Baechle | 7034228 | 2013-01-22 12:59:30 +0100 | [diff] [blame] | 339 | 0x400000 - (from & (0x400000 - 1))); |
Atsushi Nemoto | cbf77c1 | 2009-03-04 12:01:33 -0800 | [diff] [blame] | 340 | memcpy(to, |
| 341 | (void *)((from & ~0xc00000) | |
| 342 | ((((from >> 22) + shift) & 3) << 22)), |
| 343 | curlen); |
| 344 | len -= curlen; |
| 345 | from += curlen; |
| 346 | to += curlen; |
| 347 | } |
| 348 | return; |
| 349 | } |
| 350 | #ifdef __BIG_ENDIAN |
| 351 | if (bdipsw == 0) { |
| 352 | /* BOOT Mode: Monitor ROM */ |
| 353 | while (len) { |
| 354 | curlen = min_t(unsigned long, len, |
| 355 | 0x400000 - (from & (0x400000 - 1))); |
| 356 | memcpy(to, (void *)(from ^ 0x400000), curlen); |
| 357 | len -= curlen; |
| 358 | from += curlen; |
| 359 | to += curlen; |
| 360 | } |
| 361 | return; |
| 362 | } |
| 363 | #endif |
| 364 | memcpy(to, (void *)from, len); |
| 365 | } |
| 366 | |
| 367 | static void rbtx4939_flash_map_init(struct map_info *map) |
| 368 | { |
| 369 | map->read = rbtx4939_flash_read16; |
| 370 | map->write = rbtx4939_flash_write16; |
| 371 | map->copy_from = rbtx4939_flash_copy_from; |
| 372 | } |
| 373 | |
| 374 | static void __init rbtx4939_mtd_init(void) |
| 375 | { |
| 376 | static struct { |
| 377 | struct platform_device dev; |
| 378 | struct resource res; |
| 379 | struct rbtx4939_flash_data data; |
| 380 | } pdevs[4]; |
| 381 | int i; |
| 382 | static char names[4][8]; |
| 383 | static struct mtd_partition parts[4]; |
| 384 | struct rbtx4939_flash_data *boot_pdata = &pdevs[0].data; |
| 385 | u8 bdipsw = readb(rbtx4939_bdipsw_addr) & 0x0f; |
| 386 | |
| 387 | if (bdipsw & 8) { |
| 388 | /* BOOT Mode: USER ROM1 / USER ROM2 */ |
| 389 | boot_pdata->nr_parts = 4; |
| 390 | for (i = 0; i < boot_pdata->nr_parts; i++) { |
| 391 | sprintf(names[i], "img%d", 4 - i); |
| 392 | parts[i].name = names[i]; |
| 393 | parts[i].size = 0x400000; |
| 394 | parts[i].offset = MTDPART_OFS_NXTBLK; |
| 395 | } |
| 396 | } else if (bdipsw == 0) { |
| 397 | /* BOOT Mode: Monitor ROM */ |
| 398 | boot_pdata->nr_parts = 2; |
| 399 | strcpy(names[0], "big"); |
| 400 | strcpy(names[1], "little"); |
| 401 | for (i = 0; i < boot_pdata->nr_parts; i++) { |
| 402 | parts[i].name = names[i]; |
| 403 | parts[i].size = 0x400000; |
| 404 | parts[i].offset = MTDPART_OFS_NXTBLK; |
| 405 | } |
| 406 | } else { |
| 407 | /* BOOT Mode: ROM Emulator */ |
| 408 | boot_pdata->nr_parts = 2; |
| 409 | parts[0].name = "boot"; |
| 410 | parts[0].offset = 0xc00000; |
| 411 | parts[0].size = 0x400000; |
| 412 | parts[1].name = "user"; |
| 413 | parts[1].offset = 0; |
| 414 | parts[1].size = 0xc00000; |
| 415 | } |
| 416 | boot_pdata->parts = parts; |
| 417 | boot_pdata->map_init = rbtx4939_flash_map_init; |
| 418 | |
| 419 | for (i = 0; i < ARRAY_SIZE(pdevs); i++) { |
| 420 | struct resource *r = &pdevs[i].res; |
| 421 | struct platform_device *dev = &pdevs[i].dev; |
| 422 | |
| 423 | r->start = 0x1f000000 - i * 0x1000000; |
| 424 | r->end = r->start + 0x1000000 - 1; |
| 425 | r->flags = IORESOURCE_MEM; |
| 426 | pdevs[i].data.width = 2; |
| 427 | dev->num_resources = 1; |
| 428 | dev->resource = r; |
| 429 | dev->id = i; |
| 430 | dev->name = "rbtx4939-flash"; |
| 431 | dev->dev.platform_data = &pdevs[i].data; |
| 432 | platform_device_register(dev); |
| 433 | } |
| 434 | } |
| 435 | #else |
| 436 | static void __init rbtx4939_mtd_init(void) |
| 437 | { |
| 438 | } |
| 439 | #endif |
| 440 | |
Atsushi Nemoto | b27311e | 2008-09-01 22:22:40 +0900 | [diff] [blame] | 441 | static void __init rbtx4939_arch_init(void) |
| 442 | { |
| 443 | rbtx4939_pci_setup(); |
| 444 | } |
| 445 | |
| 446 | static void __init rbtx4939_device_init(void) |
| 447 | { |
Atsushi Nemoto | 1ba5a17 | 2008-10-21 00:01:06 +0900 | [diff] [blame] | 448 | unsigned long smc_addr = RBTX4939_ETHER_ADDR - IO_BASE; |
| 449 | struct resource smc_res[] = { |
| 450 | { |
| 451 | .start = smc_addr, |
| 452 | .end = smc_addr + 0x10 - 1, |
| 453 | .flags = IORESOURCE_MEM, |
| 454 | }, { |
| 455 | .start = RBTX4939_IRQ_ETHER, |
| 456 | /* override default irq flag defined in smc91x.h */ |
| 457 | .flags = IORESOURCE_IRQ | IRQF_TRIGGER_LOW, |
| 458 | }, |
| 459 | }; |
| 460 | struct smc91x_platdata smc_pdata = { |
| 461 | .flags = SMC91X_USE_16BIT, |
| 462 | }; |
| 463 | struct platform_device *pdev; |
Florian Fainelli | b33b440 | 2012-01-31 18:19:05 +0100 | [diff] [blame] | 464 | #if IS_ENABLED(CONFIG_TC35815) |
Atsushi Nemoto | b27311e | 2008-09-01 22:22:40 +0900 | [diff] [blame] | 465 | int i, j; |
| 466 | unsigned char ethaddr[2][6]; |
Atsushi Nemoto | 9cc4581 | 2008-09-11 00:44:04 +0900 | [diff] [blame] | 467 | u8 bdipsw = readb(rbtx4939_bdipsw_addr) & 0x0f; |
| 468 | |
Atsushi Nemoto | b27311e | 2008-09-01 22:22:40 +0900 | [diff] [blame] | 469 | for (i = 0; i < 2; i++) { |
| 470 | unsigned long area = CKSEG1 + 0x1fff0000 + (i * 0x10); |
Atsushi Nemoto | 9cc4581 | 2008-09-11 00:44:04 +0900 | [diff] [blame] | 471 | if (bdipsw == 0) |
| 472 | memcpy(ethaddr[i], (void *)area, 6); |
| 473 | else { |
Atsushi Nemoto | b27311e | 2008-09-01 22:22:40 +0900 | [diff] [blame] | 474 | u16 buf[3]; |
Atsushi Nemoto | 9cc4581 | 2008-09-11 00:44:04 +0900 | [diff] [blame] | 475 | if (bdipsw & 8) |
| 476 | area -= 0x03000000; |
| 477 | else |
| 478 | area -= 0x01000000; |
Atsushi Nemoto | b27311e | 2008-09-01 22:22:40 +0900 | [diff] [blame] | 479 | for (j = 0; j < 3; j++) |
| 480 | buf[j] = le16_to_cpup((u16 *)(area + j * 2)); |
| 481 | memcpy(ethaddr[i], buf, 6); |
Atsushi Nemoto | 9cc4581 | 2008-09-11 00:44:04 +0900 | [diff] [blame] | 482 | } |
Atsushi Nemoto | b27311e | 2008-09-01 22:22:40 +0900 | [diff] [blame] | 483 | } |
| 484 | tx4939_ethaddr_init(ethaddr[0], ethaddr[1]); |
| 485 | #endif |
Atsushi Nemoto | 1ba5a17 | 2008-10-21 00:01:06 +0900 | [diff] [blame] | 486 | pdev = platform_device_alloc("smc91x", -1); |
| 487 | if (!pdev || |
| 488 | platform_device_add_resources(pdev, smc_res, ARRAY_SIZE(smc_res)) || |
| 489 | platform_device_add_data(pdev, &smc_pdata, sizeof(smc_pdata)) || |
| 490 | platform_device_add(pdev)) |
| 491 | platform_device_put(pdev); |
Atsushi Nemoto | cbf77c1 | 2009-03-04 12:01:33 -0800 | [diff] [blame] | 492 | rbtx4939_mtd_init(); |
Atsushi Nemoto | a591f5d | 2009-03-04 12:01:31 -0800 | [diff] [blame] | 493 | /* TC58DVM82A1FT: tDH=10ns, tWP=tRP=tREADID=35ns */ |
| 494 | tx4939_ndfmc_init(10, 35, |
| 495 | (1 << 1) | (1 << 2), |
| 496 | (1 << 2)); /* ch1:8bit, ch2:16bit */ |
Atsushi Nemoto | b27311e | 2008-09-01 22:22:40 +0900 | [diff] [blame] | 497 | rbtx4939_led_setup(); |
| 498 | tx4939_wdt_init(); |
Atsushi Nemoto | 4bacc68 | 2008-09-18 00:13:58 +0900 | [diff] [blame] | 499 | tx4939_ata_init(); |
Atsushi Nemoto | 65655b5 | 2009-01-20 23:07:41 +0900 | [diff] [blame] | 500 | tx4939_rtc_init(); |
Atsushi Nemoto | f48c8c9 | 2009-04-23 00:40:31 +0900 | [diff] [blame] | 501 | tx4939_dmac_init(0, 2); |
Atsushi Nemoto | 742cd58 | 2009-05-19 22:12:22 +0900 | [diff] [blame] | 502 | tx4939_aclc_init(); |
| 503 | platform_device_register_simple("txx9aclc-generic", -1, NULL, 0); |
Atsushi Nemoto | c3b28ae | 2009-05-25 22:04:02 +0900 | [diff] [blame] | 504 | tx4939_sramc_init(); |
Atsushi Nemoto | 923e381 | 2009-06-02 23:54:22 +0900 | [diff] [blame] | 505 | tx4939_rng_init(); |
Atsushi Nemoto | b27311e | 2008-09-01 22:22:40 +0900 | [diff] [blame] | 506 | } |
| 507 | |
| 508 | static void __init rbtx4939_setup(void) |
| 509 | { |
Atsushi Nemoto | bc89b2b | 2008-10-20 23:28:50 +0900 | [diff] [blame] | 510 | int i; |
| 511 | |
Atsushi Nemoto | b27311e | 2008-09-01 22:22:40 +0900 | [diff] [blame] | 512 | rbtx4939_ebusc_setup(); |
| 513 | /* always enable ATA0 */ |
| 514 | txx9_set64(&tx4939_ccfgptr->pcfg, TX4939_PCFG_ATA0MODE); |
Atsushi Nemoto | b27311e | 2008-09-01 22:22:40 +0900 | [diff] [blame] | 515 | if (txx9_master_clock == 0) |
| 516 | txx9_master_clock = 20000000; |
| 517 | tx4939_setup(); |
Atsushi Nemoto | 3e6e921 | 2009-07-15 22:03:56 +0900 | [diff] [blame] | 518 | rbtx4939_update_ioc_pen(); |
Atsushi Nemoto | 1ba5a17 | 2008-10-21 00:01:06 +0900 | [diff] [blame] | 519 | #ifdef HAVE_RBTX4939_IOSWAB |
| 520 | ioswabw = rbtx4939_ioswabw; |
| 521 | __mem_ioswabw = rbtx4939_mem_ioswabw; |
| 522 | #endif |
Atsushi Nemoto | b27311e | 2008-09-01 22:22:40 +0900 | [diff] [blame] | 523 | |
| 524 | _machine_restart = rbtx4939_machine_restart; |
| 525 | |
Atsushi Nemoto | bc89b2b | 2008-10-20 23:28:50 +0900 | [diff] [blame] | 526 | txx9_7segled_init(RBTX4939_MAX_7SEGLEDS, rbtx4939_7segled_putc); |
| 527 | for (i = 0; i < RBTX4939_MAX_7SEGLEDS; i++) |
| 528 | txx9_7segled_putc(i, '-'); |
Atsushi Nemoto | b27311e | 2008-09-01 22:22:40 +0900 | [diff] [blame] | 529 | pr_info("RBTX4939 (Rev %02x) --- FPGA(Rev %02x) DIPSW:%02x,%02x\n", |
| 530 | readb(rbtx4939_board_rev_addr), readb(rbtx4939_ioc_rev_addr), |
| 531 | readb(rbtx4939_udipsw_addr), readb(rbtx4939_bdipsw_addr)); |
| 532 | |
| 533 | #ifdef CONFIG_PCI |
| 534 | txx9_alloc_pci_controller(&txx9_primary_pcic, 0, 0, 0, 0); |
| 535 | txx9_board_pcibios_setup = tx4927_pcibios_setup; |
| 536 | #else |
| 537 | set_io_port_base(RBTX4939_ETHER_BASE); |
| 538 | #endif |
| 539 | |
| 540 | tx4939_sio_init(TX4939_SCLK0(txx9_master_clock), 0); |
| 541 | } |
| 542 | |
| 543 | struct txx9_board_vec rbtx4939_vec __initdata = { |
Atsushi Nemoto | dfe99b9 | 2009-04-16 02:22:21 +0900 | [diff] [blame] | 544 | .system = "Toshiba RBTX4939", |
Atsushi Nemoto | b27311e | 2008-09-01 22:22:40 +0900 | [diff] [blame] | 545 | .prom_init = rbtx4939_prom_init, |
| 546 | .mem_setup = rbtx4939_setup, |
| 547 | .irq_setup = rbtx4939_irq_setup, |
| 548 | .time_init = rbtx4939_time_init, |
| 549 | .device_init = rbtx4939_device_init, |
| 550 | .arch_init = rbtx4939_arch_init, |
| 551 | #ifdef CONFIG_PCI |
| 552 | .pci_map_irq = tx4939_pci_map_irq, |
| 553 | #endif |
| 554 | }; |