Manuel Lauss | 64cd04d | 2011-11-10 12:03:26 +0000 | [diff] [blame] | 1 | /* |
| 2 | * DBAu1300 init and platform device setup. |
| 3 | * |
| 4 | * (c) 2009 Manuel Lauss <manuel.lauss@googlemail.com> |
| 5 | */ |
| 6 | |
| 7 | #include <linux/dma-mapping.h> |
| 8 | #include <linux/gpio.h> |
| 9 | #include <linux/gpio_keys.h> |
| 10 | #include <linux/init.h> |
| 11 | #include <linux/input.h> /* KEY_* codes */ |
| 12 | #include <linux/i2c.h> |
| 13 | #include <linux/io.h> |
| 14 | #include <linux/leds.h> |
| 15 | #include <linux/ata_platform.h> |
| 16 | #include <linux/mmc/host.h> |
| 17 | #include <linux/module.h> |
| 18 | #include <linux/mtd/mtd.h> |
| 19 | #include <linux/mtd/nand.h> |
| 20 | #include <linux/mtd/partitions.h> |
| 21 | #include <linux/platform_device.h> |
| 22 | #include <linux/smsc911x.h> |
| 23 | |
| 24 | #include <asm/mach-au1x00/au1000.h> |
| 25 | #include <asm/mach-au1x00/au1100_mmc.h> |
Manuel Lauss | a9b71a8 | 2011-11-10 12:06:21 +0000 | [diff] [blame] | 26 | #include <asm/mach-au1x00/au1200fb.h> |
Manuel Lauss | 64cd04d | 2011-11-10 12:03:26 +0000 | [diff] [blame] | 27 | #include <asm/mach-au1x00/au1xxx_dbdma.h> |
| 28 | #include <asm/mach-au1x00/au1xxx_psc.h> |
| 29 | #include <asm/mach-db1x00/db1300.h> |
| 30 | #include <asm/mach-db1x00/bcsr.h> |
| 31 | #include <asm/mach-au1x00/prom.h> |
| 32 | |
| 33 | #include "platform.h" |
| 34 | |
| 35 | static struct i2c_board_info db1300_i2c_devs[] __initdata = { |
| 36 | { I2C_BOARD_INFO("wm8731", 0x1b), }, /* I2S audio codec */ |
| 37 | { I2C_BOARD_INFO("ne1619", 0x2d), }, /* adm1025-compat hwmon */ |
| 38 | }; |
| 39 | |
| 40 | /* multifunction pins to assign to GPIO controller */ |
| 41 | static int db1300_gpio_pins[] __initdata = { |
| 42 | AU1300_PIN_LCDPWM0, AU1300_PIN_PSC2SYNC1, AU1300_PIN_WAKE1, |
| 43 | AU1300_PIN_WAKE2, AU1300_PIN_WAKE3, AU1300_PIN_FG3AUX, |
| 44 | AU1300_PIN_EXTCLK1, |
| 45 | -1, /* terminator */ |
| 46 | }; |
| 47 | |
| 48 | /* multifunction pins to assign to device functions */ |
| 49 | static int db1300_dev_pins[] __initdata = { |
| 50 | /* wake-from-str pins 0-3 */ |
| 51 | AU1300_PIN_WAKE0, |
| 52 | /* external clock sources for PSC0 */ |
| 53 | AU1300_PIN_EXTCLK0, |
| 54 | /* 8bit MMC interface on SD0: 6-9 */ |
| 55 | AU1300_PIN_SD0DAT4, AU1300_PIN_SD0DAT5, AU1300_PIN_SD0DAT6, |
| 56 | AU1300_PIN_SD0DAT7, |
| 57 | /* UART1 pins: 11-18 */ |
| 58 | AU1300_PIN_U1RI, AU1300_PIN_U1DCD, AU1300_PIN_U1DSR, |
| 59 | AU1300_PIN_U1CTS, AU1300_PIN_U1RTS, AU1300_PIN_U1DTR, |
| 60 | AU1300_PIN_U1RX, AU1300_PIN_U1TX, |
| 61 | /* UART0 pins: 19-24 */ |
| 62 | AU1300_PIN_U0RI, AU1300_PIN_U0DCD, AU1300_PIN_U0DSR, |
| 63 | AU1300_PIN_U0CTS, AU1300_PIN_U0RTS, AU1300_PIN_U0DTR, |
| 64 | /* UART2: 25-26 */ |
| 65 | AU1300_PIN_U2RX, AU1300_PIN_U2TX, |
| 66 | /* UART3: 27-28 */ |
| 67 | AU1300_PIN_U3RX, AU1300_PIN_U3TX, |
| 68 | /* LCD controller PWMs, ext pixclock: 30-31 */ |
| 69 | AU1300_PIN_LCDPWM1, AU1300_PIN_LCDCLKIN, |
| 70 | /* SD1 interface: 32-37 */ |
| 71 | AU1300_PIN_SD1DAT0, AU1300_PIN_SD1DAT1, AU1300_PIN_SD1DAT2, |
| 72 | AU1300_PIN_SD1DAT3, AU1300_PIN_SD1CMD, AU1300_PIN_SD1CLK, |
| 73 | /* SD2 interface: 38-43 */ |
| 74 | AU1300_PIN_SD2DAT0, AU1300_PIN_SD2DAT1, AU1300_PIN_SD2DAT2, |
| 75 | AU1300_PIN_SD2DAT3, AU1300_PIN_SD2CMD, AU1300_PIN_SD2CLK, |
| 76 | /* PSC0/1 clocks: 44-45 */ |
| 77 | AU1300_PIN_PSC0CLK, AU1300_PIN_PSC1CLK, |
| 78 | /* PSCs: 46-49/50-53/54-57/58-61 */ |
| 79 | AU1300_PIN_PSC0SYNC0, AU1300_PIN_PSC0SYNC1, AU1300_PIN_PSC0D0, |
| 80 | AU1300_PIN_PSC0D1, |
| 81 | AU1300_PIN_PSC1SYNC0, AU1300_PIN_PSC1SYNC1, AU1300_PIN_PSC1D0, |
| 82 | AU1300_PIN_PSC1D1, |
Ralf Baechle | 7034228 | 2013-01-22 12:59:30 +0100 | [diff] [blame] | 83 | AU1300_PIN_PSC2SYNC0, AU1300_PIN_PSC2D0, |
Manuel Lauss | 64cd04d | 2011-11-10 12:03:26 +0000 | [diff] [blame] | 84 | AU1300_PIN_PSC2D1, |
| 85 | AU1300_PIN_PSC3SYNC0, AU1300_PIN_PSC3SYNC1, AU1300_PIN_PSC3D0, |
| 86 | AU1300_PIN_PSC3D1, |
| 87 | /* PCMCIA interface: 62-70 */ |
| 88 | AU1300_PIN_PCE2, AU1300_PIN_PCE1, AU1300_PIN_PIOS16, |
| 89 | AU1300_PIN_PIOR, AU1300_PIN_PWE, AU1300_PIN_PWAIT, |
| 90 | AU1300_PIN_PREG, AU1300_PIN_POE, AU1300_PIN_PIOW, |
| 91 | /* camera interface H/V sync inputs: 71-72 */ |
| 92 | AU1300_PIN_CIMLS, AU1300_PIN_CIMFS, |
| 93 | /* PSC2/3 clocks: 73-74 */ |
| 94 | AU1300_PIN_PSC2CLK, AU1300_PIN_PSC3CLK, |
| 95 | -1, /* terminator */ |
| 96 | }; |
| 97 | |
| 98 | static void __init db1300_gpio_config(void) |
| 99 | { |
| 100 | int *i; |
| 101 | |
| 102 | i = &db1300_dev_pins[0]; |
| 103 | while (*i != -1) |
| 104 | au1300_pinfunc_to_dev(*i++); |
| 105 | |
| 106 | i = &db1300_gpio_pins[0]; |
| 107 | while (*i != -1) |
| 108 | au1300_gpio_direction_input(*i++);/* implies pin_to_gpio */ |
| 109 | |
| 110 | au1300_set_dbdma_gpio(1, AU1300_PIN_FG3AUX); |
| 111 | } |
| 112 | |
Manuel Lauss | 64cd04d | 2011-11-10 12:03:26 +0000 | [diff] [blame] | 113 | /**********************************************************************/ |
| 114 | |
| 115 | static void au1300_nand_cmd_ctrl(struct mtd_info *mtd, int cmd, |
| 116 | unsigned int ctrl) |
| 117 | { |
| 118 | struct nand_chip *this = mtd->priv; |
| 119 | unsigned long ioaddr = (unsigned long)this->IO_ADDR_W; |
| 120 | |
| 121 | ioaddr &= 0xffffff00; |
| 122 | |
| 123 | if (ctrl & NAND_CLE) { |
| 124 | ioaddr += MEM_STNAND_CMD; |
| 125 | } else if (ctrl & NAND_ALE) { |
| 126 | ioaddr += MEM_STNAND_ADDR; |
| 127 | } else { |
| 128 | /* assume we want to r/w real data by default */ |
| 129 | ioaddr += MEM_STNAND_DATA; |
| 130 | } |
| 131 | this->IO_ADDR_R = this->IO_ADDR_W = (void __iomem *)ioaddr; |
| 132 | if (cmd != NAND_CMD_NONE) { |
| 133 | __raw_writeb(cmd, this->IO_ADDR_W); |
| 134 | wmb(); |
| 135 | } |
| 136 | } |
| 137 | |
| 138 | static int au1300_nand_device_ready(struct mtd_info *mtd) |
| 139 | { |
| 140 | return __raw_readl((void __iomem *)MEM_STSTAT) & 1; |
| 141 | } |
| 142 | |
Manuel Lauss | 64cd04d | 2011-11-10 12:03:26 +0000 | [diff] [blame] | 143 | static struct mtd_partition db1300_nand_parts[] = { |
| 144 | { |
| 145 | .name = "NAND FS 0", |
Ralf Baechle | 7034228 | 2013-01-22 12:59:30 +0100 | [diff] [blame] | 146 | .offset = 0, |
Manuel Lauss | 64cd04d | 2011-11-10 12:03:26 +0000 | [diff] [blame] | 147 | .size = 8 * 1024 * 1024, |
| 148 | }, |
| 149 | { |
| 150 | .name = "NAND FS 1", |
Ralf Baechle | 7034228 | 2013-01-22 12:59:30 +0100 | [diff] [blame] | 151 | .offset = MTDPART_OFS_APPEND, |
Manuel Lauss | 64cd04d | 2011-11-10 12:03:26 +0000 | [diff] [blame] | 152 | .size = MTDPART_SIZ_FULL |
| 153 | }, |
| 154 | }; |
| 155 | |
| 156 | struct platform_nand_data db1300_nand_platdata = { |
| 157 | .chip = { |
| 158 | .nr_chips = 1, |
| 159 | .chip_offset = 0, |
| 160 | .nr_partitions = ARRAY_SIZE(db1300_nand_parts), |
| 161 | .partitions = db1300_nand_parts, |
| 162 | .chip_delay = 20, |
Manuel Lauss | 64cd04d | 2011-11-10 12:03:26 +0000 | [diff] [blame] | 163 | }, |
| 164 | .ctrl = { |
| 165 | .dev_ready = au1300_nand_device_ready, |
| 166 | .cmd_ctrl = au1300_nand_cmd_ctrl, |
| 167 | }, |
| 168 | }; |
| 169 | |
| 170 | static struct resource db1300_nand_res[] = { |
| 171 | [0] = { |
| 172 | .start = DB1300_NAND_PHYS_ADDR, |
| 173 | .end = DB1300_NAND_PHYS_ADDR + 0xff, |
| 174 | .flags = IORESOURCE_MEM, |
| 175 | }, |
| 176 | }; |
| 177 | |
| 178 | static struct platform_device db1300_nand_dev = { |
| 179 | .name = "gen_nand", |
| 180 | .num_resources = ARRAY_SIZE(db1300_nand_res), |
| 181 | .resource = db1300_nand_res, |
| 182 | .id = -1, |
| 183 | .dev = { |
| 184 | .platform_data = &db1300_nand_platdata, |
| 185 | } |
| 186 | }; |
| 187 | |
| 188 | /**********************************************************************/ |
| 189 | |
| 190 | static struct resource db1300_eth_res[] = { |
| 191 | [0] = { |
| 192 | .start = DB1300_ETH_PHYS_ADDR, |
| 193 | .end = DB1300_ETH_PHYS_END, |
| 194 | .flags = IORESOURCE_MEM, |
| 195 | }, |
| 196 | [1] = { |
| 197 | .start = DB1300_ETH_INT, |
| 198 | .end = DB1300_ETH_INT, |
| 199 | .flags = IORESOURCE_IRQ, |
| 200 | }, |
| 201 | }; |
| 202 | |
| 203 | static struct smsc911x_platform_config db1300_eth_config = { |
| 204 | .phy_interface = PHY_INTERFACE_MODE_MII, |
| 205 | .irq_polarity = SMSC911X_IRQ_POLARITY_ACTIVE_LOW, |
| 206 | .irq_type = SMSC911X_IRQ_TYPE_PUSH_PULL, |
| 207 | .flags = SMSC911X_USE_32BIT, |
| 208 | }; |
| 209 | |
| 210 | static struct platform_device db1300_eth_dev = { |
| 211 | .name = "smsc911x", |
| 212 | .id = -1, |
| 213 | .num_resources = ARRAY_SIZE(db1300_eth_res), |
| 214 | .resource = db1300_eth_res, |
| 215 | .dev = { |
| 216 | .platform_data = &db1300_eth_config, |
| 217 | }, |
| 218 | }; |
| 219 | |
| 220 | /**********************************************************************/ |
| 221 | |
| 222 | static struct resource au1300_psc1_res[] = { |
| 223 | [0] = { |
| 224 | .start = AU1300_PSC1_PHYS_ADDR, |
| 225 | .end = AU1300_PSC1_PHYS_ADDR + 0x0fff, |
| 226 | .flags = IORESOURCE_MEM, |
| 227 | }, |
| 228 | [1] = { |
| 229 | .start = AU1300_PSC1_INT, |
| 230 | .end = AU1300_PSC1_INT, |
| 231 | .flags = IORESOURCE_IRQ, |
| 232 | }, |
| 233 | [2] = { |
| 234 | .start = AU1300_DSCR_CMD0_PSC1_TX, |
| 235 | .end = AU1300_DSCR_CMD0_PSC1_TX, |
| 236 | .flags = IORESOURCE_DMA, |
| 237 | }, |
| 238 | [3] = { |
| 239 | .start = AU1300_DSCR_CMD0_PSC1_RX, |
| 240 | .end = AU1300_DSCR_CMD0_PSC1_RX, |
| 241 | .flags = IORESOURCE_DMA, |
| 242 | }, |
| 243 | }; |
| 244 | |
| 245 | static struct platform_device db1300_ac97_dev = { |
| 246 | .name = "au1xpsc_ac97", |
| 247 | .id = 1, /* PSC ID. match with AC97 codec ID! */ |
| 248 | .num_resources = ARRAY_SIZE(au1300_psc1_res), |
| 249 | .resource = au1300_psc1_res, |
| 250 | }; |
| 251 | |
| 252 | /**********************************************************************/ |
| 253 | |
| 254 | static struct resource au1300_psc2_res[] = { |
| 255 | [0] = { |
| 256 | .start = AU1300_PSC2_PHYS_ADDR, |
| 257 | .end = AU1300_PSC2_PHYS_ADDR + 0x0fff, |
| 258 | .flags = IORESOURCE_MEM, |
| 259 | }, |
| 260 | [1] = { |
| 261 | .start = AU1300_PSC2_INT, |
| 262 | .end = AU1300_PSC2_INT, |
| 263 | .flags = IORESOURCE_IRQ, |
| 264 | }, |
| 265 | [2] = { |
| 266 | .start = AU1300_DSCR_CMD0_PSC2_TX, |
| 267 | .end = AU1300_DSCR_CMD0_PSC2_TX, |
| 268 | .flags = IORESOURCE_DMA, |
| 269 | }, |
| 270 | [3] = { |
| 271 | .start = AU1300_DSCR_CMD0_PSC2_RX, |
| 272 | .end = AU1300_DSCR_CMD0_PSC2_RX, |
| 273 | .flags = IORESOURCE_DMA, |
| 274 | }, |
| 275 | }; |
| 276 | |
| 277 | static struct platform_device db1300_i2s_dev = { |
| 278 | .name = "au1xpsc_i2s", |
| 279 | .id = 2, /* PSC ID */ |
| 280 | .num_resources = ARRAY_SIZE(au1300_psc2_res), |
| 281 | .resource = au1300_psc2_res, |
| 282 | }; |
| 283 | |
| 284 | /**********************************************************************/ |
| 285 | |
| 286 | static struct resource au1300_psc3_res[] = { |
| 287 | [0] = { |
| 288 | .start = AU1300_PSC3_PHYS_ADDR, |
| 289 | .end = AU1300_PSC3_PHYS_ADDR + 0x0fff, |
| 290 | .flags = IORESOURCE_MEM, |
| 291 | }, |
| 292 | [1] = { |
| 293 | .start = AU1300_PSC3_INT, |
| 294 | .end = AU1300_PSC3_INT, |
| 295 | .flags = IORESOURCE_IRQ, |
| 296 | }, |
| 297 | [2] = { |
| 298 | .start = AU1300_DSCR_CMD0_PSC3_TX, |
| 299 | .end = AU1300_DSCR_CMD0_PSC3_TX, |
| 300 | .flags = IORESOURCE_DMA, |
| 301 | }, |
| 302 | [3] = { |
| 303 | .start = AU1300_DSCR_CMD0_PSC3_RX, |
| 304 | .end = AU1300_DSCR_CMD0_PSC3_RX, |
| 305 | .flags = IORESOURCE_DMA, |
| 306 | }, |
| 307 | }; |
| 308 | |
| 309 | static struct platform_device db1300_i2c_dev = { |
| 310 | .name = "au1xpsc_smbus", |
| 311 | .id = 0, /* bus number */ |
| 312 | .num_resources = ARRAY_SIZE(au1300_psc3_res), |
| 313 | .resource = au1300_psc3_res, |
| 314 | }; |
| 315 | |
| 316 | /**********************************************************************/ |
| 317 | |
| 318 | /* proper key assignments when facing the LCD panel. For key assignments |
| 319 | * according to the schematics swap up with down and left with right. |
| 320 | * I chose to use it to emulate the arrow keys of a keyboard. |
| 321 | */ |
| 322 | static struct gpio_keys_button db1300_5waysw_arrowkeys[] = { |
| 323 | { |
| 324 | .code = KEY_DOWN, |
| 325 | .gpio = AU1300_PIN_LCDPWM0, |
| 326 | .type = EV_KEY, |
| 327 | .debounce_interval = 1, |
| 328 | .active_low = 1, |
| 329 | .desc = "5waysw-down", |
| 330 | }, |
| 331 | { |
| 332 | .code = KEY_UP, |
| 333 | .gpio = AU1300_PIN_PSC2SYNC1, |
| 334 | .type = EV_KEY, |
| 335 | .debounce_interval = 1, |
| 336 | .active_low = 1, |
| 337 | .desc = "5waysw-up", |
| 338 | }, |
| 339 | { |
| 340 | .code = KEY_RIGHT, |
| 341 | .gpio = AU1300_PIN_WAKE3, |
| 342 | .type = EV_KEY, |
| 343 | .debounce_interval = 1, |
| 344 | .active_low = 1, |
| 345 | .desc = "5waysw-right", |
| 346 | }, |
| 347 | { |
| 348 | .code = KEY_LEFT, |
| 349 | .gpio = AU1300_PIN_WAKE2, |
| 350 | .type = EV_KEY, |
| 351 | .debounce_interval = 1, |
| 352 | .active_low = 1, |
| 353 | .desc = "5waysw-left", |
| 354 | }, |
| 355 | { |
| 356 | .code = KEY_ENTER, |
| 357 | .gpio = AU1300_PIN_WAKE1, |
| 358 | .type = EV_KEY, |
| 359 | .debounce_interval = 1, |
| 360 | .active_low = 1, |
| 361 | .desc = "5waysw-push", |
| 362 | }, |
| 363 | }; |
| 364 | |
| 365 | static struct gpio_keys_platform_data db1300_5waysw_data = { |
| 366 | .buttons = db1300_5waysw_arrowkeys, |
| 367 | .nbuttons = ARRAY_SIZE(db1300_5waysw_arrowkeys), |
| 368 | .rep = 1, |
| 369 | .name = "db1300-5wayswitch", |
| 370 | }; |
| 371 | |
| 372 | static struct platform_device db1300_5waysw_dev = { |
| 373 | .name = "gpio-keys", |
| 374 | .dev = { |
| 375 | .platform_data = &db1300_5waysw_data, |
| 376 | }, |
| 377 | }; |
| 378 | |
| 379 | /**********************************************************************/ |
| 380 | |
Manuel Lauss | 64cd04d | 2011-11-10 12:03:26 +0000 | [diff] [blame] | 381 | static struct pata_platform_info db1300_ide_info = { |
| 382 | .ioport_shift = DB1300_IDE_REG_SHIFT, |
| 383 | }; |
| 384 | |
| 385 | #define IDE_ALT_START (14 << DB1300_IDE_REG_SHIFT) |
| 386 | static struct resource db1300_ide_res[] = { |
| 387 | [0] = { |
| 388 | .start = DB1300_IDE_PHYS_ADDR, |
| 389 | .end = DB1300_IDE_PHYS_ADDR + IDE_ALT_START - 1, |
| 390 | .flags = IORESOURCE_MEM, |
| 391 | }, |
| 392 | [1] = { |
| 393 | .start = DB1300_IDE_PHYS_ADDR + IDE_ALT_START, |
| 394 | .end = DB1300_IDE_PHYS_ADDR + DB1300_IDE_PHYS_LEN - 1, |
| 395 | .flags = IORESOURCE_MEM, |
| 396 | }, |
| 397 | [2] = { |
| 398 | .start = DB1300_IDE_INT, |
| 399 | .end = DB1300_IDE_INT, |
| 400 | .flags = IORESOURCE_IRQ, |
| 401 | }, |
| 402 | }; |
| 403 | |
| 404 | static struct platform_device db1300_ide_dev = { |
| 405 | .dev = { |
| 406 | .platform_data = &db1300_ide_info, |
| 407 | }, |
| 408 | .name = "pata_platform", |
| 409 | .resource = db1300_ide_res, |
| 410 | .num_resources = ARRAY_SIZE(db1300_ide_res), |
| 411 | }; |
| 412 | |
| 413 | /**********************************************************************/ |
| 414 | |
| 415 | static irqreturn_t db1300_mmc_cd(int irq, void *ptr) |
| 416 | { |
| 417 | void(*mmc_cd)(struct mmc_host *, unsigned long); |
| 418 | |
| 419 | /* disable the one currently screaming. No other way to shut it up */ |
| 420 | if (irq == DB1300_SD1_INSERT_INT) { |
| 421 | disable_irq_nosync(DB1300_SD1_INSERT_INT); |
| 422 | enable_irq(DB1300_SD1_EJECT_INT); |
| 423 | } else { |
| 424 | disable_irq_nosync(DB1300_SD1_EJECT_INT); |
| 425 | enable_irq(DB1300_SD1_INSERT_INT); |
| 426 | } |
| 427 | |
| 428 | /* link against CONFIG_MMC=m. We can only be called once MMC core has |
| 429 | * initialized the controller, so symbol_get() should always succeed. |
| 430 | */ |
| 431 | mmc_cd = symbol_get(mmc_detect_change); |
| 432 | mmc_cd(ptr, msecs_to_jiffies(500)); |
| 433 | symbol_put(mmc_detect_change); |
| 434 | |
| 435 | return IRQ_HANDLED; |
| 436 | } |
| 437 | |
| 438 | static int db1300_mmc_card_readonly(void *mmc_host) |
| 439 | { |
| 440 | /* it uses SD1 interface, but the DB1200's SD0 bit in the CPLD */ |
| 441 | return bcsr_read(BCSR_STATUS) & BCSR_STATUS_SD0WP; |
| 442 | } |
| 443 | |
| 444 | static int db1300_mmc_card_inserted(void *mmc_host) |
| 445 | { |
| 446 | return bcsr_read(BCSR_SIGSTAT) & (1 << 12); /* insertion irq signal */ |
| 447 | } |
| 448 | |
| 449 | static int db1300_mmc_cd_setup(void *mmc_host, int en) |
| 450 | { |
| 451 | int ret; |
| 452 | |
| 453 | if (en) { |
| 454 | ret = request_irq(DB1300_SD1_INSERT_INT, db1300_mmc_cd, 0, |
| 455 | "sd_insert", mmc_host); |
| 456 | if (ret) |
| 457 | goto out; |
| 458 | |
| 459 | ret = request_irq(DB1300_SD1_EJECT_INT, db1300_mmc_cd, 0, |
| 460 | "sd_eject", mmc_host); |
| 461 | if (ret) { |
| 462 | free_irq(DB1300_SD1_INSERT_INT, mmc_host); |
| 463 | goto out; |
| 464 | } |
| 465 | |
| 466 | if (db1300_mmc_card_inserted(mmc_host)) |
| 467 | enable_irq(DB1300_SD1_EJECT_INT); |
| 468 | else |
| 469 | enable_irq(DB1300_SD1_INSERT_INT); |
| 470 | |
| 471 | } else { |
| 472 | free_irq(DB1300_SD1_INSERT_INT, mmc_host); |
| 473 | free_irq(DB1300_SD1_EJECT_INT, mmc_host); |
| 474 | } |
| 475 | ret = 0; |
| 476 | out: |
| 477 | return ret; |
| 478 | } |
| 479 | |
| 480 | static void db1300_mmcled_set(struct led_classdev *led, |
| 481 | enum led_brightness brightness) |
| 482 | { |
| 483 | if (brightness != LED_OFF) |
| 484 | bcsr_mod(BCSR_LEDS, BCSR_LEDS_LED0, 0); |
| 485 | else |
| 486 | bcsr_mod(BCSR_LEDS, 0, BCSR_LEDS_LED0); |
| 487 | } |
| 488 | |
| 489 | static struct led_classdev db1300_mmc_led = { |
Ralf Baechle | 7034228 | 2013-01-22 12:59:30 +0100 | [diff] [blame] | 490 | .brightness_set = db1300_mmcled_set, |
Manuel Lauss | 64cd04d | 2011-11-10 12:03:26 +0000 | [diff] [blame] | 491 | }; |
| 492 | |
| 493 | struct au1xmmc_platform_data db1300_sd1_platdata = { |
| 494 | .cd_setup = db1300_mmc_cd_setup, |
| 495 | .card_inserted = db1300_mmc_card_inserted, |
| 496 | .card_readonly = db1300_mmc_card_readonly, |
| 497 | .led = &db1300_mmc_led, |
| 498 | }; |
| 499 | |
| 500 | static struct resource au1300_sd1_res[] = { |
| 501 | [0] = { |
| 502 | .start = AU1300_SD1_PHYS_ADDR, |
| 503 | .end = AU1300_SD1_PHYS_ADDR, |
| 504 | .flags = IORESOURCE_MEM, |
| 505 | }, |
| 506 | [1] = { |
| 507 | .start = AU1300_SD1_INT, |
| 508 | .end = AU1300_SD1_INT, |
| 509 | .flags = IORESOURCE_IRQ, |
| 510 | }, |
| 511 | [2] = { |
| 512 | .start = AU1300_DSCR_CMD0_SDMS_TX1, |
| 513 | .end = AU1300_DSCR_CMD0_SDMS_TX1, |
| 514 | .flags = IORESOURCE_DMA, |
| 515 | }, |
| 516 | [3] = { |
| 517 | .start = AU1300_DSCR_CMD0_SDMS_RX1, |
| 518 | .end = AU1300_DSCR_CMD0_SDMS_RX1, |
| 519 | .flags = IORESOURCE_DMA, |
| 520 | }, |
| 521 | }; |
| 522 | |
| 523 | static struct platform_device db1300_sd1_dev = { |
| 524 | .dev = { |
| 525 | .platform_data = &db1300_sd1_platdata, |
| 526 | }, |
| 527 | .name = "au1xxx-mmc", |
| 528 | .id = 1, |
| 529 | .resource = au1300_sd1_res, |
| 530 | .num_resources = ARRAY_SIZE(au1300_sd1_res), |
| 531 | }; |
| 532 | |
| 533 | /**********************************************************************/ |
| 534 | |
| 535 | static int db1300_movinand_inserted(void *mmc_host) |
| 536 | { |
| 537 | return 0; /* disable for now, it doesn't work yet */ |
| 538 | } |
| 539 | |
| 540 | static int db1300_movinand_readonly(void *mmc_host) |
| 541 | { |
| 542 | return 0; |
| 543 | } |
| 544 | |
| 545 | static void db1300_movinand_led_set(struct led_classdev *led, |
| 546 | enum led_brightness brightness) |
| 547 | { |
| 548 | if (brightness != LED_OFF) |
| 549 | bcsr_mod(BCSR_LEDS, BCSR_LEDS_LED1, 0); |
| 550 | else |
| 551 | bcsr_mod(BCSR_LEDS, 0, BCSR_LEDS_LED1); |
| 552 | } |
| 553 | |
| 554 | static struct led_classdev db1300_movinand_led = { |
| 555 | .brightness_set = db1300_movinand_led_set, |
| 556 | }; |
| 557 | |
| 558 | struct au1xmmc_platform_data db1300_sd0_platdata = { |
| 559 | .card_inserted = db1300_movinand_inserted, |
| 560 | .card_readonly = db1300_movinand_readonly, |
| 561 | .led = &db1300_movinand_led, |
| 562 | .mask_host_caps = MMC_CAP_NEEDS_POLL, |
| 563 | }; |
| 564 | |
| 565 | static struct resource au1300_sd0_res[] = { |
| 566 | [0] = { |
| 567 | .start = AU1100_SD0_PHYS_ADDR, |
| 568 | .end = AU1100_SD0_PHYS_ADDR, |
| 569 | .flags = IORESOURCE_MEM, |
| 570 | }, |
| 571 | [1] = { |
| 572 | .start = AU1300_SD0_INT, |
| 573 | .end = AU1300_SD0_INT, |
| 574 | .flags = IORESOURCE_IRQ, |
| 575 | }, |
| 576 | [2] = { |
| 577 | .start = AU1300_DSCR_CMD0_SDMS_TX0, |
| 578 | .end = AU1300_DSCR_CMD0_SDMS_TX0, |
| 579 | .flags = IORESOURCE_DMA, |
| 580 | }, |
| 581 | [3] = { |
| 582 | .start = AU1300_DSCR_CMD0_SDMS_RX0, |
| 583 | .end = AU1300_DSCR_CMD0_SDMS_RX0, |
| 584 | .flags = IORESOURCE_DMA, |
| 585 | }, |
| 586 | }; |
| 587 | |
| 588 | static struct platform_device db1300_sd0_dev = { |
| 589 | .dev = { |
| 590 | .platform_data = &db1300_sd0_platdata, |
| 591 | }, |
| 592 | .name = "au1xxx-mmc", |
| 593 | .id = 0, |
| 594 | .resource = au1300_sd0_res, |
| 595 | .num_resources = ARRAY_SIZE(au1300_sd0_res), |
| 596 | }; |
| 597 | |
| 598 | /**********************************************************************/ |
| 599 | |
| 600 | static struct platform_device db1300_wm9715_dev = { |
| 601 | .name = "wm9712-codec", |
| 602 | .id = 1, /* ID of PSC for AC97 audio, see asoc glue! */ |
| 603 | }; |
| 604 | |
| 605 | static struct platform_device db1300_ac97dma_dev = { |
| 606 | .name = "au1xpsc-pcm", |
| 607 | .id = 1, /* PSC ID */ |
| 608 | }; |
| 609 | |
| 610 | static struct platform_device db1300_i2sdma_dev = { |
| 611 | .name = "au1xpsc-pcm", |
| 612 | .id = 2, /* PSC ID */ |
| 613 | }; |
| 614 | |
| 615 | static struct platform_device db1300_sndac97_dev = { |
| 616 | .name = "db1300-ac97", |
| 617 | }; |
| 618 | |
| 619 | static struct platform_device db1300_sndi2s_dev = { |
| 620 | .name = "db1300-i2s", |
| 621 | }; |
| 622 | |
| 623 | /**********************************************************************/ |
| 624 | |
Manuel Lauss | a9b71a8 | 2011-11-10 12:06:21 +0000 | [diff] [blame] | 625 | static int db1300fb_panel_index(void) |
| 626 | { |
| 627 | return 9; /* DB1300_800x480 */ |
| 628 | } |
| 629 | |
| 630 | static int db1300fb_panel_init(void) |
| 631 | { |
| 632 | /* Apply power (Vee/Vdd logic is inverted on Panel DB1300_800x480) */ |
| 633 | bcsr_mod(BCSR_BOARD, BCSR_BOARD_LCDVEE | BCSR_BOARD_LCDVDD, |
| 634 | BCSR_BOARD_LCDBL); |
| 635 | return 0; |
| 636 | } |
| 637 | |
| 638 | static int db1300fb_panel_shutdown(void) |
| 639 | { |
| 640 | /* Remove power (Vee/Vdd logic is inverted on Panel DB1300_800x480) */ |
| 641 | bcsr_mod(BCSR_BOARD, BCSR_BOARD_LCDBL, |
| 642 | BCSR_BOARD_LCDVEE | BCSR_BOARD_LCDVDD); |
| 643 | return 0; |
| 644 | } |
| 645 | |
| 646 | static struct au1200fb_platdata db1300fb_pd = { |
| 647 | .panel_index = db1300fb_panel_index, |
| 648 | .panel_init = db1300fb_panel_init, |
Ralf Baechle | 7034228 | 2013-01-22 12:59:30 +0100 | [diff] [blame] | 649 | .panel_shutdown = db1300fb_panel_shutdown, |
Manuel Lauss | a9b71a8 | 2011-11-10 12:06:21 +0000 | [diff] [blame] | 650 | }; |
| 651 | |
Manuel Lauss | 64cd04d | 2011-11-10 12:03:26 +0000 | [diff] [blame] | 652 | static struct resource au1300_lcd_res[] = { |
| 653 | [0] = { |
| 654 | .start = AU1200_LCD_PHYS_ADDR, |
| 655 | .end = AU1200_LCD_PHYS_ADDR + 0x800 - 1, |
| 656 | .flags = IORESOURCE_MEM, |
| 657 | }, |
| 658 | [1] = { |
| 659 | .start = AU1300_LCD_INT, |
| 660 | .end = AU1300_LCD_INT, |
| 661 | .flags = IORESOURCE_IRQ, |
| 662 | } |
| 663 | }; |
| 664 | |
| 665 | static u64 au1300_lcd_dmamask = DMA_BIT_MASK(32); |
| 666 | |
| 667 | static struct platform_device db1300_lcd_dev = { |
| 668 | .name = "au1200-lcd", |
| 669 | .id = 0, |
| 670 | .dev = { |
| 671 | .dma_mask = &au1300_lcd_dmamask, |
| 672 | .coherent_dma_mask = DMA_BIT_MASK(32), |
Manuel Lauss | a9b71a8 | 2011-11-10 12:06:21 +0000 | [diff] [blame] | 673 | .platform_data = &db1300fb_pd, |
Manuel Lauss | 64cd04d | 2011-11-10 12:03:26 +0000 | [diff] [blame] | 674 | }, |
| 675 | .num_resources = ARRAY_SIZE(au1300_lcd_res), |
| 676 | .resource = au1300_lcd_res, |
| 677 | }; |
| 678 | |
| 679 | /**********************************************************************/ |
| 680 | |
| 681 | static struct platform_device *db1300_dev[] __initdata = { |
| 682 | &db1300_eth_dev, |
| 683 | &db1300_i2c_dev, |
| 684 | &db1300_5waysw_dev, |
Manuel Lauss | 64cd04d | 2011-11-10 12:03:26 +0000 | [diff] [blame] | 685 | &db1300_nand_dev, |
| 686 | &db1300_ide_dev, |
| 687 | &db1300_sd0_dev, |
| 688 | &db1300_sd1_dev, |
| 689 | &db1300_lcd_dev, |
| 690 | &db1300_ac97_dev, |
| 691 | &db1300_i2s_dev, |
| 692 | &db1300_wm9715_dev, |
| 693 | &db1300_ac97dma_dev, |
| 694 | &db1300_i2sdma_dev, |
| 695 | &db1300_sndac97_dev, |
| 696 | &db1300_sndi2s_dev, |
| 697 | }; |
| 698 | |
Manuel Lauss | bd8510d | 2012-09-13 17:44:39 +0200 | [diff] [blame] | 699 | int __init db1300_dev_setup(void) |
Manuel Lauss | 64cd04d | 2011-11-10 12:03:26 +0000 | [diff] [blame] | 700 | { |
| 701 | int swapped, cpldirq; |
| 702 | |
| 703 | /* setup CPLD IRQ muxer */ |
| 704 | cpldirq = au1300_gpio_to_irq(AU1300_PIN_EXTCLK1); |
| 705 | irq_set_irq_type(cpldirq, IRQ_TYPE_LEVEL_HIGH); |
| 706 | bcsr_init_irq(DB1300_FIRST_INT, DB1300_LAST_INT, cpldirq); |
| 707 | |
| 708 | /* insert/eject IRQs: one always triggers so don't enable them |
| 709 | * when doing request_irq() on them. DB1200 has this bug too. |
| 710 | */ |
| 711 | irq_set_status_flags(DB1300_SD1_INSERT_INT, IRQ_NOAUTOEN); |
| 712 | irq_set_status_flags(DB1300_SD1_EJECT_INT, IRQ_NOAUTOEN); |
| 713 | irq_set_status_flags(DB1300_CF_INSERT_INT, IRQ_NOAUTOEN); |
| 714 | irq_set_status_flags(DB1300_CF_EJECT_INT, IRQ_NOAUTOEN); |
| 715 | |
| 716 | /* |
| 717 | * setup board |
| 718 | */ |
| 719 | prom_get_ethernet_addr(&db1300_eth_config.mac[0]); |
| 720 | |
| 721 | i2c_register_board_info(0, db1300_i2c_devs, |
| 722 | ARRAY_SIZE(db1300_i2c_devs)); |
| 723 | |
| 724 | /* Audio PSC clock is supplied by codecs (PSC1, 2) */ |
| 725 | __raw_writel(PSC_SEL_CLK_SERCLK, |
| 726 | (void __iomem *)KSEG1ADDR(AU1300_PSC1_PHYS_ADDR) + PSC_SEL_OFFSET); |
| 727 | wmb(); |
| 728 | __raw_writel(PSC_SEL_CLK_SERCLK, |
| 729 | (void __iomem *)KSEG1ADDR(AU1300_PSC2_PHYS_ADDR) + PSC_SEL_OFFSET); |
| 730 | wmb(); |
| 731 | /* I2C uses internal 48MHz EXTCLK1 */ |
| 732 | __raw_writel(PSC_SEL_CLK_INTCLK, |
| 733 | (void __iomem *)KSEG1ADDR(AU1300_PSC3_PHYS_ADDR) + PSC_SEL_OFFSET); |
| 734 | wmb(); |
| 735 | |
| 736 | /* enable power to USB ports */ |
| 737 | bcsr_mod(BCSR_RESETS, 0, BCSR_RESETS_USBHPWR | BCSR_RESETS_OTGPWR); |
| 738 | |
| 739 | /* although it is socket #0, it uses the CPLD bits which previous boards |
| 740 | * have used for socket #1. |
| 741 | */ |
| 742 | db1x_register_pcmcia_socket( |
| 743 | AU1000_PCMCIA_ATTR_PHYS_ADDR, |
| 744 | AU1000_PCMCIA_ATTR_PHYS_ADDR + 0x00400000 - 1, |
| 745 | AU1000_PCMCIA_MEM_PHYS_ADDR, |
| 746 | AU1000_PCMCIA_MEM_PHYS_ADDR + 0x00400000 - 1, |
| 747 | AU1000_PCMCIA_IO_PHYS_ADDR, |
| 748 | AU1000_PCMCIA_IO_PHYS_ADDR + 0x00010000 - 1, |
| 749 | DB1300_CF_INT, DB1300_CF_INSERT_INT, 0, DB1300_CF_EJECT_INT, 1); |
| 750 | |
| 751 | swapped = bcsr_read(BCSR_STATUS) & BCSR_STATUS_DB1200_SWAPBOOT; |
| 752 | db1x_register_norflash(64 << 20, 2, swapped); |
| 753 | |
| 754 | return platform_add_devices(db1300_dev, ARRAY_SIZE(db1300_dev)); |
| 755 | } |
Manuel Lauss | 64cd04d | 2011-11-10 12:03:26 +0000 | [diff] [blame] | 756 | |
| 757 | |
Manuel Lauss | bd8510d | 2012-09-13 17:44:39 +0200 | [diff] [blame] | 758 | int __init db1300_board_setup(void) |
Manuel Lauss | 64cd04d | 2011-11-10 12:03:26 +0000 | [diff] [blame] | 759 | { |
| 760 | unsigned short whoami; |
| 761 | |
Manuel Lauss | 64cd04d | 2011-11-10 12:03:26 +0000 | [diff] [blame] | 762 | bcsr_init(DB1300_BCSR_PHYS_ADDR, |
| 763 | DB1300_BCSR_PHYS_ADDR + DB1300_BCSR_HEXLED_OFS); |
| 764 | |
| 765 | whoami = bcsr_read(BCSR_WHOAMI); |
Manuel Lauss | 970e268 | 2014-02-20 14:59:24 +0100 | [diff] [blame^] | 766 | if (BCSR_WHOAMI_BOARD(whoami) != BCSR_WHOAMI_DB1300) |
| 767 | return -ENODEV; |
| 768 | |
| 769 | db1300_gpio_config(); |
| 770 | |
Manuel Lauss | 64cd04d | 2011-11-10 12:03:26 +0000 | [diff] [blame] | 771 | printk(KERN_INFO "NetLogic DBAu1300 Development Platform.\n\t" |
| 772 | "BoardID %d CPLD Rev %d DaughtercardID %d\n", |
| 773 | BCSR_WHOAMI_BOARD(whoami), BCSR_WHOAMI_CPLD(whoami), |
| 774 | BCSR_WHOAMI_DCID(whoami)); |
| 775 | |
| 776 | /* enable UARTs, YAMON only enables #2 */ |
| 777 | alchemy_uart_enable(AU1300_UART0_PHYS_ADDR); |
| 778 | alchemy_uart_enable(AU1300_UART1_PHYS_ADDR); |
| 779 | alchemy_uart_enable(AU1300_UART3_PHYS_ADDR); |
Manuel Lauss | bd8510d | 2012-09-13 17:44:39 +0200 | [diff] [blame] | 780 | |
| 781 | return 0; |
Manuel Lauss | 64cd04d | 2011-11-10 12:03:26 +0000 | [diff] [blame] | 782 | } |