~ [ source navigation ] ~ [ diff markup ] ~ [ identifier search ] ~

TOMOYO Linux Cross Reference
Linux/arch/blackfin/mach-bf527/boards/tll6527m.c

Version: ~ [ linux-5.4-rc7 ] ~ [ linux-5.3.11 ] ~ [ linux-5.2.21 ] ~ [ linux-5.1.21 ] ~ [ linux-5.0.21 ] ~ [ linux-4.20.17 ] ~ [ linux-4.19.84 ] ~ [ linux-4.18.20 ] ~ [ linux-4.17.19 ] ~ [ linux-4.16.18 ] ~ [ linux-4.15.18 ] ~ [ linux-4.14.154 ] ~ [ linux-4.13.16 ] ~ [ linux-4.12.14 ] ~ [ linux-4.11.12 ] ~ [ linux-4.10.17 ] ~ [ linux-4.9.201 ] ~ [ linux-4.8.17 ] ~ [ linux-4.7.10 ] ~ [ linux-4.6.7 ] ~ [ linux-4.5.7 ] ~ [ linux-4.4.201 ] ~ [ linux-4.3.6 ] ~ [ linux-4.2.8 ] ~ [ linux-4.1.52 ] ~ [ linux-4.0.9 ] ~ [ linux-3.19.8 ] ~ [ linux-3.18.140 ] ~ [ linux-3.17.8 ] ~ [ linux-3.16.77 ] ~ [ linux-3.15.10 ] ~ [ linux-3.14.79 ] ~ [ linux-3.13.11 ] ~ [ linux-3.12.74 ] ~ [ linux-3.11.10 ] ~ [ linux-3.10.108 ] ~ [ linux-3.9.11 ] ~ [ linux-3.8.13 ] ~ [ linux-3.7.10 ] ~ [ linux-3.6.11 ] ~ [ linux-3.5.7 ] ~ [ linux-3.4.113 ] ~ [ linux-3.3.8 ] ~ [ linux-3.2.102 ] ~ [ linux-3.1.10 ] ~ [ linux-3.0.101 ] ~ [ linux-2.6.32.71 ] ~ [ linux-2.6.0 ] ~ [ linux-2.4.37.11 ] ~ [ unix-v6-master ] ~ [ ccs-tools-1.8.5 ] ~ [ policy-sample ] ~
Architecture: ~ [ i386 ] ~ [ alpha ] ~ [ m68k ] ~ [ mips ] ~ [ ppc ] ~ [ sparc ] ~ [ sparc64 ] ~

  1 /* File:        arch/blackfin/mach-bf527/boards/tll6527m.c
  2  * Based on:    arch/blackfin/mach-bf527/boards/ezkit.c
  3  * Author:      Ashish Gupta
  4  *
  5  * Copyright: 2010 - The Learning Labs Inc.
  6  *
  7  * Licensed under the GPL-2 or later.
  8  */
  9 
 10 #include <linux/device.h>
 11 #include <linux/export.h>
 12 #include <linux/platform_device.h>
 13 #include <linux/mtd/mtd.h>
 14 #include <linux/mtd/partitions.h>
 15 #include <linux/mtd/physmap.h>
 16 #include <linux/spi/spi.h>
 17 #include <linux/spi/flash.h>
 18 #include <linux/i2c.h>
 19 #include <linux/irq.h>
 20 #include <linux/interrupt.h>
 21 #include <linux/usb/musb.h>
 22 #include <linux/leds.h>
 23 #include <linux/input.h>
 24 #include <asm/dma.h>
 25 #include <asm/bfin5xx_spi.h>
 26 #include <asm/reboot.h>
 27 #include <asm/nand.h>
 28 #include <asm/portmux.h>
 29 #include <asm/dpmc.h>
 30 
 31 #if defined(CONFIG_TOUCHSCREEN_AD7879) \
 32         || defined(CONFIG_TOUCHSCREEN_AD7879_MODULE)
 33 #include <linux/spi/ad7879.h>
 34 #define LCD_BACKLIGHT_GPIO 0x40
 35 /* TLL6527M uses TLL7UIQ35 / ADI LCD EZ Extender. AD7879 AUX GPIO is used for
 36  * LCD Backlight Enable
 37  */
 38 #endif
 39 
 40 /*
 41  * Name the Board for the /proc/cpuinfo
 42  */
 43 const char bfin_board_name[] = "TLL6527M";
 44 /*
 45  *  Driver needs to know address, irq and flag pin.
 46  */
 47 
 48 #if defined(CONFIG_USB_MUSB_HDRC) || defined(CONFIG_USB_MUSB_HDRC_MODULE)
 49 static struct resource musb_resources[] = {
 50         [0] = {
 51                 .start  = 0xffc03800,
 52                 .end    = 0xffc03cff,
 53                 .flags  = IORESOURCE_MEM,
 54         },
 55         [1] = { /* general IRQ */
 56                 .start  = IRQ_USB_INT0,
 57                 .end    = IRQ_USB_INT0,
 58                 .flags  = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL,
 59         },
 60         [2] = { /* DMA IRQ */
 61                 .start  = IRQ_USB_DMA,
 62                 .end    = IRQ_USB_DMA,
 63                 .flags  = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL,
 64         },
 65 };
 66 
 67 static struct musb_hdrc_config musb_config = {
 68         .multipoint     = 0,
 69         .dyn_fifo       = 0,
 70         .soft_con       = 1,
 71         .dma            = 1,
 72         .num_eps        = 8,
 73         .dma_channels   = 8,
 74         /*.gpio_vrsel   = GPIO_PG13,*/
 75         /* Some custom boards need to be active low, just set it to ""
 76          * if it is the case.
 77          */
 78         .gpio_vrsel_active      = 1,
 79 };
 80 
 81 static struct musb_hdrc_platform_data musb_plat = {
 82 #if defined(CONFIG_USB_MUSB_OTG)
 83         .mode           = MUSB_OTG,
 84 #elif defined(CONFIG_USB_MUSB_HDRC_HCD)
 85         .mode           = MUSB_HOST,
 86 #elif defined(CONFIG_USB_GADGET_MUSB_HDRC)
 87         .mode           = MUSB_PERIPHERAL,
 88 #endif
 89         .config         = &musb_config,
 90 };
 91 
 92 static u64 musb_dmamask = ~(u32)0;
 93 
 94 static struct platform_device musb_device = {
 95         .name           = "musb-blackfin",
 96         .id             = 0,
 97         .dev = {
 98                 .dma_mask               = &musb_dmamask,
 99                 .coherent_dma_mask      = 0xffffffff,
100                 .platform_data          = &musb_plat,
101         },
102         .num_resources  = ARRAY_SIZE(musb_resources),
103         .resource       = musb_resources,
104 };
105 #endif
106 
107 #if defined(CONFIG_FB_BFIN_LQ035Q1) || defined(CONFIG_FB_BFIN_LQ035Q1_MODULE)
108 #include <asm/bfin-lq035q1.h>
109 
110 static struct bfin_lq035q1fb_disp_info bfin_lq035q1_data = {
111         .mode = LQ035_NORM | LQ035_RGB | LQ035_RL | LQ035_TB,
112         .ppi_mode = USE_RGB565_16_BIT_PPI,
113         .use_bl = 1,
114         .gpio_bl = LCD_BACKLIGHT_GPIO,
115 };
116 
117 static struct resource bfin_lq035q1_resources[] = {
118         {
119                 .start = IRQ_PPI_ERROR,
120                 .end = IRQ_PPI_ERROR,
121                 .flags = IORESOURCE_IRQ,
122         },
123 };
124 
125 static struct platform_device bfin_lq035q1_device = {
126         .name           = "bfin-lq035q1",
127         .id             = -1,
128         .num_resources  = ARRAY_SIZE(bfin_lq035q1_resources),
129         .resource       = bfin_lq035q1_resources,
130         .dev            = {
131                 .platform_data = &bfin_lq035q1_data,
132         },
133 };
134 #endif
135 
136 #if defined(CONFIG_MTD_GPIO_ADDR) || defined(CONFIG_MTD_GPIO_ADDR_MODULE)
137 static struct mtd_partition tll6527m_partitions[] = {
138         {
139                 .name       = "bootloader(nor)",
140                 .size       = 0xA0000,
141                 .offset     = 0,
142         }, {
143                 .name       = "linux kernel(nor)",
144                 .size       = 0xD00000,
145                 .offset     = MTDPART_OFS_APPEND,
146         }, {
147                 .name       = "file system(nor)",
148                 .size       = MTDPART_SIZ_FULL,
149                 .offset     = MTDPART_OFS_APPEND,
150         }
151 };
152 
153 static struct physmap_flash_data tll6527m_flash_data = {
154         .width      = 2,
155         .parts      = tll6527m_partitions,
156         .nr_parts   = ARRAY_SIZE(tll6527m_partitions),
157 };
158 
159 static unsigned tll6527m_flash_gpios[] = { GPIO_PG11, GPIO_PH11, GPIO_PH12 };
160 
161 static struct resource tll6527m_flash_resource[] = {
162         {
163                 .name  = "cfi_probe",
164                 .start = 0x20000000,
165                 .end   = 0x201fffff,
166                 .flags = IORESOURCE_MEM,
167         }, {
168                 .start = (unsigned long)tll6527m_flash_gpios,
169                 .end   = ARRAY_SIZE(tll6527m_flash_gpios),
170                 .flags = IORESOURCE_IRQ,
171         }
172 };
173 
174 static struct platform_device tll6527m_flash_device = {
175         .name          = "gpio-addr-flash",
176         .id            = 0,
177         .dev = {
178                 .platform_data = &tll6527m_flash_data,
179         },
180         .num_resources = ARRAY_SIZE(tll6527m_flash_resource),
181         .resource      = tll6527m_flash_resource,
182 };
183 #endif
184 
185 #if defined(CONFIG_GPIO_DECODER) || defined(CONFIG_GPIO_DECODER_MODULE)
186 /* An SN74LVC138A 3:8 decoder chip has been used to generate 7 augmented
187  * outputs used as SPI CS lines for all SPI SLAVE devices on TLL6527v1-0.
188  * EXP_GPIO_SPISEL_BASE is the base number for the expanded outputs being
189  * used as SPI CS lines, this should be > MAX_BLACKFIN_GPIOS
190  */
191 #include <linux/gpio-decoder.h>
192 #define EXP_GPIO_SPISEL_BASE 0x64
193 static unsigned gpio_addr_inputs[] = {
194         GPIO_PG1, GPIO_PH9, GPIO_PH10
195 };
196 
197 static struct gpio_decoder_platform_data spi_decoded_cs = {
198         .base           = EXP_GPIO_SPISEL_BASE,
199         .input_addrs    = gpio_addr_inputs,
200         .nr_input_addrs = ARRAY_SIZE(gpio_addr_inputs),
201         .default_output = 0,
202 /*      .default_output = (1 << ARRAY_SIZE(gpio_addr_inputs)) - 1 */
203 };
204 
205 static struct platform_device spi_decoded_gpio = {
206         .name   = "gpio-decoder",
207         .id     = 0,
208         .dev    = {
209                 .platform_data = &spi_decoded_cs,
210         },
211 };
212 
213 #else
214 #define EXP_GPIO_SPISEL_BASE 0x0
215 
216 #endif
217 
218 #if defined(CONFIG_INPUT_ADXL34X) || defined(CONFIG_INPUT_ADXL34X_MODULE)
219 #include <linux/input/adxl34x.h>
220 static const struct adxl34x_platform_data adxl345_info = {
221         .x_axis_offset = 0,
222         .y_axis_offset = 0,
223         .z_axis_offset = 0,
224         .tap_threshold = 0x31,
225         .tap_duration = 0x10,
226         .tap_latency = 0x60,
227         .tap_window = 0xF0,
228         .tap_axis_control = ADXL_TAP_X_EN | ADXL_TAP_Y_EN | ADXL_TAP_Z_EN,
229         .act_axis_control = 0xFF,
230         .activity_threshold = 5,
231         .inactivity_threshold = 2,
232         .inactivity_time = 2,
233         .free_fall_threshold = 0x7,
234         .free_fall_time = 0x20,
235         .data_rate = 0x8,
236         .data_range = ADXL_FULL_RES,
237 
238         .ev_type = EV_ABS,
239         .ev_code_x = ABS_X,             /* EV_REL */
240         .ev_code_y = ABS_Y,             /* EV_REL */
241         .ev_code_z = ABS_Z,             /* EV_REL */
242 
243         .ev_code_tap = {BTN_TOUCH, BTN_TOUCH, BTN_TOUCH}, /* EV_KEY x,y,z */
244 
245 /*      .ev_code_ff = KEY_F,*/          /* EV_KEY */
246         .ev_code_act_inactivity = KEY_A,        /* EV_KEY */
247         .use_int2 = 1,
248         .power_mode = ADXL_AUTO_SLEEP | ADXL_LINK,
249         .fifo_mode = ADXL_FIFO_STREAM,
250 };
251 #endif
252 
253 #if defined(CONFIG_RTC_DRV_BFIN) || defined(CONFIG_RTC_DRV_BFIN_MODULE)
254 static struct platform_device rtc_device = {
255         .name = "rtc-bfin",
256         .id   = -1,
257 };
258 #endif
259 
260 #if defined(CONFIG_BFIN_MAC) || defined(CONFIG_BFIN_MAC_MODULE)
261 #include <linux/bfin_mac.h>
262 static const unsigned short bfin_mac_peripherals[] = P_RMII0;
263 
264 static struct bfin_phydev_platform_data bfin_phydev_data[] = {
265         {
266                 .addr = 1,
267                 .irq = IRQ_MAC_PHYINT,
268         },
269 };
270 
271 static struct bfin_mii_bus_platform_data bfin_mii_bus_data = {
272         .phydev_number = 1,
273         .phydev_data = bfin_phydev_data,
274         .phy_mode = PHY_INTERFACE_MODE_RMII,
275         .mac_peripherals = bfin_mac_peripherals,
276 };
277 
278 static struct platform_device bfin_mii_bus = {
279         .name = "bfin_mii_bus",
280         .dev = {
281                 .platform_data = &bfin_mii_bus_data,
282         }
283 };
284 
285 static struct platform_device bfin_mac_device = {
286         .name = "bfin_mac",
287         .dev = {
288                 .platform_data = &bfin_mii_bus,
289         }
290 };
291 #endif
292 
293 #if defined(CONFIG_MTD_M25P80) \
294         || defined(CONFIG_MTD_M25P80_MODULE)
295 static struct mtd_partition bfin_spi_flash_partitions[] = {
296         {
297                 .name = "bootloader(spi)",
298                 .size = 0x00040000,
299                 .offset = 0,
300                 .mask_flags = MTD_CAP_ROM
301         }, {
302                 .name = "linux kernel(spi)",
303                 .size = MTDPART_SIZ_FULL,
304                 .offset = MTDPART_OFS_APPEND,
305         }
306 };
307 
308 static struct flash_platform_data bfin_spi_flash_data = {
309         .name = "m25p80",
310         .parts = bfin_spi_flash_partitions,
311         .nr_parts = ARRAY_SIZE(bfin_spi_flash_partitions),
312         .type = "m25p16",
313 };
314 
315 /* SPI flash chip (m25p64) */
316 static struct bfin5xx_spi_chip spi_flash_chip_info = {
317         .enable_dma = 0,         /* use dma transfer with this chip*/
318 };
319 #endif
320 
321 #if defined(CONFIG_MMC_SPI) || defined(CONFIG_MMC_SPI_MODULE)
322 static struct bfin5xx_spi_chip  mmc_spi_chip_info = {
323         .enable_dma = 0,
324 };
325 #endif
326 
327 #if defined(CONFIG_TOUCHSCREEN_AD7879) \
328         || defined(CONFIG_TOUCHSCREEN_AD7879_MODULE)
329 static const struct ad7879_platform_data bfin_ad7879_ts_info = {
330         .model                  = 7879, /* Model = AD7879 */
331         .x_plate_ohms           = 620,  /* 620 Ohm from the touch datasheet */
332         .pressure_max           = 10000,
333         .pressure_min           = 0,
334         .first_conversion_delay = 3,
335                                 /* wait 512us before do a first conversion */
336         .acquisition_time       = 1,    /* 4us acquisition time per sample */
337         .median                 = 2,    /* do 8 measurements */
338         .averaging              = 1,
339                                 /* take the average of 4 middle samples */
340         .pen_down_acc_interval  = 255,  /* 9.4 ms */
341         .gpio_export            = 1,    /* configure AUX as GPIO output*/
342         .gpio_base              = LCD_BACKLIGHT_GPIO,
343 };
344 #endif
345 
346 #if defined(CONFIG_SND_BF5XX_I2S) || defined(CONFIG_SND_BF5XX_I2S_MODULE)
347 static struct platform_device bfin_i2s = {
348         .name = "bfin-i2s",
349         .id = CONFIG_SND_BF5XX_SPORT_NUM,
350         /* TODO: add platform data here */
351 };
352 #endif
353 
354 #if defined(CONFIG_GPIO_MCP23S08) || defined(CONFIG_GPIO_MCP23S08_MODULE)
355 #include <linux/spi/mcp23s08.h>
356 static const struct mcp23s08_platform_data bfin_mcp23s08_sys_gpio_info = {
357         .chip[0].is_present = true,
358         .base = 0x30,
359 };
360 static const struct mcp23s08_platform_data bfin_mcp23s08_usr_gpio_info = {
361         .chip[2].is_present = true,
362         .base = 0x38,
363 };
364 #endif
365 
366 static struct spi_board_info bfin_spi_board_info[] __initdata = {
367 #if defined(CONFIG_MTD_M25P80) \
368         || defined(CONFIG_MTD_M25P80_MODULE)
369         {
370                 /* the modalias must be the same as spi device driver name */
371                 .modalias = "m25p80", /* Name of spi_driver for this device */
372                 .max_speed_hz = 25000000,
373                                 /* max spi clock (SCK) speed in HZ */
374                 .bus_num = 0, /* Framework bus number */
375                 .chip_select = EXP_GPIO_SPISEL_BASE + 0x04 + MAX_CTRL_CS,
376                 /* Can be connected to TLL6527M GPIO connector */
377                 /* Either SPI_ADC or M25P80 FLASH can be installed at a time */
378                 .platform_data = &bfin_spi_flash_data,
379                 .controller_data = &spi_flash_chip_info,
380                 .mode = SPI_MODE_3,
381         },
382 #endif
383 
384 #if defined(CONFIG_MMC_SPI) || defined(CONFIG_MMC_SPI_MODULE)
385         {
386                 .modalias = "mmc_spi",
387 /*
388  * TLL6527M V1.0 does not support SD Card at SPI Clock > 10 MHz due to
389  * SPI buffer limitations
390  */
391                 .max_speed_hz = 10000000,
392                                         /* max spi clock (SCK) speed in HZ */
393                 .bus_num = 0,
394                 .chip_select = EXP_GPIO_SPISEL_BASE + 0x05 + MAX_CTRL_CS,
395                 .controller_data = &mmc_spi_chip_info,
396                 .mode = SPI_MODE_0,
397         },
398 #endif
399 #if defined(CONFIG_TOUCHSCREEN_AD7879_SPI) \
400         || defined(CONFIG_TOUCHSCREEN_AD7879_SPI_MODULE)
401         {
402                 .modalias = "ad7879",
403                 .platform_data = &bfin_ad7879_ts_info,
404                 .irq = IRQ_PH14,
405                 .max_speed_hz = 5000000,
406                                         /* max spi clock (SCK) speed in HZ */
407                 .bus_num = 0,
408                 .chip_select = EXP_GPIO_SPISEL_BASE + 0x07 + MAX_CTRL_CS,
409                 .mode = SPI_CPHA | SPI_CPOL,
410         },
411 #endif
412 #if defined(CONFIG_SPI_SPIDEV) || defined(CONFIG_SPI_SPIDEV_MODULE)
413         {
414                 .modalias = "spidev",
415                 .max_speed_hz = 10000000,
416                 /* TLL6527Mv1-0 supports max spi clock (SCK) speed = 10 MHz */
417                 .bus_num = 0,
418                 .chip_select = EXP_GPIO_SPISEL_BASE + 0x03 + MAX_CTRL_CS,
419                 .mode = SPI_CPHA | SPI_CPOL,
420         },
421 #endif
422 #if defined(CONFIG_FB_BFIN_LQ035Q1) || defined(CONFIG_FB_BFIN_LQ035Q1_MODULE)
423         {
424                 .modalias = "bfin-lq035q1-spi",
425                 .max_speed_hz = 20000000,
426                 .bus_num = 0,
427                 .chip_select = EXP_GPIO_SPISEL_BASE + 0x06 + MAX_CTRL_CS,
428                 .mode = SPI_CPHA | SPI_CPOL,
429         },
430 #endif
431 #if defined(CONFIG_GPIO_MCP23S08) || defined(CONFIG_GPIO_MCP23S08_MODULE)
432         {
433                 .modalias = "mcp23s08",
434                 .platform_data = &bfin_mcp23s08_sys_gpio_info,
435                 .max_speed_hz = 5000000, /* max spi clock (SCK) speed in HZ */
436                 .bus_num = 0,
437                 .chip_select = EXP_GPIO_SPISEL_BASE + 0x01 + MAX_CTRL_CS,
438                 .mode = SPI_CPHA | SPI_CPOL,
439         },
440         {
441                 .modalias = "mcp23s08",
442                 .platform_data = &bfin_mcp23s08_usr_gpio_info,
443                 .max_speed_hz = 5000000, /* max spi clock (SCK) speed in HZ */
444                 .bus_num = 0,
445                 .chip_select = EXP_GPIO_SPISEL_BASE + 0x02 + MAX_CTRL_CS,
446                 .mode = SPI_CPHA | SPI_CPOL,
447         },
448 #endif
449 };
450 
451 #if defined(CONFIG_SPI_BFIN5XX) || defined(CONFIG_SPI_BFIN5XX_MODULE)
452 /* SPI controller data */
453 static struct bfin5xx_spi_master bfin_spi0_info = {
454         .num_chipselect = EXP_GPIO_SPISEL_BASE + 8 + MAX_CTRL_CS,
455         /* EXP_GPIO_SPISEL_BASE will be > MAX_BLACKFIN_GPIOS */
456         .enable_dma = 1,  /* master has the ability to do dma transfer */
457         .pin_req = {P_SPI0_SCK, P_SPI0_MISO, P_SPI0_MOSI, 0},
458 };
459 
460 /* SPI (0) */
461 static struct resource bfin_spi0_resource[] = {
462         [0] = {
463                 .start = SPI0_REGBASE,
464                 .end   = SPI0_REGBASE + 0xFF,
465                 .flags = IORESOURCE_MEM,
466                 },
467         [1] = {
468                 .start = CH_SPI,
469                 .end   = CH_SPI,
470                 .flags = IORESOURCE_DMA,
471         },
472         [2] = {
473                 .start = IRQ_SPI,
474                 .end   = IRQ_SPI,
475                 .flags = IORESOURCE_IRQ,
476         },
477 };
478 
479 static struct platform_device bfin_spi0_device = {
480         .name = "bfin-spi",
481         .id = 0, /* Bus number */
482         .num_resources = ARRAY_SIZE(bfin_spi0_resource),
483         .resource = bfin_spi0_resource,
484         .dev = {
485                 .platform_data = &bfin_spi0_info, /* Passed to driver */
486         },
487 };
488 #endif  /* spi master and devices */
489 
490 #if defined(CONFIG_SERIAL_BFIN) || defined(CONFIG_SERIAL_BFIN_MODULE)
491 #ifdef CONFIG_SERIAL_BFIN_UART0
492 static struct resource bfin_uart0_resources[] = {
493         {
494                 .start = UART0_THR,
495                 .end = UART0_GCTL+2,
496                 .flags = IORESOURCE_MEM,
497         },
498         {
499                 .start = IRQ_UART0_TX,
500                 .end = IRQ_UART0_TX,
501                 .flags = IORESOURCE_IRQ,
502         },
503         {
504                 .start = IRQ_UART0_RX,
505                 .end = IRQ_UART0_RX,
506                 .flags = IORESOURCE_IRQ,
507         },
508         {
509                 .start = IRQ_UART0_ERROR,
510                 .end = IRQ_UART0_ERROR,
511                 .flags = IORESOURCE_IRQ,
512         },
513         {
514                 .start = CH_UART0_TX,
515                 .end = CH_UART0_TX,
516                 .flags = IORESOURCE_DMA,
517         },
518         {
519                 .start = CH_UART0_RX,
520                 .end = CH_UART0_RX,
521                 .flags = IORESOURCE_DMA,
522         },
523 };
524 
525 static unsigned short bfin_uart0_peripherals[] = {
526         P_UART0_TX, P_UART0_RX, 0
527 };
528 
529 static struct platform_device bfin_uart0_device = {
530         .name = "bfin-uart",
531         .id = 0,
532         .num_resources = ARRAY_SIZE(bfin_uart0_resources),
533         .resource = bfin_uart0_resources,
534         .dev = {
535                 .platform_data = &bfin_uart0_peripherals,
536                                         /* Passed to driver */
537         },
538 };
539 #endif
540 #ifdef CONFIG_SERIAL_BFIN_UART1
541 static struct resource bfin_uart1_resources[] = {
542         {
543                 .start = UART1_THR,
544                 .end = UART1_GCTL+2,
545                 .flags = IORESOURCE_MEM,
546         },
547         {
548                 .start = IRQ_UART1_TX,
549                 .end = IRQ_UART1_TX,
550                 .flags = IORESOURCE_IRQ,
551         },
552         {
553                 .start = IRQ_UART1_RX,
554                 .end = IRQ_UART1_RX,
555                 .flags = IORESOURCE_IRQ,
556         },
557         {
558                 .start = IRQ_UART1_ERROR,
559                 .end = IRQ_UART1_ERROR,
560                 .flags = IORESOURCE_IRQ,
561         },
562         {
563                 .start = CH_UART1_TX,
564                 .end = CH_UART1_TX,
565                 .flags = IORESOURCE_DMA,
566         },
567         {
568                 .start = CH_UART1_RX,
569                 .end = CH_UART1_RX,
570                 .flags = IORESOURCE_DMA,
571         },
572 #ifdef CONFIG_BFIN_UART1_CTSRTS
573         {       /* CTS pin */
574                 .start = GPIO_PF9,
575                 .end = GPIO_PF9,
576                 .flags = IORESOURCE_IO,
577         },
578         {       /* RTS pin */
579                 .start = GPIO_PF10,
580                 .end = GPIO_PF10,
581                 .flags = IORESOURCE_IO,
582         },
583 #endif
584 };
585 
586 static unsigned short bfin_uart1_peripherals[] = {
587         P_UART1_TX, P_UART1_RX, 0
588 };
589 
590 static struct platform_device bfin_uart1_device = {
591         .name = "bfin-uart",
592         .id = 1,
593         .num_resources = ARRAY_SIZE(bfin_uart1_resources),
594         .resource = bfin_uart1_resources,
595         .dev = {
596                 .platform_data = &bfin_uart1_peripherals,
597                                                 /* Passed to driver */
598         },
599 };
600 #endif
601 #endif
602 
603 #if defined(CONFIG_BFIN_SIR) || defined(CONFIG_BFIN_SIR_MODULE)
604 #ifdef CONFIG_BFIN_SIR0
605 static struct resource bfin_sir0_resources[] = {
606         {
607                 .start = 0xFFC00400,
608                 .end = 0xFFC004FF,
609                 .flags = IORESOURCE_MEM,
610         },
611         {
612                 .start = IRQ_UART0_RX,
613                 .end = IRQ_UART0_RX+1,
614                 .flags = IORESOURCE_IRQ,
615         },
616         {
617                 .start = CH_UART0_RX,
618                 .end = CH_UART0_RX+1,
619                 .flags = IORESOURCE_DMA,
620         },
621 };
622 
623 static struct platform_device bfin_sir0_device = {
624         .name = "bfin_sir",
625         .id = 0,
626         .num_resources = ARRAY_SIZE(bfin_sir0_resources),
627         .resource = bfin_sir0_resources,
628 };
629 #endif
630 #ifdef CONFIG_BFIN_SIR1
631 static struct resource bfin_sir1_resources[] = {
632         {
633                 .start = 0xFFC02000,
634                 .end = 0xFFC020FF,
635                 .flags = IORESOURCE_MEM,
636         },
637         {
638                 .start = IRQ_UART1_RX,
639                 .end = IRQ_UART1_RX+1,
640                 .flags = IORESOURCE_IRQ,
641         },
642         {
643                 .start = CH_UART1_RX,
644                 .end = CH_UART1_RX+1,
645                 .flags = IORESOURCE_DMA,
646         },
647 };
648 
649 static struct platform_device bfin_sir1_device = {
650         .name = "bfin_sir",
651         .id = 1,
652         .num_resources = ARRAY_SIZE(bfin_sir1_resources),
653         .resource = bfin_sir1_resources,
654 };
655 #endif
656 #endif
657 
658 #if defined(CONFIG_I2C_BLACKFIN_TWI) || defined(CONFIG_I2C_BLACKFIN_TWI_MODULE)
659 static const u16 bfin_twi0_pins[] = {P_TWI0_SCL, P_TWI0_SDA, 0};
660 
661 static struct resource bfin_twi0_resource[] = {
662         [0] = {
663                 .start = TWI0_REGBASE,
664                 .end   = TWI0_REGBASE,
665                 .flags = IORESOURCE_MEM,
666         },
667         [1] = {
668                 .start = IRQ_TWI,
669                 .end   = IRQ_TWI,
670                 .flags = IORESOURCE_IRQ,
671         },
672 };
673 
674 static struct platform_device i2c_bfin_twi_device = {
675         .name = "i2c-bfin-twi",
676         .id = 0,
677         .num_resources = ARRAY_SIZE(bfin_twi0_resource),
678         .resource = bfin_twi0_resource,
679         .dev = {
680                 .platform_data = &bfin_twi0_pins,
681         },
682 };
683 #endif
684 
685 static struct i2c_board_info __initdata bfin_i2c_board_info[] = {
686 #if defined(CONFIG_BFIN_TWI_LCD) || defined(CONFIG_BFIN_TWI_LCD_MODULE)
687         {
688                 I2C_BOARD_INFO("pcf8574_lcd", 0x22),
689         },
690 #endif
691 
692 #if defined(CONFIG_FB_BFIN_7393) || defined(CONFIG_FB_BFIN_7393_MODULE)
693         {
694                 I2C_BOARD_INFO("bfin-adv7393", 0x2B),
695         },
696 #endif
697 #if defined(CONFIG_TOUCHSCREEN_AD7879_I2C) \
698         || defined(CONFIG_TOUCHSCREEN_AD7879_I2C_MODULE)
699         {
700                 I2C_BOARD_INFO("ad7879", 0x2C),
701                 .irq = IRQ_PH14,
702                 .platform_data = (void *)&bfin_ad7879_ts_info,
703         },
704 #endif
705 #if defined(CONFIG_SND_SOC_SSM2602) || defined(CONFIG_SND_SOC_SSM2602_MODULE)
706         {
707                 I2C_BOARD_INFO("ssm2602", 0x1b),
708         },
709 #endif
710         {
711                 I2C_BOARD_INFO("adm1192", 0x2e),
712         },
713 
714         {
715                 I2C_BOARD_INFO("ltc3576", 0x09),
716         },
717 #if defined(CONFIG_INPUT_ADXL34X_I2C) \
718         || defined(CONFIG_INPUT_ADXL34X_I2C_MODULE)
719         {
720                 I2C_BOARD_INFO("adxl34x", 0x53),
721                 .irq = IRQ_PH13,
722                 .platform_data = (void *)&adxl345_info,
723         },
724 #endif
725 };
726 
727 #if defined(CONFIG_SERIAL_BFIN_SPORT) \
728         || defined(CONFIG_SERIAL_BFIN_SPORT_MODULE)
729 #ifdef CONFIG_SERIAL_BFIN_SPORT0_UART
730 static struct resource bfin_sport0_uart_resources[] = {
731         {
732                 .start = SPORT0_TCR1,
733                 .end = SPORT0_MRCS3+4,
734                 .flags = IORESOURCE_MEM,
735         },
736         {
737                 .start = IRQ_SPORT0_RX,
738                 .end = IRQ_SPORT0_RX+1,
739                 .flags = IORESOURCE_IRQ,
740         },
741         {
742                 .start = IRQ_SPORT0_ERROR,
743                 .end = IRQ_SPORT0_ERROR,
744                 .flags = IORESOURCE_IRQ,
745         },
746 };
747 
748 static unsigned short bfin_sport0_peripherals[] = {
749         P_SPORT0_TFS, P_SPORT0_DTPRI, P_SPORT0_TSCLK, P_SPORT0_RFS,
750         P_SPORT0_DRPRI, P_SPORT0_RSCLK, 0
751 };
752 
753 static struct platform_device bfin_sport0_uart_device = {
754         .name = "bfin-sport-uart",
755         .id = 0,
756         .num_resources = ARRAY_SIZE(bfin_sport0_uart_resources),
757         .resource = bfin_sport0_uart_resources,
758         .dev = {
759                 .platform_data = &bfin_sport0_peripherals,
760                 /* Passed to driver */
761         },
762 };
763 #endif
764 #ifdef CONFIG_SERIAL_BFIN_SPORT1_UART
765 static struct resource bfin_sport1_uart_resources[] = {
766         {
767                 .start = SPORT1_TCR1,
768                 .end = SPORT1_MRCS3+4,
769                 .flags = IORESOURCE_MEM,
770         },
771         {
772                 .start = IRQ_SPORT1_RX,
773                 .end = IRQ_SPORT1_RX+1,
774                 .flags = IORESOURCE_IRQ,
775         },
776         {
777                 .start = IRQ_SPORT1_ERROR,
778                 .end = IRQ_SPORT1_ERROR,
779                 .flags = IORESOURCE_IRQ,
780         },
781 };
782 
783 static unsigned short bfin_sport1_peripherals[] = {
784         P_SPORT1_TFS, P_SPORT1_DTPRI, P_SPORT1_TSCLK, P_SPORT1_RFS,
785         P_SPORT1_DRPRI, P_SPORT1_RSCLK, 0
786 };
787 
788 static struct platform_device bfin_sport1_uart_device = {
789         .name = "bfin-sport-uart",
790         .id = 1,
791         .num_resources = ARRAY_SIZE(bfin_sport1_uart_resources),
792         .resource = bfin_sport1_uart_resources,
793         .dev = {
794                 .platform_data = &bfin_sport1_peripherals,
795                 /* Passed to driver */
796         },
797 };
798 #endif
799 #endif
800 
801 static const unsigned int cclk_vlev_datasheet[] = {
802         VRPAIR(VLEV_100, 400000000),
803         VRPAIR(VLEV_105, 426000000),
804         VRPAIR(VLEV_110, 500000000),
805         VRPAIR(VLEV_115, 533000000),
806         VRPAIR(VLEV_120, 600000000),
807 };
808 
809 static struct bfin_dpmc_platform_data bfin_dmpc_vreg_data = {
810         .tuple_tab = cclk_vlev_datasheet,
811         .tabsize = ARRAY_SIZE(cclk_vlev_datasheet),
812         .vr_settling_time = 25 /* us */,
813 };
814 
815 static struct platform_device bfin_dpmc = {
816         .name = "bfin dpmc",
817         .dev = {
818                 .platform_data = &bfin_dmpc_vreg_data,
819         },
820 };
821 
822 static struct platform_device *tll6527m_devices[] __initdata = {
823 
824         &bfin_dpmc,
825 
826 #if defined(CONFIG_RTC_DRV_BFIN) || defined(CONFIG_RTC_DRV_BFIN_MODULE)
827         &rtc_device,
828 #endif
829 
830 #if defined(CONFIG_USB_MUSB_HDRC) || defined(CONFIG_USB_MUSB_HDRC_MODULE)
831         &musb_device,
832 #endif
833 
834 #if defined(CONFIG_BFIN_MAC) || defined(CONFIG_BFIN_MAC_MODULE)
835         &bfin_mii_bus,
836         &bfin_mac_device,
837 #endif
838 
839 #if defined(CONFIG_SPI_BFIN5XX) || defined(CONFIG_SPI_BFIN5XX_MODULE)
840         &bfin_spi0_device,
841 #endif
842 
843 #if defined(CONFIG_FB_BFIN_LQ035Q1) || defined(CONFIG_FB_BFIN_LQ035Q1_MODULE)
844         &bfin_lq035q1_device,
845 #endif
846 
847 #if defined(CONFIG_SERIAL_BFIN) || defined(CONFIG_SERIAL_BFIN_MODULE)
848 #ifdef CONFIG_SERIAL_BFIN_UART0
849         &bfin_uart0_device,
850 #endif
851 #ifdef CONFIG_SERIAL_BFIN_UART1
852         &bfin_uart1_device,
853 #endif
854 #endif
855 
856 #if defined(CONFIG_BFIN_SIR) || defined(CONFIG_BFIN_SIR_MODULE)
857 #ifdef CONFIG_BFIN_SIR0
858         &bfin_sir0_device,
859 #endif
860 #ifdef CONFIG_BFIN_SIR1
861         &bfin_sir1_device,
862 #endif
863 #endif
864 
865 #if defined(CONFIG_I2C_BLACKFIN_TWI) || defined(CONFIG_I2C_BLACKFIN_TWI_MODULE)
866         &i2c_bfin_twi_device,
867 #endif
868 
869 #if defined(CONFIG_SERIAL_BFIN_SPORT) \
870         || defined(CONFIG_SERIAL_BFIN_SPORT_MODULE)
871 #ifdef CONFIG_SERIAL_BFIN_SPORT0_UART
872         &bfin_sport0_uart_device,
873 #endif
874 #ifdef CONFIG_SERIAL_BFIN_SPORT1_UART
875         &bfin_sport1_uart_device,
876 #endif
877 #endif
878 
879 #if defined(CONFIG_MTD_GPIO_ADDR) || defined(CONFIG_MTD_GPIO_ADDR_MODULE)
880         &tll6527m_flash_device,
881 #endif
882 
883 #if defined(CONFIG_SND_BF5XX_I2S) || defined(CONFIG_SND_BF5XX_I2S_MODULE)
884         &bfin_i2s,
885 #endif
886 
887 #if defined(CONFIG_GPIO_DECODER) || defined(CONFIG_GPIO_DECODER_MODULE)
888         &spi_decoded_gpio,
889 #endif
890 };
891 
892 static int __init tll6527m_init(void)
893 {
894         printk(KERN_INFO "%s(): registering device resources\n", __func__);
895         i2c_register_board_info(0, bfin_i2c_board_info,
896                                 ARRAY_SIZE(bfin_i2c_board_info));
897         platform_add_devices(tll6527m_devices, ARRAY_SIZE(tll6527m_devices));
898         spi_register_board_info(bfin_spi_board_info,
899                                 ARRAY_SIZE(bfin_spi_board_info));
900         return 0;
901 }
902 
903 arch_initcall(tll6527m_init);
904 
905 static struct platform_device *tll6527m_early_devices[] __initdata = {
906 #if defined(CONFIG_SERIAL_BFIN_CONSOLE) || defined(CONFIG_EARLY_PRINTK)
907 #ifdef CONFIG_SERIAL_BFIN_UART0
908         &bfin_uart0_device,
909 #endif
910 #ifdef CONFIG_SERIAL_BFIN_UART1
911         &bfin_uart1_device,
912 #endif
913 #endif
914 
915 #if defined(CONFIG_SERIAL_BFIN_SPORT_CONSOLE)
916 #ifdef CONFIG_SERIAL_BFIN_SPORT0_UART
917         &bfin_sport0_uart_device,
918 #endif
919 #ifdef CONFIG_SERIAL_BFIN_SPORT1_UART
920         &bfin_sport1_uart_device,
921 #endif
922 #endif
923 };
924 
925 void __init native_machine_early_platform_add_devices(void)
926 {
927         printk(KERN_INFO "register early platform devices\n");
928         early_platform_add_devices(tll6527m_early_devices,
929                 ARRAY_SIZE(tll6527m_early_devices));
930 }
931 
932 void native_machine_restart(char *cmd)
933 {
934         /* workaround reboot hang when booting from SPI */
935         if ((bfin_read_SYSCR() & 0x7) == 0x3)
936                 bfin_reset_boot_spi_cs(P_DEFAULT_BOOT_SPI_CS);
937 }
938 
939 int bfin_get_ether_addr(char *addr)
940 {
941         /* the MAC is stored in OTP memory page 0xDF */
942         u32 ret;
943         u64 otp_mac;
944         u32 (*otp_read)(u32 page, u32 flags,
945                         u64 *page_content) = (void *)0xEF00001A;
946 
947         ret = otp_read(0xDF, 0x00, &otp_mac);
948         if (!(ret & 0x1)) {
949                 char *otp_mac_p = (char *)&otp_mac;
950                 for (ret = 0; ret < 6; ++ret)
951                         addr[ret] = otp_mac_p[5 - ret];
952         }
953         return 0;
954 }
955 EXPORT_SYMBOL(bfin_get_ether_addr);
956 

~ [ source navigation ] ~ [ diff markup ] ~ [ identifier search ] ~

kernel.org | git.kernel.org | LWN.net | Project Home | Wiki (Japanese) | Wiki (English) | SVN repository | Mail admin

Linux® is a registered trademark of Linus Torvalds in the United States and other countries.
TOMOYO® is a registered trademark of NTT DATA CORPORATION.

osdn.jp