arch/arm/mach-pxa/zylonite.c

   1 /*
   2  * linux/arch/arm/mach-pxa/zylonite.c
   3  *
   4  * Support for the PXA3xx Development Platform (aka Zylonite)
   5  *
   6  * Copyright (C) 2006 Marvell International Ltd.
   7  *
   8  * 2007-09-04: eric miao <eric.miao@marvell.com>
   9  *             rewrite to align with latest kernel
  10  *
  11  * This program is free software; you can redistribute it and/or modify
  12  * it under the terms of the GNU General Public License version 2 as
  13  * published by the Free Software Foundation.
  14  */
  15
  16 #include <linux/module.h>
  17 #include <linux/kernel.h>
  18 #include <linux/interrupt.h>
  19 #include <linux/leds.h>
  20 #include <linux/init.h>
  21 #include <linux/platform_device.h>
  22 #include <linux/gpio/machine.h>
  23 #include <linux/pwm.h>
  24 #include <linux/pwm_backlight.h>
  25 #include <linux/smc91x.h>
  26
  27 #include <asm/mach-types.h>
  28 #include <asm/mach/arch.h>
  29 #include "pxa3xx.h"
  30 #include <mach/audio.h>
  31 #include <linux/platform_data/video-pxafb.h>
  32 #include "zylonite.h"
  33 #include <linux/platform_data/mmc-pxamci.h>
  34 #include <linux/platform_data/usb-ohci-pxa27x.h>
  35 #include <linux/platform_data/keypad-pxa27x.h>
  36 #include <linux/platform_data/mtd-nand-pxa3xx.h>
  37
  38 #include "devices.h"
  39 #include "generic.h"
  40
  41 int gpio_eth_irq;
  42 int gpio_debug_led1;
  43 int gpio_debug_led2;
  44
  45 int wm9713_irq;
  46
  47 int lcd_id;
  48 int lcd_orientation;
  49
  50 static struct resource smc91x_resources[] = {
  51         [0] = {
  52                 .start  = ZYLONITE_ETH_PHYS + 0x300,
  53                 .end    = ZYLONITE_ETH_PHYS + 0xfffff,
  54                 .flags  = IORESOURCE_MEM,
  55         },
  56         [1] = {
  57                 .start  = -1,   /* for run-time assignment */
  58                 .end    = -1,
  59                 .flags  = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE,
  60         }
  61 };
  62
  63 static struct smc91x_platdata zylonite_smc91x_info = {
  64         .flags  = SMC91X_USE_8BIT | SMC91X_USE_16BIT |
  65                   SMC91X_NOWAIT | SMC91X_USE_DMA,
  66 };
  67
  68 static struct platform_device smc91x_device = {
  69         .name           = "smc91x",
  70         .id             = 0,
  71         .num_resources  = ARRAY_SIZE(smc91x_resources),
  72         .resource       = smc91x_resources,
  73         .dev            = {
  74                 .platform_data = &zylonite_smc91x_info,
  75         },
  76 };
  77
  78 #if defined(CONFIG_LEDS_GPIO) || defined(CONFIG_LEDS_GPIO_MODULE)
  79 static struct gpio_led zylonite_debug_leds[] = {
  80         [0] = {
  81                 .name                   = "zylonite:yellow:1",
  82                 .default_trigger        = "heartbeat",
  83         },
  84         [1] = {
  85                 .name                   = "zylonite:yellow:2",
  86                 .default_trigger        = "default-on",
  87         },
  88 };
  89
  90 static struct gpio_led_platform_data zylonite_debug_leds_info = {
  91         .leds           = zylonite_debug_leds,
  92         .num_leds       = ARRAY_SIZE(zylonite_debug_leds),
  93 };
  94
  95 static struct platform_device zylonite_device_leds = {
  96         .name           = "leds-gpio",
  97         .id             = -1,
  98         .dev            = {
  99                 .platform_data = &zylonite_debug_leds_info,
 100         }
 101 };
 102
 103 static void __init zylonite_init_leds(void)
 104 {
 105         zylonite_debug_leds[0].gpio = gpio_debug_led1;
 106         zylonite_debug_leds[1].gpio = gpio_debug_led2;
 107
 108         platform_device_register(&zylonite_device_leds);
 109 }
 110 #else
 111 static inline void zylonite_init_leds(void) {}
 112 #endif
 113
 114 #if defined(CONFIG_FB_PXA) || defined(CONFIG_FB_PXA_MODULE)
 115 static struct pwm_lookup zylonite_pwm_lookup[] = {
 116         PWM_LOOKUP("pxa27x-pwm.1", 1, "pwm-backlight.0", NULL, 10000,
 117                    PWM_POLARITY_NORMAL),
 118 };
 119
 120 static struct platform_pwm_backlight_data zylonite_backlight_data = {
 121         .max_brightness = 100,
 122         .dft_brightness = 100,
 123         .enable_gpio    = -1,
 124 };
 125
 126 static struct platform_device zylonite_backlight_device = {
 127         .name           = "pwm-backlight",
 128         .dev            = {
 129                 .parent = &pxa27x_device_pwm1.dev,
 130                 .platform_data  = &zylonite_backlight_data,
 131         },
 132 };
 133
 134 static struct pxafb_mode_info toshiba_ltm035a776c_mode = {
 135         .pixclock               = 110000,
 136         .xres                   = 240,
 137         .yres                   = 320,
 138         .bpp                    = 16,
 139         .hsync_len              = 4,
 140         .left_margin            = 6,
 141         .right_margin           = 4,
 142         .vsync_len              = 2,
 143         .upper_margin           = 2,
 144         .lower_margin           = 3,
 145         .sync                   = FB_SYNC_VERT_HIGH_ACT,
 146 };
 147
 148 static struct pxafb_mode_info toshiba_ltm04c380k_mode = {
 149         .pixclock               = 50000,
 150         .xres                   = 640,
 151         .yres                   = 480,
 152         .bpp                    = 16,
 153         .hsync_len              = 1,
 154         .left_margin            = 0x9f,
 155         .right_margin           = 1,
 156         .vsync_len              = 44,
 157         .upper_margin           = 0,
 158         .lower_margin           = 0,
 159         .sync                   = FB_SYNC_HOR_HIGH_ACT|FB_SYNC_VERT_HIGH_ACT,
 160 };
 161
 162 static struct pxafb_mach_info zylonite_toshiba_lcd_info = {
 163         .num_modes              = 1,
 164         .lcd_conn               = LCD_COLOR_TFT_16BPP | LCD_PCLK_EDGE_FALL,
 165 };
 166
 167 static struct pxafb_mode_info sharp_ls037_modes[] = {
 168         [0] = {
 169                 .pixclock       = 158000,
 170                 .xres           = 240,
 171                 .yres           = 320,
 172                 .bpp            = 16,
 173                 .hsync_len      = 4,
 174                 .left_margin    = 39,
 175                 .right_margin   = 39,
 176                 .vsync_len      = 1,
 177                 .upper_margin   = 2,
 178                 .lower_margin   = 3,
 179                 .sync           = 0,
 180         },
 181         [1] = {
 182                 .pixclock       = 39700,
 183                 .xres           = 480,
 184                 .yres           = 640,
 185                 .bpp            = 16,
 186                 .hsync_len      = 8,
 187                 .left_margin    = 81,
 188                 .right_margin   = 81,
 189                 .vsync_len      = 1,
 190                 .upper_margin   = 2,
 191                 .lower_margin   = 7,
 192                 .sync           = 0,
 193         },
 194 };
 195
 196 static struct pxafb_mach_info zylonite_sharp_lcd_info = {
 197         .modes                  = sharp_ls037_modes,
 198         .num_modes              = 2,
 199         .lcd_conn               = LCD_COLOR_TFT_16BPP | LCD_PCLK_EDGE_FALL,
 200 };
 201
 202 static void __init zylonite_init_lcd(void)
 203 {
 204         pwm_add_table(zylonite_pwm_lookup, ARRAY_SIZE(zylonite_pwm_lookup));
 205         platform_device_register(&zylonite_backlight_device);
 206
 207         if (lcd_id & 0x20) {
 208                 pxa_set_fb_info(NULL, &zylonite_sharp_lcd_info);
 209                 return;
 210         }
 211
 212         /* legacy LCD panels, it would be handy here if LCD panel type can
 213          * be decided at run-time
 214          */
 215         if (1)
 216                 zylonite_toshiba_lcd_info.modes = &toshiba_ltm035a776c_mode;
 217         else
 218                 zylonite_toshiba_lcd_info.modes = &toshiba_ltm04c380k_mode;
 219
 220         pxa_set_fb_info(NULL, &zylonite_toshiba_lcd_info);
 221 }
 222 #else
 223 static inline void zylonite_init_lcd(void) {}
 224 #endif
 225
 226 #if defined(CONFIG_MMC)
 227 static struct pxamci_platform_data zylonite_mci_platform_data = {
 228         .detect_delay_ms= 200,
 229         .ocr_mask       = MMC_VDD_32_33|MMC_VDD_33_34,
 230         .gpio_card_detect = EXT_GPIO(0),
 231         .gpio_card_ro   = EXT_GPIO(2),
 232         .gpio_power     = -1,
 233 };
 234
 235 #define PCA9539A_MCI_CD 0
 236 #define PCA9539A_MCI1_CD 1
 237 #define PCA9539A_MCI_WP 2
 238 #define PCA9539A_MCI1_WP 3
 239 #define PCA9539A_MCI3_CD 30
 240 #define PCA9539A_MCI3_WP 31
 241
 242 static struct gpiod_lookup_table zylonite_mci_gpio_table = {
 243         .dev_id = "pxa2xx-mci.0",
 244         .table = {
 245                 GPIO_LOOKUP("i2c-pca9539-a", PCA9539A_MCI_CD,
 246                             "cd", GPIO_ACTIVE_LOW),
 247                 GPIO_LOOKUP("i2c-pca9539-a", PCA9539A_MCI_WP,
 248                             "wp", GPIO_ACTIVE_LOW),
 249                 { },
 250         },
 251 };
 252
 253 static struct pxamci_platform_data zylonite_mci2_platform_data = {
 254         .detect_delay_ms= 200,
 255         .ocr_mask       = MMC_VDD_32_33|MMC_VDD_33_34,
 256         .gpio_card_detect = EXT_GPIO(1),
 257         .gpio_card_ro   = EXT_GPIO(3),
 258         .gpio_power     = -1,
 259 };
 260
 261 static struct gpiod_lookup_table zylonite_mci2_gpio_table = {
 262         .dev_id = "pxa2xx-mci.1",
 263         .table = {
 264                 GPIO_LOOKUP("i2c-pca9539-a", PCA9539A_MCI1_CD,
 265                             "cd", GPIO_ACTIVE_LOW),
 266                 GPIO_LOOKUP("i2c-pca9539-a", PCA9539A_MCI1_WP,
 267                             "wp", GPIO_ACTIVE_LOW),
 268                 { },
 269         },
 270 };
 271
 272 static struct pxamci_platform_data zylonite_mci3_platform_data = {
 273         .detect_delay_ms= 200,
 274         .ocr_mask       = MMC_VDD_32_33|MMC_VDD_33_34,
 275         .gpio_card_detect = EXT_GPIO(30),
 276         .gpio_card_ro   = EXT_GPIO(31),
 277         .gpio_power     = -1,
 278 };
 279
 280 static struct gpiod_lookup_table zylonite_mci3_gpio_table = {
 281         .dev_id = "pxa2xx-mci.2",
 282         .table = {
 283                 GPIO_LOOKUP("i2c-pca9539-a", PCA9539A_MCI3_CD,
 284                             "cd", GPIO_ACTIVE_LOW),
 285                 GPIO_LOOKUP("i2c-pca9539-a", PCA9539A_MCI3_WP,
 286                             "wp", GPIO_ACTIVE_LOW),
 287                 { },
 288         },
 289 };
 290
 291 static void __init zylonite_init_mmc(void)
 292 {
 293         gpiod_add_lookup_table(&zylonite_mci_gpio_table);
 294         pxa_set_mci_info(&zylonite_mci_platform_data);
 295         gpiod_add_lookup_table(&zylonite_mci2_gpio_table);
 296         pxa3xx_set_mci2_info(&zylonite_mci2_platform_data);
 297         if (cpu_is_pxa310()) {
 298                 gpiod_add_lookup_table(&zylonite_mci3_gpio_table);
 299                 pxa3xx_set_mci3_info(&zylonite_mci3_platform_data);
 300         }
 301 }
 302 #else
 303 static inline void zylonite_init_mmc(void) {}
 304 #endif
 305
 306 #if defined(CONFIG_KEYBOARD_PXA27x) || defined(CONFIG_KEYBOARD_PXA27x_MODULE)
 307 static const unsigned int zylonite_matrix_key_map[] = {
 308         /* KEY(row, col, key_code) */
 309         KEY(0, 0, KEY_A), KEY(0, 1, KEY_B), KEY(0, 2, KEY_C), KEY(0, 5, KEY_D),
 310         KEY(1, 0, KEY_E), KEY(1, 1, KEY_F), KEY(1, 2, KEY_G), KEY(1, 5, KEY_H),
 311         KEY(2, 0, KEY_I), KEY(2, 1, KEY_J), KEY(2, 2, KEY_K), KEY(2, 5, KEY_L),
 312         KEY(3, 0, KEY_M), KEY(3, 1, KEY_N), KEY(3, 2, KEY_O), KEY(3, 5, KEY_P),
 313         KEY(5, 0, KEY_Q), KEY(5, 1, KEY_R), KEY(5, 2, KEY_S), KEY(5, 5, KEY_T),
 314         KEY(6, 0, KEY_U), KEY(6, 1, KEY_V), KEY(6, 2, KEY_W), KEY(6, 5, KEY_X),
 315         KEY(7, 1, KEY_Y), KEY(7, 2, KEY_Z),
 316
 317         KEY(4, 4, KEY_0), KEY(1, 3, KEY_1), KEY(4, 1, KEY_2), KEY(1, 4, KEY_3),
 318         KEY(2, 3, KEY_4), KEY(4, 2, KEY_5), KEY(2, 4, KEY_6), KEY(3, 3, KEY_7),
 319         KEY(4, 3, KEY_8), KEY(3, 4, KEY_9),
 320
 321         KEY(4, 5, KEY_SPACE),
 322         KEY(5, 3, KEY_KPASTERISK),      /* * */
 323         KEY(5, 4, KEY_KPDOT),           /* #" */
 324
 325         KEY(0, 7, KEY_UP),
 326         KEY(1, 7, KEY_DOWN),
 327         KEY(2, 7, KEY_LEFT),
 328         KEY(3, 7, KEY_RIGHT),
 329         KEY(2, 6, KEY_HOME),
 330         KEY(3, 6, KEY_END),
 331         KEY(6, 4, KEY_DELETE),
 332         KEY(6, 6, KEY_BACK),
 333         KEY(6, 3, KEY_CAPSLOCK),        /* KEY_LEFTSHIFT), */
 334
 335         KEY(4, 6, KEY_ENTER),           /* scroll push */
 336         KEY(5, 7, KEY_ENTER),           /* keypad action */
 337
 338         KEY(0, 4, KEY_EMAIL),
 339         KEY(5, 6, KEY_SEND),
 340         KEY(4, 0, KEY_CALENDAR),
 341         KEY(7, 6, KEY_RECORD),
 342         KEY(6, 7, KEY_VOLUMEUP),
 343         KEY(7, 7, KEY_VOLUMEDOWN),
 344
 345         KEY(0, 6, KEY_F22),     /* soft1 */
 346         KEY(1, 6, KEY_F23),     /* soft2 */
 347         KEY(0, 3, KEY_AUX),     /* contact */
 348 };
 349
 350 static struct matrix_keymap_data zylonite_matrix_keymap_data = {
 351         .keymap                 = zylonite_matrix_key_map,
 352         .keymap_size            = ARRAY_SIZE(zylonite_matrix_key_map),
 353 };
 354
 355 static struct pxa27x_keypad_platform_data zylonite_keypad_info = {
 356         .matrix_key_rows        = 8,
 357         .matrix_key_cols        = 8,
 358         .matrix_keymap_data     = &zylonite_matrix_keymap_data,
 359
 360         .enable_rotary0         = 1,
 361         .rotary0_up_key         = KEY_UP,
 362         .rotary0_down_key       = KEY_DOWN,
 363
 364         .debounce_interval      = 30,
 365 };
 366
 367 static void __init zylonite_init_keypad(void)
 368 {
 369         pxa_set_keypad_info(&zylonite_keypad_info);
 370 }
 371 #else
 372 static inline void zylonite_init_keypad(void) {}
 373 #endif
 374
 375 #if IS_ENABLED(CONFIG_MTD_NAND_MARVELL)
 376 static struct mtd_partition zylonite_nand_partitions[] = {
 377         [0] = {
 378                 .name        = "Bootloader",
 379                 .offset      = 0,
 380                 .size        = 0x060000,
 381                 .mask_flags  = MTD_WRITEABLE, /* force read-only */
 382         },
 383         [1] = {
 384                 .name        = "Kernel",
 385                 .offset      = 0x060000,
 386                 .size        = 0x200000,
 387                 .mask_flags  = MTD_WRITEABLE, /* force read-only */
 388         },
 389         [2] = {
 390                 .name        = "Filesystem",
 391                 .offset      = 0x0260000,
 392                 .size        = 0x3000000,     /* 48M - rootfs */
 393         },
 394         [3] = {
 395                 .name        = "MassStorage",
 396                 .offset      = 0x3260000,
 397                 .size        = 0x3d40000,
 398         },
 399         [4] = {
 400                 .name        = "BBT",
 401                 .offset      = 0x6FA0000,
 402                 .size        = 0x80000,
 403                 .mask_flags  = MTD_WRITEABLE,  /* force read-only */
 404         },
 405         /* NOTE: we reserve some blocks at the end of the NAND flash for
 406          * bad block management, and the max number of relocation blocks
 407          * differs on different platforms. Please take care with it when
 408          * defining the partition table.
 409          */
 410 };
 411
 412 static struct pxa3xx_nand_platform_data zylonite_nand_info = {
 413         .parts          = zylonite_nand_partitions,
 414         .nr_parts       = ARRAY_SIZE(zylonite_nand_partitions),
 415 };
 416
 417 static void __init zylonite_init_nand(void)
 418 {
 419         pxa3xx_set_nand_info(&zylonite_nand_info);
 420 }
 421 #else
 422 static inline void zylonite_init_nand(void) {}
 423 #endif /* IS_ENABLED(CONFIG_MTD_NAND_MARVELL) */
 424
 425 #if defined(CONFIG_USB_OHCI_HCD) || defined(CONFIG_USB_OHCI_HCD_MODULE)
 426 static struct pxaohci_platform_data zylonite_ohci_info = {
 427         .port_mode      = PMM_PERPORT_MODE,
 428         .flags          = ENABLE_PORT1 | ENABLE_PORT2 |
 429                           POWER_CONTROL_LOW | POWER_SENSE_LOW,
 430 };
 431
 432 static void __init zylonite_init_ohci(void)
 433 {
 434         pxa_set_ohci_info(&zylonite_ohci_info);
 435 }
 436 #else
 437 static inline void zylonite_init_ohci(void) {}
 438 #endif /* CONFIG_USB_OHCI_HCD || CONFIG_USB_OHCI_HCD_MODULE */
 439
 440 static void __init zylonite_init(void)
 441 {
 442         pxa_set_ffuart_info(NULL);
 443         pxa_set_btuart_info(NULL);
 444         pxa_set_stuart_info(NULL);
 445
 446         /* board-processor specific initialization */
 447         zylonite_pxa300_init();
 448         zylonite_pxa320_init();
 449
 450         /*
 451          * Note: We depend that the bootloader set
 452          * the correct value to MSC register for SMC91x.
 453          */
 454         smc91x_resources[1].start = PXA_GPIO_TO_IRQ(gpio_eth_irq);
 455         smc91x_resources[1].end   = PXA_GPIO_TO_IRQ(gpio_eth_irq);
 456         platform_device_register(&smc91x_device);
 457
 458         pxa_set_ac97_info(NULL);
 459         zylonite_init_lcd();
 460         zylonite_init_mmc();
 461         zylonite_init_keypad();
 462         zylonite_init_nand();
 463         zylonite_init_leds();
 464         zylonite_init_ohci();
 465 }
 466
 467 MACHINE_START(ZYLONITE, "PXA3xx Platform Development Kit (aka Zylonite)")
 468         .atag_offset    = 0x100,
 469         .map_io         = pxa3xx_map_io,
 470         .nr_irqs        = ZYLONITE_NR_IRQS,
 471         .init_irq       = pxa3xx_init_irq,
 472         .handle_irq     = pxa3xx_handle_irq,
 473         .init_time      = pxa_timer_init,
 474         .init_machine   = zylonite_init,
 475         .restart        = pxa_restart,
 476 MACHINE_END