arch/arm/mach-pxa/zylonite.c

   1 // SPDX-License-Identifier: GPL-2.0-only
   2 /*
   3  * linux/arch/arm/mach-pxa/zylonite.c
   4  *
   5  * Support for the PXA3xx Development Platform (aka Zylonite)
   6  *
   7  * Copyright (C) 2006 Marvell International Ltd.
   8  *
   9  * 2007-09-04: eric miao <eric.miao@marvell.com>
  10  *             rewrite to align with latest kernel
  11  */
  12
  13 #include <linux/module.h>
  14 #include <linux/kernel.h>
  15 #include <linux/interrupt.h>
  16 #include <linux/leds.h>
  17 #include <linux/init.h>
  18 #include <linux/platform_device.h>
  19 #include <linux/gpio/machine.h>
  20 #include <linux/pwm.h>
  21 #include <linux/pwm_backlight.h>
  22 #include <linux/smc91x.h>
  23 #include <linux/soc/pxa/cpu.h>
  24
  25 #include <asm/mach-types.h>
  26 #include <asm/mach/arch.h>
  27 #include "pxa3xx.h"
  28 #include <linux/platform_data/asoc-pxa.h>
  29 #include <linux/platform_data/video-pxafb.h>
  30 #include "zylonite.h"
  31 #include <linux/platform_data/mmc-pxamci.h>
  32 #include <linux/platform_data/usb-ohci-pxa27x.h>
  33 #include <linux/platform_data/keypad-pxa27x.h>
  34 #include <linux/platform_data/mtd-nand-pxa3xx.h>
  35 #include "mfp.h"
  36
  37 #include "devices.h"
  38 #include "generic.h"
  39
  40 int gpio_eth_irq;
  41 int gpio_debug_led1;
  42 int gpio_debug_led2;
  43
  44 int wm9713_irq;
  45
  46 int lcd_id;
  47 int lcd_orientation;
  48
  49 static struct resource smc91x_resources[] = {
  50         [0] = {
  51                 .start  = ZYLONITE_ETH_PHYS + 0x300,
  52                 .end    = ZYLONITE_ETH_PHYS + 0xfffff,
  53                 .flags  = IORESOURCE_MEM,
  54         },
  55         [1] = {
  56                 .start  = -1,   /* for run-time assignment */
  57                 .end    = -1,
  58                 .flags  = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE,
  59         }
  60 };
  61
  62 static struct smc91x_platdata zylonite_smc91x_info = {
  63         .flags  = SMC91X_USE_8BIT | SMC91X_USE_16BIT |
  64                   SMC91X_NOWAIT | SMC91X_USE_DMA,
  65 };
  66
  67 static struct platform_device smc91x_device = {
  68         .name           = "smc91x",
  69         .id             = 0,
  70         .num_resources  = ARRAY_SIZE(smc91x_resources),
  71         .resource       = smc91x_resources,
  72         .dev            = {
  73                 .platform_data = &zylonite_smc91x_info,
  74         },
  75 };
  76
  77 #if defined(CONFIG_LEDS_GPIO) || defined(CONFIG_LEDS_GPIO_MODULE)
  78 static struct gpio_led zylonite_debug_leds[] = {
  79         [0] = {
  80                 .name                   = "zylonite:yellow:1",
  81                 .default_trigger        = "heartbeat",
  82         },
  83         [1] = {
  84                 .name                   = "zylonite:yellow:2",
  85                 .default_trigger        = "default-on",
  86         },
  87 };
  88
  89 static struct gpio_led_platform_data zylonite_debug_leds_info = {
  90         .leds           = zylonite_debug_leds,
  91         .num_leds       = ARRAY_SIZE(zylonite_debug_leds),
  92 };
  93
  94 static struct platform_device zylonite_device_leds = {
  95         .name           = "leds-gpio",
  96         .id             = -1,
  97         .dev            = {
  98                 .platform_data = &zylonite_debug_leds_info,
  99         }
 100 };
 101
 102 static void __init zylonite_init_leds(void)
 103 {
 104         zylonite_debug_leds[0].gpio = gpio_debug_led1;
 105         zylonite_debug_leds[1].gpio = gpio_debug_led2;
 106
 107         platform_device_register(&zylonite_device_leds);
 108 }
 109 #else
 110 static inline void zylonite_init_leds(void) {}
 111 #endif
 112
 113 #if defined(CONFIG_FB_PXA) || defined(CONFIG_FB_PXA_MODULE)
 114 static struct pwm_lookup zylonite_pwm_lookup[] = {
 115         PWM_LOOKUP("pxa27x-pwm.1", 1, "pwm-backlight.0", NULL, 10000,
 116                    PWM_POLARITY_NORMAL),
 117 };
 118
 119 static struct platform_pwm_backlight_data zylonite_backlight_data = {
 120         .max_brightness = 100,
 121         .dft_brightness = 100,
 122 };
 123
 124 static struct platform_device zylonite_backlight_device = {
 125         .name           = "pwm-backlight",
 126         .dev            = {
 127                 .parent = &pxa27x_device_pwm1.dev,
 128                 .platform_data  = &zylonite_backlight_data,
 129         },
 130 };
 131
 132 static struct pxafb_mode_info toshiba_ltm035a776c_mode = {
 133         .pixclock               = 110000,
 134         .xres                   = 240,
 135         .yres                   = 320,
 136         .bpp                    = 16,
 137         .hsync_len              = 4,
 138         .left_margin            = 6,
 139         .right_margin           = 4,
 140         .vsync_len              = 2,
 141         .upper_margin           = 2,
 142         .lower_margin           = 3,
 143         .sync                   = FB_SYNC_VERT_HIGH_ACT,
 144 };
 145
 146 static struct pxafb_mode_info toshiba_ltm04c380k_mode = {
 147         .pixclock               = 50000,
 148         .xres                   = 640,
 149         .yres                   = 480,
 150         .bpp                    = 16,
 151         .hsync_len              = 1,
 152         .left_margin            = 0x9f,
 153         .right_margin           = 1,
 154         .vsync_len              = 44,
 155         .upper_margin           = 0,
 156         .lower_margin           = 0,
 157         .sync                   = FB_SYNC_HOR_HIGH_ACT|FB_SYNC_VERT_HIGH_ACT,
 158 };
 159
 160 static struct pxafb_mach_info zylonite_toshiba_lcd_info = {
 161         .num_modes              = 1,
 162         .lcd_conn               = LCD_COLOR_TFT_16BPP | LCD_PCLK_EDGE_FALL,
 163 };
 164
 165 static struct pxafb_mode_info sharp_ls037_modes[] = {
 166         [0] = {
 167                 .pixclock       = 158000,
 168                 .xres           = 240,
 169                 .yres           = 320,
 170                 .bpp            = 16,
 171                 .hsync_len      = 4,
 172                 .left_margin    = 39,
 173                 .right_margin   = 39,
 174                 .vsync_len      = 1,
 175                 .upper_margin   = 2,
 176                 .lower_margin   = 3,
 177                 .sync           = 0,
 178         },
 179         [1] = {
 180                 .pixclock       = 39700,
 181                 .xres           = 480,
 182                 .yres           = 640,
 183                 .bpp            = 16,
 184                 .hsync_len      = 8,
 185                 .left_margin    = 81,
 186                 .right_margin   = 81,
 187                 .vsync_len      = 1,
 188                 .upper_margin   = 2,
 189                 .lower_margin   = 7,
 190                 .sync           = 0,
 191         },
 192 };
 193
 194 static struct pxafb_mach_info zylonite_sharp_lcd_info = {
 195         .modes                  = sharp_ls037_modes,
 196         .num_modes              = 2,
 197         .lcd_conn               = LCD_COLOR_TFT_16BPP | LCD_PCLK_EDGE_FALL,
 198 };
 199
 200 static void __init zylonite_init_lcd(void)
 201 {
 202         pwm_add_table(zylonite_pwm_lookup, ARRAY_SIZE(zylonite_pwm_lookup));
 203         platform_device_register(&zylonite_backlight_device);
 204
 205         if (lcd_id & 0x20) {
 206                 pxa_set_fb_info(NULL, &zylonite_sharp_lcd_info);
 207                 return;
 208         }
 209
 210         /* legacy LCD panels, it would be handy here if LCD panel type can
 211          * be decided at run-time
 212          */
 213         if (1)
 214                 zylonite_toshiba_lcd_info.modes = &toshiba_ltm035a776c_mode;
 215         else
 216                 zylonite_toshiba_lcd_info.modes = &toshiba_ltm04c380k_mode;
 217
 218         pxa_set_fb_info(NULL, &zylonite_toshiba_lcd_info);
 219 }
 220 #else
 221 static inline void zylonite_init_lcd(void) {}
 222 #endif
 223
 224 #if defined(CONFIG_MMC)
 225 static struct pxamci_platform_data zylonite_mci_platform_data = {
 226         .detect_delay_ms= 200,
 227         .ocr_mask       = MMC_VDD_32_33|MMC_VDD_33_34,
 228 };
 229
 230 #define PCA9539A_MCI_CD 0
 231 #define PCA9539A_MCI1_CD 1
 232 #define PCA9539A_MCI_WP 2
 233 #define PCA9539A_MCI1_WP 3
 234 #define PCA9539A_MCI3_CD 30
 235 #define PCA9539A_MCI3_WP 31
 236
 237 static struct gpiod_lookup_table zylonite_mci_gpio_table = {
 238         .dev_id = "pxa2xx-mci.0",
 239         .table = {
 240                 GPIO_LOOKUP("i2c-pca9539-a", PCA9539A_MCI_CD,
 241                             "cd", GPIO_ACTIVE_LOW),
 242                 GPIO_LOOKUP("i2c-pca9539-a", PCA9539A_MCI_WP,
 243                             "wp", GPIO_ACTIVE_LOW),
 244                 { },
 245         },
 246 };
 247
 248 static struct pxamci_platform_data zylonite_mci2_platform_data = {
 249         .detect_delay_ms= 200,
 250         .ocr_mask       = MMC_VDD_32_33|MMC_VDD_33_34,
 251 };
 252
 253 static struct gpiod_lookup_table zylonite_mci2_gpio_table = {
 254         .dev_id = "pxa2xx-mci.1",
 255         .table = {
 256                 GPIO_LOOKUP("i2c-pca9539-a", PCA9539A_MCI1_CD,
 257                             "cd", GPIO_ACTIVE_LOW),
 258                 GPIO_LOOKUP("i2c-pca9539-a", PCA9539A_MCI1_WP,
 259                             "wp", GPIO_ACTIVE_LOW),
 260                 { },
 261         },
 262 };
 263
 264 static struct pxamci_platform_data zylonite_mci3_platform_data = {
 265         .detect_delay_ms= 200,
 266         .ocr_mask       = MMC_VDD_32_33|MMC_VDD_33_34,
 267 };
 268
 269 static struct gpiod_lookup_table zylonite_mci3_gpio_table = {
 270         .dev_id = "pxa2xx-mci.2",
 271         .table = {
 272                 GPIO_LOOKUP("i2c-pca9539-a", PCA9539A_MCI3_CD,
 273                             "cd", GPIO_ACTIVE_LOW),
 274                 GPIO_LOOKUP("i2c-pca9539-a", PCA9539A_MCI3_WP,
 275                             "wp", GPIO_ACTIVE_LOW),
 276                 { },
 277         },
 278 };
 279
 280 static void __init zylonite_init_mmc(void)
 281 {
 282         gpiod_add_lookup_table(&zylonite_mci_gpio_table);
 283         pxa_set_mci_info(&zylonite_mci_platform_data);
 284         gpiod_add_lookup_table(&zylonite_mci2_gpio_table);
 285         pxa3xx_set_mci2_info(&zylonite_mci2_platform_data);
 286         if (cpu_is_pxa310()) {
 287                 gpiod_add_lookup_table(&zylonite_mci3_gpio_table);
 288                 pxa3xx_set_mci3_info(&zylonite_mci3_platform_data);
 289         }
 290 }
 291 #else
 292 static inline void zylonite_init_mmc(void) {}
 293 #endif
 294
 295 #if defined(CONFIG_KEYBOARD_PXA27x) || defined(CONFIG_KEYBOARD_PXA27x_MODULE)
 296 static const unsigned int zylonite_matrix_key_map[] = {
 297         /* KEY(row, col, key_code) */
 298         KEY(0, 0, KEY_A), KEY(0, 1, KEY_B), KEY(0, 2, KEY_C), KEY(0, 5, KEY_D),
 299         KEY(1, 0, KEY_E), KEY(1, 1, KEY_F), KEY(1, 2, KEY_G), KEY(1, 5, KEY_H),
 300         KEY(2, 0, KEY_I), KEY(2, 1, KEY_J), KEY(2, 2, KEY_K), KEY(2, 5, KEY_L),
 301         KEY(3, 0, KEY_M), KEY(3, 1, KEY_N), KEY(3, 2, KEY_O), KEY(3, 5, KEY_P),
 302         KEY(5, 0, KEY_Q), KEY(5, 1, KEY_R), KEY(5, 2, KEY_S), KEY(5, 5, KEY_T),
 303         KEY(6, 0, KEY_U), KEY(6, 1, KEY_V), KEY(6, 2, KEY_W), KEY(6, 5, KEY_X),
 304         KEY(7, 1, KEY_Y), KEY(7, 2, KEY_Z),
 305
 306         KEY(4, 4, KEY_0), KEY(1, 3, KEY_1), KEY(4, 1, KEY_2), KEY(1, 4, KEY_3),
 307         KEY(2, 3, KEY_4), KEY(4, 2, KEY_5), KEY(2, 4, KEY_6), KEY(3, 3, KEY_7),
 308         KEY(4, 3, KEY_8), KEY(3, 4, KEY_9),
 309
 310         KEY(4, 5, KEY_SPACE),
 311         KEY(5, 3, KEY_KPASTERISK),      /* * */
 312         KEY(5, 4, KEY_KPDOT),           /* #" */
 313
 314         KEY(0, 7, KEY_UP),
 315         KEY(1, 7, KEY_DOWN),
 316         KEY(2, 7, KEY_LEFT),
 317         KEY(3, 7, KEY_RIGHT),
 318         KEY(2, 6, KEY_HOME),
 319         KEY(3, 6, KEY_END),
 320         KEY(6, 4, KEY_DELETE),
 321         KEY(6, 6, KEY_BACK),
 322         KEY(6, 3, KEY_CAPSLOCK),        /* KEY_LEFTSHIFT), */
 323
 324         KEY(4, 6, KEY_ENTER),           /* scroll push */
 325         KEY(5, 7, KEY_ENTER),           /* keypad action */
 326
 327         KEY(0, 4, KEY_EMAIL),
 328         KEY(5, 6, KEY_SEND),
 329         KEY(4, 0, KEY_CALENDAR),
 330         KEY(7, 6, KEY_RECORD),
 331         KEY(6, 7, KEY_VOLUMEUP),
 332         KEY(7, 7, KEY_VOLUMEDOWN),
 333
 334         KEY(0, 6, KEY_F22),     /* soft1 */
 335         KEY(1, 6, KEY_F23),     /* soft2 */
 336         KEY(0, 3, KEY_AUX),     /* contact */
 337 };
 338
 339 static struct matrix_keymap_data zylonite_matrix_keymap_data = {
 340         .keymap                 = zylonite_matrix_key_map,
 341         .keymap_size            = ARRAY_SIZE(zylonite_matrix_key_map),
 342 };
 343
 344 static struct pxa27x_keypad_platform_data zylonite_keypad_info = {
 345         .matrix_key_rows        = 8,
 346         .matrix_key_cols        = 8,
 347         .matrix_keymap_data     = &zylonite_matrix_keymap_data,
 348
 349         .enable_rotary0         = 1,
 350         .rotary0_up_key         = KEY_UP,
 351         .rotary0_down_key       = KEY_DOWN,
 352
 353         .debounce_interval      = 30,
 354 };
 355
 356 static void __init zylonite_init_keypad(void)
 357 {
 358         pxa_set_keypad_info(&zylonite_keypad_info);
 359 }
 360 #else
 361 static inline void zylonite_init_keypad(void) {}
 362 #endif
 363
 364 #if IS_ENABLED(CONFIG_MTD_NAND_MARVELL)
 365 static struct mtd_partition zylonite_nand_partitions[] = {
 366         [0] = {
 367                 .name        = "Bootloader",
 368                 .offset      = 0,
 369                 .size        = 0x060000,
 370                 .mask_flags  = MTD_WRITEABLE, /* force read-only */
 371         },
 372         [1] = {
 373                 .name        = "Kernel",
 374                 .offset      = 0x060000,
 375                 .size        = 0x200000,
 376                 .mask_flags  = MTD_WRITEABLE, /* force read-only */
 377         },
 378         [2] = {
 379                 .name        = "Filesystem",
 380                 .offset      = 0x0260000,
 381                 .size        = 0x3000000,     /* 48M - rootfs */
 382         },
 383         [3] = {
 384                 .name        = "MassStorage",
 385                 .offset      = 0x3260000,
 386                 .size        = 0x3d40000,
 387         },
 388         [4] = {
 389                 .name        = "BBT",
 390                 .offset      = 0x6FA0000,
 391                 .size        = 0x80000,
 392                 .mask_flags  = MTD_WRITEABLE,  /* force read-only */
 393         },
 394         /* NOTE: we reserve some blocks at the end of the NAND flash for
 395          * bad block management, and the max number of relocation blocks
 396          * differs on different platforms. Please take care with it when
 397          * defining the partition table.
 398          */
 399 };
 400
 401 static struct pxa3xx_nand_platform_data zylonite_nand_info = {
 402         .parts          = zylonite_nand_partitions,
 403         .nr_parts       = ARRAY_SIZE(zylonite_nand_partitions),
 404 };
 405
 406 static void __init zylonite_init_nand(void)
 407 {
 408         pxa3xx_set_nand_info(&zylonite_nand_info);
 409 }
 410 #else
 411 static inline void zylonite_init_nand(void) {}
 412 #endif /* IS_ENABLED(CONFIG_MTD_NAND_MARVELL) */
 413
 414 #if defined(CONFIG_USB_OHCI_HCD) || defined(CONFIG_USB_OHCI_HCD_MODULE)
 415 static struct pxaohci_platform_data zylonite_ohci_info = {
 416         .port_mode      = PMM_PERPORT_MODE,
 417         .flags          = ENABLE_PORT1 | ENABLE_PORT2 |
 418                           POWER_CONTROL_LOW | POWER_SENSE_LOW,
 419 };
 420
 421 static void __init zylonite_init_ohci(void)
 422 {
 423         pxa_set_ohci_info(&zylonite_ohci_info);
 424 }
 425 #else
 426 static inline void zylonite_init_ohci(void) {}
 427 #endif /* CONFIG_USB_OHCI_HCD || CONFIG_USB_OHCI_HCD_MODULE */
 428
 429 static struct gpiod_lookup_table zylonite_wm97xx_touch_gpio15_table = {
 430         .dev_id = "wm97xx-touch.0",
 431         .table = {
 432                 GPIO_LOOKUP("gpio-pxa", mfp_to_gpio(MFP_PIN_GPIO15),
 433                             "touch", GPIO_ACTIVE_LOW),
 434                 { },
 435         },
 436 };
 437
 438 static struct gpiod_lookup_table zylonite_wm97xx_touch_gpio26_table = {
 439         .dev_id = "wm97xx-touch.0",
 440         .table = {
 441                 GPIO_LOOKUP("gpio-pxa", mfp_to_gpio(MFP_PIN_GPIO26),
 442                             "touch", GPIO_ACTIVE_LOW),
 443                 { },
 444         },
 445 };
 446
 447 static void __init zylonite_init_wm97xx_touch(void)
 448 {
 449         if (!IS_ENABLED(CONFIG_TOUCHSCREEN_WM97XX_ZYLONITE))
 450                 return;
 451
 452         if (cpu_is_pxa320())
 453                 gpiod_add_lookup_table(&zylonite_wm97xx_touch_gpio15_table);
 454         else
 455                 gpiod_add_lookup_table(&zylonite_wm97xx_touch_gpio26_table);
 456 }
 457
 458 static void __init zylonite_init(void)
 459 {
 460         pxa_set_ffuart_info(NULL);
 461         pxa_set_btuart_info(NULL);
 462         pxa_set_stuart_info(NULL);
 463
 464         /* board-processor specific initialization */
 465         zylonite_pxa300_init();
 466         zylonite_pxa320_init();
 467
 468         /*
 469          * Note: We depend that the bootloader set
 470          * the correct value to MSC register for SMC91x.
 471          */
 472         smc91x_resources[1].start = PXA_GPIO_TO_IRQ(gpio_eth_irq);
 473         smc91x_resources[1].end   = PXA_GPIO_TO_IRQ(gpio_eth_irq);
 474         platform_device_register(&smc91x_device);
 475
 476         pxa_set_ac97_info(NULL);
 477         zylonite_init_lcd();
 478         zylonite_init_mmc();
 479         zylonite_init_keypad();
 480         zylonite_init_nand();
 481         zylonite_init_leds();
 482         zylonite_init_ohci();
 483         zylonite_init_wm97xx_touch();
 484 }
 485
 486 MACHINE_START(ZYLONITE, "PXA3xx Platform Development Kit (aka Zylonite)")
 487         .atag_offset    = 0x100,
 488         .map_io         = pxa3xx_map_io,
 489         .nr_irqs        = ZYLONITE_NR_IRQS,
 490         .init_irq       = pxa3xx_init_irq,
 491         .handle_irq     = pxa3xx_handle_irq,
 492         .init_time      = pxa_timer_init,
 493         .init_machine   = zylonite_init,
 494         .restart        = pxa_restart,
 495 MACHINE_END