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