1 /* 2 * linux/arch/arm/mach-omap1/board-sx1.c 3 * 4 * Modified from board-generic.c 5 * 6 * Support for the Siemens SX1 mobile phone. 7 * 8 * Original version : Vladimir Ananiev (Vovan888-at-gmail com) 9 * 10 * Maintainters : Vladimir Ananiev (aka Vovan888), Sergge 11 * oslik.ru 12 * 13 * This program is free software; you can redistribute it and/or modify 14 * it under the terms of the GNU General Public License version 2 as 15 * published by the Free Software Foundation. 16 */ 17 18 #include <linux/kernel.h> 19 #include <linux/init.h> 20 #include <linux/input.h> 21 #include <linux/platform_device.h> 22 #include <linux/notifier.h> 23 #include <linux/mtd/mtd.h> 24 #include <linux/mtd/partitions.h> 25 #include <linux/mtd/physmap.h> 26 #include <linux/types.h> 27 #include <linux/i2c.h> 28 #include <linux/errno.h> 29 30 #include <mach/hardware.h> 31 #include <asm/mach-types.h> 32 #include <asm/mach/arch.h> 33 #include <asm/mach/map.h> 34 35 #include <mach/gpio.h> 36 #include <plat/flash.h> 37 #include <plat/mux.h> 38 #include <plat/dma.h> 39 #include <plat/irda.h> 40 #include <plat/usb.h> 41 #include <plat/tc.h> 42 #include <plat/board.h> 43 #include <plat/common.h> 44 #include <plat/keypad.h> 45 #include <plat/board-sx1.h> 46 47 /* Write to I2C device */ 48 int sx1_i2c_write_byte(u8 devaddr, u8 regoffset, u8 value) 49 { 50 struct i2c_adapter *adap; 51 int err; 52 struct i2c_msg msg[1]; 53 unsigned char data[2]; 54 55 adap = i2c_get_adapter(0); 56 if (!adap) 57 return -ENODEV; 58 msg->addr = devaddr; /* I2C address of chip */ 59 msg->flags = 0; 60 msg->len = 2; 61 msg->buf = data; 62 data[0] = regoffset; /* register num */ 63 data[1] = value; /* register data */ 64 err = i2c_transfer(adap, msg, 1); 65 i2c_put_adapter(adap); 66 if (err >= 0) 67 return 0; 68 return err; 69 } 70 71 /* Read from I2C device */ 72 int sx1_i2c_read_byte(u8 devaddr, u8 regoffset, u8 *value) 73 { 74 struct i2c_adapter *adap; 75 int err; 76 struct i2c_msg msg[1]; 77 unsigned char data[2]; 78 79 adap = i2c_get_adapter(0); 80 if (!adap) 81 return -ENODEV; 82 83 msg->addr = devaddr; /* I2C address of chip */ 84 msg->flags = 0; 85 msg->len = 1; 86 msg->buf = data; 87 data[0] = regoffset; /* register num */ 88 err = i2c_transfer(adap, msg, 1); 89 90 msg->addr = devaddr; /* I2C address */ 91 msg->flags = I2C_M_RD; 92 msg->len = 1; 93 msg->buf = data; 94 err = i2c_transfer(adap, msg, 1); 95 *value = data[0]; 96 i2c_put_adapter(adap); 97 98 if (err >= 0) 99 return 0; 100 return err; 101 } 102 /* set keyboard backlight intensity */ 103 int sx1_setkeylight(u8 keylight) 104 { 105 if (keylight > SOFIA_MAX_LIGHT_VAL) 106 keylight = SOFIA_MAX_LIGHT_VAL; 107 return sx1_i2c_write_byte(SOFIA_I2C_ADDR, SOFIA_KEYLIGHT_REG, keylight); 108 } 109 /* get current keylight intensity */ 110 int sx1_getkeylight(u8 * keylight) 111 { 112 return sx1_i2c_read_byte(SOFIA_I2C_ADDR, SOFIA_KEYLIGHT_REG, keylight); 113 } 114 /* set LCD backlight intensity */ 115 int sx1_setbacklight(u8 backlight) 116 { 117 if (backlight > SOFIA_MAX_LIGHT_VAL) 118 backlight = SOFIA_MAX_LIGHT_VAL; 119 return sx1_i2c_write_byte(SOFIA_I2C_ADDR, SOFIA_BACKLIGHT_REG, 120 backlight); 121 } 122 /* get current LCD backlight intensity */ 123 int sx1_getbacklight (u8 * backlight) 124 { 125 return sx1_i2c_read_byte(SOFIA_I2C_ADDR, SOFIA_BACKLIGHT_REG, 126 backlight); 127 } 128 /* set LCD backlight power on/off */ 129 int sx1_setmmipower(u8 onoff) 130 { 131 int err; 132 u8 dat = 0; 133 err = sx1_i2c_read_byte(SOFIA_I2C_ADDR, SOFIA_POWER1_REG, &dat); 134 if (err < 0) 135 return err; 136 if (onoff) 137 dat |= SOFIA_MMILIGHT_POWER; 138 else 139 dat &= ~SOFIA_MMILIGHT_POWER; 140 return sx1_i2c_write_byte(SOFIA_I2C_ADDR, SOFIA_POWER1_REG, dat); 141 } 142 143 /* set USB power on/off */ 144 int sx1_setusbpower(u8 onoff) 145 { 146 int err; 147 u8 dat = 0; 148 err = sx1_i2c_read_byte(SOFIA_I2C_ADDR, SOFIA_POWER1_REG, &dat); 149 if (err < 0) 150 return err; 151 if (onoff) 152 dat |= SOFIA_USB_POWER; 153 else 154 dat &= ~SOFIA_USB_POWER; 155 return sx1_i2c_write_byte(SOFIA_I2C_ADDR, SOFIA_POWER1_REG, dat); 156 } 157 158 EXPORT_SYMBOL(sx1_setkeylight); 159 EXPORT_SYMBOL(sx1_getkeylight); 160 EXPORT_SYMBOL(sx1_setbacklight); 161 EXPORT_SYMBOL(sx1_getbacklight); 162 EXPORT_SYMBOL(sx1_setmmipower); 163 EXPORT_SYMBOL(sx1_setusbpower); 164 165 /*----------- Keypad -------------------------*/ 166 167 static const unsigned int sx1_keymap[] = { 168 KEY(3, 5, GROUP_0 | 117), /* camera Qt::Key_F17 */ 169 KEY(4, 0, GROUP_0 | 114), /* voice memo Qt::Key_F14 */ 170 KEY(4, 1, GROUP_2 | 114), /* voice memo */ 171 KEY(4, 2, GROUP_3 | 114), /* voice memo */ 172 KEY(0, 0, GROUP_1 | KEY_F12), /* red button Qt::Key_Hangup */ 173 KEY(3, 4, GROUP_1 | KEY_LEFT), 174 KEY(3, 2, GROUP_1 | KEY_DOWN), 175 KEY(3, 1, GROUP_1 | KEY_RIGHT), 176 KEY(3, 0, GROUP_1 | KEY_UP), 177 KEY(3, 3, GROUP_1 | KEY_POWER), /* joystick press or Qt::Key_Select */ 178 KEY(0, 5, GROUP_1 | KEY_1), 179 KEY(0, 4, GROUP_1 | KEY_2), 180 KEY(0, 3, GROUP_1 | KEY_3), 181 KEY(4, 3, GROUP_1 | KEY_4), 182 KEY(4, 4, GROUP_1 | KEY_5), 183 KEY(4, 5, GROUP_1 | KEY_KPASTERISK),/* "*" */ 184 KEY(1, 4, GROUP_1 | KEY_6), 185 KEY(1, 5, GROUP_1 | KEY_7), 186 KEY(1, 3, GROUP_1 | KEY_8), 187 KEY(2, 3, GROUP_1 | KEY_9), 188 KEY(2, 5, GROUP_1 | KEY_0), 189 KEY(2, 4, GROUP_1 | 113), /* # F13 Toggle input method Qt::Key_F13 */ 190 KEY(1, 0, GROUP_1 | KEY_F11), /* green button Qt::Key_Call */ 191 KEY(2, 1, GROUP_1 | KEY_YEN), /* left soft Qt::Key_Context1 */ 192 KEY(2, 2, GROUP_1 | KEY_F8), /* right soft Qt::Key_Back */ 193 KEY(1, 2, GROUP_1 | KEY_LEFTSHIFT), /* shift */ 194 KEY(1, 1, GROUP_1 | KEY_BACKSPACE), /* C (clear) */ 195 KEY(2, 0, GROUP_1 | KEY_F7), /* menu Qt::Key_Menu */ 196 }; 197 198 static struct resource sx1_kp_resources[] = { 199 [0] = { 200 .start = INT_KEYBOARD, 201 .end = INT_KEYBOARD, 202 .flags = IORESOURCE_IRQ, 203 }, 204 }; 205 206 static const struct matrix_keymap_data sx1_keymap_data = { 207 .keymap = sx1_keymap, 208 .keymap_size = ARRAY_SIZE(sx1_keymap), 209 }; 210 211 static struct omap_kp_platform_data sx1_kp_data = { 212 .rows = 6, 213 .cols = 6, 214 .keymap_data = &sx1_keymap_data, 215 .delay = 80, 216 }; 217 218 static struct platform_device sx1_kp_device = { 219 .name = "omap-keypad", 220 .id = -1, 221 .dev = { 222 .platform_data = &sx1_kp_data, 223 }, 224 .num_resources = ARRAY_SIZE(sx1_kp_resources), 225 .resource = sx1_kp_resources, 226 }; 227 228 /*----------- IRDA -------------------------*/ 229 230 static struct omap_irda_config sx1_irda_data = { 231 .transceiver_cap = IR_SIRMODE, 232 .rx_channel = OMAP_DMA_UART3_RX, 233 .tx_channel = OMAP_DMA_UART3_TX, 234 .dest_start = UART3_THR, 235 .src_start = UART3_RHR, 236 .tx_trigger = 0, 237 .rx_trigger = 0, 238 }; 239 240 static struct resource sx1_irda_resources[] = { 241 [0] = { 242 .start = INT_UART3, 243 .end = INT_UART3, 244 .flags = IORESOURCE_IRQ, 245 }, 246 }; 247 248 static u64 irda_dmamask = 0xffffffff; 249 250 static struct platform_device sx1_irda_device = { 251 .name = "omapirda", 252 .id = 0, 253 .dev = { 254 .platform_data = &sx1_irda_data, 255 .dma_mask = &irda_dmamask, 256 }, 257 .num_resources = ARRAY_SIZE(sx1_irda_resources), 258 .resource = sx1_irda_resources, 259 }; 260 261 /*----------- MTD -------------------------*/ 262 263 static struct mtd_partition sx1_partitions[] = { 264 /* bootloader (U-Boot, etc) in first sector */ 265 { 266 .name = "bootloader", 267 .offset = 0x01800000, 268 .size = SZ_128K, 269 .mask_flags = MTD_WRITEABLE, /* force read-only */ 270 }, 271 /* bootloader params in the next sector */ 272 { 273 .name = "params", 274 .offset = MTDPART_OFS_APPEND, 275 .size = SZ_128K, 276 .mask_flags = 0, 277 }, 278 /* kernel */ 279 { 280 .name = "kernel", 281 .offset = MTDPART_OFS_APPEND, 282 .size = SZ_2M - 2 * SZ_128K, 283 .mask_flags = 0 284 }, 285 /* file system */ 286 { 287 .name = "filesystem", 288 .offset = MTDPART_OFS_APPEND, 289 .size = MTDPART_SIZ_FULL, 290 .mask_flags = 0 291 } 292 }; 293 294 static struct physmap_flash_data sx1_flash_data = { 295 .width = 2, 296 .set_vpp = omap1_set_vpp, 297 .parts = sx1_partitions, 298 .nr_parts = ARRAY_SIZE(sx1_partitions), 299 }; 300 301 #ifdef CONFIG_SX1_OLD_FLASH 302 /* MTD Intel StrataFlash - old flashes */ 303 static struct resource sx1_old_flash_resource[] = { 304 [0] = { 305 .start = OMAP_CS0_PHYS, /* Physical */ 306 .end = OMAP_CS0_PHYS + SZ_16M - 1,, 307 .flags = IORESOURCE_MEM, 308 }, 309 [1] = { 310 .start = OMAP_CS1_PHYS, 311 .end = OMAP_CS1_PHYS + SZ_8M - 1, 312 .flags = IORESOURCE_MEM, 313 }, 314 }; 315 316 static struct platform_device sx1_flash_device = { 317 .name = "physmap-flash", 318 .id = 0, 319 .dev = { 320 .platform_data = &sx1_flash_data, 321 }, 322 .num_resources = 2, 323 .resource = &sx1_old_flash_resource, 324 }; 325 #else 326 /* MTD Intel 4000 flash - new flashes */ 327 static struct resource sx1_new_flash_resource = { 328 .start = OMAP_CS0_PHYS, 329 .end = OMAP_CS0_PHYS + SZ_32M - 1, 330 .flags = IORESOURCE_MEM, 331 }; 332 333 static struct platform_device sx1_flash_device = { 334 .name = "physmap-flash", 335 .id = 0, 336 .dev = { 337 .platform_data = &sx1_flash_data, 338 }, 339 .num_resources = 1, 340 .resource = &sx1_new_flash_resource, 341 }; 342 #endif 343 344 /*----------- USB -------------------------*/ 345 346 static struct omap_usb_config sx1_usb_config __initdata = { 347 .otg = 0, 348 .register_dev = 1, 349 .register_host = 0, 350 .hmc_mode = 0, 351 .pins[0] = 2, 352 .pins[1] = 0, 353 .pins[2] = 0, 354 }; 355 356 /*----------- LCD -------------------------*/ 357 358 static struct platform_device sx1_lcd_device = { 359 .name = "lcd_sx1", 360 .id = -1, 361 }; 362 363 static struct omap_lcd_config sx1_lcd_config __initdata = { 364 .ctrl_name = "internal", 365 }; 366 367 /*-----------------------------------------*/ 368 static struct platform_device *sx1_devices[] __initdata = { 369 &sx1_flash_device, 370 &sx1_kp_device, 371 &sx1_lcd_device, 372 &sx1_irda_device, 373 }; 374 /*-----------------------------------------*/ 375 376 static struct omap_board_config_kernel sx1_config[] __initdata = { 377 { OMAP_TAG_LCD, &sx1_lcd_config }, 378 }; 379 380 /*-----------------------------------------*/ 381 382 static void __init omap_sx1_init(void) 383 { 384 /* mux pins for uarts */ 385 omap_cfg_reg(UART1_TX); 386 omap_cfg_reg(UART1_RTS); 387 omap_cfg_reg(UART2_TX); 388 omap_cfg_reg(UART2_RTS); 389 omap_cfg_reg(UART3_TX); 390 omap_cfg_reg(UART3_RX); 391 392 platform_add_devices(sx1_devices, ARRAY_SIZE(sx1_devices)); 393 394 omap_board_config = sx1_config; 395 omap_board_config_size = ARRAY_SIZE(sx1_config); 396 omap_serial_init(); 397 omap_register_i2c_bus(1, 100, NULL, 0); 398 omap1_usb_init(&sx1_usb_config); 399 sx1_mmc_init(); 400 401 /* turn on USB power */ 402 /* sx1_setusbpower(1); cant do it here because i2c is not ready */ 403 gpio_request(1, "A_IRDA_OFF"); 404 gpio_request(11, "A_SWITCH"); 405 gpio_request(15, "A_USB_ON"); 406 gpio_direction_output(1, 1); /*A_IRDA_OFF = 1 */ 407 gpio_direction_output(11, 0); /*A_SWITCH = 0 */ 408 gpio_direction_output(15, 0); /*A_USB_ON = 0 */ 409 } 410 /*----------------------------------------*/ 411 static void __init omap_sx1_init_irq(void) 412 { 413 omap1_init_common_hw(); 414 omap_init_irq(); 415 } 416 /*----------------------------------------*/ 417 418 static void __init omap_sx1_map_io(void) 419 { 420 omap1_map_common_io(); 421 } 422 423 MACHINE_START(SX1, "OMAP310 based Siemens SX1") 424 .boot_params = 0x10000100, 425 .map_io = omap_sx1_map_io, 426 .reserve = omap_reserve, 427 .init_irq = omap_sx1_init_irq, 428 .init_machine = omap_sx1_init, 429 .timer = &omap_timer, 430 MACHINE_END 431