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 #include <linux/gpio.h> 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 #include <linux/export.h> 30 #include <linux/omapfb.h> 31 32 #include <asm/mach-types.h> 33 #include <asm/mach/arch.h> 34 #include <asm/mach/map.h> 35 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/keypad.h> 44 #include <plat/board-sx1.h> 45 46 #include <mach/hardware.h> 47 48 #include "common.h" 49 50 /* Write to I2C device */ 51 int sx1_i2c_write_byte(u8 devaddr, u8 regoffset, u8 value) 52 { 53 struct i2c_adapter *adap; 54 int err; 55 struct i2c_msg msg[1]; 56 unsigned char data[2]; 57 58 adap = i2c_get_adapter(0); 59 if (!adap) 60 return -ENODEV; 61 msg->addr = devaddr; /* I2C address of chip */ 62 msg->flags = 0; 63 msg->len = 2; 64 msg->buf = data; 65 data[0] = regoffset; /* register num */ 66 data[1] = value; /* register data */ 67 err = i2c_transfer(adap, msg, 1); 68 i2c_put_adapter(adap); 69 if (err >= 0) 70 return 0; 71 return err; 72 } 73 74 /* Read from I2C device */ 75 int sx1_i2c_read_byte(u8 devaddr, u8 regoffset, u8 *value) 76 { 77 struct i2c_adapter *adap; 78 int err; 79 struct i2c_msg msg[1]; 80 unsigned char data[2]; 81 82 adap = i2c_get_adapter(0); 83 if (!adap) 84 return -ENODEV; 85 86 msg->addr = devaddr; /* I2C address of chip */ 87 msg->flags = 0; 88 msg->len = 1; 89 msg->buf = data; 90 data[0] = regoffset; /* register num */ 91 err = i2c_transfer(adap, msg, 1); 92 93 msg->addr = devaddr; /* I2C address */ 94 msg->flags = I2C_M_RD; 95 msg->len = 1; 96 msg->buf = data; 97 err = i2c_transfer(adap, msg, 1); 98 *value = data[0]; 99 i2c_put_adapter(adap); 100 101 if (err >= 0) 102 return 0; 103 return err; 104 } 105 /* set keyboard backlight intensity */ 106 int sx1_setkeylight(u8 keylight) 107 { 108 if (keylight > SOFIA_MAX_LIGHT_VAL) 109 keylight = SOFIA_MAX_LIGHT_VAL; 110 return sx1_i2c_write_byte(SOFIA_I2C_ADDR, SOFIA_KEYLIGHT_REG, keylight); 111 } 112 /* get current keylight intensity */ 113 int sx1_getkeylight(u8 * keylight) 114 { 115 return sx1_i2c_read_byte(SOFIA_I2C_ADDR, SOFIA_KEYLIGHT_REG, keylight); 116 } 117 /* set LCD backlight intensity */ 118 int sx1_setbacklight(u8 backlight) 119 { 120 if (backlight > SOFIA_MAX_LIGHT_VAL) 121 backlight = SOFIA_MAX_LIGHT_VAL; 122 return sx1_i2c_write_byte(SOFIA_I2C_ADDR, SOFIA_BACKLIGHT_REG, 123 backlight); 124 } 125 /* get current LCD backlight intensity */ 126 int sx1_getbacklight (u8 * backlight) 127 { 128 return sx1_i2c_read_byte(SOFIA_I2C_ADDR, SOFIA_BACKLIGHT_REG, 129 backlight); 130 } 131 /* set LCD backlight power on/off */ 132 int sx1_setmmipower(u8 onoff) 133 { 134 int err; 135 u8 dat = 0; 136 err = sx1_i2c_read_byte(SOFIA_I2C_ADDR, SOFIA_POWER1_REG, &dat); 137 if (err < 0) 138 return err; 139 if (onoff) 140 dat |= SOFIA_MMILIGHT_POWER; 141 else 142 dat &= ~SOFIA_MMILIGHT_POWER; 143 return sx1_i2c_write_byte(SOFIA_I2C_ADDR, SOFIA_POWER1_REG, dat); 144 } 145 146 /* set USB power on/off */ 147 int sx1_setusbpower(u8 onoff) 148 { 149 int err; 150 u8 dat = 0; 151 err = sx1_i2c_read_byte(SOFIA_I2C_ADDR, SOFIA_POWER1_REG, &dat); 152 if (err < 0) 153 return err; 154 if (onoff) 155 dat |= SOFIA_USB_POWER; 156 else 157 dat &= ~SOFIA_USB_POWER; 158 return sx1_i2c_write_byte(SOFIA_I2C_ADDR, SOFIA_POWER1_REG, dat); 159 } 160 161 EXPORT_SYMBOL(sx1_setkeylight); 162 EXPORT_SYMBOL(sx1_getkeylight); 163 EXPORT_SYMBOL(sx1_setbacklight); 164 EXPORT_SYMBOL(sx1_getbacklight); 165 EXPORT_SYMBOL(sx1_setmmipower); 166 EXPORT_SYMBOL(sx1_setusbpower); 167 168 /*----------- Keypad -------------------------*/ 169 170 static const unsigned int sx1_keymap[] = { 171 KEY(3, 5, GROUP_0 | 117), /* camera Qt::Key_F17 */ 172 KEY(4, 0, GROUP_0 | 114), /* voice memo Qt::Key_F14 */ 173 KEY(4, 1, GROUP_2 | 114), /* voice memo */ 174 KEY(4, 2, GROUP_3 | 114), /* voice memo */ 175 KEY(0, 0, GROUP_1 | KEY_F12), /* red button Qt::Key_Hangup */ 176 KEY(3, 4, GROUP_1 | KEY_LEFT), 177 KEY(3, 2, GROUP_1 | KEY_DOWN), 178 KEY(3, 1, GROUP_1 | KEY_RIGHT), 179 KEY(3, 0, GROUP_1 | KEY_UP), 180 KEY(3, 3, GROUP_1 | KEY_POWER), /* joystick press or Qt::Key_Select */ 181 KEY(0, 5, GROUP_1 | KEY_1), 182 KEY(0, 4, GROUP_1 | KEY_2), 183 KEY(0, 3, GROUP_1 | KEY_3), 184 KEY(4, 3, GROUP_1 | KEY_4), 185 KEY(4, 4, GROUP_1 | KEY_5), 186 KEY(4, 5, GROUP_1 | KEY_KPASTERISK),/* "*" */ 187 KEY(1, 4, GROUP_1 | KEY_6), 188 KEY(1, 5, GROUP_1 | KEY_7), 189 KEY(1, 3, GROUP_1 | KEY_8), 190 KEY(2, 3, GROUP_1 | KEY_9), 191 KEY(2, 5, GROUP_1 | KEY_0), 192 KEY(2, 4, GROUP_1 | 113), /* # F13 Toggle input method Qt::Key_F13 */ 193 KEY(1, 0, GROUP_1 | KEY_F11), /* green button Qt::Key_Call */ 194 KEY(2, 1, GROUP_1 | KEY_YEN), /* left soft Qt::Key_Context1 */ 195 KEY(2, 2, GROUP_1 | KEY_F8), /* right soft Qt::Key_Back */ 196 KEY(1, 2, GROUP_1 | KEY_LEFTSHIFT), /* shift */ 197 KEY(1, 1, GROUP_1 | KEY_BACKSPACE), /* C (clear) */ 198 KEY(2, 0, GROUP_1 | KEY_F7), /* menu Qt::Key_Menu */ 199 }; 200 201 static struct resource sx1_kp_resources[] = { 202 [0] = { 203 .start = INT_KEYBOARD, 204 .end = INT_KEYBOARD, 205 .flags = IORESOURCE_IRQ, 206 }, 207 }; 208 209 static const struct matrix_keymap_data sx1_keymap_data = { 210 .keymap = sx1_keymap, 211 .keymap_size = ARRAY_SIZE(sx1_keymap), 212 }; 213 214 static struct omap_kp_platform_data sx1_kp_data = { 215 .rows = 6, 216 .cols = 6, 217 .keymap_data = &sx1_keymap_data, 218 .delay = 80, 219 }; 220 221 static struct platform_device sx1_kp_device = { 222 .name = "omap-keypad", 223 .id = -1, 224 .dev = { 225 .platform_data = &sx1_kp_data, 226 }, 227 .num_resources = ARRAY_SIZE(sx1_kp_resources), 228 .resource = sx1_kp_resources, 229 }; 230 231 /*----------- IRDA -------------------------*/ 232 233 static struct omap_irda_config sx1_irda_data = { 234 .transceiver_cap = IR_SIRMODE, 235 .rx_channel = OMAP_DMA_UART3_RX, 236 .tx_channel = OMAP_DMA_UART3_TX, 237 .dest_start = UART3_THR, 238 .src_start = UART3_RHR, 239 .tx_trigger = 0, 240 .rx_trigger = 0, 241 }; 242 243 static struct resource sx1_irda_resources[] = { 244 [0] = { 245 .start = INT_UART3, 246 .end = INT_UART3, 247 .flags = IORESOURCE_IRQ, 248 }, 249 }; 250 251 static u64 irda_dmamask = 0xffffffff; 252 253 static struct platform_device sx1_irda_device = { 254 .name = "omapirda", 255 .id = 0, 256 .dev = { 257 .platform_data = &sx1_irda_data, 258 .dma_mask = &irda_dmamask, 259 }, 260 .num_resources = ARRAY_SIZE(sx1_irda_resources), 261 .resource = sx1_irda_resources, 262 }; 263 264 /*----------- MTD -------------------------*/ 265 266 static struct mtd_partition sx1_partitions[] = { 267 /* bootloader (U-Boot, etc) in first sector */ 268 { 269 .name = "bootloader", 270 .offset = 0x01800000, 271 .size = SZ_128K, 272 .mask_flags = MTD_WRITEABLE, /* force read-only */ 273 }, 274 /* bootloader params in the next sector */ 275 { 276 .name = "params", 277 .offset = MTDPART_OFS_APPEND, 278 .size = SZ_128K, 279 .mask_flags = 0, 280 }, 281 /* kernel */ 282 { 283 .name = "kernel", 284 .offset = MTDPART_OFS_APPEND, 285 .size = SZ_2M - 2 * SZ_128K, 286 .mask_flags = 0 287 }, 288 /* file system */ 289 { 290 .name = "filesystem", 291 .offset = MTDPART_OFS_APPEND, 292 .size = MTDPART_SIZ_FULL, 293 .mask_flags = 0 294 } 295 }; 296 297 static struct physmap_flash_data sx1_flash_data = { 298 .width = 2, 299 .set_vpp = omap1_set_vpp, 300 .parts = sx1_partitions, 301 .nr_parts = ARRAY_SIZE(sx1_partitions), 302 }; 303 304 #ifdef CONFIG_SX1_OLD_FLASH 305 /* MTD Intel StrataFlash - old flashes */ 306 static struct resource sx1_old_flash_resource[] = { 307 [0] = { 308 .start = OMAP_CS0_PHYS, /* Physical */ 309 .end = OMAP_CS0_PHYS + SZ_16M - 1,, 310 .flags = IORESOURCE_MEM, 311 }, 312 [1] = { 313 .start = OMAP_CS1_PHYS, 314 .end = OMAP_CS1_PHYS + SZ_8M - 1, 315 .flags = IORESOURCE_MEM, 316 }, 317 }; 318 319 static struct platform_device sx1_flash_device = { 320 .name = "physmap-flash", 321 .id = 0, 322 .dev = { 323 .platform_data = &sx1_flash_data, 324 }, 325 .num_resources = 2, 326 .resource = &sx1_old_flash_resource, 327 }; 328 #else 329 /* MTD Intel 4000 flash - new flashes */ 330 static struct resource sx1_new_flash_resource = { 331 .start = OMAP_CS0_PHYS, 332 .end = OMAP_CS0_PHYS + SZ_32M - 1, 333 .flags = IORESOURCE_MEM, 334 }; 335 336 static struct platform_device sx1_flash_device = { 337 .name = "physmap-flash", 338 .id = 0, 339 .dev = { 340 .platform_data = &sx1_flash_data, 341 }, 342 .num_resources = 1, 343 .resource = &sx1_new_flash_resource, 344 }; 345 #endif 346 347 /*----------- USB -------------------------*/ 348 349 static struct omap_usb_config sx1_usb_config __initdata = { 350 .otg = 0, 351 .register_dev = 1, 352 .register_host = 0, 353 .hmc_mode = 0, 354 .pins[0] = 2, 355 .pins[1] = 0, 356 .pins[2] = 0, 357 }; 358 359 /*----------- LCD -------------------------*/ 360 361 static struct omap_lcd_config sx1_lcd_config __initdata = { 362 .ctrl_name = "internal", 363 }; 364 365 /*-----------------------------------------*/ 366 static struct platform_device *sx1_devices[] __initdata = { 367 &sx1_flash_device, 368 &sx1_kp_device, 369 &sx1_irda_device, 370 }; 371 372 /*-----------------------------------------*/ 373 374 static void __init omap_sx1_init(void) 375 { 376 /* mux pins for uarts */ 377 omap_cfg_reg(UART1_TX); 378 omap_cfg_reg(UART1_RTS); 379 omap_cfg_reg(UART2_TX); 380 omap_cfg_reg(UART2_RTS); 381 omap_cfg_reg(UART3_TX); 382 omap_cfg_reg(UART3_RX); 383 384 platform_add_devices(sx1_devices, ARRAY_SIZE(sx1_devices)); 385 386 omap_serial_init(); 387 omap_register_i2c_bus(1, 100, NULL, 0); 388 omap1_usb_init(&sx1_usb_config); 389 sx1_mmc_init(); 390 391 /* turn on USB power */ 392 /* sx1_setusbpower(1); can't do it here because i2c is not ready */ 393 gpio_request(1, "A_IRDA_OFF"); 394 gpio_request(11, "A_SWITCH"); 395 gpio_request(15, "A_USB_ON"); 396 gpio_direction_output(1, 1); /*A_IRDA_OFF = 1 */ 397 gpio_direction_output(11, 0); /*A_SWITCH = 0 */ 398 gpio_direction_output(15, 0); /*A_USB_ON = 0 */ 399 400 omapfb_set_lcd_config(&sx1_lcd_config); 401 } 402 403 MACHINE_START(SX1, "OMAP310 based Siemens SX1") 404 .atag_offset = 0x100, 405 .map_io = omap15xx_map_io, 406 .init_early = omap1_init_early, 407 .reserve = omap_reserve, 408 .init_irq = omap1_init_irq, 409 .init_machine = omap_sx1_init, 410 .timer = &omap1_timer, 411 .restart = omap1_restart, 412 MACHINE_END 413