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 #include <linux/platform_data/keypad-omap.h> 32 33 #include <asm/mach-types.h> 34 #include <asm/mach/arch.h> 35 #include <asm/mach/map.h> 36 37 #include <mach/flash.h> 38 #include <mach/mux.h> 39 #include <plat/dma.h> 40 #include <mach/irda.h> 41 #include <plat/tc.h> 42 #include <mach/board-sx1.h> 43 44 #include <mach/hardware.h> 45 #include <mach/usb.h> 46 47 #include "common.h" 48 49 /* Write to I2C device */ 50 int sx1_i2c_write_byte(u8 devaddr, u8 regoffset, u8 value) 51 { 52 struct i2c_adapter *adap; 53 int err; 54 struct i2c_msg msg[1]; 55 unsigned char data[2]; 56 57 adap = i2c_get_adapter(0); 58 if (!adap) 59 return -ENODEV; 60 msg->addr = devaddr; /* I2C address of chip */ 61 msg->flags = 0; 62 msg->len = 2; 63 msg->buf = data; 64 data[0] = regoffset; /* register num */ 65 data[1] = value; /* register data */ 66 err = i2c_transfer(adap, msg, 1); 67 i2c_put_adapter(adap); 68 if (err >= 0) 69 return 0; 70 return err; 71 } 72 73 /* Read from I2C device */ 74 int sx1_i2c_read_byte(u8 devaddr, u8 regoffset, u8 *value) 75 { 76 struct i2c_adapter *adap; 77 int err; 78 struct i2c_msg msg[1]; 79 unsigned char data[2]; 80 81 adap = i2c_get_adapter(0); 82 if (!adap) 83 return -ENODEV; 84 85 msg->addr = devaddr; /* I2C address of chip */ 86 msg->flags = 0; 87 msg->len = 1; 88 msg->buf = data; 89 data[0] = regoffset; /* register num */ 90 err = i2c_transfer(adap, msg, 1); 91 92 msg->addr = devaddr; /* I2C address */ 93 msg->flags = I2C_M_RD; 94 msg->len = 1; 95 msg->buf = data; 96 err = i2c_transfer(adap, msg, 1); 97 *value = data[0]; 98 i2c_put_adapter(adap); 99 100 if (err >= 0) 101 return 0; 102 return err; 103 } 104 /* set keyboard backlight intensity */ 105 int sx1_setkeylight(u8 keylight) 106 { 107 if (keylight > SOFIA_MAX_LIGHT_VAL) 108 keylight = SOFIA_MAX_LIGHT_VAL; 109 return sx1_i2c_write_byte(SOFIA_I2C_ADDR, SOFIA_KEYLIGHT_REG, keylight); 110 } 111 /* get current keylight intensity */ 112 int sx1_getkeylight(u8 * keylight) 113 { 114 return sx1_i2c_read_byte(SOFIA_I2C_ADDR, SOFIA_KEYLIGHT_REG, keylight); 115 } 116 /* set LCD backlight intensity */ 117 int sx1_setbacklight(u8 backlight) 118 { 119 if (backlight > SOFIA_MAX_LIGHT_VAL) 120 backlight = SOFIA_MAX_LIGHT_VAL; 121 return sx1_i2c_write_byte(SOFIA_I2C_ADDR, SOFIA_BACKLIGHT_REG, 122 backlight); 123 } 124 /* get current LCD backlight intensity */ 125 int sx1_getbacklight (u8 * backlight) 126 { 127 return sx1_i2c_read_byte(SOFIA_I2C_ADDR, SOFIA_BACKLIGHT_REG, 128 backlight); 129 } 130 /* set LCD backlight power on/off */ 131 int sx1_setmmipower(u8 onoff) 132 { 133 int err; 134 u8 dat = 0; 135 err = sx1_i2c_read_byte(SOFIA_I2C_ADDR, SOFIA_POWER1_REG, &dat); 136 if (err < 0) 137 return err; 138 if (onoff) 139 dat |= SOFIA_MMILIGHT_POWER; 140 else 141 dat &= ~SOFIA_MMILIGHT_POWER; 142 return sx1_i2c_write_byte(SOFIA_I2C_ADDR, SOFIA_POWER1_REG, dat); 143 } 144 145 /* set USB power on/off */ 146 int sx1_setusbpower(u8 onoff) 147 { 148 int err; 149 u8 dat = 0; 150 err = sx1_i2c_read_byte(SOFIA_I2C_ADDR, SOFIA_POWER1_REG, &dat); 151 if (err < 0) 152 return err; 153 if (onoff) 154 dat |= SOFIA_USB_POWER; 155 else 156 dat &= ~SOFIA_USB_POWER; 157 return sx1_i2c_write_byte(SOFIA_I2C_ADDR, SOFIA_POWER1_REG, dat); 158 } 159 160 EXPORT_SYMBOL(sx1_setkeylight); 161 EXPORT_SYMBOL(sx1_getkeylight); 162 EXPORT_SYMBOL(sx1_setbacklight); 163 EXPORT_SYMBOL(sx1_getbacklight); 164 EXPORT_SYMBOL(sx1_setmmipower); 165 EXPORT_SYMBOL(sx1_setusbpower); 166 167 /*----------- Keypad -------------------------*/ 168 169 static const unsigned int sx1_keymap[] = { 170 KEY(3, 5, GROUP_0 | 117), /* camera Qt::Key_F17 */ 171 KEY(4, 0, GROUP_0 | 114), /* voice memo Qt::Key_F14 */ 172 KEY(4, 1, GROUP_2 | 114), /* voice memo */ 173 KEY(4, 2, GROUP_3 | 114), /* voice memo */ 174 KEY(0, 0, GROUP_1 | KEY_F12), /* red button Qt::Key_Hangup */ 175 KEY(3, 4, GROUP_1 | KEY_LEFT), 176 KEY(3, 2, GROUP_1 | KEY_DOWN), 177 KEY(3, 1, GROUP_1 | KEY_RIGHT), 178 KEY(3, 0, GROUP_1 | KEY_UP), 179 KEY(3, 3, GROUP_1 | KEY_POWER), /* joystick press or Qt::Key_Select */ 180 KEY(0, 5, GROUP_1 | KEY_1), 181 KEY(0, 4, GROUP_1 | KEY_2), 182 KEY(0, 3, GROUP_1 | KEY_3), 183 KEY(4, 3, GROUP_1 | KEY_4), 184 KEY(4, 4, GROUP_1 | KEY_5), 185 KEY(4, 5, GROUP_1 | KEY_KPASTERISK),/* "*" */ 186 KEY(1, 4, GROUP_1 | KEY_6), 187 KEY(1, 5, GROUP_1 | KEY_7), 188 KEY(1, 3, GROUP_1 | KEY_8), 189 KEY(2, 3, GROUP_1 | KEY_9), 190 KEY(2, 5, GROUP_1 | KEY_0), 191 KEY(2, 4, GROUP_1 | 113), /* # F13 Toggle input method Qt::Key_F13 */ 192 KEY(1, 0, GROUP_1 | KEY_F11), /* green button Qt::Key_Call */ 193 KEY(2, 1, GROUP_1 | KEY_YEN), /* left soft Qt::Key_Context1 */ 194 KEY(2, 2, GROUP_1 | KEY_F8), /* right soft Qt::Key_Back */ 195 KEY(1, 2, GROUP_1 | KEY_LEFTSHIFT), /* shift */ 196 KEY(1, 1, GROUP_1 | KEY_BACKSPACE), /* C (clear) */ 197 KEY(2, 0, GROUP_1 | KEY_F7), /* menu Qt::Key_Menu */ 198 }; 199 200 static struct resource sx1_kp_resources[] = { 201 [0] = { 202 .start = INT_KEYBOARD, 203 .end = INT_KEYBOARD, 204 .flags = IORESOURCE_IRQ, 205 }, 206 }; 207 208 static const struct matrix_keymap_data sx1_keymap_data = { 209 .keymap = sx1_keymap, 210 .keymap_size = ARRAY_SIZE(sx1_keymap), 211 }; 212 213 static struct omap_kp_platform_data sx1_kp_data = { 214 .rows = 6, 215 .cols = 6, 216 .keymap_data = &sx1_keymap_data, 217 .delay = 80, 218 }; 219 220 static struct platform_device sx1_kp_device = { 221 .name = "omap-keypad", 222 .id = -1, 223 .dev = { 224 .platform_data = &sx1_kp_data, 225 }, 226 .num_resources = ARRAY_SIZE(sx1_kp_resources), 227 .resource = sx1_kp_resources, 228 }; 229 230 /*----------- IRDA -------------------------*/ 231 232 static struct omap_irda_config sx1_irda_data = { 233 .transceiver_cap = IR_SIRMODE, 234 .rx_channel = OMAP_DMA_UART3_RX, 235 .tx_channel = OMAP_DMA_UART3_TX, 236 .dest_start = UART3_THR, 237 .src_start = UART3_RHR, 238 .tx_trigger = 0, 239 .rx_trigger = 0, 240 }; 241 242 static struct resource sx1_irda_resources[] = { 243 [0] = { 244 .start = INT_UART3, 245 .end = INT_UART3, 246 .flags = IORESOURCE_IRQ, 247 }, 248 }; 249 250 static u64 irda_dmamask = 0xffffffff; 251 252 static struct platform_device sx1_irda_device = { 253 .name = "omapirda", 254 .id = 0, 255 .dev = { 256 .platform_data = &sx1_irda_data, 257 .dma_mask = &irda_dmamask, 258 }, 259 .num_resources = ARRAY_SIZE(sx1_irda_resources), 260 .resource = sx1_irda_resources, 261 }; 262 263 /*----------- MTD -------------------------*/ 264 265 static struct mtd_partition sx1_partitions[] = { 266 /* bootloader (U-Boot, etc) in first sector */ 267 { 268 .name = "bootloader", 269 .offset = 0x01800000, 270 .size = SZ_128K, 271 .mask_flags = MTD_WRITEABLE, /* force read-only */ 272 }, 273 /* bootloader params in the next sector */ 274 { 275 .name = "params", 276 .offset = MTDPART_OFS_APPEND, 277 .size = SZ_128K, 278 .mask_flags = 0, 279 }, 280 /* kernel */ 281 { 282 .name = "kernel", 283 .offset = MTDPART_OFS_APPEND, 284 .size = SZ_2M - 2 * SZ_128K, 285 .mask_flags = 0 286 }, 287 /* file system */ 288 { 289 .name = "filesystem", 290 .offset = MTDPART_OFS_APPEND, 291 .size = MTDPART_SIZ_FULL, 292 .mask_flags = 0 293 } 294 }; 295 296 static struct physmap_flash_data sx1_flash_data = { 297 .width = 2, 298 .set_vpp = omap1_set_vpp, 299 .parts = sx1_partitions, 300 .nr_parts = ARRAY_SIZE(sx1_partitions), 301 }; 302 303 #ifdef CONFIG_SX1_OLD_FLASH 304 /* MTD Intel StrataFlash - old flashes */ 305 static struct resource sx1_old_flash_resource[] = { 306 [0] = { 307 .start = OMAP_CS0_PHYS, /* Physical */ 308 .end = OMAP_CS0_PHYS + SZ_16M - 1,, 309 .flags = IORESOURCE_MEM, 310 }, 311 [1] = { 312 .start = OMAP_CS1_PHYS, 313 .end = OMAP_CS1_PHYS + SZ_8M - 1, 314 .flags = IORESOURCE_MEM, 315 }, 316 }; 317 318 static struct platform_device sx1_flash_device = { 319 .name = "physmap-flash", 320 .id = 0, 321 .dev = { 322 .platform_data = &sx1_flash_data, 323 }, 324 .num_resources = 2, 325 .resource = &sx1_old_flash_resource, 326 }; 327 #else 328 /* MTD Intel 4000 flash - new flashes */ 329 static struct resource sx1_new_flash_resource = { 330 .start = OMAP_CS0_PHYS, 331 .end = OMAP_CS0_PHYS + SZ_32M - 1, 332 .flags = IORESOURCE_MEM, 333 }; 334 335 static struct platform_device sx1_flash_device = { 336 .name = "physmap-flash", 337 .id = 0, 338 .dev = { 339 .platform_data = &sx1_flash_data, 340 }, 341 .num_resources = 1, 342 .resource = &sx1_new_flash_resource, 343 }; 344 #endif 345 346 /*----------- USB -------------------------*/ 347 348 static struct omap_usb_config sx1_usb_config __initdata = { 349 .otg = 0, 350 .register_dev = 1, 351 .register_host = 0, 352 .hmc_mode = 0, 353 .pins[0] = 2, 354 .pins[1] = 0, 355 .pins[2] = 0, 356 }; 357 358 /*----------- LCD -------------------------*/ 359 360 static struct omap_lcd_config sx1_lcd_config __initdata = { 361 .ctrl_name = "internal", 362 }; 363 364 /*-----------------------------------------*/ 365 static struct platform_device *sx1_devices[] __initdata = { 366 &sx1_flash_device, 367 &sx1_kp_device, 368 &sx1_irda_device, 369 }; 370 371 /*-----------------------------------------*/ 372 373 static void __init omap_sx1_init(void) 374 { 375 /* mux pins for uarts */ 376 omap_cfg_reg(UART1_TX); 377 omap_cfg_reg(UART1_RTS); 378 omap_cfg_reg(UART2_TX); 379 omap_cfg_reg(UART2_RTS); 380 omap_cfg_reg(UART3_TX); 381 omap_cfg_reg(UART3_RX); 382 383 platform_add_devices(sx1_devices, ARRAY_SIZE(sx1_devices)); 384 385 omap_serial_init(); 386 omap_register_i2c_bus(1, 100, NULL, 0); 387 omap1_usb_init(&sx1_usb_config); 388 sx1_mmc_init(); 389 390 /* turn on USB power */ 391 /* sx1_setusbpower(1); can't do it here because i2c is not ready */ 392 gpio_request(1, "A_IRDA_OFF"); 393 gpio_request(11, "A_SWITCH"); 394 gpio_request(15, "A_USB_ON"); 395 gpio_direction_output(1, 1); /*A_IRDA_OFF = 1 */ 396 gpio_direction_output(11, 0); /*A_SWITCH = 0 */ 397 gpio_direction_output(15, 0); /*A_USB_ON = 0 */ 398 399 omapfb_set_lcd_config(&sx1_lcd_config); 400 } 401 402 MACHINE_START(SX1, "OMAP310 based Siemens SX1") 403 .atag_offset = 0x100, 404 .map_io = omap15xx_map_io, 405 .init_early = omap1_init_early, 406 .reserve = omap_reserve, 407 .init_irq = omap1_init_irq, 408 .init_machine = omap_sx1_init, 409 .init_late = omap1_init_late, 410 .timer = &omap1_timer, 411 .restart = omap1_restart, 412 MACHINE_END 413