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 <linux/omap-dma.h> 40 #include <mach/tc.h> 41 #include <mach/board-sx1.h> 42 43 #include <mach/hardware.h> 44 #include <mach/usb.h> 45 46 #include "common.h" 47 48 /* Write to I2C device */ 49 int sx1_i2c_write_byte(u8 devaddr, u8 regoffset, u8 value) 50 { 51 struct i2c_adapter *adap; 52 int err; 53 struct i2c_msg msg[1]; 54 unsigned char data[2]; 55 56 adap = i2c_get_adapter(0); 57 if (!adap) 58 return -ENODEV; 59 msg->addr = devaddr; /* I2C address of chip */ 60 msg->flags = 0; 61 msg->len = 2; 62 msg->buf = data; 63 data[0] = regoffset; /* register num */ 64 data[1] = value; /* register data */ 65 err = i2c_transfer(adap, msg, 1); 66 i2c_put_adapter(adap); 67 if (err >= 0) 68 return 0; 69 return err; 70 } 71 72 /* Read from I2C device */ 73 int sx1_i2c_read_byte(u8 devaddr, u8 regoffset, u8 *value) 74 { 75 struct i2c_adapter *adap; 76 int err; 77 struct i2c_msg msg[1]; 78 unsigned char data[2]; 79 80 adap = i2c_get_adapter(0); 81 if (!adap) 82 return -ENODEV; 83 84 msg->addr = devaddr; /* I2C address of chip */ 85 msg->flags = 0; 86 msg->len = 1; 87 msg->buf = data; 88 data[0] = regoffset; /* register num */ 89 err = i2c_transfer(adap, msg, 1); 90 91 msg->addr = devaddr; /* I2C address */ 92 msg->flags = I2C_M_RD; 93 msg->len = 1; 94 msg->buf = data; 95 err = i2c_transfer(adap, msg, 1); 96 *value = data[0]; 97 i2c_put_adapter(adap); 98 99 if (err >= 0) 100 return 0; 101 return err; 102 } 103 /* set keyboard backlight intensity */ 104 int sx1_setkeylight(u8 keylight) 105 { 106 if (keylight > SOFIA_MAX_LIGHT_VAL) 107 keylight = SOFIA_MAX_LIGHT_VAL; 108 return sx1_i2c_write_byte(SOFIA_I2C_ADDR, SOFIA_KEYLIGHT_REG, keylight); 109 } 110 /* get current keylight intensity */ 111 int sx1_getkeylight(u8 * keylight) 112 { 113 return sx1_i2c_read_byte(SOFIA_I2C_ADDR, SOFIA_KEYLIGHT_REG, keylight); 114 } 115 /* set LCD backlight intensity */ 116 int sx1_setbacklight(u8 backlight) 117 { 118 if (backlight > SOFIA_MAX_LIGHT_VAL) 119 backlight = SOFIA_MAX_LIGHT_VAL; 120 return sx1_i2c_write_byte(SOFIA_I2C_ADDR, SOFIA_BACKLIGHT_REG, 121 backlight); 122 } 123 /* get current LCD backlight intensity */ 124 int sx1_getbacklight (u8 * backlight) 125 { 126 return sx1_i2c_read_byte(SOFIA_I2C_ADDR, SOFIA_BACKLIGHT_REG, 127 backlight); 128 } 129 /* set LCD backlight power on/off */ 130 int sx1_setmmipower(u8 onoff) 131 { 132 int err; 133 u8 dat = 0; 134 err = sx1_i2c_read_byte(SOFIA_I2C_ADDR, SOFIA_POWER1_REG, &dat); 135 if (err < 0) 136 return err; 137 if (onoff) 138 dat |= SOFIA_MMILIGHT_POWER; 139 else 140 dat &= ~SOFIA_MMILIGHT_POWER; 141 return sx1_i2c_write_byte(SOFIA_I2C_ADDR, SOFIA_POWER1_REG, dat); 142 } 143 144 /* set USB power on/off */ 145 int sx1_setusbpower(u8 onoff) 146 { 147 int err; 148 u8 dat = 0; 149 err = sx1_i2c_read_byte(SOFIA_I2C_ADDR, SOFIA_POWER1_REG, &dat); 150 if (err < 0) 151 return err; 152 if (onoff) 153 dat |= SOFIA_USB_POWER; 154 else 155 dat &= ~SOFIA_USB_POWER; 156 return sx1_i2c_write_byte(SOFIA_I2C_ADDR, SOFIA_POWER1_REG, dat); 157 } 158 159 EXPORT_SYMBOL(sx1_setkeylight); 160 EXPORT_SYMBOL(sx1_getkeylight); 161 EXPORT_SYMBOL(sx1_setbacklight); 162 EXPORT_SYMBOL(sx1_getbacklight); 163 EXPORT_SYMBOL(sx1_setmmipower); 164 EXPORT_SYMBOL(sx1_setusbpower); 165 166 /*----------- Keypad -------------------------*/ 167 168 static const unsigned int sx1_keymap[] = { 169 KEY(3, 5, GROUP_0 | 117), /* camera Qt::Key_F17 */ 170 KEY(4, 0, GROUP_0 | 114), /* voice memo Qt::Key_F14 */ 171 KEY(4, 1, GROUP_2 | 114), /* voice memo */ 172 KEY(4, 2, GROUP_3 | 114), /* voice memo */ 173 KEY(0, 0, GROUP_1 | KEY_F12), /* red button Qt::Key_Hangup */ 174 KEY(3, 4, GROUP_1 | KEY_LEFT), 175 KEY(3, 2, GROUP_1 | KEY_DOWN), 176 KEY(3, 1, GROUP_1 | KEY_RIGHT), 177 KEY(3, 0, GROUP_1 | KEY_UP), 178 KEY(3, 3, GROUP_1 | KEY_POWER), /* joystick press or Qt::Key_Select */ 179 KEY(0, 5, GROUP_1 | KEY_1), 180 KEY(0, 4, GROUP_1 | KEY_2), 181 KEY(0, 3, GROUP_1 | KEY_3), 182 KEY(4, 3, GROUP_1 | KEY_4), 183 KEY(4, 4, GROUP_1 | KEY_5), 184 KEY(4, 5, GROUP_1 | KEY_KPASTERISK),/* "*" */ 185 KEY(1, 4, GROUP_1 | KEY_6), 186 KEY(1, 5, GROUP_1 | KEY_7), 187 KEY(1, 3, GROUP_1 | KEY_8), 188 KEY(2, 3, GROUP_1 | KEY_9), 189 KEY(2, 5, GROUP_1 | KEY_0), 190 KEY(2, 4, GROUP_1 | 113), /* # F13 Toggle input method Qt::Key_F13 */ 191 KEY(1, 0, GROUP_1 | KEY_F11), /* green button Qt::Key_Call */ 192 KEY(2, 1, GROUP_1 | KEY_YEN), /* left soft Qt::Key_Context1 */ 193 KEY(2, 2, GROUP_1 | KEY_F8), /* right soft Qt::Key_Back */ 194 KEY(1, 2, GROUP_1 | KEY_LEFTSHIFT), /* shift */ 195 KEY(1, 1, GROUP_1 | KEY_BACKSPACE), /* C (clear) */ 196 KEY(2, 0, GROUP_1 | KEY_F7), /* menu Qt::Key_Menu */ 197 }; 198 199 static struct resource sx1_kp_resources[] = { 200 [0] = { 201 .start = INT_KEYBOARD, 202 .end = INT_KEYBOARD, 203 .flags = IORESOURCE_IRQ, 204 }, 205 }; 206 207 static const struct matrix_keymap_data sx1_keymap_data = { 208 .keymap = sx1_keymap, 209 .keymap_size = ARRAY_SIZE(sx1_keymap), 210 }; 211 212 static struct omap_kp_platform_data sx1_kp_data = { 213 .rows = 6, 214 .cols = 6, 215 .keymap_data = &sx1_keymap_data, 216 .delay = 80, 217 }; 218 219 static struct platform_device sx1_kp_device = { 220 .name = "omap-keypad", 221 .id = -1, 222 .dev = { 223 .platform_data = &sx1_kp_data, 224 }, 225 .num_resources = ARRAY_SIZE(sx1_kp_resources), 226 .resource = sx1_kp_resources, 227 }; 228 229 /*----------- MTD -------------------------*/ 230 231 static struct mtd_partition sx1_partitions[] = { 232 /* bootloader (U-Boot, etc) in first sector */ 233 { 234 .name = "bootloader", 235 .offset = 0x01800000, 236 .size = SZ_128K, 237 .mask_flags = MTD_WRITEABLE, /* force read-only */ 238 }, 239 /* bootloader params in the next sector */ 240 { 241 .name = "params", 242 .offset = MTDPART_OFS_APPEND, 243 .size = SZ_128K, 244 .mask_flags = 0, 245 }, 246 /* kernel */ 247 { 248 .name = "kernel", 249 .offset = MTDPART_OFS_APPEND, 250 .size = SZ_2M - 2 * SZ_128K, 251 .mask_flags = 0 252 }, 253 /* file system */ 254 { 255 .name = "filesystem", 256 .offset = MTDPART_OFS_APPEND, 257 .size = MTDPART_SIZ_FULL, 258 .mask_flags = 0 259 } 260 }; 261 262 static struct physmap_flash_data sx1_flash_data = { 263 .width = 2, 264 .set_vpp = omap1_set_vpp, 265 .parts = sx1_partitions, 266 .nr_parts = ARRAY_SIZE(sx1_partitions), 267 }; 268 269 /* MTD Intel 4000 flash - new flashes */ 270 static struct resource sx1_new_flash_resource = { 271 .start = OMAP_CS0_PHYS, 272 .end = OMAP_CS0_PHYS + SZ_32M - 1, 273 .flags = IORESOURCE_MEM, 274 }; 275 276 static struct platform_device sx1_flash_device = { 277 .name = "physmap-flash", 278 .id = 0, 279 .dev = { 280 .platform_data = &sx1_flash_data, 281 }, 282 .num_resources = 1, 283 .resource = &sx1_new_flash_resource, 284 }; 285 286 /*----------- USB -------------------------*/ 287 288 static struct omap_usb_config sx1_usb_config __initdata = { 289 .otg = 0, 290 .register_dev = 1, 291 .register_host = 0, 292 .hmc_mode = 0, 293 .pins[0] = 2, 294 .pins[1] = 0, 295 .pins[2] = 0, 296 }; 297 298 /*----------- LCD -------------------------*/ 299 300 static struct omap_lcd_config sx1_lcd_config __initdata = { 301 .ctrl_name = "internal", 302 }; 303 304 /*-----------------------------------------*/ 305 static struct platform_device *sx1_devices[] __initdata = { 306 &sx1_flash_device, 307 &sx1_kp_device, 308 }; 309 310 /*-----------------------------------------*/ 311 312 static void __init omap_sx1_init(void) 313 { 314 /* mux pins for uarts */ 315 omap_cfg_reg(UART1_TX); 316 omap_cfg_reg(UART1_RTS); 317 omap_cfg_reg(UART2_TX); 318 omap_cfg_reg(UART2_RTS); 319 omap_cfg_reg(UART3_TX); 320 omap_cfg_reg(UART3_RX); 321 322 platform_add_devices(sx1_devices, ARRAY_SIZE(sx1_devices)); 323 324 omap_serial_init(); 325 omap_register_i2c_bus(1, 100, NULL, 0); 326 omap1_usb_init(&sx1_usb_config); 327 sx1_mmc_init(); 328 329 /* turn on USB power */ 330 /* sx1_setusbpower(1); can't do it here because i2c is not ready */ 331 gpio_request(1, "A_IRDA_OFF"); 332 gpio_request(11, "A_SWITCH"); 333 gpio_request(15, "A_USB_ON"); 334 gpio_direction_output(1, 1); /*A_IRDA_OFF = 1 */ 335 gpio_direction_output(11, 0); /*A_SWITCH = 0 */ 336 gpio_direction_output(15, 0); /*A_USB_ON = 0 */ 337 338 omapfb_set_lcd_config(&sx1_lcd_config); 339 } 340 341 MACHINE_START(SX1, "OMAP310 based Siemens SX1") 342 .atag_offset = 0x100, 343 .map_io = omap15xx_map_io, 344 .init_early = omap1_init_early, 345 .init_irq = omap1_init_irq, 346 .init_machine = omap_sx1_init, 347 .init_late = omap1_init_late, 348 .init_time = omap1_timer_init, 349 .restart = omap1_restart, 350 MACHINE_END 351