/******************************************************* * Routine: misc_init_r * Description: Init ethernet (done here so udelay works) ********************************************************/ int misc_init_r(void) { #ifdef CONFIG_DRIVER_OMAP34XX_I2C unsigned char data; i2c_init(CFG_I2C_SPEED, CFG_I2C_SLAVE); twl4030_power_reset_init(); /* see if we need to activate the power button startup */ char *s = getenv("pbboot"); if (s) { /* figure out why we have booted */ i2c_read(0x4b, 0x3a, 1, &data, 1); /* if status is non-zero, we didn't transition * from WAIT_ON state */ if (data) { printf("Transitioning to Wait State (%x)\n", data); /* clear status */ data = 0; i2c_write(0x4b, 0x3a, 1, &data, 1); /* put PM into WAIT_ON state */ data = 0x01; i2c_write(0x4b, 0x46, 1, &data, 1); /* no return - wait for power shutdown */ while (1) {;} } printf("Transitioning to Active State (%x)\n", data); /* turn on long pwr button press reset*/ data = 0x40; i2c_write(0x4b, 0x46, 1, &data, 1); printf("Power Button Active\n"); } #endif //&*&*&*20101201_Peter ++ twl4030_usb_init(); twl4030_keypad_init(); twl4030_madc_init(); twl4030_vadc_onoff(1); //&*&*&*20101201_Peter -- dieid_num_r(); return (0); }
int misc_init_r(void) { DECLARE_GLOBAL_DATA_PTR; #ifdef CONFIG_DRIVER_OMAP34XX_I2C unsigned char data; printf("Hardware arch: %s rev: %s\n", arch_string(gd->bd->bi_arch_number), rev_string(gd->bd->bi_board_revision)); extern int twl4030_init_battery_charging(void); i2c_init(CFG_I2C_SPEED, CFG_I2C_SLAVE); (void) twl4030_usb_init(); twl4030_power_reset_init(); /* see if we need to activate the power button startup */ #if defined(CONFIG_3621EVT1A) /* turn on long pwr button press reset*/ data = 0x40; i2c_write(0x4b, 0x46, 1, &data, 1); printf("Power Button Active\n"); printf("Keep TP in reset \n"); gpio_pin_init(46, GPIO_OUTPUT, GPIO_HIGH); printf("Keep Audio codec under reset \n"); gpio_pin_init(37, GPIO_OUTPUT, GPIO_LOW); printf("Power on Audio codec\n"); gpio_pin_init(103, GPIO_OUTPUT, GPIO_HIGH); printf("Take TP out of reset \n"); gpio_pin_init(46, GPIO_OUTPUT, GPIO_LOW); #endif char *s = getenv("pbboot"); if (s) { /* figure out why we have booted */ i2c_read(0x4b, 0x3a, 1, &data, 1); /* if status is non-zero, we didn't transition * from WAIT_ON state */ if (data) { printf("Transitioning to Wait State (%x)\n", data); /* clear status */ data = 0; i2c_write(0x4b, 0x3a, 1, &data, 1); /* put PM into WAIT_ON state */ data = 0x01; i2c_write(0x4b, 0x46, 1, &data, 1); /* no return - wait for power shutdown */ while (1) {;} } printf("Transitioning to Active State (%x)\n", data); /* turn on long pwr button press reset*/ data = 0x40; i2c_write(0x4b, 0x46, 1, &data, 1); printf("Power Button Active\n"); } #endif tps65921_keypad_init(); dieid_num_r(); return (0); }