Exemplo n.º 1
0
// ============================================================ //
static kal_uint32 charging_hw_init_bq24196(void *data)
{
	kal_uint32 status = STATUS_OK;

	upmu_set_rg_bc11_bb_ctrl(1);    //BC11_BB_CTRL
	upmu_set_rg_bc11_rst(1);        //BC11_RST

	bq24196_set_en_hiz(0x0);
	bq24196_set_vindpm(0xA); //VIN DPM check 4.68V
	bq24196_set_reg_rst(0x0);
	bq24196_set_wdt_rst(0x1); //Kick watchdog
	bq24196_set_sys_min(0x5); //Minimum system voltage 3.5V
	bq24196_set_iprechg(0x3); //Precharge current 512mA
	bq24196_set_iterm(0x0); //Termination current 128mA

	bq24196_set_vreg(0x2C); //VREG 4.208V

	bq24196_set_batlowv(0x1); //BATLOWV 3.0V
	bq24196_set_vrechg(0x0); //VRECHG 0.1V (4.108V)
	bq24196_set_en_term(0x1); //Enable termination
	bq24196_set_term_stat(0x0); //Match ITERM
	bq24196_set_watchdog(0x1); //WDT 40s
	bq24196_set_en_timer(0x0); //Disable charge timer
	bq24196_set_int_mask(0x0); //Disable fault interrupt

	return status;
}
 static kal_uint32 charging_hw_init(void *data)
 {
 	kal_uint32 status = STATUS_OK;
	
	upmu_set_rg_bc11_bb_ctrl(1);    //BC11_BB_CTRL    
    upmu_set_rg_bc11_rst(1);        //BC11_RST
	
#if 0 //no use
    //pull PSEL low
    mt_set_gpio_mode(GPIO_CHR_PSEL_PIN,GPIO_MODE_GPIO);  
    mt_set_gpio_dir(GPIO_CHR_PSEL_PIN,GPIO_DIR_OUT);
    mt_set_gpio_out(GPIO_CHR_PSEL_PIN,GPIO_OUT_ZERO);
#endif    
    
    //pull CE low
    mt_set_gpio_mode(GPIO_SWCHARGER_EN_PIN,GPIO_MODE_GPIO);  
    mt_set_gpio_dir(GPIO_SWCHARGER_EN_PIN,GPIO_DIR_OUT);
    mt_set_gpio_out(GPIO_SWCHARGER_EN_PIN,GPIO_OUT_ZERO);    

    //battery_xlog_printk(BAT_LOG_FULL, "gpio_number=0x%x,gpio_on_mode=%d,gpio_off_mode=%d\n", gpio_number, gpio_on_mode, gpio_off_mode);	

	bq24196_set_en_hiz(0x0);
	if (get_usb_current_unlimited()) {
		bq24196_set_vindpm(0x7); //VIN DPM check 4.44V
		battery_xlog_printk(BAT_LOG_CRTI, "[charging_hw_init] VIN DPM check 4.44V\n");
	}else{
		bq24196_set_vindpm(0xA); //VIN DPM check 4.68V
	}    
	bq24196_set_reg_rst(0x0);
	bq24196_set_wdt_rst(0x1); //Kick watchdog	
	bq24196_set_sys_min(0x5); //Minimum system voltage 3.5V	
	bq24196_set_iprechg(0x3); //Precharge current 512mA
	bq24196_set_iterm(0x0); //Termination current 128mA

	bq24196_set_batlowv(0x1); //BATLOWV 3.0V
	bq24196_set_vrechg(0x0); //VRECHG 0.1V (4.108V)
	bq24196_set_en_term(0x1); //Enable termination
	bq24196_set_term_stat(0x0); //Match ITERM
	bq24196_set_watchdog(0x1); //WDT 40s
	bq24196_set_en_timer(0x0); //Disable charge timer
	bq24196_set_int_mask(0x0); //Disable fault interrupt
    
	return status;
 }
Exemplo n.º 3
0
static kal_uint32 charging_hw_init(void *data)
{
	kal_uint32 status = STATUS_OK;

    bq24196_set_en_hiz(0x0);
	bq24196_set_vindpm(0xA); //VIN DPM check 4.68V
	bq24196_set_reg_rst(0x0);
	bq24196_set_wdt_rst(0x1); //Kick watchdog	
	bq24196_set_sys_min(0x5); //Minimum system voltage 3.5V	
	bq24196_set_iprechg(0x3); //Precharge current 512mA
	bq24196_set_iterm(0x0); //Termination current 128mA

	#if defined(HIGH_BATTERY_VOLTAGE_SUPPORT)
	bq24196_set_vreg(0x32); //VREG 4.304V
	#else
	bq24196_set_vreg(0x2C); //VREG 4.208V
	#endif    

	bq24196_set_batlowv(0x1); //BATLOWV 3.0V
	bq24196_set_vrechg(0x0); //VRECHG 0.1V (4.108V)
	bq24196_set_en_term(0x1); //Enable termination
	bq24196_set_term_stat(0x0); //Match ITERM
	bq24196_set_watchdog(0x1); //WDT 40s
	bq24196_set_en_timer(0x0); //Disable charge timer
	bq24196_set_int_mask(0x0); //Disable fault interrupt

	#if defined(MTK_WIRELESS_CHARGER_SUPPORT)
	if(wireless_charger_gpio_number!=0)
	{
		mt_set_gpio_mode(wireless_charger_gpio_number,0); // 0:GPIO mode
		mt_set_gpio_dir(wireless_charger_gpio_number,0); // 0: input, 1: output
	}
	#endif

	#ifdef CONFIG_MTK_DUAL_INPUT_CHARGER_SUPPORT
	mt_set_gpio_mode(vin_sel_gpio_number,0); // 0:GPIO mode
	mt_set_gpio_dir(vin_sel_gpio_number,0); // 0: input, 1: output
	#endif
	return status;
}