Lines Matching +full:ac +full:- +full:charger
1 // SPDX-License-Identifier: GPL-2.0-only
3 * Battery and Power Management code for the Sharp SL-C7xx and SL-Cxx00
6 * Copyright (c) 2004-2005 Richard Purdie
17 #include <linux/apm-emulation.h>
25 #include <asm/mach-types.h>
27 #include <mach/pxa2xx-regs.h>
28 #include "regs-rtc.h"
177 /* max1111 accepts channels from 0-3, however, in sharpsl_pm_pxa_read_max1111()
178 * it is encoded from 0-7 here in the code. in sharpsl_pm_pxa_read_max1111()
185 int i = sharpsl_pm.machinfo->bat_levels - 1; in get_percentage()
186 …int bl_status = sharpsl_pm.machinfo->backlight_get_status ? sharpsl_pm.machinfo->backlight_get_sta… in get_percentage()
190 …thresh = bl_status ? sharpsl_pm.machinfo->bat_levels_acin_bl : sharpsl_pm.machinfo->bat_levels_aci… in get_percentage()
192 …thresh = bl_status ? sharpsl_pm.machinfo->bat_levels_noac_bl : sharpsl_pm.machinfo->bat_levels_noa… in get_percentage()
195 i--; in get_percentage()
205 high_thresh = sharpsl_pm.machinfo->status_high_acin; in get_apm_status()
206 low_thresh = sharpsl_pm.machinfo->status_low_acin; in get_apm_status()
208 high_thresh = sharpsl_pm.machinfo->status_high_noac; in get_apm_status()
209 low_thresh = sharpsl_pm.machinfo->status_low_noac; in get_apm_status()
233 …sharpsl_pm.battstat.ac_status = (sharpsl_pm.machinfo->read_devdata(SHARPSL_STATUS_ACIN) ? APM_AC_O… in sharpsl_battery_thread()
236 if (!sharpsl_pm.machinfo->batfull_irq && (sharpsl_pm.charge_mode == CHRG_ON) in sharpsl_battery_thread()
241 voltage = sharpsl_pm.machinfo->read_devdata(SHARPSL_BATT_VOLT); in sharpsl_battery_thread()
246 voltage = sharpsl_pm.machinfo->bat_levels_noac[0].voltage; in sharpsl_battery_thread()
294 dev_dbg(sharpsl_pm.dev, "Turning Charger On\n"); in sharpsl_charge_on()
304 dev_dbg(sharpsl_pm.dev, "Turning Charger Off\n"); in sharpsl_charge_off()
306 sharpsl_pm.machinfo->charge(0); in sharpsl_charge_off()
316 sharpsl_pm.machinfo->charge(0); in sharpsl_charge_error()
322 dev_dbg(sharpsl_pm.dev, "Toggling Charger at time: %lx\n", jiffies); in sharpsl_charge_toggle()
324 if (!sharpsl_pm.machinfo->read_devdata(SHARPSL_STATUS_ACIN)) { in sharpsl_charge_toggle()
333 sharpsl_pm.machinfo->charge(0); in sharpsl_charge_toggle()
335 sharpsl_pm.machinfo->charge(1); in sharpsl_charge_toggle()
342 int acin = sharpsl_pm.machinfo->read_devdata(SHARPSL_STATUS_ACIN); in sharpsl_ac_timer()
344 dev_dbg(sharpsl_pm.dev, "AC Status: %d\n", acin); in sharpsl_ac_timer()
371 if (!sharpsl_pm.machinfo->read_devdata(SHARPSL_STATUS_ACIN)) { in sharpsl_chrg_full_timer()
372 dev_dbg(sharpsl_pm.dev, "Charge Full: AC removed - stop charging!\n"); in sharpsl_chrg_full_timer()
379 dev_dbg(sharpsl_pm.dev, "Charge Full: Interrupt generated too slowly - retry.\n"); in sharpsl_chrg_full_timer()
389 /* Can trigger at the same time as an AC status change so
396 /* delay until after any ac interrupt */ in sharpsl_chrg_full_isr()
406 if (!sharpsl_pm.machinfo->read_devdata(SHARPSL_STATUS_LOCK)) { in sharpsl_fatal_isr()
411 if (!sharpsl_pm.machinfo->read_devdata(SHARPSL_STATUS_FATAL)) { in sharpsl_fatal_isr()
448 for (i = 0; i < (SHARPSL_CNV_VALUE_NUM-1); i++) in sharpsl_average_value()
450 sharpsl_ad_index = SHARPSL_CNV_VALUE_NUM - 1; in sharpsl_average_value()
479 for (i = 3; i >= 0; i--) { in get_select_val()
502 sharpsl_pm.machinfo->measure_temp(1); in sharpsl_check_battery_temp()
504 buff[i] = sharpsl_pm.machinfo->read_devdata(SHARPSL_BATT_TEMP); in sharpsl_check_battery_temp()
505 sharpsl_pm.machinfo->measure_temp(0); in sharpsl_check_battery_temp()
511 if (val > sharpsl_pm.machinfo->charge_on_temp) { in sharpsl_check_battery_temp()
513 return -1; in sharpsl_check_battery_temp()
525 sharpsl_pm.machinfo->charge(0); in sharpsl_check_battery_voltage()
526 sharpsl_pm.machinfo->discharge(1); in sharpsl_check_battery_voltage()
529 if (sharpsl_pm.machinfo->discharge1) in sharpsl_check_battery_voltage()
530 sharpsl_pm.machinfo->discharge1(1); in sharpsl_check_battery_voltage()
534 buff[i] = sharpsl_pm.machinfo->read_devdata(SHARPSL_BATT_VOLT); in sharpsl_check_battery_voltage()
538 if (sharpsl_pm.machinfo->discharge1) in sharpsl_check_battery_voltage()
539 sharpsl_pm.machinfo->discharge1(0); in sharpsl_check_battery_voltage()
541 sharpsl_pm.machinfo->discharge(0); in sharpsl_check_battery_voltage()
546 if (val < sharpsl_pm.machinfo->charge_on_volt) in sharpsl_check_battery_voltage()
547 return -1; in sharpsl_check_battery_voltage()
558 buff[i] = sharpsl_pm.machinfo->read_devdata(SHARPSL_ACIN_VOLT); in sharpsl_ac_check()
563 dev_dbg(sharpsl_pm.dev, "AC Voltage: %d\n", temp); in sharpsl_ac_check()
565 …if ((temp > sharpsl_pm.machinfo->charge_acin_high) || (temp < sharpsl_pm.machinfo->charge_acin_low… in sharpsl_ac_check()
566 dev_err(sharpsl_pm.dev, "Error: AC check failed: voltage %d.\n", temp); in sharpsl_ac_check()
567 return -1; in sharpsl_ac_check()
604 /* not charging and AC-IN! */ in corgi_goto_sleep()
606 …if ((sharpsl_pm.flags & SHARPSL_DO_OFFLINE_CHRG) && (sharpsl_pm.machinfo->read_devdata(SHARPSL_STA… in corgi_goto_sleep()
607 dev_dbg(sharpsl_pm.dev, "Activating Offline Charger...\n"); in corgi_goto_sleep()
613 sharpsl_pm.machinfo->presuspend(); in corgi_goto_sleep()
618 …if ((sharpsl_pm.charge_mode == CHRG_ON) && ((alarm_enable && ((alarm_time - RCNR) > (SHARPSL_BATCH… in corgi_goto_sleep()
633 sharpsl_pm.machinfo->postsuspend(); in corgi_goto_sleep()
640 …if (!sharpsl_pm.machinfo->should_wakeup(!(sharpsl_pm.flags & SHARPSL_ALARM_ACTIVE) && alarm_enable… in corgi_enter_suspend()
651 dev_dbg(sharpsl_pm.dev, "User triggered wakeup in offline charger.\n"); in corgi_enter_suspend()
654 if ((!sharpsl_pm.machinfo->read_devdata(SHARPSL_STATUS_LOCK)) || in corgi_enter_suspend()
655 (!sharpsl_pm.machinfo->read_devdata(SHARPSL_STATUS_FATAL))) { in corgi_enter_suspend()
676 if (sharpsl_pm.machinfo->earlyresume) in corgi_pxa_pm_enter()
677 sharpsl_pm.machinfo->earlyresume(); in corgi_pxa_pm_enter()
686 dev_err(sharpsl_pm.dev, "Offline Charger: Error occurred.\n"); in sharpsl_off_charge_error()
687 sharpsl_pm.machinfo->charge(0); in sharpsl_off_charge_error()
695 * Return 1 - go straight to sleep
696 * Return 0 - sleep or wakeup depending on other factors
705 dev_dbg(sharpsl_pm.dev, "Offline Charger: Step 1\n"); in sharpsl_off_charge_battery()
707 /* AC Check */ in sharpsl_off_charge_battery()
713 sharpsl_pm.machinfo->charge(0); in sharpsl_off_charge_battery()
715 sharpsl_pm.machinfo->charge(1); in sharpsl_off_charge_battery()
728 dev_dbg(sharpsl_pm.dev, "Offline Charger: Step 2\n"); in sharpsl_off_charge_battery()
733 sharpsl_pm.machinfo->charge(0); in sharpsl_off_charge_battery()
735 sharpsl_pm.machinfo->charge(1); in sharpsl_off_charge_battery()
743 if (sharpsl_pm.machinfo->charger_wakeup()) in sharpsl_off_charge_battery()
746 if ((RCNR - time) > SHARPSL_WAIT_CO_TIME) in sharpsl_off_charge_battery()
748 if (sharpsl_pm.machinfo->read_devdata(SHARPSL_STATUS_CHRGFULL)) { in sharpsl_off_charge_battery()
749 dev_dbg(sharpsl_pm.dev, "Offline Charger: Charge full occurred. Retrying to check\n"); in sharpsl_off_charge_battery()
751 sharpsl_pm.machinfo->charge(0); in sharpsl_off_charge_battery()
753 sharpsl_pm.machinfo->charge(1); in sharpsl_off_charge_battery()
759 dev_dbg(sharpsl_pm.dev, "Offline Charger: Step 3\n"); in sharpsl_off_charge_battery()
766 if (sharpsl_pm.machinfo->charger_wakeup()) in sharpsl_off_charge_battery()
769 if ((RCNR-time) > SHARPSL_WAIT_CO_TIME) { in sharpsl_off_charge_battery()
771 dev_dbg(sharpsl_pm.dev, "Offline Charger: Not charged sufficiently. Retrying.\n"); in sharpsl_off_charge_battery()
777 if (sharpsl_pm.machinfo->read_devdata(SHARPSL_STATUS_CHRGFULL)) { in sharpsl_off_charge_battery()
778 dev_dbg(sharpsl_pm.dev, "Offline Charger: Charging complete.\n"); in sharpsl_off_charge_battery()
780 sharpsl_pm.machinfo->charge(0); in sharpsl_off_charge_battery()
808 info->ac_line_status = sharpsl_pm.battstat.ac_status; in sharpsl_apm_get_power_status()
811 info->battery_status = APM_BATTERY_STATUS_CHARGING; in sharpsl_apm_get_power_status()
813 info->battery_status = sharpsl_pm.battstat.mainbat_status; in sharpsl_apm_get_power_status()
815 info->battery_flag = (1 << info->battery_status); in sharpsl_apm_get_power_status()
816 info->battery_life = sharpsl_pm.battstat.mainbat_percent; in sharpsl_apm_get_power_status()
832 if (!pdev->dev.platform_data) in sharpsl_pm_probe()
833 return -EINVAL; in sharpsl_pm_probe()
835 sharpsl_pm.dev = &pdev->dev; in sharpsl_pm_probe()
836 sharpsl_pm.machinfo = pdev->dev.platform_data; in sharpsl_pm_probe()
844 led_trigger_register_simple("sharpsl-charge", &sharpsl_charge_led_trigger); in sharpsl_pm_probe()
846 sharpsl_pm.machinfo->init(); in sharpsl_pm_probe()
848 gpio_request(sharpsl_pm.machinfo->gpio_acin, "AC IN"); in sharpsl_pm_probe()
849 gpio_direction_input(sharpsl_pm.machinfo->gpio_acin); in sharpsl_pm_probe()
850 gpio_request(sharpsl_pm.machinfo->gpio_batfull, "Battery Full"); in sharpsl_pm_probe()
851 gpio_direction_input(sharpsl_pm.machinfo->gpio_batfull); in sharpsl_pm_probe()
852 gpio_request(sharpsl_pm.machinfo->gpio_batlock, "Battery Lock"); in sharpsl_pm_probe()
853 gpio_direction_input(sharpsl_pm.machinfo->gpio_batlock); in sharpsl_pm_probe()
856 irq = gpio_to_irq(sharpsl_pm.machinfo->gpio_acin); in sharpsl_pm_probe()
857 …if (request_irq(irq, sharpsl_ac_isr, IRQF_TRIGGER_RISING | IRQF_TRIGGER_FALLING, "AC Input Detect"… in sharpsl_pm_probe()
861 irq = gpio_to_irq(sharpsl_pm.machinfo->gpio_batlock); in sharpsl_pm_probe()
866 if (sharpsl_pm.machinfo->gpio_fatal) { in sharpsl_pm_probe()
867 irq = gpio_to_irq(sharpsl_pm.machinfo->gpio_fatal); in sharpsl_pm_probe()
873 if (sharpsl_pm.machinfo->batfull_irq) { in sharpsl_pm_probe()
875 irq = gpio_to_irq(sharpsl_pm.machinfo->gpio_batfull); in sharpsl_pm_probe()
881 ret = device_create_file(&pdev->dev, &dev_attr_battery_percentage); in sharpsl_pm_probe()
882 ret |= device_create_file(&pdev->dev, &dev_attr_battery_voltage); in sharpsl_pm_probe()
884 dev_warn(&pdev->dev, "Failed to register attributes (%d)\n", ret); in sharpsl_pm_probe()
901 device_remove_file(&pdev->dev, &dev_attr_battery_percentage); in sharpsl_pm_remove()
902 device_remove_file(&pdev->dev, &dev_attr_battery_voltage); in sharpsl_pm_remove()
906 free_irq(gpio_to_irq(sharpsl_pm.machinfo->gpio_acin), sharpsl_ac_isr); in sharpsl_pm_remove()
907 free_irq(gpio_to_irq(sharpsl_pm.machinfo->gpio_batlock), sharpsl_fatal_isr); in sharpsl_pm_remove()
909 if (sharpsl_pm.machinfo->gpio_fatal) in sharpsl_pm_remove()
910 free_irq(gpio_to_irq(sharpsl_pm.machinfo->gpio_fatal), sharpsl_fatal_isr); in sharpsl_pm_remove()
912 if (sharpsl_pm.machinfo->batfull_irq) in sharpsl_pm_remove()
913 free_irq(gpio_to_irq(sharpsl_pm.machinfo->gpio_batfull), sharpsl_chrg_full_isr); in sharpsl_pm_remove()
915 gpio_free(sharpsl_pm.machinfo->gpio_batlock); in sharpsl_pm_remove()
916 gpio_free(sharpsl_pm.machinfo->gpio_batfull); in sharpsl_pm_remove()
917 gpio_free(sharpsl_pm.machinfo->gpio_acin); in sharpsl_pm_remove()
919 if (sharpsl_pm.machinfo->exit) in sharpsl_pm_remove()
920 sharpsl_pm.machinfo->exit(); in sharpsl_pm_remove()
934 .name = "sharpsl-pm",