#undef DEBUG
#include <linux/module.h>
-#include <linux/timer.h>
-#include <linux/init.h>
#include <linux/kernel.h>
-#include <linux/apm_bios.h>
-#include <linux/delay.h>
#include <linux/interrupt.h>
-#include <linux/device.h>
+#include <linux/platform_device.h>
+#include <linux/apm-emulation.h>
+#include <linux/timer.h>
+#include <linux/delay.h>
+#include <linux/leds.h>
+#include <linux/suspend.h>
+#include <linux/gpio.h>
-#include <asm/hardware.h>
-#include <asm/hardware/scoop.h>
#include <asm/mach-types.h>
-#include <asm/irq.h>
-#include <asm/apm.h>
+#include <mach/pm.h>
+#include <mach/pxa2xx-regs.h>
+#include <mach/pxa2xx-gpio.h>
+#include <mach/regs-rtc.h>
+#include <mach/sharpsl.h>
+#include <mach/sharpsl_pm.h>
-#include <asm/arch/pm.h>
-#include <asm/arch/pxa-regs.h>
-#include <asm/arch/sharpsl.h>
#include "sharpsl.h"
/*
#define SHARPSL_CHARGE_FINISH_TIME (msecs_to_jiffies(10*60*1000)) /* 10 min */
#define SHARPSL_BATCHK_TIME (msecs_to_jiffies(15*1000)) /* 15 sec */
#define SHARPSL_BATCHK_TIME_SUSPEND (60*10) /* 10 min */
+
#define SHARPSL_WAIT_CO_TIME 15 /* 15 sec */
#define SHARPSL_WAIT_DISCHARGE_ON 100 /* 100 msec */
#define SHARPSL_CHECK_BATTERY_WAIT_TIME_TEMP 10 /* 10 msec */
#define SHARPSL_CHECK_BATTERY_WAIT_TIME_VOLT 10 /* 10 msec */
-#define SHARPSL_CHECK_BATTERY_WAIT_TIME_JKVAD 10 /* 10 msec */
+#define SHARPSL_CHECK_BATTERY_WAIT_TIME_ACIN 10 /* 10 msec */
#define SHARPSL_CHARGE_WAIT_TIME 15 /* 15 msec */
#define SHARPSL_CHARGE_CO_CHECK_TIME 5 /* 5 msec */
#define SHARPSL_CHARGE_RETRY_CNT 1 /* eqv. 10 min */
-#define SHARPSL_CHARGE_ON_VOLT 0x99 /* 2.9V */
-#define SHARPSL_CHARGE_ON_TEMP 0xe0 /* 2.9V */
-#define SHARPSL_CHARGE_ON_JKVAD_HIGH 0x9b /* 6V */
-#define SHARPSL_CHARGE_ON_JKVAD_LOW 0x34 /* 2V */
-#define SHARPSL_FATAL_ACIN_VOLT 182 /* 3.45V */
-#define SHARPSL_FATAL_NOACIN_VOLT 170 /* 3.40V */
+/*
+ * Prototypes
+ */
+#ifdef CONFIG_PM
+static int sharpsl_off_charge_battery(void);
+static int sharpsl_check_battery_voltage(void);
+static int sharpsl_fatal_check(void);
+#endif
+static int sharpsl_check_battery_temp(void);
+static int sharpsl_ac_check(void);
+static int sharpsl_average_value(int ad);
+static void sharpsl_average_clear(void);
+static void sharpsl_charge_toggle(struct work_struct *private_);
+static void sharpsl_battery_thread(struct work_struct *private_);
+
-struct battery_thresh spitz_battery_levels_acin[] = {
+/*
+ * Variables
+ */
+struct sharpsl_pm_status sharpsl_pm;
+static DECLARE_DELAYED_WORK(toggle_charger, sharpsl_charge_toggle);
+static DECLARE_DELAYED_WORK(sharpsl_bat, sharpsl_battery_thread);
+DEFINE_LED_TRIGGER(sharpsl_charge_led_trigger);
+
+
+
+struct battery_thresh sharpsl_battery_levels_acin[] = {
{ 213, 100},
{ 212, 98},
{ 211, 95},
{ 0, 0},
};
-struct battery_thresh spitz_battery_levels_noac[] = {
+struct battery_thresh sharpsl_battery_levels_noac[] = {
{ 213, 100},
{ 212, 98},
{ 211, 95},
};
/* MAX1111 Commands */
-#define MAXCTRL_PD0 1u << 0
-#define MAXCTRL_PD1 1u << 1
-#define MAXCTRL_SGL 1u << 2
-#define MAXCTRL_UNI 1u << 3
+#define MAXCTRL_PD0 (1u << 0)
+#define MAXCTRL_PD1 (1u << 1)
+#define MAXCTRL_SGL (1u << 2)
+#define MAXCTRL_UNI (1u << 3)
#define MAXCTRL_SEL_SH 4
-#define MAXCTRL_STR 1u << 7
-
-/* MAX1111 Channel Definitions */
-#define BATT_AD 4u
-#define BATT_THM 2u
-#define JK_VAD 6u
-
+#define MAXCTRL_STR (1u << 7)
/*
- * Prototypes
+ * Read MAX1111 ADC
*/
-static int sharpsl_read_MainBattery(void);
-static int sharpsl_off_charge_battery(void);
-static int sharpsl_check_battery(int mode);
-static int sharpsl_ac_check(void);
-static int sharpsl_fatal_check(void);
-static int sharpsl_average_value(int ad);
-static void sharpsl_average_clear(void);
-static void sharpsl_charge_toggle(void *private_);
-static void sharpsl_battery_thread(void *private_);
-
+int sharpsl_pm_pxa_read_max1111(int channel)
+{
+ /* Ugly, better move this function into another module */
+ if (machine_is_tosa())
+ return 0;
-/*
- * Variables
- */
-struct sharpsl_pm_status sharpsl_pm;
-DECLARE_WORK(toggle_charger, sharpsl_charge_toggle, NULL);
-DECLARE_WORK(sharpsl_bat, sharpsl_battery_thread, NULL);
+#ifdef CONFIG_CORGI_SSP_DEPRECATED
+ return corgi_ssp_max1111_get((channel << MAXCTRL_SEL_SH) | MAXCTRL_PD0 | MAXCTRL_PD1
+ | MAXCTRL_SGL | MAXCTRL_UNI | MAXCTRL_STR);
+#else
+ extern int max1111_read_channel(int);
+ /* max1111 accepts channels from 0-3, however,
+ * it is encoded from 0-7 here in the code.
+ */
+ return max1111_read_channel(channel >> 1);
+#endif
+}
static int get_percentage(int voltage)
{
int i = sharpsl_pm.machinfo->bat_levels - 1;
+ int bl_status = sharpsl_pm.machinfo->backlight_get_status ? sharpsl_pm.machinfo->backlight_get_status() : 0;
struct battery_thresh *thresh;
if (sharpsl_pm.charge_mode == CHRG_ON)
- thresh=sharpsl_pm.machinfo->bat_levels_acin;
+ thresh = bl_status ? sharpsl_pm.machinfo->bat_levels_acin_bl : sharpsl_pm.machinfo->bat_levels_acin;
else
- thresh=sharpsl_pm.machinfo->bat_levels_noac;
+ thresh = bl_status ? sharpsl_pm.machinfo->bat_levels_noac_bl : sharpsl_pm.machinfo->bat_levels_noac;
while (i > 0 && (voltage > thresh[i].voltage))
i--;
EXPORT_SYMBOL(sharpsl_battery_kick);
-static void sharpsl_battery_thread(void *private_)
+static void sharpsl_battery_thread(struct work_struct *private_)
{
- int voltage, percent, apm_status, i = 0;
+ int voltage, percent, apm_status, i;
if (!sharpsl_pm.machinfo)
return;
- sharpsl_pm.battstat.ac_status = (!(STATUS_AC_IN) ? APM_AC_OFFLINE : APM_AC_ONLINE);
+ sharpsl_pm.battstat.ac_status = (sharpsl_pm.machinfo->read_devdata(SHARPSL_STATUS_ACIN) ? APM_AC_ONLINE : APM_AC_OFFLINE);
/* Corgi cannot confirm when battery fully charged so periodically kick! */
- if (machine_is_corgi() && (sharpsl_pm.charge_mode == CHRG_ON)
+ if (!sharpsl_pm.machinfo->batfull_irq && (sharpsl_pm.charge_mode == CHRG_ON)
&& time_after(jiffies, sharpsl_pm.charge_start_time + SHARPSL_CHARGE_ON_TIME_INTERVAL))
- schedule_work(&toggle_charger);
-
- while(1) {
- voltage = sharpsl_read_MainBattery();
- if (voltage > 0) break;
- if (i++ > 5) {
- voltage = sharpsl_pm.machinfo->bat_levels_noac[0].voltage;
- dev_warn(sharpsl_pm.dev, "Warning: Cannot read main battery!\n");
+ schedule_delayed_work(&toggle_charger, 0);
+
+ for (i = 0; i < 5; i++) {
+ voltage = sharpsl_pm.machinfo->read_devdata(SHARPSL_BATT_VOLT);
+ if (voltage > 0)
break;
- }
+ }
+ if (voltage <= 0) {
+ voltage = sharpsl_pm.machinfo->bat_levels_noac[0].voltage;
+ dev_warn(sharpsl_pm.dev, "Warning: Cannot read main battery!\n");
}
voltage = sharpsl_average_value(voltage);
percent = get_percentage(voltage);
/* At low battery voltages, the voltage has a tendency to start
- creeping back up so we try to avoid this here */
- if ((sharpsl_pm.battstat.ac_status == APM_AC_ONLINE) || (apm_status == APM_BATTERY_STATUS_HIGH) || percent <= sharpsl_pm.battstat.mainbat_percent) {
+ creeping back up so we try to avoid this here */
+ if ((sharpsl_pm.battstat.ac_status == APM_AC_ONLINE)
+ || (apm_status == APM_BATTERY_STATUS_HIGH)
+ || percent <= sharpsl_pm.battstat.mainbat_percent) {
sharpsl_pm.battstat.mainbat_voltage = voltage;
sharpsl_pm.battstat.mainbat_status = apm_status;
sharpsl_pm.battstat.mainbat_percent = percent;
}
- dev_dbg(sharpsl_pm.dev, "Battery: voltage: %d, status: %d, percentage: %d, time: %d\n", voltage,
+ dev_dbg(sharpsl_pm.dev, "Battery: voltage: %d, status: %d, percentage: %d, time: %ld\n", voltage,
sharpsl_pm.battstat.mainbat_status, sharpsl_pm.battstat.mainbat_percent, jiffies);
+#ifdef CONFIG_BACKLIGHT_CORGI
/* If battery is low. limit backlight intensity to save power. */
if ((sharpsl_pm.battstat.ac_status != APM_AC_ONLINE)
- && ((sharpsl_pm.battstat.mainbat_status == APM_BATTERY_STATUS_LOW) ||
- (sharpsl_pm.battstat.mainbat_status == APM_BATTERY_STATUS_CRITICAL))) {
+ && ((sharpsl_pm.battstat.mainbat_status == APM_BATTERY_STATUS_LOW)
+ || (sharpsl_pm.battstat.mainbat_status == APM_BATTERY_STATUS_CRITICAL))) {
if (!(sharpsl_pm.flags & SHARPSL_BL_LIMIT)) {
- corgibl_limit_intensity(1);
+ sharpsl_pm.machinfo->backlight_limit(1);
sharpsl_pm.flags |= SHARPSL_BL_LIMIT;
}
} else if (sharpsl_pm.flags & SHARPSL_BL_LIMIT) {
- corgibl_limit_intensity(0);
+ sharpsl_pm.machinfo->backlight_limit(0);
sharpsl_pm.flags &= ~SHARPSL_BL_LIMIT;
}
+#endif
/* Suspend if critical battery level */
if ((sharpsl_pm.battstat.ac_status != APM_AC_ONLINE)
- && (sharpsl_pm.battstat.mainbat_status == APM_BATTERY_STATUS_CRITICAL)
- && !(sharpsl_pm.flags & SHARPSL_APM_QUEUED)) {
+ && (sharpsl_pm.battstat.mainbat_status == APM_BATTERY_STATUS_CRITICAL)
+ && !(sharpsl_pm.flags & SHARPSL_APM_QUEUED)) {
sharpsl_pm.flags |= SHARPSL_APM_QUEUED;
dev_err(sharpsl_pm.dev, "Fatal Off\n");
apm_queue_event(APM_CRITICAL_SUSPEND);
schedule_delayed_work(&sharpsl_bat, SHARPSL_BATCHK_TIME);
}
+void sharpsl_pm_led(int val)
+{
+ if (val == SHARPSL_LED_ERROR) {
+ dev_err(sharpsl_pm.dev, "Charging Error!\n");
+ } else if (val == SHARPSL_LED_ON) {
+ dev_dbg(sharpsl_pm.dev, "Charge LED On\n");
+ led_trigger_event(sharpsl_charge_led_trigger, LED_FULL);
+ } else {
+ dev_dbg(sharpsl_pm.dev, "Charge LED Off\n");
+ led_trigger_event(sharpsl_charge_led_trigger, LED_OFF);
+ }
+}
+
static void sharpsl_charge_on(void)
{
dev_dbg(sharpsl_pm.dev, "Turning Charger On\n");
{
dev_dbg(sharpsl_pm.dev, "Turning Charger Off\n");
- CHARGE_OFF();
- CHARGE_LED_OFF();
+ sharpsl_pm.machinfo->charge(0);
+ sharpsl_pm_led(SHARPSL_LED_OFF);
sharpsl_pm.charge_mode = CHRG_OFF;
- schedule_work(&sharpsl_bat);
+ schedule_delayed_work(&sharpsl_bat, 0);
}
static void sharpsl_charge_error(void)
{
- CHARGE_LED_ERR();
- CHARGE_OFF();
+ sharpsl_pm_led(SHARPSL_LED_ERROR);
+ sharpsl_pm.machinfo->charge(0);
sharpsl_pm.charge_mode = CHRG_ERROR;
}
-static void sharpsl_charge_toggle(void *private_)
+static void sharpsl_charge_toggle(struct work_struct *private_)
{
- dev_dbg(sharpsl_pm.dev, "Toogling Charger at time: %lx\n", jiffies);
+ dev_dbg(sharpsl_pm.dev, "Toggling Charger at time: %lx\n", jiffies);
- if (STATUS_AC_IN == 0) {
+ if (!sharpsl_pm.machinfo->read_devdata(SHARPSL_STATUS_ACIN)) {
sharpsl_charge_off();
return;
- } else if ((sharpsl_check_battery(1) < 0) || (sharpsl_ac_check() < 0)) {
+ } else if ((sharpsl_check_battery_temp() < 0) || (sharpsl_ac_check() < 0)) {
sharpsl_charge_error();
return;
}
- CHARGE_LED_ON();
- CHARGE_OFF();
+ sharpsl_pm_led(SHARPSL_LED_ON);
+ sharpsl_pm.machinfo->charge(0);
mdelay(SHARPSL_CHARGE_WAIT_TIME);
- CHARGE_ON();
+ sharpsl_pm.machinfo->charge(1);
sharpsl_pm.charge_start_time = jiffies;
}
static void sharpsl_ac_timer(unsigned long data)
{
- int acin = STATUS_AC_IN;
+ int acin = sharpsl_pm.machinfo->read_devdata(SHARPSL_STATUS_ACIN);
- dev_dbg(sharpsl_pm.dev, "AC Status: %d\n",acin);
+ dev_dbg(sharpsl_pm.dev, "AC Status: %d\n", acin);
sharpsl_average_clear();
if (acin && (sharpsl_pm.charge_mode != CHRG_ON))
else if (sharpsl_pm.charge_mode == CHRG_ON)
sharpsl_charge_off();
- schedule_work(&sharpsl_bat);
+ schedule_delayed_work(&sharpsl_bat, 0);
}
-static irqreturn_t sharpsl_ac_isr(int irq, void *dev_id, struct pt_regs *fp)
+static irqreturn_t sharpsl_ac_isr(int irq, void *dev_id)
{
/* Delay the event slightly to debounce */
/* Must be a smaller delay than the chrg_full_isr below */
sharpsl_pm.full_count++;
- if (STATUS_AC_IN == 0) {
+ if (!sharpsl_pm.machinfo->read_devdata(SHARPSL_STATUS_ACIN)) {
dev_dbg(sharpsl_pm.dev, "Charge Full: AC removed - stop charging!\n");
if (sharpsl_pm.charge_mode == CHRG_ON)
sharpsl_charge_off();
} else if (sharpsl_pm.full_count < 2) {
dev_dbg(sharpsl_pm.dev, "Charge Full: Count too low\n");
- schedule_work(&toggle_charger);
+ schedule_delayed_work(&toggle_charger, 0);
} else if (time_after(jiffies, sharpsl_pm.charge_start_time + SHARPSL_CHARGE_FINISH_TIME)) {
dev_dbg(sharpsl_pm.dev, "Charge Full: Interrupt generated too slowly - retry.\n");
- schedule_work(&toggle_charger);
+ schedule_delayed_work(&toggle_charger, 0);
} else {
sharpsl_charge_off();
sharpsl_pm.charge_mode = CHRG_DONE;
}
/* Charging Finished Interrupt (Not present on Corgi) */
-/* Can trigger at the same time as an AC staus change so
+/* Can trigger at the same time as an AC status change so
delay until after that has been processed */
-static irqreturn_t sharpsl_chrg_full_isr(int irq, void *dev_id, struct pt_regs *fp)
+static irqreturn_t sharpsl_chrg_full_isr(int irq, void *dev_id)
{
if (sharpsl_pm.flags & SHARPSL_SUSPENDED)
return IRQ_HANDLED;
return IRQ_HANDLED;
}
-static irqreturn_t sharpsl_fatal_isr(int irq, void *dev_id, struct pt_regs *fp)
+static irqreturn_t sharpsl_fatal_isr(int irq, void *dev_id)
{
int is_fatal = 0;
- if (STATUS_BATT_LOCKED == 0) {
+ if (!sharpsl_pm.machinfo->read_devdata(SHARPSL_STATUS_LOCK)) {
dev_err(sharpsl_pm.dev, "Battery now Unlocked! Suspending.\n");
is_fatal = 1;
}
- if (sharpsl_pm.machinfo->gpio_fatal && (STATUS_FATAL == 0)) {
+ if (!sharpsl_pm.machinfo->read_devdata(SHARPSL_STATUS_FATAL)) {
dev_err(sharpsl_pm.dev, "Fatal Batt Error! Suspending.\n");
is_fatal = 1;
}
sharpsl_ad[sharpsl_ad_index] = ad;
sharpsl_ad_index++;
if (sharpsl_ad_index >= SHARPSL_CNV_VALUE_NUM) {
- for (i=0; i < (SHARPSL_CNV_VALUE_NUM-1); i++)
+ for (i = 0; i < (SHARPSL_CNV_VALUE_NUM-1); i++)
sharpsl_ad[i] = sharpsl_ad[i+1];
sharpsl_ad_index = SHARPSL_CNV_VALUE_NUM - 1;
}
- for (i=0; i < sharpsl_ad_index; i++)
+ for (i = 0; i < sharpsl_ad_index; i++)
ad_val += sharpsl_ad[i];
- return (ad_val / sharpsl_ad_index);
-}
-
-
-/*
- * Read MAX1111 ADC
- */
-static int read_max1111(int channel)
-{
- return corgi_ssp_max1111_get((channel << MAXCTRL_SEL_SH) | MAXCTRL_PD0 | MAXCTRL_PD1
- | MAXCTRL_SGL | MAXCTRL_UNI | MAXCTRL_STR);
-}
-
-static int sharpsl_read_MainBattery(void)
-{
- return read_max1111(BATT_AD);
-}
-
-static int sharpsl_read_Temp(void)
-{
- int temp;
-
- sharpsl_pm.machinfo->measure_temp(1);
-
- mdelay(SHARPSL_CHECK_BATTERY_WAIT_TIME_TEMP);
- temp = read_max1111(BATT_THM);
-
- sharpsl_pm.machinfo->measure_temp(0);
-
- return temp;
-}
-
-static int sharpsl_read_jkvad(void)
-{
- return read_max1111(JK_VAD);
+ return ad_val / sharpsl_ad_index;
}
/*
/* Find MAX val */
temp = val[0];
- j=0;
- for (i=1; i<5; i++) {
+ j = 0;
+ for (i = 1; i < 5; i++) {
if (temp < val[i]) {
temp = val[i];
j = i;
/* Find MIN val */
temp = val[4];
- k=4;
- for (i=3; i>=0; i--) {
+ k = 4;
+ for (i = 3; i >= 0; i--) {
if (temp > val[i]) {
temp = val[i];
k = i;
}
}
- for (i=0; i<5; i++)
- if (i != j && i != k )
+ for (i = 0; i < 5; i++)
+ if (i != j && i != k)
sum += val[i];
dev_dbg(sharpsl_pm.dev, "Average: %d from values: %d, %d, %d, %d, %d\n", sum/3, val[0], val[1], val[2], val[3], val[4]);
- return (sum/3);
+ return sum/3;
}
-/* mode 0 - Check temperature and voltage
- * 1 - Check temperature only */
-static int sharpsl_check_battery(int mode)
+static int sharpsl_check_battery_temp(void)
{
int val, i, buff[5];
/* Check battery temperature */
- for (i=0; i<5; i++) {
+ for (i = 0; i < 5; i++) {
+ mdelay(SHARPSL_CHECK_BATTERY_WAIT_TIME_TEMP);
+ sharpsl_pm.machinfo->measure_temp(1);
mdelay(SHARPSL_CHECK_BATTERY_WAIT_TIME_TEMP);
- buff[i] = sharpsl_read_Temp();
+ buff[i] = sharpsl_pm.machinfo->read_devdata(SHARPSL_BATT_TEMP);
+ sharpsl_pm.machinfo->measure_temp(0);
}
val = get_select_val(buff);
dev_dbg(sharpsl_pm.dev, "Temperature: %d\n", val);
- if (val > SHARPSL_CHARGE_ON_TEMP)
+ if (val > sharpsl_pm.machinfo->charge_on_temp) {
+ printk(KERN_WARNING "Not charging: temperature out of limits.\n");
return -1;
- if (mode == 1)
- return 0;
+ }
+
+ return 0;
+}
+
+#ifdef CONFIG_PM
+static int sharpsl_check_battery_voltage(void)
+{
+ int val, i, buff[5];
/* disable charge, enable discharge */
- CHARGE_OFF();
- DISCHARGE_ON();
+ sharpsl_pm.machinfo->charge(0);
+ sharpsl_pm.machinfo->discharge(1);
mdelay(SHARPSL_WAIT_DISCHARGE_ON);
if (sharpsl_pm.machinfo->discharge1)
sharpsl_pm.machinfo->discharge1(1);
/* Check battery voltage */
- for (i=0; i<5; i++) {
- buff[i] = sharpsl_read_MainBattery();
+ for (i = 0; i < 5; i++) {
+ buff[i] = sharpsl_pm.machinfo->read_devdata(SHARPSL_BATT_VOLT);
mdelay(SHARPSL_CHECK_BATTERY_WAIT_TIME_VOLT);
}
if (sharpsl_pm.machinfo->discharge1)
sharpsl_pm.machinfo->discharge1(0);
- DISCHARGE_OFF();
+ sharpsl_pm.machinfo->discharge(0);
val = get_select_val(buff);
dev_dbg(sharpsl_pm.dev, "Battery Voltage: %d\n", val);
- if (val < SHARPSL_CHARGE_ON_VOLT)
+ if (val < sharpsl_pm.machinfo->charge_on_volt)
return -1;
return 0;
}
+#endif
static int sharpsl_ac_check(void)
{
int temp, i, buff[5];
- for (i=0; i<5; i++) {
- buff[i] = sharpsl_read_jkvad();
- mdelay(SHARPSL_CHECK_BATTERY_WAIT_TIME_JKVAD);
+ for (i = 0; i < 5; i++) {
+ buff[i] = sharpsl_pm.machinfo->read_devdata(SHARPSL_ACIN_VOLT);
+ mdelay(SHARPSL_CHECK_BATTERY_WAIT_TIME_ACIN);
}
temp = get_select_val(buff);
- dev_dbg(sharpsl_pm.dev, "AC Voltage: %d\n",temp);
+ dev_dbg(sharpsl_pm.dev, "AC Voltage: %d\n", temp);
- if ((temp > SHARPSL_CHARGE_ON_JKVAD_HIGH) || (temp < SHARPSL_CHARGE_ON_JKVAD_LOW)) {
- dev_err(sharpsl_pm.dev, "Error: AC check failed.\n");
+ if ((temp > sharpsl_pm.machinfo->charge_acin_high) || (temp < sharpsl_pm.machinfo->charge_acin_low)) {
+ dev_err(sharpsl_pm.dev, "Error: AC check failed: voltage %d.\n", temp);
return -1;
}
}
#ifdef CONFIG_PM
-static int sharpsl_pm_suspend(struct device *dev, pm_message_t state)
+static int sharpsl_pm_suspend(struct platform_device *pdev, pm_message_t state)
{
sharpsl_pm.flags |= SHARPSL_SUSPENDED;
flush_scheduled_work();
return 0;
}
-static int sharpsl_pm_resume(struct device *dev)
+static int sharpsl_pm_resume(struct platform_device *pdev)
{
/* Clear the reset source indicators as they break the bootloader upon reboot */
RCSR = 0x0f;
static void corgi_goto_sleep(unsigned long alarm_time, unsigned int alarm_enable, suspend_state_t state)
{
- dev_dbg(sharpsl_pm.dev, "Time is: %08x\n",RCNR);
+ dev_dbg(sharpsl_pm.dev, "Time is: %08x\n", RCNR);
- dev_dbg(sharpsl_pm.dev, "Offline Charge Activate = %d\n",sharpsl_pm.flags & SHARPSL_DO_OFFLINE_CHRG);
+ dev_dbg(sharpsl_pm.dev, "Offline Charge Activate = %d\n", sharpsl_pm.flags & SHARPSL_DO_OFFLINE_CHRG);
/* not charging and AC-IN! */
- if ((sharpsl_pm.flags & SHARPSL_DO_OFFLINE_CHRG) && (STATUS_AC_IN != 0)) {
+ if ((sharpsl_pm.flags & SHARPSL_DO_OFFLINE_CHRG) && (sharpsl_pm.machinfo->read_devdata(SHARPSL_STATUS_ACIN))) {
dev_dbg(sharpsl_pm.dev, "Activating Offline Charger...\n");
sharpsl_pm.charge_mode = CHRG_OFF;
sharpsl_pm.flags &= ~SHARPSL_DO_OFFLINE_CHRG;
if ((sharpsl_pm.charge_mode == CHRG_ON) && ((alarm_enable && ((alarm_time - RCNR) > (SHARPSL_BATCHK_TIME_SUSPEND + 30))) || !alarm_enable)) {
RTSR &= RTSR_ALE;
RTAR = RCNR + SHARPSL_BATCHK_TIME_SUSPEND;
- dev_dbg(sharpsl_pm.dev, "Charging alarm at: %08x\n",RTAR);
+ dev_dbg(sharpsl_pm.dev, "Charging alarm at: %08x\n", RTAR);
sharpsl_pm.flags |= SHARPSL_ALARM_ACTIVE;
} else if (alarm_enable) {
RTSR &= RTSR_ALE;
RTAR = alarm_time;
- dev_dbg(sharpsl_pm.dev, "User alarm at: %08x\n",RTAR);
+ dev_dbg(sharpsl_pm.dev, "User alarm at: %08x\n", RTAR);
} else {
dev_dbg(sharpsl_pm.dev, "No alarms set.\n");
}
sharpsl_pm.machinfo->postsuspend();
- dev_dbg(sharpsl_pm.dev, "Corgi woken up from suspend: %08x\n",PEDR);
+ dev_dbg(sharpsl_pm.dev, "Corgi woken up from suspend: %08x\n", PEDR);
}
static int corgi_enter_suspend(unsigned long alarm_time, unsigned int alarm_enable, suspend_state_t state)
{
- if (!sharpsl_pm.machinfo->should_wakeup(!(sharpsl_pm.flags & SHARPSL_ALARM_ACTIVE) && alarm_enable) )
- {
+ if (!sharpsl_pm.machinfo->should_wakeup(!(sharpsl_pm.flags & SHARPSL_ALARM_ACTIVE) && alarm_enable)) {
if (!(sharpsl_pm.flags & SHARPSL_ALARM_ACTIVE)) {
dev_dbg(sharpsl_pm.dev, "No user triggered wakeup events and not charging. Strange. Suspend.\n");
corgi_goto_sleep(alarm_time, alarm_enable, state);
return 1;
}
- if(sharpsl_off_charge_battery()) {
+ if (sharpsl_off_charge_battery()) {
dev_dbg(sharpsl_pm.dev, "Charging. Suspend...\n");
corgi_goto_sleep(alarm_time, alarm_enable, state);
return 1;
dev_dbg(sharpsl_pm.dev, "User triggered wakeup in offline charger.\n");
}
- if ((STATUS_BATT_LOCKED == 0) || (sharpsl_fatal_check() < 0) )
- {
+ if ((!sharpsl_pm.machinfo->read_devdata(SHARPSL_STATUS_LOCK)) ||
+ (!sharpsl_pm.machinfo->read_devdata(SHARPSL_STATUS_FATAL))) {
dev_err(sharpsl_pm.dev, "Fatal condition. Suspend.\n");
corgi_goto_sleep(alarm_time, alarm_enable, state);
return 1;
corgi_goto_sleep(alarm_time, alarm_status, state);
- while (corgi_enter_suspend(alarm_time,alarm_status,state))
+ while (corgi_enter_suspend(alarm_time, alarm_status, state))
{}
+ if (sharpsl_pm.machinfo->earlyresume)
+ sharpsl_pm.machinfo->earlyresume();
+
dev_dbg(sharpsl_pm.dev, "SharpSL resuming...\n");
return 0;
}
-#endif
-
/*
* Check for fatal battery errors
dev_dbg(sharpsl_pm.dev, "sharpsl_fatal_check entered\n");
/* Check AC-Adapter */
- acin = STATUS_AC_IN;
+ acin = sharpsl_pm.machinfo->read_devdata(SHARPSL_STATUS_ACIN);
if (acin && (sharpsl_pm.charge_mode == CHRG_ON)) {
- CHARGE_OFF();
+ sharpsl_pm.machinfo->charge(0);
udelay(100);
- DISCHARGE_ON(); /* enable discharge */
+ sharpsl_pm.machinfo->discharge(1); /* enable discharge */
mdelay(SHARPSL_WAIT_DISCHARGE_ON);
}
sharpsl_pm.machinfo->discharge1(1);
/* Check battery : check inserting battery ? */
- for (i=0; i<5; i++) {
- buff[i] = sharpsl_read_MainBattery();
+ for (i = 0; i < 5; i++) {
+ buff[i] = sharpsl_pm.machinfo->read_devdata(SHARPSL_BATT_VOLT);
mdelay(SHARPSL_CHECK_BATTERY_WAIT_TIME_VOLT);
}
if (acin && (sharpsl_pm.charge_mode == CHRG_ON)) {
udelay(100);
- CHARGE_ON();
- DISCHARGE_OFF();
+ sharpsl_pm.machinfo->charge(1);
+ sharpsl_pm.machinfo->discharge(0);
}
temp = get_select_val(buff);
- dev_dbg(sharpsl_pm.dev, "sharpsl_fatal_check: acin: %d, discharge voltage: %d, no discharge: %d\n", acin, temp, sharpsl_read_MainBattery());
+ dev_dbg(sharpsl_pm.dev, "sharpsl_fatal_check: acin: %d, discharge voltage: %d, no discharge: %ld\n", acin, temp, sharpsl_pm.machinfo->read_devdata(SHARPSL_BATT_VOLT));
- if ((acin && (temp < SHARPSL_FATAL_ACIN_VOLT)) ||
- (!acin && (temp < SHARPSL_FATAL_NOACIN_VOLT)))
+ if ((acin && (temp < sharpsl_pm.machinfo->fatal_acin_volt)) ||
+ (!acin && (temp < sharpsl_pm.machinfo->fatal_noacin_volt)))
return -1;
return 0;
}
static int sharpsl_off_charge_error(void)
{
- dev_err(sharpsl_pm.dev, "Offline Charger: Error occured.\n");
- CHARGE_OFF();
- CHARGE_LED_ERR();
+ dev_err(sharpsl_pm.dev, "Offline Charger: Error occurred.\n");
+ sharpsl_pm.machinfo->charge(0);
+ sharpsl_pm_led(SHARPSL_LED_ERROR);
sharpsl_pm.charge_mode = CHRG_ERROR;
return 1;
}
dev_dbg(sharpsl_pm.dev, "Offline Charger: Step 1\n");
/* AC Check */
- if ((sharpsl_ac_check() < 0) || (sharpsl_check_battery(1) < 0))
+ if ((sharpsl_ac_check() < 0) || (sharpsl_check_battery_temp() < 0))
return sharpsl_off_charge_error();
/* Start Charging */
- CHARGE_LED_ON();
- CHARGE_OFF();
+ sharpsl_pm_led(SHARPSL_LED_ON);
+ sharpsl_pm.machinfo->charge(0);
mdelay(SHARPSL_CHARGE_WAIT_TIME);
- CHARGE_ON();
+ sharpsl_pm.machinfo->charge(1);
sharpsl_pm.charge_mode = CHRG_ON;
sharpsl_pm.full_count = 0;
dev_dbg(sharpsl_pm.dev, "Offline Charger: Step 2\n");
- if (sharpsl_check_battery(0) < 0)
+ if ((sharpsl_check_battery_temp() < 0) || (sharpsl_check_battery_voltage() < 0))
return sharpsl_off_charge_error();
- CHARGE_OFF();
+ sharpsl_pm.machinfo->charge(0);
mdelay(SHARPSL_CHARGE_WAIT_TIME);
- CHARGE_ON();
+ sharpsl_pm.machinfo->charge(1);
sharpsl_pm.charge_mode = CHRG_ON;
mdelay(SHARPSL_CHARGE_CO_CHECK_TIME);
time = RCNR;
- while(1) {
- /* Check if any wakeup event had occured */
+ while (1) {
+ /* Check if any wakeup event had occurred */
if (sharpsl_pm.machinfo->charger_wakeup() != 0)
return 0;
/* Check for timeout */
if ((RCNR - time) > SHARPSL_WAIT_CO_TIME)
return 1;
- if (STATUS_CHRG_FULL) {
- dev_dbg(sharpsl_pm.dev, "Offline Charger: Charge full occured. Retrying to check\n");
- sharpsl_pm.full_count++;
- CHARGE_OFF();
+ if (sharpsl_pm.machinfo->read_devdata(SHARPSL_STATUS_CHRGFULL)) {
+ dev_dbg(sharpsl_pm.dev, "Offline Charger: Charge full occurred. Retrying to check\n");
+ sharpsl_pm.full_count++;
+ sharpsl_pm.machinfo->charge(0);
mdelay(SHARPSL_CHARGE_WAIT_TIME);
- CHARGE_ON();
+ sharpsl_pm.machinfo->charge(1);
return 1;
}
}
mdelay(SHARPSL_CHARGE_CO_CHECK_TIME);
time = RCNR;
- while(1) {
- /* Check if any wakeup event had occured */
- if (sharpsl_pm.machinfo->charger_wakeup() != 0)
+ while (1) {
+ /* Check if any wakeup event had occurred */
+ if (sharpsl_pm.machinfo->charger_wakeup())
return 0;
/* Check for timeout */
if ((RCNR-time) > SHARPSL_WAIT_CO_TIME) {
sharpsl_pm.full_count++;
return 1;
}
- if (STATUS_CHRG_FULL) {
+ if (sharpsl_pm.machinfo->read_devdata(SHARPSL_STATUS_CHRGFULL)) {
dev_dbg(sharpsl_pm.dev, "Offline Charger: Charging complete.\n");
- CHARGE_LED_OFF();
- CHARGE_OFF();
+ sharpsl_pm_led(SHARPSL_LED_OFF);
+ sharpsl_pm.machinfo->charge(0);
sharpsl_pm.charge_mode = CHRG_DONE;
return 1;
}
}
}
-
+#else
+#define sharpsl_pm_suspend NULL
+#define sharpsl_pm_resume NULL
+#endif
static ssize_t battery_percentage_show(struct device *dev, struct device_attribute *attr, char *buf)
{
- return sprintf(buf, "%d\n",sharpsl_pm.battstat.mainbat_percent);
+ return sprintf(buf, "%d\n", sharpsl_pm.battstat.mainbat_percent);
}
static ssize_t battery_voltage_show(struct device *dev, struct device_attribute *attr, char *buf)
{
- return sprintf(buf, "%d\n",sharpsl_pm.battstat.mainbat_voltage);
+ return sprintf(buf, "%d\n", sharpsl_pm.battstat.mainbat_voltage);
}
static DEVICE_ATTR(battery_percentage, 0444, battery_percentage_show, NULL);
info->battery_life = sharpsl_pm.battstat.mainbat_percent;
}
-static struct pm_ops sharpsl_pm_ops = {
- .pm_disk_mode = PM_DISK_FIRMWARE,
+#ifdef CONFIG_PM
+static struct platform_suspend_ops sharpsl_pm_ops = {
.prepare = pxa_pm_prepare,
- .enter = corgi_pxa_pm_enter,
.finish = pxa_pm_finish,
+ .enter = corgi_pxa_pm_enter,
+ .valid = suspend_valid_only_mem,
};
+#endif
-static int __init sharpsl_pm_probe(struct device *dev)
+static int __devinit sharpsl_pm_probe(struct platform_device *pdev)
{
- if (!dev->platform_data)
+ int ret;
+
+ if (!pdev->dev.platform_data)
return -EINVAL;
- sharpsl_pm.dev = dev;
- sharpsl_pm.machinfo = dev->platform_data;
+ sharpsl_pm.dev = &pdev->dev;
+ sharpsl_pm.machinfo = pdev->dev.platform_data;
sharpsl_pm.charge_mode = CHRG_OFF;
sharpsl_pm.flags = 0;
- sharpsl_pm.machinfo->init();
-
init_timer(&sharpsl_pm.ac_timer);
sharpsl_pm.ac_timer.function = sharpsl_ac_timer;
init_timer(&sharpsl_pm.chrg_full_timer);
sharpsl_pm.chrg_full_timer.function = sharpsl_chrg_full_timer;
- pxa_gpio_mode(sharpsl_pm.machinfo->gpio_acin | GPIO_IN);
- pxa_gpio_mode(sharpsl_pm.machinfo->gpio_batfull | GPIO_IN);
- pxa_gpio_mode(sharpsl_pm.machinfo->gpio_batlock | GPIO_IN);
+ led_trigger_register_simple("sharpsl-charge", &sharpsl_charge_led_trigger);
+
+ sharpsl_pm.machinfo->init();
+
+ gpio_request(sharpsl_pm.machinfo->gpio_acin, "AC IN");
+ gpio_direction_input(sharpsl_pm.machinfo->gpio_acin);
+ gpio_request(sharpsl_pm.machinfo->gpio_batfull, "Battery Full");
+ gpio_direction_input(sharpsl_pm.machinfo->gpio_batfull);
+ gpio_request(sharpsl_pm.machinfo->gpio_batlock, "Battery Lock");
+ gpio_direction_input(sharpsl_pm.machinfo->gpio_batlock);
/* Register interrupt handlers */
- if (request_irq(IRQ_GPIO(sharpsl_pm.machinfo->gpio_acin), sharpsl_ac_isr, SA_INTERRUPT, "AC Input Detect", sharpsl_ac_isr)) {
+ if (request_irq(IRQ_GPIO(sharpsl_pm.machinfo->gpio_acin), sharpsl_ac_isr, IRQF_DISABLED | IRQF_TRIGGER_RISING | IRQF_TRIGGER_FALLING, "AC Input Detect", sharpsl_ac_isr)) {
dev_err(sharpsl_pm.dev, "Could not get irq %d.\n", IRQ_GPIO(sharpsl_pm.machinfo->gpio_acin));
}
- else set_irq_type(IRQ_GPIO(sharpsl_pm.machinfo->gpio_acin),IRQT_BOTHEDGE);
- if (request_irq(IRQ_GPIO(sharpsl_pm.machinfo->gpio_batlock), sharpsl_fatal_isr, SA_INTERRUPT, "Battery Cover", sharpsl_fatal_isr)) {
+ if (request_irq(IRQ_GPIO(sharpsl_pm.machinfo->gpio_batlock), sharpsl_fatal_isr, IRQF_DISABLED | IRQF_TRIGGER_FALLING, "Battery Cover", sharpsl_fatal_isr)) {
dev_err(sharpsl_pm.dev, "Could not get irq %d.\n", IRQ_GPIO(sharpsl_pm.machinfo->gpio_batlock));
}
- else set_irq_type(IRQ_GPIO(sharpsl_pm.machinfo->gpio_batlock),IRQT_FALLING);
if (sharpsl_pm.machinfo->gpio_fatal) {
- if (request_irq(IRQ_GPIO(sharpsl_pm.machinfo->gpio_fatal), sharpsl_fatal_isr, SA_INTERRUPT, "Fatal Battery", sharpsl_fatal_isr)) {
+ if (request_irq(IRQ_GPIO(sharpsl_pm.machinfo->gpio_fatal), sharpsl_fatal_isr, IRQF_DISABLED | IRQF_TRIGGER_FALLING, "Fatal Battery", sharpsl_fatal_isr)) {
dev_err(sharpsl_pm.dev, "Could not get irq %d.\n", IRQ_GPIO(sharpsl_pm.machinfo->gpio_fatal));
}
- else set_irq_type(IRQ_GPIO(sharpsl_pm.machinfo->gpio_fatal),IRQT_FALLING);
}
- if (!machine_is_corgi())
- {
+ if (sharpsl_pm.machinfo->batfull_irq) {
/* Register interrupt handler. */
- if (request_irq(IRQ_GPIO(sharpsl_pm.machinfo->gpio_batfull), sharpsl_chrg_full_isr, SA_INTERRUPT, "CO", sharpsl_chrg_full_isr)) {
+ if (request_irq(IRQ_GPIO(sharpsl_pm.machinfo->gpio_batfull), sharpsl_chrg_full_isr, IRQF_DISABLED | IRQF_TRIGGER_RISING, "CO", sharpsl_chrg_full_isr)) {
dev_err(sharpsl_pm.dev, "Could not get irq %d.\n", IRQ_GPIO(sharpsl_pm.machinfo->gpio_batfull));
}
- else set_irq_type(IRQ_GPIO(sharpsl_pm.machinfo->gpio_batfull),IRQT_RISING);
}
- device_create_file(dev, &dev_attr_battery_percentage);
- device_create_file(dev, &dev_attr_battery_voltage);
+ ret = device_create_file(&pdev->dev, &dev_attr_battery_percentage);
+ ret |= device_create_file(&pdev->dev, &dev_attr_battery_voltage);
+ if (ret != 0)
+ dev_warn(&pdev->dev, "Failed to register attributes (%d)\n", ret);
apm_get_power_status = sharpsl_apm_get_power_status;
- pm_set_ops(&sharpsl_pm_ops);
+#ifdef CONFIG_PM
+ suspend_set_ops(&sharpsl_pm_ops);
+#endif
mod_timer(&sharpsl_pm.ac_timer, jiffies + msecs_to_jiffies(250));
return 0;
}
-static int sharpsl_pm_remove(struct device *dev)
+static int sharpsl_pm_remove(struct platform_device *pdev)
{
- pm_set_ops(NULL);
+ suspend_set_ops(NULL);
- device_remove_file(dev, &dev_attr_battery_percentage);
- device_remove_file(dev, &dev_attr_battery_voltage);
+ device_remove_file(&pdev->dev, &dev_attr_battery_percentage);
+ device_remove_file(&pdev->dev, &dev_attr_battery_voltage);
+
+ led_trigger_unregister_simple(sharpsl_charge_led_trigger);
free_irq(IRQ_GPIO(sharpsl_pm.machinfo->gpio_acin), sharpsl_ac_isr);
free_irq(IRQ_GPIO(sharpsl_pm.machinfo->gpio_batlock), sharpsl_fatal_isr);
if (sharpsl_pm.machinfo->gpio_fatal)
free_irq(IRQ_GPIO(sharpsl_pm.machinfo->gpio_fatal), sharpsl_fatal_isr);
- if (!machine_is_corgi())
+ if (sharpsl_pm.machinfo->batfull_irq)
free_irq(IRQ_GPIO(sharpsl_pm.machinfo->gpio_batfull), sharpsl_chrg_full_isr);
+ gpio_free(sharpsl_pm.machinfo->gpio_batlock);
+ gpio_free(sharpsl_pm.machinfo->gpio_batfull);
+ gpio_free(sharpsl_pm.machinfo->gpio_acin);
+
+ if (sharpsl_pm.machinfo->exit)
+ sharpsl_pm.machinfo->exit();
+
del_timer_sync(&sharpsl_pm.chrg_full_timer);
del_timer_sync(&sharpsl_pm.ac_timer);
return 0;
}
-static struct device_driver sharpsl_pm_driver = {
- .name = "sharpsl-pm",
- .bus = &platform_bus_type,
+static struct platform_driver sharpsl_pm_driver = {
.probe = sharpsl_pm_probe,
.remove = sharpsl_pm_remove,
.suspend = sharpsl_pm_suspend,
.resume = sharpsl_pm_resume,
+ .driver = {
+ .name = "sharpsl-pm",
+ },
};
static int __devinit sharpsl_pm_init(void)
{
- return driver_register(&sharpsl_pm_driver);
+ return platform_driver_register(&sharpsl_pm_driver);
}
static void sharpsl_pm_exit(void)
{
- driver_unregister(&sharpsl_pm_driver);
+ platform_driver_unregister(&sharpsl_pm_driver);
}
late_initcall(sharpsl_pm_init);
git://ftp.safe.ca / safe / jmp / linux-2.6 / blobdiff