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Diffstat (limited to 'arch/arm/mach-pxa/sharpsl_pm.c')
-rw-r--r--arch/arm/mach-pxa/sharpsl_pm.c115
1 files changed, 24 insertions, 91 deletions
diff --git a/arch/arm/mach-pxa/sharpsl_pm.c b/arch/arm/mach-pxa/sharpsl_pm.c
index 463d874bb86..051a6555cbf 100644
--- a/arch/arm/mach-pxa/sharpsl_pm.c
+++ b/arch/arm/mach-pxa/sharpsl_pm.c
@@ -24,17 +24,14 @@
#include <linux/leds.h>
#include <linux/suspend.h>
#include <linux/gpio.h>
+#include <linux/io.h>
#include <asm/mach-types.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 "sharpsl.h"
-
/*
* Constants
*/
@@ -58,7 +55,6 @@
#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);
@@ -172,6 +168,7 @@ struct battery_thresh sharpsl_battery_levels_noac[] = {
#define MAXCTRL_SEL_SH 4
#define MAXCTRL_STR (1u << 7)
+extern int max1111_read_channel(int);
/*
* Read MAX1111 ADC
*/
@@ -181,17 +178,10 @@ int sharpsl_pm_pxa_read_max1111(int channel)
if (machine_is_tosa())
return 0;
-#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)
@@ -278,21 +268,6 @@ static void sharpsl_battery_thread(struct work_struct *private_)
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))) {
- if (!(sharpsl_pm.flags & SHARPSL_BL_LIMIT)) {
- sharpsl_pm.machinfo->backlight_limit(1);
- sharpsl_pm.flags |= SHARPSL_BL_LIMIT;
- }
- } else if (sharpsl_pm.flags & SHARPSL_BL_LIMIT) {
- 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)
@@ -603,7 +578,8 @@ static int sharpsl_ac_check(void)
static int sharpsl_pm_suspend(struct platform_device *pdev, pm_message_t state)
{
sharpsl_pm.flags |= SHARPSL_SUSPENDED;
- flush_scheduled_work();
+ flush_delayed_work(&toggle_charger);
+ flush_delayed_work(&sharpsl_bat);
if (sharpsl_pm.charge_mode == CHRG_ON)
sharpsl_pm.flags |= SHARPSL_DO_OFFLINE_CHRG;
@@ -709,53 +685,6 @@ static int corgi_pxa_pm_enter(suspend_state_t state)
return 0;
}
-/*
- * Check for fatal battery errors
- * Fatal returns -1
- */
-static int sharpsl_fatal_check(void)
-{
- int buff[5], temp, i, acin;
-
- dev_dbg(sharpsl_pm.dev, "sharpsl_fatal_check entered\n");
-
- /* Check AC-Adapter */
- acin = sharpsl_pm.machinfo->read_devdata(SHARPSL_STATUS_ACIN);
-
- if (acin && (sharpsl_pm.charge_mode == CHRG_ON)) {
- sharpsl_pm.machinfo->charge(0);
- udelay(100);
- sharpsl_pm.machinfo->discharge(1); /* enable discharge */
- mdelay(SHARPSL_WAIT_DISCHARGE_ON);
- }
-
- if (sharpsl_pm.machinfo->discharge1)
- sharpsl_pm.machinfo->discharge1(1);
-
- /* Check battery : check inserting battery ? */
- 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);
-
- if (acin && (sharpsl_pm.charge_mode == CHRG_ON)) {
- udelay(100);
- 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: %ld\n", acin, temp, sharpsl_pm.machinfo->read_devdata(SHARPSL_BATT_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 occurred.\n");
@@ -892,7 +821,7 @@ static void sharpsl_apm_get_power_status(struct apm_power_info *info)
}
#ifdef CONFIG_PM
-static struct platform_suspend_ops sharpsl_pm_ops = {
+static const struct platform_suspend_ops sharpsl_pm_ops = {
.prepare = pxa_pm_prepare,
.finish = pxa_pm_finish,
.enter = corgi_pxa_pm_enter,
@@ -900,9 +829,9 @@ static struct platform_suspend_ops sharpsl_pm_ops = {
};
#endif
-static int __devinit sharpsl_pm_probe(struct platform_device *pdev)
+static int sharpsl_pm_probe(struct platform_device *pdev)
{
- int ret;
+ int ret, irq;
if (!pdev->dev.platform_data)
return -EINVAL;
@@ -930,24 +859,28 @@ static int __devinit sharpsl_pm_probe(struct platform_device *pdev)
gpio_direction_input(sharpsl_pm.machinfo->gpio_batlock);
/* Register interrupt handlers */
- 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));
+ irq = gpio_to_irq(sharpsl_pm.machinfo->gpio_acin);
+ if (request_irq(irq, sharpsl_ac_isr, IRQF_TRIGGER_RISING | IRQF_TRIGGER_FALLING, "AC Input Detect", sharpsl_ac_isr)) {
+ dev_err(sharpsl_pm.dev, "Could not get irq %d.\n", irq);
}
- 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));
+ irq = gpio_to_irq(sharpsl_pm.machinfo->gpio_batlock);
+ if (request_irq(irq, sharpsl_fatal_isr, IRQF_TRIGGER_FALLING, "Battery Cover", sharpsl_fatal_isr)) {
+ dev_err(sharpsl_pm.dev, "Could not get irq %d.\n", irq);
}
if (sharpsl_pm.machinfo->gpio_fatal) {
- 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));
+ irq = gpio_to_irq(sharpsl_pm.machinfo->gpio_fatal);
+ if (request_irq(irq, sharpsl_fatal_isr, IRQF_TRIGGER_FALLING, "Fatal Battery", sharpsl_fatal_isr)) {
+ dev_err(sharpsl_pm.dev, "Could not get irq %d.\n", irq);
}
}
if (sharpsl_pm.machinfo->batfull_irq) {
/* Register interrupt handler. */
- 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));
+ irq = gpio_to_irq(sharpsl_pm.machinfo->gpio_batfull);
+ if (request_irq(irq, sharpsl_chrg_full_isr, IRQF_TRIGGER_RISING, "CO", sharpsl_chrg_full_isr)) {
+ dev_err(sharpsl_pm.dev, "Could not get irq %d.\n", irq);
}
}
@@ -976,14 +909,14 @@ static int sharpsl_pm_remove(struct platform_device *pdev)
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);
+ free_irq(gpio_to_irq(sharpsl_pm.machinfo->gpio_acin), sharpsl_ac_isr);
+ free_irq(gpio_to_irq(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);
+ free_irq(gpio_to_irq(sharpsl_pm.machinfo->gpio_fatal), sharpsl_fatal_isr);
if (sharpsl_pm.machinfo->batfull_irq)
- free_irq(IRQ_GPIO(sharpsl_pm.machinfo->gpio_batfull), sharpsl_chrg_full_isr);
+ free_irq(gpio_to_irq(sharpsl_pm.machinfo->gpio_batfull), sharpsl_chrg_full_isr);
gpio_free(sharpsl_pm.machinfo->gpio_batlock);
gpio_free(sharpsl_pm.machinfo->gpio_batfull);
@@ -1008,7 +941,7 @@ static struct platform_driver sharpsl_pm_driver = {
},
};
-static int __devinit sharpsl_pm_init(void)
+static int sharpsl_pm_init(void)
{
return platform_driver_register(&sharpsl_pm_driver);
}