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path: root/arch/arm/mach-pxa/corgi_pm.c
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Diffstat (limited to 'arch/arm/mach-pxa/corgi_pm.c')
-rw-r--r--arch/arm/mach-pxa/corgi_pm.c131
1 files changed, 56 insertions, 75 deletions
diff --git a/arch/arm/mach-pxa/corgi_pm.c b/arch/arm/mach-pxa/corgi_pm.c
index 392c3871736..7a39efc5086 100644
--- a/arch/arm/mach-pxa/corgi_pm.c
+++ b/arch/arm/mach-pxa/corgi_pm.c
@@ -14,19 +14,22 @@
#include <linux/init.h>
#include <linux/kernel.h>
#include <linux/delay.h>
+#include <linux/gpio.h>
+#include <linux/gpio-pxa.h>
#include <linux/interrupt.h>
#include <linux/platform_device.h>
#include <linux/apm-emulation.h>
+#include <linux/io.h>
#include <asm/irq.h>
#include <asm/mach-types.h>
-#include <asm/hardware.h>
-#include <asm/hardware/scoop.h>
+#include <mach/hardware.h>
-#include <asm/arch/sharpsl.h>
-#include <asm/arch/corgi.h>
-#include <asm/arch/pxa-regs.h>
-#include "sharpsl.h"
+#include <mach/corgi.h>
+#include <mach/pxa2xx-regs.h>
+#include <mach/sharpsl_pm.h>
+
+#include "generic.h"
#define SHARPSL_CHARGE_ON_VOLT 0x99 /* 2.9V */
#define SHARPSL_CHARGE_ON_TEMP 0xe0 /* 2.9V */
@@ -35,88 +38,48 @@
#define SHARPSL_FATAL_ACIN_VOLT 182 /* 3.45V */
#define SHARPSL_FATAL_NOACIN_VOLT 170 /* 3.40V */
+static struct gpio charger_gpios[] = {
+ { CORGI_GPIO_ADC_TEMP_ON, GPIOF_OUT_INIT_LOW, "ADC Temp On" },
+ { CORGI_GPIO_CHRG_ON, GPIOF_OUT_INIT_LOW, "Charger On" },
+ { CORGI_GPIO_CHRG_UKN, GPIOF_OUT_INIT_LOW, "Charger Unknown" },
+ { CORGI_GPIO_AC_IN, GPIOF_IN, "Charger Detection" },
+ { CORGI_GPIO_KEY_INT, GPIOF_IN, "Key Interrupt" },
+ { CORGI_GPIO_WAKEUP, GPIOF_IN, "System wakeup notification" },
+};
+
static void corgi_charger_init(void)
{
- pxa_gpio_mode(CORGI_GPIO_ADC_TEMP_ON | GPIO_OUT);
- pxa_gpio_mode(CORGI_GPIO_CHRG_ON | GPIO_OUT);
- pxa_gpio_mode(CORGI_GPIO_CHRG_UKN | GPIO_OUT);
- pxa_gpio_mode(CORGI_GPIO_KEY_INT | GPIO_IN);
- sharpsl_pm_pxa_init();
+ gpio_request_array(ARRAY_AND_SIZE(charger_gpios));
}
static void corgi_measure_temp(int on)
{
- if (on)
- GPSR(CORGI_GPIO_ADC_TEMP_ON) = GPIO_bit(CORGI_GPIO_ADC_TEMP_ON);
- else
- GPCR(CORGI_GPIO_ADC_TEMP_ON) = GPIO_bit(CORGI_GPIO_ADC_TEMP_ON);
+ gpio_set_value(CORGI_GPIO_ADC_TEMP_ON, on);
}
static void corgi_charge(int on)
{
if (on) {
if (machine_is_corgi() && (sharpsl_pm.flags & SHARPSL_SUSPENDED)) {
- GPCR(CORGI_GPIO_CHRG_ON) = GPIO_bit(CORGI_GPIO_CHRG_ON);
- GPSR(CORGI_GPIO_CHRG_UKN) = GPIO_bit(CORGI_GPIO_CHRG_UKN);
+ gpio_set_value(CORGI_GPIO_CHRG_ON, 0);
+ gpio_set_value(CORGI_GPIO_CHRG_UKN, 1);
} else {
- GPSR(CORGI_GPIO_CHRG_ON) = GPIO_bit(CORGI_GPIO_CHRG_ON);
- GPCR(CORGI_GPIO_CHRG_UKN) = GPIO_bit(CORGI_GPIO_CHRG_UKN);
+ gpio_set_value(CORGI_GPIO_CHRG_ON, 1);
+ gpio_set_value(CORGI_GPIO_CHRG_UKN, 0);
}
} else {
- GPCR(CORGI_GPIO_CHRG_ON) = GPIO_bit(CORGI_GPIO_CHRG_ON);
- GPCR(CORGI_GPIO_CHRG_UKN) = GPIO_bit(CORGI_GPIO_CHRG_UKN);
+ gpio_set_value(CORGI_GPIO_CHRG_ON, 0);
+ gpio_set_value(CORGI_GPIO_CHRG_UKN, 0);
}
}
static void corgi_discharge(int on)
{
- if (on)
- GPSR(CORGI_GPIO_DISCHARGE_ON) = GPIO_bit(CORGI_GPIO_DISCHARGE_ON);
- else
- GPCR(CORGI_GPIO_DISCHARGE_ON) = GPIO_bit(CORGI_GPIO_DISCHARGE_ON);
+ gpio_set_value(CORGI_GPIO_DISCHARGE_ON, on);
}
static void corgi_presuspend(void)
{
- int i;
- unsigned long wakeup_mask;
-
- /* charging , so CHARGE_ON bit is HIGH during OFF. */
- if (READ_GPIO_BIT(CORGI_GPIO_CHRG_ON))
- PGSR1 |= GPIO_bit(CORGI_GPIO_CHRG_ON);
- else
- PGSR1 &= ~GPIO_bit(CORGI_GPIO_CHRG_ON);
-
- if (READ_GPIO_BIT(CORGI_GPIO_LED_ORANGE))
- PGSR0 |= GPIO_bit(CORGI_GPIO_LED_ORANGE);
- else
- PGSR0 &= ~GPIO_bit(CORGI_GPIO_LED_ORANGE);
-
- if (READ_GPIO_BIT(CORGI_GPIO_CHRG_UKN))
- PGSR1 |= GPIO_bit(CORGI_GPIO_CHRG_UKN);
- else
- PGSR1 &= ~GPIO_bit(CORGI_GPIO_CHRG_UKN);
-
- /* Resume on keyboard power key */
- PGSR2 = (PGSR2 & ~CORGI_GPIO_ALL_STROBE_BIT) | CORGI_GPIO_STROBE_BIT(0);
-
- wakeup_mask = GPIO_bit(CORGI_GPIO_KEY_INT) | GPIO_bit(CORGI_GPIO_WAKEUP) | GPIO_bit(CORGI_GPIO_AC_IN) | GPIO_bit(CORGI_GPIO_CHRG_FULL);
-
- if (!machine_is_corgi())
- wakeup_mask |= GPIO_bit(CORGI_GPIO_MAIN_BAT_LOW);
-
- PWER = wakeup_mask | PWER_RTC;
- PRER = wakeup_mask;
- PFER = wakeup_mask;
-
- for (i = 0; i <=15; i++) {
- if (PRER & PFER & GPIO_bit(i)) {
- if (GPLR0 & GPIO_bit(i) )
- PRER &= ~GPIO_bit(i);
- else
- PFER &= ~GPIO_bit(i);
- }
- }
}
static void corgi_postsuspend(void)
@@ -131,7 +94,12 @@ static int corgi_should_wakeup(unsigned int resume_on_alarm)
{
int is_resume = 0;
- dev_dbg(sharpsl_pm.dev, "GPLR0 = %x,%x\n", GPLR0, PEDR);
+ dev_dbg(sharpsl_pm.dev, "PEDR = %x, GPIO_AC_IN = %d, "
+ "GPIO_CHRG_FULL = %d, GPIO_KEY_INT = %d, GPIO_WAKEUP = %d\n",
+ PEDR, gpio_get_value(CORGI_GPIO_AC_IN),
+ gpio_get_value(CORGI_GPIO_CHRG_FULL),
+ gpio_get_value(CORGI_GPIO_KEY_INT),
+ gpio_get_value(CORGI_GPIO_WAKEUP));
if ((PEDR & GPIO_bit(CORGI_GPIO_AC_IN))) {
if (sharpsl_pm.machinfo->read_devdata(SHARPSL_STATUS_ACIN)) {
@@ -165,20 +133,27 @@ static int corgi_should_wakeup(unsigned int resume_on_alarm)
static unsigned long corgi_charger_wakeup(void)
{
- return ~GPLR0 & ( GPIO_bit(CORGI_GPIO_AC_IN) | GPIO_bit(CORGI_GPIO_KEY_INT) | GPIO_bit(CORGI_GPIO_WAKEUP) );
+ unsigned long ret;
+
+ ret = (!gpio_get_value(CORGI_GPIO_AC_IN) << GPIO_bit(CORGI_GPIO_AC_IN))
+ | (!gpio_get_value(CORGI_GPIO_KEY_INT)
+ << GPIO_bit(CORGI_GPIO_KEY_INT))
+ | (!gpio_get_value(CORGI_GPIO_WAKEUP)
+ << GPIO_bit(CORGI_GPIO_WAKEUP));
+ return ret;
}
unsigned long corgipm_read_devdata(int type)
{
switch(type) {
case SHARPSL_STATUS_ACIN:
- return ((GPLR(CORGI_GPIO_AC_IN) & GPIO_bit(CORGI_GPIO_AC_IN)) != 0);
+ return !gpio_get_value(CORGI_GPIO_AC_IN);
case SHARPSL_STATUS_LOCK:
- return READ_GPIO_BIT(sharpsl_pm.machinfo->gpio_batlock);
+ return gpio_get_value(sharpsl_pm.machinfo->gpio_batlock);
case SHARPSL_STATUS_CHRGFULL:
- return READ_GPIO_BIT(sharpsl_pm.machinfo->gpio_batfull);
+ return gpio_get_value(sharpsl_pm.machinfo->gpio_batfull);
case SHARPSL_STATUS_FATAL:
- return READ_GPIO_BIT(sharpsl_pm.machinfo->gpio_fatal);
+ return gpio_get_value(sharpsl_pm.machinfo->gpio_fatal);
case SHARPSL_ACIN_VOLT:
return sharpsl_pm_pxa_read_max1111(MAX1111_ACIN_VOLT);
case SHARPSL_BATT_TEMP:
@@ -191,7 +166,7 @@ unsigned long corgipm_read_devdata(int type)
static struct sharpsl_charger_machinfo corgi_pm_machinfo = {
.init = corgi_charger_init,
- .exit = sharpsl_pm_pxa_remove,
+ .exit = NULL,
.gpio_batlock = CORGI_GPIO_BAT_COVER,
.gpio_acin = CORGI_GPIO_AC_IN,
.gpio_batfull = CORGI_GPIO_CHRG_FULL,
@@ -203,7 +178,9 @@ static struct sharpsl_charger_machinfo corgi_pm_machinfo = {
.read_devdata = corgipm_read_devdata,
.charger_wakeup = corgi_charger_wakeup,
.should_wakeup = corgi_should_wakeup,
- .backlight_limit = corgibl_limit_intensity,
+#if defined(CONFIG_LCD_CORGI)
+ .backlight_limit = corgi_lcd_limit_intensity,
+#endif
.charge_on_volt = SHARPSL_CHARGE_ON_VOLT,
.charge_on_temp = SHARPSL_CHARGE_ON_TEMP,
.charge_acin_high = SHARPSL_CHARGE_ON_ACIN_HIGH,
@@ -211,8 +188,8 @@ static struct sharpsl_charger_machinfo corgi_pm_machinfo = {
.fatal_acin_volt = SHARPSL_FATAL_ACIN_VOLT,
.fatal_noacin_volt= SHARPSL_FATAL_NOACIN_VOLT,
.bat_levels = 40,
- .bat_levels_noac = spitz_battery_levels_noac,
- .bat_levels_acin = spitz_battery_levels_acin,
+ .bat_levels_noac = sharpsl_battery_levels_noac,
+ .bat_levels_acin = sharpsl_battery_levels_acin,
.status_high_acin = 188,
.status_low_acin = 178,
.status_high_noac = 185,
@@ -221,10 +198,14 @@ static struct sharpsl_charger_machinfo corgi_pm_machinfo = {
static struct platform_device *corgipm_device;
-static int __devinit corgipm_init(void)
+static int corgipm_init(void)
{
int ret;
+ if (!machine_is_corgi() && !machine_is_shepherd()
+ && !machine_is_husky())
+ return -ENODEV;
+
corgipm_device = platform_device_alloc("sharpsl-pm", -1);
if (!corgipm_device)
return -ENOMEM;
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2025-11-10 17:29:09 +0000