diff options
Diffstat (limited to 'recipes/linux/linux-rp-2.6.24/tosa/0061-tosa-bat-unify.patch')
| -rw-r--r-- | recipes/linux/linux-rp-2.6.24/tosa/0061-tosa-bat-unify.patch | 342 |
1 files changed, 342 insertions, 0 deletions
diff --git a/recipes/linux/linux-rp-2.6.24/tosa/0061-tosa-bat-unify.patch b/recipes/linux/linux-rp-2.6.24/tosa/0061-tosa-bat-unify.patch new file mode 100644 index 0000000000..2bcede36a9 --- /dev/null +++ b/recipes/linux/linux-rp-2.6.24/tosa/0061-tosa-bat-unify.patch @@ -0,0 +1,342 @@ +From f05aa38af5bd5962ae04c4b128644e7f55451527 Mon Sep 17 00:00:00 2001 +From: Dmitry Baryshkov <dbaryshkov@gmail.com> +Date: Fri, 8 Feb 2008 01:14:48 +0300 +Subject: [PATCH 61/64] tosa-bat-unify + +Signed-off-by: Dmitry Baryshkov <dbaryshkov@gmail.com> +--- + drivers/power/tosa_battery.c | 161 ++++++++++++++++++++--------------------- + 1 files changed, 79 insertions(+), 82 deletions(-) + +diff --git a/drivers/power/tosa_battery.c b/drivers/power/tosa_battery.c +index b0fd2f2..008e791 100644 +--- a/drivers/power/tosa_battery.c ++++ b/drivers/power/tosa_battery.c +@@ -21,15 +21,6 @@ + #include <asm/gpio.h> + #include <asm/arch/tosa.h> + +-#define BAT_TO_VOLTS(v) ((v) * 1000000 / 414) +-#define BU_TO_VOLTS(v) ((v) * 1000000 / 1266) +-/* +- * It's pretty strange value, but that's roughly what I get from +- * zaurus maintainer menu +- */ +-//#define BAT_TO_TEMP(t) ((t) * 10000/2000) +-#define BAT_TO_TEMP(t) (t) +- + static DEFINE_MUTEX(bat_lock); /* protects gpio pins */ + static struct work_struct bat_work; + +@@ -39,37 +30,27 @@ struct tosa_bat { + int full_chrg; + + struct mutex work_lock; /* protects data */ ++ + bool (*is_present)(struct tosa_bat *bat); + int gpio_full; + int gpio_charge_off; ++ ++ int technology; ++ + int gpio_bat; + int adc_bat; ++ int adc_bat_divider; ++ int bat_max; ++ int bat_min; ++ + int gpio_temp; + int adc_temp; ++ int adc_temp_divider; + }; + + static struct tosa_bat tosa_bat_main; + static struct tosa_bat tosa_bat_jacket; + +-static enum power_supply_property tosa_bat_main_props[] = { +- POWER_SUPPLY_PROP_STATUS, +- POWER_SUPPLY_PROP_TECHNOLOGY, +- POWER_SUPPLY_PROP_VOLTAGE_NOW, +- POWER_SUPPLY_PROP_VOLTAGE_MAX, +- POWER_SUPPLY_PROP_VOLTAGE_MIN_DESIGN, +- POWER_SUPPLY_PROP_TEMP, +- POWER_SUPPLY_PROP_PRESENT, +-}; +- +-static enum power_supply_property tosa_bat_bu_props[] = { +- POWER_SUPPLY_PROP_STATUS, +- POWER_SUPPLY_PROP_TECHNOLOGY, +- POWER_SUPPLY_PROP_VOLTAGE_MIN_DESIGN, +- POWER_SUPPLY_PROP_VOLTAGE_NOW, +- POWER_SUPPLY_PROP_VOLTAGE_MAX_DESIGN, +- POWER_SUPPLY_PROP_PRESENT, +-}; +- + static unsigned long tosa_read_bat(struct tosa_bat *bat) + { + unsigned long value = 0; +@@ -83,6 +64,9 @@ static unsigned long tosa_read_bat(struct tosa_bat *bat) + value = wm97xx_read_aux_adc(bat->psy.dev->parent->driver_data, bat->adc_bat); + gpio_set_value(bat->gpio_bat, 0); + mutex_unlock(&bat_lock); ++ ++ value = value * 1000000 / bat->adc_bat_divider; ++ + return value; + } + +@@ -99,6 +83,9 @@ static unsigned long tosa_read_temp(struct tosa_bat *bat) + value = wm97xx_read_aux_adc(bat->psy.dev->parent->driver_data, bat->adc_temp); + gpio_set_value(bat->gpio_temp, 0); + mutex_unlock(&bat_lock); ++ ++ value = value * 10000 / bat->adc_temp_divider; ++ + return value; + } + +@@ -119,22 +106,25 @@ static int tosa_bat_get_property(struct power_supply *psy, + val->intval = bat->status; + break; + case POWER_SUPPLY_PROP_TECHNOLOGY: +- val->intval = POWER_SUPPLY_TECHNOLOGY_LIPO; ++ val->intval = bat->technology; + break; + case POWER_SUPPLY_PROP_VOLTAGE_NOW: +- val->intval = BAT_TO_VOLTS(tosa_read_bat(bat)); ++ val->intval = tosa_read_bat(bat); + break; + case POWER_SUPPLY_PROP_VOLTAGE_MAX: + if (bat->full_chrg == -1) +- val->intval = -1; ++ val->intval = bat->bat_max; + else +- val->intval = BAT_TO_VOLTS(bat->full_chrg); ++ val->intval = bat->full_chrg; ++ break; ++ case POWER_SUPPLY_PROP_VOLTAGE_MAX_DESIGN: ++ val->intval = bat->bat_max; + break; + case POWER_SUPPLY_PROP_VOLTAGE_MIN_DESIGN: +- val->intval = BAT_TO_VOLTS(1551); ++ val->intval = bat->bat_min; + break; + case POWER_SUPPLY_PROP_TEMP: +- val->intval = BAT_TO_TEMP(tosa_read_temp(bat)); ++ val->intval = tosa_read_temp(bat); + break; + case POWER_SUPPLY_PROP_PRESENT: + val->intval = bat->is_present ? bat->is_present(bat) : 1; +@@ -146,40 +136,6 @@ static int tosa_bat_get_property(struct power_supply *psy, + return ret; + } + +-static int tosa_bu_get_property(struct power_supply *psy, +- enum power_supply_property psp, +- union power_supply_propval *val) +-{ +- int ret = 0; +- struct tosa_bat *bat = container_of(psy, struct tosa_bat, psy); +- +- switch (psp) { +- case POWER_SUPPLY_PROP_STATUS: +- val->intval = POWER_SUPPLY_STATUS_UNKNOWN; +- break; +- case POWER_SUPPLY_PROP_TECHNOLOGY: +- val->intval = POWER_SUPPLY_TECHNOLOGY_LiMn; +- break; +- case POWER_SUPPLY_PROP_VOLTAGE_MIN_DESIGN: +- val->intval = 0; +- break; +- case POWER_SUPPLY_PROP_VOLTAGE_MAX_DESIGN: +- val->intval = 3 * 1000000; /* 3 V */ +- break; +- case POWER_SUPPLY_PROP_VOLTAGE_NOW: +- /* I think so */ +- val->intval = BU_TO_VOLTS(tosa_read_bat(bat)); +- break; +- case POWER_SUPPLY_PROP_PRESENT: +- val->intval = 1; +- break; +- default: +- ret = -EINVAL; +- break; +- } +- return ret; +-} +- + static bool tosa_jacket_bat_is_present(struct tosa_bat *bat) { + // FIXME + return 1; +@@ -241,6 +197,25 @@ static void tosa_bat_work(struct work_struct *work) + } + + ++static enum power_supply_property tosa_bat_main_props[] = { ++ POWER_SUPPLY_PROP_STATUS, ++ POWER_SUPPLY_PROP_TECHNOLOGY, ++ POWER_SUPPLY_PROP_VOLTAGE_NOW, ++ POWER_SUPPLY_PROP_VOLTAGE_MAX, ++ POWER_SUPPLY_PROP_VOLTAGE_MIN_DESIGN, ++ POWER_SUPPLY_PROP_TEMP, ++ POWER_SUPPLY_PROP_PRESENT, ++}; ++ ++static enum power_supply_property tosa_bat_bu_props[] = { ++ POWER_SUPPLY_PROP_STATUS, ++ POWER_SUPPLY_PROP_TECHNOLOGY, ++ POWER_SUPPLY_PROP_VOLTAGE_MIN_DESIGN, ++ POWER_SUPPLY_PROP_VOLTAGE_NOW, ++ POWER_SUPPLY_PROP_VOLTAGE_MAX_DESIGN, ++ POWER_SUPPLY_PROP_PRESENT, ++}; ++ + static struct tosa_bat tosa_bat_main = { + .status = POWER_SUPPLY_STATUS_UNKNOWN, + .full_chrg = -1, +@@ -256,10 +231,18 @@ static struct tosa_bat tosa_bat_main = { + + .gpio_full = TOSA_GPIO_BAT0_CRG, + .gpio_charge_off = TOSA_TC6393XB_CHARGE_OFF, ++ ++ .technology = POWER_SUPPLY_TECHNOLOGY_LIPO, ++ + .gpio_bat = TOSA_TC6393XB_BAT0_V_ON, + .adc_bat = WM97XX_AUX_ID3, ++ .adc_bat_divider = 414, ++ .bat_max = 4310000, ++ .bat_min = 1551 * 100000 / 414, ++ + .gpio_temp = TOSA_TC6393XB_BAT1_TH_ON, + .adc_temp = WM97XX_AUX_ID2, ++ .adc_temp_divider = 10000, + }; + + static struct tosa_bat tosa_bat_jacket = { +@@ -278,10 +261,18 @@ static struct tosa_bat tosa_bat_jacket = { + .is_present = tosa_jacket_bat_is_present, + .gpio_full = TOSA_GPIO_BAT1_CRG, + .gpio_charge_off = TOSA_TC6393XB_CHARGE_OFF_JC, ++ ++ .technology = POWER_SUPPLY_TECHNOLOGY_LIPO, ++ + .gpio_bat = TOSA_TC6393XB_BAT1_V_ON, + .adc_bat = WM97XX_AUX_ID3, ++ .adc_bat_divider = 414, ++ .bat_max = 4310000, ++ .bat_min = 1551 * 100000 / 414, ++ + .gpio_temp = TOSA_TC6393XB_BAT0_TH_ON, + .adc_temp = WM97XX_AUX_ID2, ++ .adc_temp_divider = 10000, + }; + + static struct tosa_bat tosa_bat_bu = { +@@ -293,16 +284,22 @@ static struct tosa_bat tosa_bat_bu = { + .type = POWER_SUPPLY_TYPE_BATTERY, + .properties = tosa_bat_bu_props, + .num_properties = ARRAY_SIZE(tosa_bat_bu_props), +- .get_property = tosa_bu_get_property, ++ .get_property = tosa_bat_get_property, + .external_power_changed = tosa_bat_external_power_changed, + }, + + .gpio_full = -1, + .gpio_charge_off = -1, ++ ++ .technology = POWER_SUPPLY_TECHNOLOGY_LiMn, ++ + .gpio_bat = TOSA_TC6393XB_BU_CHRG_ON, + .adc_bat = WM97XX_AUX_ID4, ++ .adc_bat_divider = 1266, ++ + .gpio_temp = -1, + .adc_temp = -1, ++ .adc_temp_divider = -1, + }; + + static struct { +@@ -326,13 +323,14 @@ static struct { + }; + + #ifdef CONFIG_PM +-static int tosa_bat_suspend(struct device *dev, pm_message_t state) ++static int tosa_bat_suspend(struct platform_device *dev, pm_message_t state) + { + /* do nothing */ ++ flush_scheduled_work(); + return 0; + } + +-static int tosa_bat_resume(struct device *dev) ++static int tosa_bat_resume(struct platform_device *dev) + { + schedule_work(&bat_work); + return 0; +@@ -342,7 +340,7 @@ static int tosa_bat_resume(struct device *dev) + #define tosa_bat_resume NULL + #endif + +-static int __devinit tosa_bat_probe(struct device *dev) ++static int __devinit tosa_bat_probe(struct platform_device *dev) + { + int ret; + int i; +@@ -372,13 +370,13 @@ static int __devinit tosa_bat_probe(struct device *dev) + + INIT_WORK(&bat_work, tosa_bat_work); + +- ret = power_supply_register(dev, &tosa_bat_main.psy); ++ ret = power_supply_register(&dev->dev, &tosa_bat_main.psy); + if (ret) + goto err_psy_reg_main; +- ret = power_supply_register(dev, &tosa_bat_jacket.psy); ++ ret = power_supply_register(&dev->dev, &tosa_bat_jacket.psy); + if (ret) + goto err_psy_reg_jacket; +- ret = power_supply_register(dev, &tosa_bat_bu.psy); ++ ret = power_supply_register(&dev->dev, &tosa_bat_bu.psy); + if (ret) + goto err_psy_reg_bu; + +@@ -413,7 +411,7 @@ err_gpio: + return ret; + } + +-static int __devexit tosa_bat_remove(struct device *dev) ++static int __devexit tosa_bat_remove(struct platform_device *dev) + { + int i; + +@@ -430,10 +428,9 @@ static int __devexit tosa_bat_remove(struct device *dev) + return 0; + } + +-static struct device_driver tosa_bat_driver = { +- .name = "wm97xx-battery", +- .bus = &wm97xx_bus_type, +- .owner = THIS_MODULE, ++static struct platform_driver tosa_bat_driver = { ++ .driver.name = "wm97xx-battery", ++ .driver.owner = THIS_MODULE, + .probe = tosa_bat_probe, + .remove = __devexit_p(tosa_bat_remove), + .suspend = tosa_bat_suspend, +@@ -442,12 +439,12 @@ static struct device_driver tosa_bat_driver = { + + static int __init tosa_bat_init(void) + { +- return driver_register(&tosa_bat_driver); ++ return platform_driver_register(&tosa_bat_driver); + } + + static void __exit tosa_bat_exit(void) + { +- driver_unregister(&tosa_bat_driver); ++ platform_driver_unregister(&tosa_bat_driver); + } + + module_init(tosa_bat_init); +-- +1.5.3.8 + |