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Immutable branch between mach-pxa and power-supply for for 5.12

Browse Source 
This immutable branch replaces legacy gpio API in wm97xx_battery and
 z2_battery with new gpiod API, which involves the drivers in
 power-supply and some mach-pxa board files.
 
 Signed-off-by: Sebastian Reichel <sre@kernel.org>
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Merge tag 'ib-psy-pxa-for-5.12-signed' into psy-next

Immutable branch between mach-pxa and power-supply for for 5.12

This immutable branch replaces legacy gpio API in wm97xx_battery and
z2_battery with new gpiod API, which involves the drivers in
power-supply and some mach-pxa board files.

Signed-off-by: Sebastian Reichel <sebastian.reichel@collabora.com>
This commit is contained in:
Sebastian Reichel 2021-01-13 22:39:31 +01:00
commit b059b48500
8 changed files with 51 additions and 57 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

1
arch/arm/mach-pxa/mioa701.c
View File

@ -577,7 +577,6 @@ static struct platform_device power_dev = {
static struct wm97xx_batt_pdata mioa701_battery_data = {
.batt_aux = WM97XX_AUX_ID1,
.temp_aux = -1,
.charge_gpio = -1,
.min_voltage = 0xc00,
.max_voltage = 0xfc0,
.batt_tech = POWER_SUPPLY_TECHNOLOGY_LION,

1
arch/arm/mach-pxa/palm27x.c
View File

@ -212,7 +212,6 @@ void __init palm27x_irda_init(int pwdn)
static struct wm97xx_batt_pdata palm27x_batt_pdata = {
.batt_aux = WM97XX_AUX_ID3,
.temp_aux = WM97XX_AUX_ID2,
.charge_gpio = -1,
.batt_mult = 1000,
.batt_div = 414,
.temp_mult = 1,

1
arch/arm/mach-pxa/palmte2.c
View File

@ -273,7 +273,6 @@ static struct platform_device power_supply = {
static struct wm97xx_batt_pdata palmte2_batt_pdata = {
.batt_aux = WM97XX_AUX_ID3,
.temp_aux = WM97XX_AUX_ID2,
.charge_gpio = -1,
.max_voltage = PALMTE2_BAT_MAX_VOLTAGE,
.min_voltage = PALMTE2_BAT_MIN_VOLTAGE,
.batt_mult = 1000,

12
arch/arm/mach-pxa/z2.c
View File

@ -488,7 +488,6 @@ static struct z2_battery_info batt_chip_info = {
.batt_I2C_bus = 0,
.batt_I2C_addr = 0x55,
.batt_I2C_reg = 2,
.charge_gpio = GPIO0_ZIPITZ2_AC_DETECT,
.min_voltage = 3475000,
.max_voltage = 4190000,
.batt_div = 59,
@ -497,9 +496,19 @@ static struct z2_battery_info batt_chip_info = {
.batt_name = "Z2",
};
static struct gpiod_lookup_table z2_battery_gpio_table = {
.dev_id = "aer915",
.table = {
GPIO_LOOKUP("gpio-pxa", GPIO0_ZIPITZ2_AC_DETECT,
NULL, GPIO_ACTIVE_HIGH),
{ },
},
};
static struct i2c_board_info __initdata z2_i2c_board_info[] = {
{
I2C_BOARD_INFO("aer915", 0x55),
.dev_name = "aer915",
.platform_data = &batt_chip_info,
}, {
I2C_BOARD_INFO("wm8750", 0x1b),
@ -510,6 +519,7 @@ static struct i2c_board_info __initdata z2_i2c_board_info[] = {
static void __init z2_i2c_init(void)
{
pxa_set_i2c_info(NULL);
gpiod_add_lookup_table(&z2_battery_gpio_table);
i2c_register_board_info(0, ARRAY_AND_SIZE(z2_i2c_board_info));
}
#else

45
drivers/power/supply/wm97xx_battery.c
View File

@ -15,11 +15,12 @@
#include <linux/wm97xx.h>
#include <linux/spinlock.h>
#include <linux/interrupt.h>
#include <linux/gpio.h>
#include <linux/gpio/consumer.h>
#include <linux/irq.h>
#include <linux/slab.h>
static struct work_struct bat_work;
static struct gpio_desc *charge_gpiod;
static DEFINE_MUTEX(work_lock);
static int bat_status = POWER_SUPPLY_STATUS_UNKNOWN;
static enum power_supply_property *prop;
@ -96,12 +97,11 @@ static void wm97xx_bat_external_power_changed(struct power_supply *bat_ps)
static void wm97xx_bat_update(struct power_supply *bat_ps)
{
int old_status = bat_status;
struct wm97xx_batt_pdata *pdata = power_supply_get_drvdata(bat_ps);
mutex_lock(&work_lock);
bat_status = (pdata->charge_gpio >= 0) ?
(gpio_get_value(pdata->charge_gpio) ?
bat_status = (charge_gpiod) ?
(gpiod_get_value(charge_gpiod) ?
POWER_SUPPLY_STATUS_DISCHARGING :
POWER_SUPPLY_STATUS_CHARGING) :
POWER_SUPPLY_STATUS_UNKNOWN;
@ -171,18 +171,19 @@ static int wm97xx_bat_probe(struct platform_device *dev)
if (dev->id != -1)
return -EINVAL;
if (gpio_is_valid(pdata->charge_gpio)) {
ret = gpio_request(pdata->charge_gpio, "BATT CHRG");
if (ret)
goto err;
ret = gpio_direction_input(pdata->charge_gpio);
if (ret)
goto err2;
ret = request_irq(gpio_to_irq(pdata->charge_gpio),
charge_gpiod = devm_gpiod_get_optional(&dev->dev, NULL, GPIOD_IN);
if (IS_ERR(charge_gpiod))
return dev_err_probe(&dev->dev,
PTR_ERR(charge_gpiod),
"failed to get charge GPIO\n");
if (charge_gpiod) {
gpiod_set_consumer_name(charge_gpiod, "BATT CHRG");
ret = request_irq(gpiod_to_irq(charge_gpiod),
wm97xx_chrg_irq, 0,
"AC Detect", dev);
if (ret)
goto err2;
return dev_err_probe(&dev->dev, ret,
"failed to request GPIO irq\n");
props++; /* POWER_SUPPLY_PROP_STATUS */
}
@ -204,7 +205,7 @@ static int wm97xx_bat_probe(struct platform_device *dev)
}
prop[i++] = POWER_SUPPLY_PROP_PRESENT;
if (pdata->charge_gpio >= 0)
if (charge_gpiod)
prop[i++] = POWER_SUPPLY_PROP_STATUS;
if (pdata->batt_tech >= 0)
prop[i++] = POWER_SUPPLY_PROP_TECHNOLOGY;
@ -242,23 +243,15 @@ static int wm97xx_bat_probe(struct platform_device *dev)
err4:
kfree(prop);
err3:
if (gpio_is_valid(pdata->charge_gpio))
free_irq(gpio_to_irq(pdata->charge_gpio), dev);
err2:
if (gpio_is_valid(pdata->charge_gpio))
gpio_free(pdata->charge_gpio);
err:
if (charge_gpiod)
free_irq(gpiod_to_irq(charge_gpiod), dev);
return ret;
}
static int wm97xx_bat_remove(struct platform_device *dev)
{
struct wm97xx_batt_pdata *pdata = dev->dev.platform_data;
if (pdata && gpio_is_valid(pdata->charge_gpio)) {
free_irq(gpio_to_irq(pdata->charge_gpio), dev);
gpio_free(pdata->charge_gpio);
}
if (charge_gpiod)
free_irq(gpiod_to_irq(charge_gpiod), dev);
cancel_work_sync(&bat_work);
power_supply_unregister(bat_psy);
kfree(prop);

46
drivers/power/supply/z2_battery.c
View File

@ -6,7 +6,7 @@
*/
#include <linux/module.h>
#include <linux/gpio.h>
#include <linux/gpio/consumer.h>
#include <linux/i2c.h>
#include <linux/interrupt.h>
#include <linux/irq.h>
@ -18,6 +18,7 @@
struct z2_charger {
struct z2_battery_info *info;
struct gpio_desc *charge_gpiod;
int bat_status;
struct i2c_client *client;
struct power_supply *batt_ps;
@ -95,8 +96,8 @@ static void z2_batt_update(struct z2_charger *charger)
mutex_lock(&charger->work_lock);
charger->bat_status = (info->charge_gpio >= 0) ?
(gpio_get_value(info->charge_gpio) ?
charger->bat_status = charger->charge_gpiod ?
(gpiod_get_value(charger->charge_gpiod) ?
POWER_SUPPLY_STATUS_CHARGING :
POWER_SUPPLY_STATUS_DISCHARGING) :
POWER_SUPPLY_STATUS_UNKNOWN;
@ -131,7 +132,7 @@ static int z2_batt_ps_init(struct z2_charger *charger, int props)
enum power_supply_property *prop;
struct z2_battery_info *info = charger->info;
if (info->charge_gpio >= 0)
if (charger->charge_gpiod)
props++; /* POWER_SUPPLY_PROP_STATUS */
if (info->batt_tech >= 0)
props++; /* POWER_SUPPLY_PROP_TECHNOLOGY */
@ -147,7 +148,7 @@ static int z2_batt_ps_init(struct z2_charger *charger, int props)
return -ENOMEM;
prop[i++] = POWER_SUPPLY_PROP_PRESENT;
if (info->charge_gpio >= 0)
if (charger->charge_gpiod)
prop[i++] = POWER_SUPPLY_PROP_STATUS;
if (info->batt_tech >= 0)
prop[i++] = POWER_SUPPLY_PROP_TECHNOLOGY;
@ -206,22 +207,23 @@ static int z2_batt_probe(struct i2c_client *client,
mutex_init(&charger->work_lock);
if (info->charge_gpio >= 0 && gpio_is_valid(info->charge_gpio)) {
ret = gpio_request(info->charge_gpio, "BATT CHRG");
if (ret)
goto err;
charger->charge_gpiod = devm_gpiod_get_optional(&client->dev,
NULL, GPIOD_IN);
if (IS_ERR(charger->charge_gpiod))
return dev_err_probe(&client->dev,
PTR_ERR(charger->charge_gpiod),
"failed to get charge GPIO\n");
ret = gpio_direction_input(info->charge_gpio);
if (ret)
goto err2;
if (charger->charge_gpiod) {
gpiod_set_consumer_name(charger->charge_gpiod, "BATT CHRG");
irq_set_irq_type(gpio_to_irq(info->charge_gpio),
irq_set_irq_type(gpiod_to_irq(charger->charge_gpiod),
IRQ_TYPE_EDGE_BOTH);
ret = request_irq(gpio_to_irq(info->charge_gpio),
ret = request_irq(gpiod_to_irq(charger->charge_gpiod),
z2_charge_switch_irq, 0,
"AC Detect", charger);
if (ret)
goto err3;
goto err;
}
ret = z2_batt_ps_init(charger, props);
@ -245,11 +247,8 @@ static int z2_batt_probe(struct i2c_client *client,
err4:
kfree(charger->batt_ps_desc.properties);
err3:
if (info->charge_gpio >= 0 && gpio_is_valid(info->charge_gpio))
free_irq(gpio_to_irq(info->charge_gpio), charger);
err2:
if (info->charge_gpio >= 0 && gpio_is_valid(info->charge_gpio))
gpio_free(info->charge_gpio);
if (charger->charge_gpiod)
free_irq(gpiod_to_irq(charger->charge_gpiod), charger);
err:
kfree(charger);
return ret;
@ -258,16 +257,13 @@ err:
static int z2_batt_remove(struct i2c_client *client)
{
struct z2_charger *charger = i2c_get_clientdata(client);
struct z2_battery_info *info = charger->info;
cancel_work_sync(&charger->bat_work);
power_supply_unregister(charger->batt_ps);
kfree(charger->batt_ps_desc.properties);
if (info->charge_gpio >= 0 && gpio_is_valid(info->charge_gpio)) {
free_irq(gpio_to_irq(info->charge_gpio), charger);
gpio_free(info->charge_gpio);
}
if (charger->charge_gpiod)
free_irq(gpiod_to_irq(charger->charge_gpiod), charger);
kfree(charger);

1
include/linux/wm97xx.h
View File

@ -294,7 +294,6 @@ struct wm97xx {
struct wm97xx_batt_pdata {
int batt_aux;
int temp_aux;
int charge_gpio;
int min_voltage;
int max_voltage;
int batt_div;

1
include/linux/z2_battery.h
View File

@ -6,7 +6,6 @@ struct z2_battery_info {
int batt_I2C_bus;
int batt_I2C_addr;
int batt_I2C_reg;
int charge_gpio;
int min_voltage;
int max_voltage;
int batt_div;