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authorLinus Torvalds <torvalds@linux-foundation.org>2020-10-20 10:56:34 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2020-10-20 10:56:34 -0700
commit38525c6919e2f6b27c1855905f342a0def3cbdcf (patch)
treef1c48aa0b7584cffc144dd65cb34c9abb3889ad8 /include
parentf9915b964c25193a6be1aed744c946d6ff177149 (diff)
parent7007fab4ae82c092cb52691c338f1b776005e32b (diff)
Merge tag 'for-v5.10' of git://git.kernel.org/pub/scm/linux/kernel/git/sre/linux-power-supply
Pull power supply and reset updates from Sebastian Reichel: "Power-supply core: - add wireless type - properly document current direction Battery/charger driver changes: - new fuel-gauge/charger driver for RN5T618/RN5T619 - new charger driver for BQ25980, BQ25975 and BQ25960 - bq27xxx-battery: add support for TI bq34z100 - gpio-charger: convert to GPIO descriptors - gpio-charger: add optional support for charge current limiting - max17040: add support for max17041, max17043, max17044 - max17040: add support for max17048, max17049, max17058, max17059 - smb347-charger: add DT support - smb247-charger: add SMB345 and SMB358 support - simple-battery: add temperature properties - lots of minor fixes, cleanups and DT binding YAML conversions Reset drivers: - ocelot: Add support for Sparx5" * tag 'for-v5.10' of git://git.kernel.org/pub/scm/linux/kernel/git/sre/linux-power-supply: (81 commits) power: reset: POWER_RESET_OCELOT_RESET should depend on Ocelot or Sparx5 power: supply: bq25980: Fix uninitialized wd_reg_val and overrun power: supply: ltc2941: Fix ptr to enum cast power: supply: test-power: revise parameter printing to use sprintf power: supply: charger-manager: fix incorrect check on charging_duration_ms power: supply: max17040: Fix ptr to enum cast power: supply: bq25980: Fix uninitialized wd_reg_val power: supply: bq25980: remove redundant zero check on ret power: reset: ocelot: Add support for Sparx5 dt-bindings: reset: ocelot: Add Sparx5 support power: supply: sbs-battery: keep error code when get_property() fails power: supply: bq25980: Add support for the BQ259xx family dt-binding: bq25980: Add the bq25980 flash charger power: supply: fix spelling mistake "unprecise" -> "imprecise" power: supply: test_power: add missing newlines when printing parameters by sysfs power: supply: pm2301: drop duplicated i2c_device_id power: supply: charger-manager: drop unused charger assignment power: supply: rt9455: skip 'struct acpi_device_id' when !CONFIG_ACPI power: supply: goldfish: skip 'struct acpi_device_id' when !CONFIG_ACPI power: supply: bq25890: skip 'struct acpi_device_id' when !CONFIG_ACPI ...
Diffstat (limited to 'include')
-rw-r--r--include/dt-bindings/power/summit,smb347-charger.h19
-rw-r--r--include/linux/power/bq27xxx_battery.h1
-rw-r--r--include/linux/power/charger-manager.h41
-rw-r--r--include/linux/power/gpio-charger.h6
-rw-r--r--include/linux/power/smb347-charger.h114
-rw-r--r--include/linux/power_supply.h7
6 files changed, 39 insertions, 149 deletions
diff --git a/include/dt-bindings/power/summit,smb347-charger.h b/include/dt-bindings/power/summit,smb347-charger.h
new file mode 100644
index 000000000000..d918bf321a71
--- /dev/null
+++ b/include/dt-bindings/power/summit,smb347-charger.h
@@ -0,0 +1,19 @@
+/* SPDX-License-Identifier: (GPL-2.0-or-later or MIT) */
+/*
+ * Author: David Heidelberg <david@ixit.cz>
+ */
+
+#ifndef _DT_BINDINGS_SMB347_CHARGER_H
+#define _DT_BINDINGS_SMB347_CHARGER_H
+
+/* Charging compensation method */
+#define SMB3XX_SOFT_TEMP_COMPENSATE_NONE 0
+#define SMB3XX_SOFT_TEMP_COMPENSATE_CURRENT 1
+#define SMB3XX_SOFT_TEMP_COMPENSATE_VOLTAGE 2
+
+/* Charging enable control */
+#define SMB3XX_CHG_ENABLE_SW 0
+#define SMB3XX_CHG_ENABLE_PIN_ACTIVE_LOW 1
+#define SMB3XX_CHG_ENABLE_PIN_ACTIVE_HIGH 2
+
+#endif
diff --git a/include/linux/power/bq27xxx_battery.h b/include/linux/power/bq27xxx_battery.h
index 987d9652aa4e..111a40d0d3d5 100644
--- a/include/linux/power/bq27xxx_battery.h
+++ b/include/linux/power/bq27xxx_battery.h
@@ -32,6 +32,7 @@ enum bq27xxx_chip {
BQ27621,
BQ27Z561,
BQ28Z610,
+ BQ34Z100,
};
struct bq27xxx_device_info;
diff --git a/include/linux/power/charger-manager.h b/include/linux/power/charger-manager.h
index ae94dcebd936..45e228b353ea 100644
--- a/include/linux/power/charger-manager.h
+++ b/include/linux/power/charger-manager.h
@@ -31,22 +31,16 @@ enum polling_modes {
CM_POLL_CHARGING_ONLY,
};
-enum cm_event_types {
- CM_EVENT_UNKNOWN = 0,
- CM_EVENT_BATT_FULL,
- CM_EVENT_BATT_IN,
- CM_EVENT_BATT_OUT,
- CM_EVENT_BATT_OVERHEAT,
- CM_EVENT_BATT_COLD,
- CM_EVENT_EXT_PWR_IN_OUT,
- CM_EVENT_CHG_START_STOP,
- CM_EVENT_OTHERS,
+enum cm_batt_temp {
+ CM_BATT_OK = 0,
+ CM_BATT_OVERHEAT,
+ CM_BATT_COLD,
};
/**
* struct charger_cable
* @extcon_name: the name of extcon device.
- * @name: the name of charger cable(external connector).
+ * @name: the name of the cable connector
* @extcon_dev: the extcon device.
* @wq: the workqueue to control charger according to the state of
* charger cable. If charger cable is attached, enable charger.
@@ -62,9 +56,10 @@ enum cm_event_types {
struct charger_cable {
const char *extcon_name;
const char *name;
+ struct extcon_dev *extcon_dev;
+ u64 extcon_type;
/* The charger-manager use Extcon framework */
- struct extcon_specific_cable_nb extcon_dev;
struct work_struct wq;
struct notifier_block nb;
@@ -131,11 +126,10 @@ struct charger_regulator {
* @psy_name: the name of power-supply-class for charger manager
* @polling_mode:
* Determine which polling mode will be used
- * @fullbatt_vchkdrop_ms:
* @fullbatt_vchkdrop_uV:
* Check voltage drop after the battery is fully charged.
- * If it has dropped more than fullbatt_vchkdrop_uV after
- * fullbatt_vchkdrop_ms, CM will restart charging.
+ * If it has dropped more than fullbatt_vchkdrop_uV
+ * CM will restart charging.
* @fullbatt_uV: voltage in microvolt
* If VBATT >= fullbatt_uV, it is assumed to be full.
* @fullbatt_soc: state of Charge in %
@@ -172,7 +166,6 @@ struct charger_desc {
enum polling_modes polling_mode;
unsigned int polling_interval_ms;
- unsigned int fullbatt_vchkdrop_ms;
unsigned int fullbatt_vchkdrop_uV;
unsigned int fullbatt_uV;
unsigned int fullbatt_soc;
@@ -211,9 +204,6 @@ struct charger_desc {
* @charger_stat: array of power_supply for chargers
* @tzd_batt : thermal zone device for battery
* @charger_enabled: the state of charger
- * @fullbatt_vchk_jiffies_at:
- * jiffies at the time full battery check will occur.
- * @fullbatt_vchk_work: work queue for full battery check
* @emergency_stop:
* When setting true, stop charging
* @psy_name_buf: the name of power-supply-class for charger manager
@@ -224,6 +214,7 @@ struct charger_desc {
* saved status of battery before entering suspend-to-RAM
* @charging_start_time: saved start time of enabling charging
* @charging_end_time: saved end time of disabling charging
+ * @battery_status: Current battery status
*/
struct charger_manager {
struct list_head entry;
@@ -235,9 +226,6 @@ struct charger_manager {
#endif
bool charger_enabled;
- unsigned long fullbatt_vchk_jiffies_at;
- struct delayed_work fullbatt_vchk_work;
-
int emergency_stop;
char psy_name_buf[PSY_NAME_MAX + 1];
@@ -246,13 +234,8 @@ struct charger_manager {
u64 charging_start_time;
u64 charging_end_time;
+
+ int battery_status;
};
-#if IS_ENABLED(CONFIG_CHARGER_MANAGER)
-extern void cm_notify_event(struct power_supply *psy,
- enum cm_event_types type, char *msg);
-#else
-static inline void cm_notify_event(struct power_supply *psy,
- enum cm_event_types type, char *msg) { }
-#endif
#endif /* _CHARGER_MANAGER_H */
diff --git a/include/linux/power/gpio-charger.h b/include/linux/power/gpio-charger.h
index 5a5a8de98181..c0b7657ac1df 100644
--- a/include/linux/power/gpio-charger.h
+++ b/include/linux/power/gpio-charger.h
@@ -13,18 +13,12 @@
* struct gpio_charger_platform_data - platform_data for gpio_charger devices
* @name: Name for the chargers power_supply device
* @type: Type of the charger
- * @gpio: GPIO which is used to indicate the chargers status
- * @gpio_active_low: Should be set to 1 if the GPIO is active low otherwise 0
* @supplied_to: Array of battery names to which this chargers supplies power
* @num_supplicants: Number of entries in the supplied_to array
*/
struct gpio_charger_platform_data {
const char *name;
enum power_supply_type type;
-
- int gpio;
- int gpio_active_low;
-
char **supplied_to;
size_t num_supplicants;
};
diff --git a/include/linux/power/smb347-charger.h b/include/linux/power/smb347-charger.h
deleted file mode 100644
index e0b687a4d20c..000000000000
--- a/include/linux/power/smb347-charger.h
+++ /dev/null
@@ -1,114 +0,0 @@
-/* SPDX-License-Identifier: GPL-2.0-only */
-/*
- * Summit Microelectronics SMB347 Battery Charger Driver
- *
- * Copyright (C) 2011, Intel Corporation
- *
- * Authors: Bruce E. Robertson <bruce.e.robertson@intel.com>
- * Mika Westerberg <mika.westerberg@linux.intel.com>
- */
-
-#ifndef SMB347_CHARGER_H
-#define SMB347_CHARGER_H
-
-#include <linux/types.h>
-#include <linux/power_supply.h>
-
-enum {
- /* use the default compensation method */
- SMB347_SOFT_TEMP_COMPENSATE_DEFAULT = -1,
-
- SMB347_SOFT_TEMP_COMPENSATE_NONE,
- SMB347_SOFT_TEMP_COMPENSATE_CURRENT,
- SMB347_SOFT_TEMP_COMPENSATE_VOLTAGE,
-};
-
-/* Use default factory programmed value for hard/soft temperature limit */
-#define SMB347_TEMP_USE_DEFAULT -273
-
-/*
- * Charging enable can be controlled by software (via i2c) by
- * smb347-charger driver or by EN pin (active low/high).
- */
-enum smb347_chg_enable {
- SMB347_CHG_ENABLE_SW,
- SMB347_CHG_ENABLE_PIN_ACTIVE_LOW,
- SMB347_CHG_ENABLE_PIN_ACTIVE_HIGH,
-};
-
-/**
- * struct smb347_charger_platform_data - platform data for SMB347 charger
- * @battery_info: Information about the battery
- * @max_charge_current: maximum current (in uA) the battery can be charged
- * @max_charge_voltage: maximum voltage (in uV) the battery can be charged
- * @pre_charge_current: current (in uA) to use in pre-charging phase
- * @termination_current: current (in uA) used to determine when the
- * charging cycle terminates
- * @pre_to_fast_voltage: voltage (in uV) treshold used for transitioning to
- * pre-charge to fast charge mode
- * @mains_current_limit: maximum input current drawn from AC/DC input (in uA)
- * @usb_hc_current_limit: maximum input high current (in uA) drawn from USB
- * input
- * @chip_temp_threshold: die temperature where device starts limiting charge
- * current [%100 - %130] (in degree C)
- * @soft_cold_temp_limit: soft cold temperature limit [%0 - %15] (in degree C),
- * granularity is 5 deg C.
- * @soft_hot_temp_limit: soft hot temperature limit [%40 - %55] (in degree C),
- * granularity is 5 deg C.
- * @hard_cold_temp_limit: hard cold temperature limit [%-5 - %10] (in degree C),
- * granularity is 5 deg C.
- * @hard_hot_temp_limit: hard hot temperature limit [%50 - %65] (in degree C),
- * granularity is 5 deg C.
- * @suspend_on_hard_temp_limit: suspend charging when hard limit is hit
- * @soft_temp_limit_compensation: compensation method when soft temperature
- * limit is hit
- * @charge_current_compensation: current (in uA) for charging compensation
- * current when temperature hits soft limits
- * @use_mains: AC/DC input can be used
- * @use_usb: USB input can be used
- * @use_usb_otg: USB OTG output can be used (not implemented yet)
- * @irq_gpio: GPIO number used for interrupts (%-1 if not used)
- * @enable_control: how charging enable/disable is controlled
- * (driver/pin controls)
- *
- * @use_main, @use_usb, and @use_usb_otg are means to enable/disable
- * hardware support for these. This is useful when we want to have for
- * example OTG charging controlled via OTG transceiver driver and not by
- * the SMB347 hardware.
- *
- * Hard and soft temperature limit values are given as described in the
- * device data sheet and assuming NTC beta value is %3750. Even if this is
- * not the case, these values should be used. They can be mapped to the
- * corresponding NTC beta values with the help of table %2 in the data
- * sheet. So for example if NTC beta is %3375 and we want to program hard
- * hot limit to be %53 deg C, @hard_hot_temp_limit should be set to %50.
- *
- * If zero value is given in any of the current and voltage values, the
- * factory programmed default will be used. For soft/hard temperature
- * values, pass in %SMB347_TEMP_USE_DEFAULT instead.
- */
-struct smb347_charger_platform_data {
- struct power_supply_info battery_info;
- unsigned int max_charge_current;
- unsigned int max_charge_voltage;
- unsigned int pre_charge_current;
- unsigned int termination_current;
- unsigned int pre_to_fast_voltage;
- unsigned int mains_current_limit;
- unsigned int usb_hc_current_limit;
- unsigned int chip_temp_threshold;
- int soft_cold_temp_limit;
- int soft_hot_temp_limit;
- int hard_cold_temp_limit;
- int hard_hot_temp_limit;
- bool suspend_on_hard_temp_limit;
- unsigned int soft_temp_limit_compensation;
- unsigned int charge_current_compensation;
- bool use_mains;
- bool use_usb;
- bool use_usb_otg;
- int irq_gpio;
- enum smb347_chg_enable enable_control;
-};
-
-#endif /* SMB347_CHARGER_H */
diff --git a/include/linux/power_supply.h b/include/linux/power_supply.h
index 97cc4b85bf61..81a55e974feb 100644
--- a/include/linux/power_supply.h
+++ b/include/linux/power_supply.h
@@ -186,6 +186,7 @@ enum power_supply_type {
POWER_SUPPLY_TYPE_USB_PD, /* Power Delivery Port */
POWER_SUPPLY_TYPE_USB_PD_DRP, /* PD Dual Role Port */
POWER_SUPPLY_TYPE_APPLE_BRICK_ID, /* Apple Charging Method */
+ POWER_SUPPLY_TYPE_WIRELESS, /* Wireless */
};
enum power_supply_usb_type {
@@ -365,6 +366,12 @@ struct power_supply_battery_info {
int constant_charge_voltage_max_uv; /* microVolts */
int factory_internal_resistance_uohm; /* microOhms */
int ocv_temp[POWER_SUPPLY_OCV_TEMP_MAX];/* celsius */
+ int temp_ambient_alert_min; /* celsius */
+ int temp_ambient_alert_max; /* celsius */
+ int temp_alert_min; /* celsius */
+ int temp_alert_max; /* celsius */
+ int temp_min; /* celsius */
+ int temp_max; /* celsius */
struct power_supply_battery_ocv_table *ocv_table[POWER_SUPPLY_OCV_TEMP_MAX];
int ocv_table_size[POWER_SUPPLY_OCV_TEMP_MAX];
struct power_supply_resistance_temp_table *resist_table;