diff options
Diffstat (limited to 'drivers/platform/x86/x86-android-tablets')
3 files changed, 80 insertions, 18 deletions
diff --git a/drivers/platform/x86/x86-android-tablets/asus.c b/drivers/platform/x86/x86-android-tablets/asus.c index 7dde63b9943f..97cd14c1fd23 100644 --- a/drivers/platform/x86/x86-android-tablets/asus.c +++ b/drivers/platform/x86/x86-android-tablets/asus.c @@ -206,24 +206,9 @@ static const struct software_node asus_tf103c_touchscreen_node = { .properties = asus_tf103c_touchscreen_props, }; -static const struct property_entry asus_tf103c_battery_props[] = { - PROPERTY_ENTRY_STRING("compatible", "simple-battery"), - PROPERTY_ENTRY_STRING("device-chemistry", "lithium-ion-polymer"), - PROPERTY_ENTRY_U32("precharge-current-microamp", 256000), - PROPERTY_ENTRY_U32("charge-term-current-microamp", 128000), - PROPERTY_ENTRY_U32("constant-charge-current-max-microamp", 2048000), - PROPERTY_ENTRY_U32("constant-charge-voltage-max-microvolt", 4208000), - PROPERTY_ENTRY_U32("factory-internal-resistance-micro-ohms", 150000), - { } -}; - -static const struct software_node asus_tf103c_battery_node = { - .properties = asus_tf103c_battery_props, -}; - static const struct property_entry asus_tf103c_bq24190_props[] = { PROPERTY_ENTRY_STRING_ARRAY_LEN("supplied-from", tusb1211_chg_det_psy, 1), - PROPERTY_ENTRY_REF("monitored-battery", &asus_tf103c_battery_node), + PROPERTY_ENTRY_REF("monitored-battery", &generic_lipo_4v2_battery_node), PROPERTY_ENTRY_U32("ti,system-minimum-microvolt", 3600000), PROPERTY_ENTRY_BOOL("omit-battery-class"), PROPERTY_ENTRY_BOOL("disable-reset"), @@ -236,7 +221,7 @@ static const struct software_node asus_tf103c_bq24190_node = { static const struct property_entry asus_tf103c_ug3105_props[] = { PROPERTY_ENTRY_STRING_ARRAY_LEN("supplied-from", bq24190_psy, 1), - PROPERTY_ENTRY_REF("monitored-battery", &asus_tf103c_battery_node), + PROPERTY_ENTRY_REF("monitored-battery", &generic_lipo_4v2_battery_node), PROPERTY_ENTRY_U32("upisemi,rsns-microohm", 5000), { } }; @@ -321,6 +306,6 @@ const struct x86_dev_info asus_tf103c_info __initconst = { .gpio_button = &asus_me176c_tf103c_lid, .gpio_button_count = 1, .gpiod_lookup_tables = asus_tf103c_gpios, - .bat_swnode = &asus_tf103c_battery_node, + .bat_swnode = &generic_lipo_4v2_battery_node, .modules = bq24190_modules, }; diff --git a/drivers/platform/x86/x86-android-tablets/shared-psy-info.c b/drivers/platform/x86/x86-android-tablets/shared-psy-info.c index a46fa15acfb1..fe34cedb6257 100644 --- a/drivers/platform/x86/x86-android-tablets/shared-psy-info.c +++ b/drivers/platform/x86/x86-android-tablets/shared-psy-info.c @@ -39,6 +39,78 @@ const struct software_node fg_bq25890_supply_node = { .properties = fg_bq25890_supply_props, }; +static const u32 generic_lipo_battery_ovc_cap_celcius[] = { 25 }; + +static const u32 generic_lipo_4v2_battery_ovc_cap_table0[] = { + 4200000, 100, + 4150000, 95, + 4110000, 90, + 4075000, 85, + 4020000, 80, + 3982500, 75, + 3945000, 70, + 3907500, 65, + 3870000, 60, + 3853333, 55, + 3836667, 50, + 3820000, 45, + 3803333, 40, + 3786667, 35, + 3770000, 30, + 3750000, 25, + 3730000, 20, + 3710000, 15, + 3690000, 10, + 3610000, 5, + 3350000, 0 +}; + +static const u32 generic_lipo_hv_4v35_battery_ovc_cap_table0[] = { + 4300000, 100, + 4250000, 96, + 4200000, 91, + 4150000, 86, + 4110000, 82, + 4075000, 77, + 4020000, 73, + 3982500, 68, + 3945000, 64, + 3907500, 59, + 3870000, 55, + 3853333, 50, + 3836667, 45, + 3820000, 41, + 3803333, 36, + 3786667, 32, + 3770000, 27, + 3750000, 23, + 3730000, 18, + 3710000, 14, + 3690000, 9, + 3610000, 5, + 3350000, 0 +}; + +/* Standard LiPo (max 4.2V) settings used by most devs with a LiPo battery */ +static const struct property_entry generic_lipo_4v2_battery_props[] = { + PROPERTY_ENTRY_STRING("compatible", "simple-battery"), + PROPERTY_ENTRY_STRING("device-chemistry", "lithium-ion-polymer"), + PROPERTY_ENTRY_U32("precharge-current-microamp", 256000), + PROPERTY_ENTRY_U32("charge-term-current-microamp", 128000), + PROPERTY_ENTRY_U32("constant-charge-current-max-microamp", 2048000), + PROPERTY_ENTRY_U32("constant-charge-voltage-max-microvolt", 4208000), + PROPERTY_ENTRY_U32("factory-internal-resistance-micro-ohms", 150000), + PROPERTY_ENTRY_U32_ARRAY("ocv-capacity-celsius", + generic_lipo_battery_ovc_cap_celcius), + PROPERTY_ENTRY_U32_ARRAY("ocv-capacity-table-0", + generic_lipo_4v2_battery_ovc_cap_table0), + { } +}; + +const struct software_node generic_lipo_4v2_battery_node = { + .properties = generic_lipo_4v2_battery_props, +}; + /* LiPo HighVoltage (max 4.35V) settings used by most devs with a HV battery */ static const struct property_entry generic_lipo_hv_4v35_battery_props[] = { PROPERTY_ENTRY_STRING("compatible", "simple-battery"), @@ -48,6 +120,10 @@ static const struct property_entry generic_lipo_hv_4v35_battery_props[] = { PROPERTY_ENTRY_U32("constant-charge-current-max-microamp", 1856000), PROPERTY_ENTRY_U32("constant-charge-voltage-max-microvolt", 4352000), PROPERTY_ENTRY_U32("factory-internal-resistance-micro-ohms", 150000), + PROPERTY_ENTRY_U32_ARRAY("ocv-capacity-celsius", + generic_lipo_battery_ovc_cap_celcius), + PROPERTY_ENTRY_U32_ARRAY("ocv-capacity-table-0", + generic_lipo_hv_4v35_battery_ovc_cap_table0), { } }; diff --git a/drivers/platform/x86/x86-android-tablets/shared-psy-info.h b/drivers/platform/x86/x86-android-tablets/shared-psy-info.h index c2d2968cddc2..bcf9845ad275 100644 --- a/drivers/platform/x86/x86-android-tablets/shared-psy-info.h +++ b/drivers/platform/x86/x86-android-tablets/shared-psy-info.h @@ -21,6 +21,7 @@ extern const char * const bq25890_psy[]; extern const struct software_node fg_bq24190_supply_node; extern const struct software_node fg_bq25890_supply_node; +extern const struct software_node generic_lipo_4v2_battery_node; extern const struct software_node generic_lipo_hv_4v35_battery_node; extern struct bq24190_platform_data bq24190_pdata; |