From 0ff969158ac7167d19a0e86e365086c093836544 Mon Sep 17 00:00:00 2001 From: Sebastian Reichel Date: Wed, 13 May 2020 20:56:01 +0200 Subject: power: supply: sbs-battery: Add TI BQ20Z65 support Add support for BQ20Z65 manufacturer data to the sbs-battery driver. Implementation has been verified using the public TRM available from [0] and tested using a GE Flex 3S2P battery. [0] http://www.ti.com/lit/pdf/sluu386 Acked-by: Rob Herring Signed-off-by: Sebastian Reichel --- drivers/power/supply/sbs-battery.c | 15 ++++++++++----- 1 file changed, 10 insertions(+), 5 deletions(-) (limited to 'drivers/power') diff --git a/drivers/power/supply/sbs-battery.c b/drivers/power/supply/sbs-battery.c index 6acd242eed48..a15783802ef8 100644 --- a/drivers/power/supply/sbs-battery.c +++ b/drivers/power/supply/sbs-battery.c @@ -149,8 +149,8 @@ static enum power_supply_property sbs_properties[] = { POWER_SUPPLY_PROP_MODEL_NAME }; -/* Supports special manufacturer commands from TI BQ20Z75 IC. */ -#define SBS_FLAGS_TI_BQ20Z75 BIT(0) +/* Supports special manufacturer commands from TI BQ20Z65 and BQ20Z75 IC. */ +#define SBS_FLAGS_TI_BQ20ZX5 BIT(0) struct sbs_info { struct i2c_client *client; @@ -626,7 +626,7 @@ static int sbs_get_property(struct power_supply *psy, switch (psp) { case POWER_SUPPLY_PROP_PRESENT: case POWER_SUPPLY_PROP_HEALTH: - if (chip->flags & SBS_FLAGS_TI_BQ20Z75) + if (chip->flags & SBS_FLAGS_TI_BQ20ZX5) ret = sbs_get_ti_battery_presence_and_health(client, psp, val); else @@ -950,7 +950,7 @@ static int sbs_suspend(struct device *dev) if (chip->poll_time > 0) cancel_delayed_work_sync(&chip->work); - if (chip->flags & SBS_FLAGS_TI_BQ20Z75) { + if (chip->flags & SBS_FLAGS_TI_BQ20ZX5) { /* Write to manufacturer access with sleep command. */ ret = sbs_write_word_data(client, sbs_data[REG_MANUFACTURER_DATA].addr, @@ -970,6 +970,7 @@ static SIMPLE_DEV_PM_OPS(sbs_pm_ops, sbs_suspend, NULL); #endif static const struct i2c_device_id sbs_id[] = { + { "bq20z65", 0 }, { "bq20z75", 0 }, { "sbs-battery", 1 }, {} @@ -978,9 +979,13 @@ MODULE_DEVICE_TABLE(i2c, sbs_id); static const struct of_device_id sbs_dt_ids[] = { { .compatible = "sbs,sbs-battery" }, + { + .compatible = "ti,bq20z65", + .data = (void *)SBS_FLAGS_TI_BQ20ZX5, + }, { .compatible = "ti,bq20z75", - .data = (void *)SBS_FLAGS_TI_BQ20Z75, + .data = (void *)SBS_FLAGS_TI_BQ20ZX5, }, { } }; -- cgit v1.2.3