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    Subject[PATCH v4 07/10] power: supplies: bq27xxx: adds specific support for bq27520-g2 revision.
    Date
    From: Chris Lapa <chris@lapa.com.au>

    This commit adds the BQ27520G2 chip definition to specifically match the
    bq27520-G2 functionality as described in the datasheet.

    tested: no

    Signed-off-by: Chris Lapa <chris@lapa.com.au>
    Acked-by: Pali Rohár <pali.rohar@gmail.com>
    Reviewed-by: Andrew F. Davis <afd@ti.com>
    ---
    drivers/power/supply/bq27xxx_battery.c | 43 ++++++++++++++++++++++++++++++
    drivers/power/supply/bq27xxx_battery_i2c.c | 2 ++
    include/linux/power/bq27xxx_battery.h | 1 +
    3 files changed, 46 insertions(+)

    diff --git a/drivers/power/supply/bq27xxx_battery.c b/drivers/power/supply/bq27xxx_battery.c
    index ff6f967..8fa51f4 100644
    --- a/drivers/power/supply/bq27xxx_battery.c
    +++ b/drivers/power/supply/bq27xxx_battery.c
    @@ -27,6 +27,7 @@
    * http://www.ti.com/product/bq27510-g3
    * http://www.ti.com/product/bq27520-g4
    * http://www.ti.com/product/bq27520-g1
    + * http://www.ti.com/product/bq27520-g2
    * http://www.ti.com/product/bq27530-g1
    * http://www.ti.com/product/bq27531-g1
    * http://www.ti.com/product/bq27541-g1
    @@ -262,6 +263,25 @@ static u8 bq27xxx_regs[][BQ27XXX_REG_MAX] = {
    [BQ27XXX_REG_DCAP] = 0x3c,
    [BQ27XXX_REG_AP] = 0x24,
    },
    + [BQ27520G2] = {
    + [BQ27XXX_REG_CTRL] = 0x00,
    + [BQ27XXX_REG_TEMP] = 0x06,
    + [BQ27XXX_REG_INT_TEMP] = 0x36,
    + [BQ27XXX_REG_VOLT] = 0x08,
    + [BQ27XXX_REG_AI] = 0x14,
    + [BQ27XXX_REG_FLAGS] = 0x0a,
    + [BQ27XXX_REG_TTE] = 0x16,
    + [BQ27XXX_REG_TTF] = 0x18,
    + [BQ27XXX_REG_TTES] = 0x1c,
    + [BQ27XXX_REG_TTECP] = 0x26,
    + [BQ27XXX_REG_NAC] = 0x0c,
    + [BQ27XXX_REG_FCC] = 0x12,
    + [BQ27XXX_REG_CYCT] = 0x2a,
    + [BQ27XXX_REG_AE] = 0x22,
    + [BQ27XXX_REG_SOC] = 0x2c,
    + [BQ27XXX_REG_DCAP] = 0x3c,
    + [BQ27XXX_REG_AP] = 0x24,
    + },
    [BQ27530] = {
    [BQ27XXX_REG_CTRL] = 0x00,
    [BQ27XXX_REG_TEMP] = 0x06,
    @@ -501,6 +521,27 @@ static enum power_supply_property bq27520g1_battery_props[] = {
    POWER_SUPPLY_PROP_MANUFACTURER,
    };

    +static enum power_supply_property bq27520g2_battery_props[] = {
    + POWER_SUPPLY_PROP_STATUS,
    + POWER_SUPPLY_PROP_PRESENT,
    + POWER_SUPPLY_PROP_VOLTAGE_NOW,
    + POWER_SUPPLY_PROP_CURRENT_NOW,
    + POWER_SUPPLY_PROP_CAPACITY,
    + POWER_SUPPLY_PROP_CAPACITY_LEVEL,
    + POWER_SUPPLY_PROP_TEMP,
    + POWER_SUPPLY_PROP_TIME_TO_EMPTY_NOW,
    + POWER_SUPPLY_PROP_TIME_TO_FULL_NOW,
    + POWER_SUPPLY_PROP_TECHNOLOGY,
    + POWER_SUPPLY_PROP_CHARGE_FULL,
    + POWER_SUPPLY_PROP_CHARGE_NOW,
    + POWER_SUPPLY_PROP_CHARGE_FULL_DESIGN,
    + POWER_SUPPLY_PROP_CYCLE_COUNT,
    + POWER_SUPPLY_PROP_ENERGY_NOW,
    + POWER_SUPPLY_PROP_POWER_AVG,
    + POWER_SUPPLY_PROP_HEALTH,
    + POWER_SUPPLY_PROP_MANUFACTURER,
    +};
    +
    static enum power_supply_property bq27530_battery_props[] = {
    POWER_SUPPLY_PROP_STATUS,
    POWER_SUPPLY_PROP_PRESENT,
    @@ -589,6 +630,7 @@ static struct {
    BQ27XXX_PROP(BQ27510G2, bq27510g2_battery_props),
    BQ27XXX_PROP(BQ27510G3, bq27510g3_battery_props),
    BQ27XXX_PROP(BQ27520G1, bq27520g1_battery_props),
    + BQ27XXX_PROP(BQ27520G2, bq27520g2_battery_props),
    BQ27XXX_PROP(BQ27530, bq27530_battery_props),
    BQ27XXX_PROP(BQ27541, bq27541_battery_props),
    BQ27XXX_PROP(BQ27545, bq27545_battery_props),
    @@ -847,6 +889,7 @@ static bool bq27xxx_battery_overtemp(struct bq27xxx_device_info *di, u16 flags)
    case BQ27510G2:
    case BQ27510G3:
    case BQ27520G1:
    + case BQ27520G2:
    case BQ27541:
    case BQ27545:
    return flags & (BQ27XXX_FLAG_OTC | BQ27XXX_FLAG_OTD);
    diff --git a/drivers/power/supply/bq27xxx_battery_i2c.c b/drivers/power/supply/bq27xxx_battery_i2c.c
    index 33a7d18..4835523 100644
    --- a/drivers/power/supply/bq27xxx_battery_i2c.c
    +++ b/drivers/power/supply/bq27xxx_battery_i2c.c
    @@ -156,6 +156,7 @@ static const struct i2c_device_id bq27xxx_i2c_id_table[] = {
    { "bq27510g2", BQ27510G2 },
    { "bq27510g3", BQ27510G3 },
    { "bq27520g1", BQ27520G1 },
    + { "bq27520g2", BQ27520G2 },
    { "bq27530", BQ27530 },
    { "bq27531", BQ27530 },
    { "bq27541", BQ27541 },
    @@ -183,6 +184,7 @@ static const struct of_device_id bq27xxx_battery_i2c_of_match_table[] = {
    { .compatible = "ti,bq27510g2" },
    { .compatible = "ti,bq27510g3" },
    { .compatible = "ti,bq27520g1" },
    + { .compatible = "ti,bq27520g2" },
    { .compatible = "ti,bq27530" },
    { .compatible = "ti,bq27531" },
    { .compatible = "ti,bq27541" },
    diff --git a/include/linux/power/bq27xxx_battery.h b/include/linux/power/bq27xxx_battery.h
    index b971401..6a1a4ab 100644
    --- a/include/linux/power/bq27xxx_battery.h
    +++ b/include/linux/power/bq27xxx_battery.h
    @@ -10,6 +10,7 @@ enum bq27xxx_chip {
    BQ27510G2, /* bq27510G2 */
    BQ27510G3, /* bq27510G3 */
    BQ27520G1, /* bq27520G1 */
    + BQ27520G2, /* bq27520G2 */
    BQ27530, /* bq27530, bq27531 */
    BQ27541, /* bq27541, bq27542, bq27546, bq27742 */
    BQ27545, /* bq27545 */
    --
    2.1.4
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