Enable the smb2 charger driver on the db845c and add a simple-battery node to report the correct VBAT voltage. Signed-off-by: Caleb Connolly <caleb.connolly@xxxxxxxxxx> --- arch/arm64/boot/dts/qcom/sdm845-db845c.dts | 18 ++++++++++++++++++ 1 file changed, 18 insertions(+) diff --git a/arch/arm64/boot/dts/qcom/sdm845-db845c.dts b/arch/arm64/boot/dts/qcom/sdm845-db845c.dts index 40a290b6d4f3..3b73b5305c51 100644 --- a/arch/arm64/boot/dts/qcom/sdm845-db845c.dts +++ b/arch/arm64/boot/dts/qcom/sdm845-db845c.dts @@ -240,6 +240,18 @@ vph_pwr: vph-pwr-regulator { vin-supply = <&vbat_som>; }; + + /* + * The db845c doesn't actually have a battery, but the charger circuitry + * is still wired up to support one, it needs to be programmed for nominal + * vbat voltage. See the vbat-regulator above. + */ + battery: battery { + compatible = "simple-battery"; + + voltage-min-design-microvolt = <4200000>; + voltage-max-design-microvolt = <4200000>; + }; }; &adsp_pas { @@ -603,6 +615,12 @@ &pmi8998_rradc { status = "okay"; }; +&pmi8998_charger { + status = "okay"; + + monitored-battery = <&battery>; +}; + /* QUAT I2S Uses 4 I2S SD Lines for audio on LT9611 HDMI Bridge */ &q6afedai { qi2s@22 { -- 2.36.0