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charset="utf-8" Add regulator current load support for vdda-phy vdda-pll. Signed-off-by: Wenmeng Liu --- .../devicetree/bindings/media/qcom,sc7280-camss.yaml | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/Documentation/devicetree/bindings/media/qcom,sc7280-camss.yaml= b/Documentation/devicetree/bindings/media/qcom,sc7280-camss.yaml index ee35e3bc97ff..a1ae4701d178 100644 --- a/Documentation/devicetree/bindings/media/qcom,sc7280-camss.yaml +++ b/Documentation/devicetree/bindings/media/qcom,sc7280-camss.yaml @@ -131,6 +131,12 @@ properties: description: Phandle to 1.8V regulator supply to PHY refclk pll block. =20 + regulator-load-current: + $ref: /schemas/types.yaml#/definitions/uint32-array + description: | + Specifies the load current (in microamperes) for the regulators used= by the device. + The first value corresponds to vdda-phy, and the second to vdda-pll. + ports: $ref: /schemas/graph.yaml#/properties/ports =20 --=20 2.34.1 From nobody Thu Oct 9 04:49:03 2025 Received: from mx0a-0031df01.pphosted.com (mx0a-0031df01.pphosted.com [205.220.168.131]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 4A5B118024; 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charset="utf-8" Add support for current load in csiphy. Signed-off-by: Wenmeng Liu --- .../media/platform/qcom/camss/camss-csiphy.c | 29 +++++++++++++++++++ .../media/platform/qcom/camss/camss-csiphy.h | 1 + 2 files changed, 30 insertions(+) diff --git a/drivers/media/platform/qcom/camss/camss-csiphy.c b/drivers/med= ia/platform/qcom/camss/camss-csiphy.c index c622efcc92ff..c3069e8a6b62 100644 --- a/drivers/media/platform/qcom/camss/camss-csiphy.c +++ b/drivers/media/platform/qcom/camss/camss-csiphy.c @@ -209,6 +209,7 @@ static int csiphy_set_power(struct v4l2_subdev *sd, int= on) { struct csiphy_device *csiphy =3D v4l2_get_subdevdata(sd); struct device *dev =3D csiphy->camss->dev; + int i; =20 if (on) { int ret; @@ -217,6 +218,15 @@ static int csiphy_set_power(struct v4l2_subdev *sd, in= t on) if (ret < 0) return ret; =20 + if (csiphy->load_currents) { + for (i =3D 0; i < csiphy->num_supplies; i++) { + ret =3D regulator_set_load(csiphy->supplies[i].consumer, + csiphy->load_currents[i]); + if (ret) + return ret; + } + } + ret =3D regulator_bulk_enable(csiphy->num_supplies, csiphy->supplies); if (ret < 0) { @@ -250,6 +260,11 @@ static int csiphy_set_power(struct v4l2_subdev *sd, in= t on) =20 camss_disable_clocks(csiphy->nclocks, csiphy->clock); =20 + if (csiphy->load_currents) { + for (i =3D 0; i < csiphy->num_supplies; i++) + regulator_set_load(csiphy->supplies[i].consumer, 0); + } + regulator_bulk_disable(csiphy->num_supplies, csiphy->supplies); =20 pm_runtime_put_sync(dev); @@ -717,6 +732,20 @@ int msm_csiphy_subdev_init(struct camss *camss, =20 ret =3D devm_regulator_bulk_get(camss->dev, csiphy->num_supplies, csiphy->supplies); + + if (device_property_present(camss->dev, "regulator-load-current")) { + csiphy->load_currents =3D kcalloc(csiphy->num_supplies, sizeof(u32), GFP= _KERNEL); + if (!csiphy->load_currents) + return -ENOMEM; + + ret =3D device_property_read_u32_array(camss->dev, + "regulator-load-current", + csiphy->load_currents, + csiphy->num_supplies); + for (i =3D 0; i < csiphy->num_supplies; i++) + regulator_set_load(csiphy->supplies[i].consumer, 0); + } + return ret; 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charset="utf-8" Add csiphy current value to support csiphy current load setting. Signed-off-by: Wenmeng Liu --- arch/arm64/boot/dts/qcom/qcs6490-rb3gen2-vision-mezzanine.dtso | 1 + 1 file changed, 1 insertion(+) diff --git a/arch/arm64/boot/dts/qcom/qcs6490-rb3gen2-vision-mezzanine.dtso= b/arch/arm64/boot/dts/qcom/qcs6490-rb3gen2-vision-mezzanine.dtso index b9e4a5214f70..60e7d46db394 100644 --- a/arch/arm64/boot/dts/qcom/qcs6490-rb3gen2-vision-mezzanine.dtso +++ b/arch/arm64/boot/dts/qcom/qcs6490-rb3gen2-vision-mezzanine.dtso @@ -16,6 +16,7 @@ &camss { vdda-phy-supply =3D <&vreg_l10c_0p88>; vdda-pll-supply =3D <&vreg_l6b_1p2>; + regulator-load-current =3D <54000 96400>; =20 status =3D "okay"; =20 --=20 2.34.1