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charset="utf-8" Enable PCA9538 expander as interrupt controller on Lemans EVK and configure the corresponding TLMM pins via pinctrl to operate as GPIO inputs with internal pull-ups. Reviewed-by: Konrad Dybcio Reviewed-by: Dmitry Baryshkov Signed-off-by: Swati Agarwal --- arch/arm64/boot/dts/qcom/lemans-evk.dts | 44 +++++++++++++++++++++++++ 1 file changed, 44 insertions(+) diff --git a/arch/arm64/boot/dts/qcom/lemans-evk.dts b/arch/arm64/boot/dts/= qcom/lemans-evk.dts index 90fce947ca7e..397052394930 100644 --- a/arch/arm64/boot/dts/qcom/lemans-evk.dts +++ b/arch/arm64/boot/dts/qcom/lemans-evk.dts @@ -546,6 +546,11 @@ expander0: gpio@38 { reg =3D <0x38>; #gpio-cells =3D <2>; gpio-controller; + #interrupt-cells =3D <2>; + interrupt-controller; + interrupts-extended =3D <&tlmm 138 IRQ_TYPE_LEVEL_LOW>; + pinctrl-0 =3D <&expander0_int>; + pinctrl-names =3D "default"; }; =20 expander1: gpio@39 { @@ -553,6 +558,11 @@ expander1: gpio@39 { reg =3D <0x39>; #gpio-cells =3D <2>; gpio-controller; + #interrupt-cells =3D <2>; + interrupt-controller; + interrupts-extended =3D <&tlmm 19 IRQ_TYPE_LEVEL_LOW>; + pinctrl-0 =3D <&expander1_int>; + pinctrl-names =3D "default"; }; =20 expander2: gpio@3a { @@ -560,6 +570,11 @@ expander2: gpio@3a { reg =3D <0x3a>; #gpio-cells =3D <2>; gpio-controller; + #interrupt-cells =3D <2>; + interrupt-controller; + interrupts-extended =3D <&tlmm 139 IRQ_TYPE_LEVEL_LOW>; + pinctrl-0 =3D <&expander2_int>; + pinctrl-names =3D "default"; }; =20 expander3: gpio@3b { @@ -567,6 +582,11 @@ expander3: gpio@3b { reg =3D <0x3b>; #gpio-cells =3D <2>; gpio-controller; + #interrupt-cells =3D <2>; + interrupt-controller; + interrupts-extended =3D <&tlmm 39 IRQ_TYPE_LEVEL_LOW>; + pinctrl-0 =3D <&expander3_int>; + pinctrl-names =3D "default"; }; =20 eeprom@50 { @@ -804,6 +824,30 @@ ethernet0_mdio: ethernet0-mdio-pins { }; }; =20 + expander0_int: expander0-int-state { + pins =3D "gpio138"; + function =3D "gpio"; + bias-pull-up; + }; + + expander1_int: expander1-int-state { + pins =3D "gpio19"; + function =3D "gpio"; + bias-pull-up; + }; + + expander2_int: expander2-int-state { + pins =3D "gpio139"; + function =3D "gpio"; + bias-pull-up; + }; + + expander3_int: expander3-int-state { + pins =3D "gpio39"; + function =3D "gpio"; 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charset="utf-8" Rename vbus regulator for Primary USB controller as per Lemans EVK schematics. Reviewed-by: Konrad Dybcio Signed-off-by: Swati Agarwal --- arch/arm64/boot/dts/qcom/lemans-evk.dts | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/arch/arm64/boot/dts/qcom/lemans-evk.dts b/arch/arm64/boot/dts/= qcom/lemans-evk.dts index 397052394930..687cafe3d15c 100644 --- a/arch/arm64/boot/dts/qcom/lemans-evk.dts +++ b/arch/arm64/boot/dts/qcom/lemans-evk.dts @@ -44,7 +44,7 @@ connector-0 { data-role =3D "dual"; power-role =3D "dual"; =20 - vbus-supply =3D <&vbus_supply_regulator_0>; + vbus-supply =3D <&usb0_vbus>; =20 ports { #address-cells =3D <1>; @@ -132,9 +132,9 @@ platform { }; }; =20 - vbus_supply_regulator_0: regulator-vbus-supply-0 { + usb0_vbus: regulator-usb0-vbus { compatible =3D "regulator-fixed"; - regulator-name =3D "vbus_supply_0"; + regulator-name =3D "usb0_vbus"; gpio =3D <&expander1 2 GPIO_ACTIVE_HIGH>; regulator-min-microvolt =3D <5000000>; regulator-max-microvolt =3D <5000000>; --=20 2.34.1 From nobody Thu Apr 2 01:54:51 2026 Received: from mx0b-0031df01.pphosted.com (mx0b-0031df01.pphosted.com [205.220.180.131]) (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 B121933EB01 for ; 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charset="utf-8" Enable usb-role-switch for the tertiary USB controller on Lemans. Additionally, add a port node with an HS endpoint so the controller can be linked through the DT graph to the corresponding connector. Reviewed-by: Dmitry Baryshkov Reviewed-by: Konrad Dybcio Signed-off-by: Swati Agarwal --- arch/arm64/boot/dts/qcom/lemans.dtsi | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/arch/arm64/boot/dts/qcom/lemans.dtsi b/arch/arm64/boot/dts/qco= m/lemans.dtsi index 808827b83553..d0e63336be6b 100644 --- a/arch/arm64/boot/dts/qcom/lemans.dtsi +++ b/arch/arm64/boot/dts/qcom/lemans.dtsi @@ -4270,7 +4270,14 @@ usb_2: usb@a400000 { snps,dis-u1-entry-quirk; snps,dis-u2-entry-quirk; =20 + usb-role-switch; + status =3D "disabled"; + + port { + usb_2_dwc3_hs: endpoint { + }; + }; }; =20 tcsr_mutex: hwlock@1f40000 { --=20 2.34.1 From nobody Thu Apr 2 01:54:51 2026 Received: from mx0b-0031df01.pphosted.com (mx0b-0031df01.pphosted.com [205.220.180.131]) (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 DF1691B4257 for ; Fri, 6 Mar 2026 09:16:11 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; 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charset="utf-8" Enable the tertiary usb controller connected to micro usb port in OTG mode on Lemans EVK platform. Reviewed-by: Konrad Dybcio Signed-off-by: Swati Agarwal --- arch/arm64/boot/dts/qcom/lemans-evk.dts | 52 +++++++++++++++++++++++++ 1 file changed, 52 insertions(+) diff --git a/arch/arm64/boot/dts/qcom/lemans-evk.dts b/arch/arm64/boot/dts/= qcom/lemans-evk.dts index 687cafe3d15c..a1ef4eba2a20 100644 --- a/arch/arm64/boot/dts/qcom/lemans-evk.dts +++ b/arch/arm64/boot/dts/qcom/lemans-evk.dts @@ -68,6 +68,25 @@ usb0_con_ss_ep: endpoint { }; }; =20 + connector-2 { + compatible =3D "gpio-usb-b-connector", "usb-b-connector"; + label =3D "micro-USB"; + type =3D "micro"; + + id-gpios =3D <&pmm8654au_2_gpios 11 GPIO_ACTIVE_HIGH>; + vbus-gpios =3D <&expander3 3 GPIO_ACTIVE_HIGH>; + vbus-supply =3D <&usb2_vbus>; + + pinctrl-0 =3D <&usb2_id>; + pinctrl-names =3D "default"; + + port { + usb2_con_hs_ep: endpoint { + remote-endpoint =3D <&usb_2_dwc3_hs>; + }; + }; + }; + edp0-connector { compatible =3D "dp-connector"; label =3D "EDP0"; @@ -141,6 +160,15 @@ usb0_vbus: regulator-usb0-vbus { enable-active-high; }; =20 + usb2_vbus: regulator-usb2-vbus { + compatible =3D "regulator-fixed"; + regulator-name =3D "usb2_vbus"; + gpio =3D <&pmm8654au_1_gpios 9 GPIO_ACTIVE_HIGH>; + regulator-min-microvolt =3D <5000000>; + regulator-max-microvolt =3D <5000000>; + enable-active-high; + }; + vmmc_sdc: regulator-vmmc-sdc { compatible =3D "regulator-fixed"; =20 @@ -719,6 +747,14 @@ usb0_intr_state: usb0-intr-state { bias-pull-up; power-source =3D <0>; }; + + usb2_id: usb2-id-state { + pins =3D "gpio11"; + function =3D "normal"; + input-enable; + bias-pull-up; + power-source =3D <0>; + }; }; =20 &qup_i2c19_default { @@ -966,6 +1002,22 @@ &usb_0_qmpphy { status =3D "okay"; }; =20 +&usb_2 { + status =3D "okay"; +}; + +&usb_2_dwc3_hs { + remote-endpoint =3D <&usb2_con_hs_ep>; +}; + +&usb_2_hsphy { + vdda-pll-supply =3D <&vreg_l7a>; + vdda18-supply =3D <&vreg_l6c>; + vdda33-supply =3D <&vreg_l9a>; + + status =3D "okay"; +}; + &xo_board_clk { clock-frequency =3D <38400000>; }; --=20 2.34.1