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Document the compatible strings for the Kalambo SoC and the Compute Reference Device (CRD) board based on it. Signed-off-by: Gopikrishna Garmidi Acked-by: Krzysztof Kozlowski --- Documentation/devicetree/bindings/arm/qcom.yaml | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/Documentation/devicetree/bindings/arm/qcom.yaml b/Documentatio= n/devicetree/bindings/arm/qcom.yaml index c7c9a9279684..b0c07a57bda6 100644 --- a/Documentation/devicetree/bindings/arm/qcom.yaml +++ b/Documentation/devicetree/bindings/arm/qcom.yaml @@ -174,6 +174,11 @@ properties: - qcom,kaanapali-qrd - const: qcom,kaanapali =20 + - items: + - enum: + - qcom,kalambo-crd + - const: qcom,kalambo + - items: - enum: - qcom,mahua-crd --=20 2.34.1 From nobody Sat Jul 25 04:30:38 2026 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 39DDC37DE83 for ; Sat, 18 Jul 2026 12:06:30 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; 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It is derived from Mahua with CPU cluster 0 removed, leaving it with just cluster 1. As a result, the PDP mailbox and SCP low-priority register windows are updated to match the reduced CPU complex. Everything else should work as-is. Add a label to the Glymur cluster0 cpu-map node to allow its removal on derived SoCs. Signed-off-by: Gopikrishna Garmidi --- arch/arm64/boot/dts/qcom/glymur.dtsi | 2 +- arch/arm64/boot/dts/qcom/kalambo.dtsi | 29 +++++++++++++++++++++++++++++ 2 files changed, 30 insertions(+), 1 deletion(-) diff --git a/arch/arm64/boot/dts/qcom/glymur.dtsi b/arch/arm64/boot/dts/qco= m/glymur.dtsi index 55d91c696a3a..f2feef362be5 100644 --- a/arch/arm64/boot/dts/qcom/glymur.dtsi +++ b/arch/arm64/boot/dts/qcom/glymur.dtsi @@ -275,7 +275,7 @@ cpu17: cpu@20500 { }; =20 cpu-map { - cluster0 { + cpu_map_cluster0: cluster0 { core0 { cpu =3D <&cpu0>; }; diff --git a/arch/arm64/boot/dts/qcom/kalambo.dtsi b/arch/arm64/boot/dts/qc= om/kalambo.dtsi new file mode 100644 index 000000000000..a56ff68b57b4 --- /dev/null +++ b/arch/arm64/boot/dts/qcom/kalambo.dtsi @@ -0,0 +1,29 @@ +// SPDX-License-Identifier: BSD-3-Clause +/* + * Copyright (c) Qualcomm Technologies, Inc. and/or its subsidiaries. + */ + +#include "mahua.dtsi" + +/delete-node/ &cluster0_pd; +/delete-node/ &cpu_map_cluster0; +/delete-node/ &cpu0; 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Similar to Mahua, it is pin-to-pin compatible with the Glymur CRD. It reuses the common CRD board description and drops the PMIC nodes not present on this design. Signed-off-by: Gopikrishna Garmidi Reviewed-by: Konrad Dybcio --- arch/arm64/boot/dts/qcom/Makefile | 1 + arch/arm64/boot/dts/qcom/kalambo-crd.dts | 21 +++++++++++++++++++++ 2 files changed, 22 insertions(+) diff --git a/arch/arm64/boot/dts/qcom/Makefile b/arch/arm64/boot/dts/qcom/M= akefile index e05414290d8e..0ea4d6696aee 100644 --- a/arch/arm64/boot/dts/qcom/Makefile +++ b/arch/arm64/boot/dts/qcom/Makefile @@ -43,6 +43,7 @@ dtb-$(CONFIG_ARCH_QCOM) +=3D ipq9574-rdp454.dtb dtb-$(CONFIG_ARCH_QCOM) +=3D ipq9650-rdp488.dtb dtb-$(CONFIG_ARCH_QCOM) +=3D kaanapali-mtp.dtb dtb-$(CONFIG_ARCH_QCOM) +=3D kaanapali-qrd.dtb +dtb-$(CONFIG_ARCH_QCOM) +=3D kalambo-crd.dtb dtb-$(CONFIG_ARCH_QCOM) +=3D lemans-evk.dtb =20 lemans-evk-camera-csi1-imx577-dtbs :=3D lemans-evk.dtb lemans-evk-camera-c= si1-imx577.dtbo diff --git a/arch/arm64/boot/dts/qcom/kalambo-crd.dts b/arch/arm64/boot/dts= /qcom/kalambo-crd.dts new file mode 100644 index 000000000000..b4441807f460 --- /dev/null +++ b/arch/arm64/boot/dts/qcom/kalambo-crd.dts @@ -0,0 +1,21 @@ +// SPDX-License-Identifier: BSD-3-Clause +/* + * Copyright (c) Qualcomm Technologies, Inc. and/or its subsidiaries. + */ + +/dts-v1/; + +#include "kalambo.dtsi" +#include "glymur-crd.dtsi" + +/delete-node/ &pmcx0102_d_e0; +/delete-node/ &pmcx0102_d0_thermal; +/delete-node/ &pmh0104_i_e0; +/delete-node/ &pmh0104_i0_thermal; +/delete-node/ &pmh0104_j_e0; +/delete-node/ &pmh0104_j0_thermal; + +/ { + model =3D "Qualcomm Technologies, Inc. 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Signed-off-by: Gopikrishna Garmidi Reviewed-by: Dmitry Baryshkov Reviewed-by: Konrad Dybcio --- drivers/firmware/qcom/qcom_scm.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/firmware/qcom/qcom_scm.c b/drivers/firmware/qcom/qcom_= scm.c index f35f2ee39130..d1cc6c908daa 100644 --- a/drivers/firmware/qcom/qcom_scm.c +++ b/drivers/firmware/qcom/qcom_scm.c @@ -2327,6 +2327,7 @@ static const struct of_device_id qcom_scm_qseecom_all= owlist[] __maybe_unused =3D { { .compatible =3D "microsoft,romulus15", }, { .compatible =3D "qcom,glymur-crd" }, { .compatible =3D "qcom,hamoa-iot-evk" }, + { .compatible =3D "qcom,kalambo-crd" }, { .compatible =3D "qcom,mahua-crd" }, { .compatible =3D "qcom,purwa-iot-evk" }, { .compatible =3D "qcom,sc8180x-primus" }, --=20 2.34.1 From nobody Sat Jul 25 04:30:38 2026 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 80FC0384235 for ; 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Add the Kalambo compatible to the UBWC configuration table to enable support. Signed-off-by: Gopikrishna Garmidi Reviewed-by: Dmitry Baryshkov Reviewed-by: Konrad Dybcio --- drivers/soc/qcom/ubwc_config.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/soc/qcom/ubwc_config.c b/drivers/soc/qcom/ubwc_config.c index 0209a02c390f..c5f79210ad52 100644 --- a/drivers/soc/qcom/ubwc_config.c +++ b/drivers/soc/qcom/ubwc_config.c @@ -112,6 +112,7 @@ static const struct of_device_id qcom_ubwc_configs[] __= maybe_unused =3D { { .compatible =3D "qcom,eliza", .data =3D &ubwc_5_0_hbb15 }, { .compatible =3D "qcom,glymur", .data =3D &glymur_data}, { .compatible =3D "qcom,kaanapali", .data =3D &ubwc_6_0_hbb16 }, + { .compatible =3D "qcom,kalambo", .data =3D &glymur_data }, { .compatible =3D "qcom,mahua", .data =3D &glymur_data }, { .compatible =3D "qcom,milos", .data =3D &milos_data }, { .compatible =3D "qcom,msm8226", .data =3D &no_ubwc_data }, --=20 2.34.1