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X1E80100 compatible forces the software workaround. Add PDC compatible for purwa as "qcom,x1p42100-pdc" to remove the workaround from Purwa. Signed-off-by: Maulik Shah Acked-by: Konrad Dybcio Reviewed-by: Krzysztof Kozlowski --- Documentation/devicetree/bindings/interrupt-controller/qcom,pdc.yaml | 1 + 1 file changed, 1 insertion(+) diff --git a/Documentation/devicetree/bindings/interrupt-controller/qcom,pd= c.yaml b/Documentation/devicetree/bindings/interrupt-controller/qcom,pdc.ya= ml index 07a46c5457a4..420421863328 100644 --- a/Documentation/devicetree/bindings/interrupt-controller/qcom,pdc.yaml +++ b/Documentation/devicetree/bindings/interrupt-controller/qcom,pdc.yaml @@ -57,6 +57,7 @@ properties: - qcom,sm8650-pdc - qcom,sm8750-pdc - qcom,x1e80100-pdc + - qcom,x1p42100-pdc - const: qcom,pdc =20 reg: --=20 2.43.0 From nobody Mon Jun 29 16:47:08 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 7176043C07C for ; Tue, 16 Jun 2026 10:27:30 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; 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X1E80100 compatible forces the software workaround. Use the X1P42100 specific compatible string for the PDC node to remove the workaround. 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Add support to reset the PDC to pass through mode using qcom_scm_io_writel() similar to X1E80100. Make sure x1e_quirk to workaround a hardware bug is set only for X1E80100 as X1P42100 have this fixed in sillicon. Signed-off-by: Maulik Shah --- drivers/irqchip/qcom-pdc.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/drivers/irqchip/qcom-pdc.c b/drivers/irqchip/qcom-pdc.c index c6f2935ff788..0f638556d4d0 100644 --- a/drivers/irqchip/qcom-pdc.c +++ b/drivers/irqchip/qcom-pdc.c @@ -704,7 +704,10 @@ static int qcom_pdc_probe(struct platform_device *pdev= , struct device_node *pare } =20 pdc->x1e_quirk =3D true; + } =20 + if (of_device_is_compatible(node, "qcom,x1e80100-pdc") || + of_device_is_compatible(node, "qcom,x1p42100-pdc")) { if (!qcom_scm_is_available()) return -EPROBE_DEFER; =20 --=20 2.43.0