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Date: Mon, 11 Mar 2024 19:41:37 +0530
From: Mrinmay Sarkar <quic_msarkar@...cinc.com>
To: andersson@...nel.org, krzysztof.kozlowski+dt@...aro.org,
        conor+dt@...nel.org, konrad.dybcio@...aro.org,
        manivannan.sadhasivam@...aro.org, robh@...nel.org
Cc: quic_shazhuss@...cinc.com, quic_nitegupt@...cinc.com,
        quic_ramkri@...cinc.com, quic_nayiluri@...cinc.com,
        quic_krichai@...cinc.com, quic_vbadigan@...cinc.com,
        quic_schintav@...cinc.com, Mrinmay Sarkar <quic_msarkar@...cinc.com>,
        Lorenzo Pieralisi <lpieralisi@...nel.org>,
        Krzysztof WilczyƄski <kw@...ux.com>,
        Bjorn Helgaas <bhelgaas@...gle.com>, linux-arm-msm@...r.kernel.org,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-pci@...r.kernel.org
Subject: [PATCH v7 3/3] arm64: dts: qcom: sa8775p: Mark PCIe EP controller as cache coherent

The PCIe EP controller on SA8775P supports cache coherency, hence add
the "dma-coherent" property to mark it as such.

Signed-off-by: Mrinmay Sarkar <quic_msarkar@...cinc.com>
Reviewed-by: Manivannan Sadhasivam <manivannan.sadhasivam@...aro.org>
Acked-by: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
---
 arch/arm64/boot/dts/qcom/sa8775p.dtsi | 1 +
 1 file changed, 1 insertion(+)

diff --git a/arch/arm64/boot/dts/qcom/sa8775p.dtsi b/arch/arm64/boot/dts/qcom/sa8775p.dtsi
index d9802027..53c31c7 100644
--- a/arch/arm64/boot/dts/qcom/sa8775p.dtsi
+++ b/arch/arm64/boot/dts/qcom/sa8775p.dtsi
@@ -3713,6 +3713,7 @@
 				<&gem_noc MASTER_APPSS_PROC 0 &config_noc SLAVE_PCIE_0 0>;
 		interconnect-names = "pcie-mem", "cpu-pcie";
 
+		dma-coherent;
 		iommus = <&pcie_smmu 0x0000 0x7f>;
 		resets = <&gcc GCC_PCIE_0_BCR>;
 		reset-names = "core";
-- 
2.7.4


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