linux-kernel - [PATCH v3 1/4] ARM: dts: qcom: sdx65: Add QPIC BAM support

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Message-ID: <1651511286-18690-2-git-send-email-quic_kaushalk@quicinc.com>
Date:   Mon, 2 May 2022 10:08:03 -0700
From:   Kaushal Kumar <quic_kaushalk@...cinc.com>
To:     <agross@...nel.org>, <bjorn.andersson@...aro.org>,
        <robh+dt@...nel.org>, <krzysztof.kozlowski+dt@...aro.org>
CC:     <linux-arm-msm@...r.kernel.org>, <devicetree@...r.kernel.org>,
        <linux-kernel@...r.kernel.org>, <manivannan.sadhasivam@...aro.org>,
        "Kaushal Kumar" <quic_kaushalk@...cinc.com>
Subject: [PATCH v3 1/4] ARM: dts: qcom: sdx65: Add QPIC BAM support

Add devicetree node to enable support for QPIC
BAM DMA controller on Qualcomm SDX65 platform.

Reviewed-by: Manivannan Sadhasivam <manivannan.sadhasivam@...aro.org>
Signed-off-by: Kaushal Kumar <quic_kaushalk@...cinc.com>
---
 arch/arm/boot/dts/qcom-sdx65.dtsi | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/arch/arm/boot/dts/qcom-sdx65.dtsi b/arch/arm/boot/dts/qcom-sdx65.dtsi
index a64be20..d6a6087 100644
--- a/arch/arm/boot/dts/qcom-sdx65.dtsi
+++ b/arch/arm/boot/dts/qcom-sdx65.dtsi
@@ -199,6 +199,18 @@
 			qcom,bcm-voters = <&apps_bcm_voter>;
 		};
 
+		qpic_bam: dma-controller@...4000 {
+			compatible = "qcom,bam-v1.7.0";
+			reg = <0x01b04000 0x1c000>;
+			interrupts = <GIC_SPI 135 IRQ_TYPE_LEVEL_HIGH>;
+			clocks = <&rpmhcc RPMH_QPIC_CLK>;
+			clock-names = "bam_clk";
+			#dma-cells = <1>;
+			qcom,ee = <0>;
+			qcom,controlled-remotely;
+			status = "disabled";
+		};
+
 		tcsr_mutex: hwlock@...0000 {
 			compatible = "qcom,tcsr-mutex";
 			reg = <0x01f40000 0x40000>;
-- 
2.7.4