From: Kaushal Kumar <quic_kaushalk@quicinc.com>
Date: Tue, 15 Apr 2025 07:27:54 +0000 (+0530)
Subject: arm64: dts: qcom: sdx75: Add QPIC BAM support
X-Git-Tag: v6.16-rc1~97^2~3^2~7
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=5cf0ebd4800dc5b67a332c9f56d20882c41d6099;p=thirdparty%2Fkernel%2Fstable.git

arm64: dts: qcom: sdx75: Add QPIC BAM support

Add devicetree node to enable support for QPIC BAM DMA controller on
Qualcomm SDX75 platform.

Signed-off-by: Kaushal Kumar <quic_kaushalk@quicinc.com>
Link: https://lore.kernel.org/r/20250415072756.20046-4-quic_kaushalk@quicinc.com
Signed-off-by: Bjorn Andersson <andersson@kernel.org>
---

diff --git a/arch/arm64/boot/dts/qcom/sdx75.dtsi b/arch/arm64/boot/dts/qcom/sdx75.dtsi
index 8e63f635a3275..9b89ed6d11812 100644
--- a/arch/arm64/boot/dts/qcom/sdx75.dtsi
+++ b/arch/arm64/boot/dts/qcom/sdx75.dtsi
@@ -880,6 +880,20 @@
 			qcom,bcm-voters = <&apps_bcm_voter>;
 		};
 
+		qpic_bam: dma-controller@1c9c000 {
+			compatible = "qcom,bam-v1.7.0";
+			reg = <0x0 0x01c9c000 0x0 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;
+			iommus = <&apps_smmu 0x100 0x3>;
+			dma-coherent;
+			status = "disabled";
+		};
+
 		tcsr_mutex: hwlock@1f40000 {
 			compatible = "qcom,tcsr-mutex";
 			reg = <0x0 0x01f40000 0x0 0x40000>;