From: Vincent Knecht <vincent.knecht@xxxxxxxxxx>
BAM DMUX is used as the network interface to the modem. This is copied
as-is from msm8916.dtsi.
Signed-off-by: Vincent Knecht <vincent.knecht@xxxxxxxxxx>
Signed-off-by: Stephan Gerhold <stephan@xxxxxxxxxxx>
---
arch/arm64/boot/dts/qcom/msm8939.dtsi | 30 ++++++++++++++++++++++++++++++
1 file changed, 30 insertions(+)
diff --git a/arch/arm64/boot/dts/qcom/msm8939.dtsi b/arch/arm64/boot/dts/qcom/msm8939.dtsi
index 324b5d26db40..65c68e0e88d5 100644
--- a/arch/arm64/boot/dts/qcom/msm8939.dtsi
+++ b/arch/arm64/boot/dts/qcom/msm8939.dtsi
@@ -1537,6 +1537,20 @@ spmi_bus: spmi@200f000 {
#interrupt-cells = <4>;
};
+ bam_dmux_dma: dma-controller@4044000 {
+ compatible = "qcom,bam-v1.7.0";
+ reg = <0x04044000 0x19000>;
+ interrupts = <GIC_SPI 29 IRQ_TYPE_LEVEL_HIGH>;
+ #dma-cells = <1>;
+ qcom,ee = <0>;
+
+ num-channels = <6>;
+ qcom,num-ees = <1>;
+ qcom,powered-remotely;
+
+ status = "disabled";
+ };
+
mpss: remoteproc@4080000 {
compatible = "qcom,msm8916-mss-pil";
reg = <0x04080000 0x100>, <0x04020000 0x040>;
@@ -1569,6 +1583,22 @@ mpss: remoteproc@4080000 {
qcom,halt-regs = <&tcsr 0x18000 0x19000 0x1a000>;
status = "disabled";
+ bam_dmux: bam-dmux {
+ compatible = "qcom,bam-dmux";
+
+ interrupt-parent = <&hexagon_smsm>;
+ interrupts = <1 IRQ_TYPE_EDGE_BOTH>, <11 IRQ_TYPE_EDGE_BOTH>;
+ interrupt-names = "pc", "pc-ack";
+
+ qcom,smem-states = <&apps_smsm 1>, <&apps_smsm 11>;
+ qcom,smem-state-names = "pc", "pc-ack";
+
+ dmas = <&bam_dmux_dma 4>, <&bam_dmux_dma 5>;
+ dma-names = "tx", "rx";
+
+ status = "disabled";
+ };
+
mba {
memory-region = <&mba_mem>;
};
--
2.42.0
