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| author |   Luca Weiss <luca@lucaweiss.eu> | 2025-02-17 23:05:24 +0100 |
|---|---|---|
| committer |   Bjorn Andersson <andersson@kernel.org> | 2025-03-14 22:17:00 -0500 |
| commit | 6b47ce06f22b3ad2921dda442be23abbe93ed251 (patch) | |
| tree | 71080b1cc65dd1e758edcda70366f56d42efb4ba | |
| parent | ARM: dts: qcom: msm8226: Add modem remoteproc node (diff) | |
| download | wireguard-linux-6b47ce06f22b3ad2921dda442be23abbe93ed251.tar.xz wireguard-linux-6b47ce06f22b3ad2921dda442be23abbe93ed251.zip | |
ARM: dts: qcom: msm8226: Add BAM DMUX Ethernet/IP device
BAM DMUX is used as the network interface to the modem.
Reviewed-by: Stephan Gerhold <stephan.gerhold@linaro.org>
Signed-off-by: Luca Weiss <luca@lucaweiss.eu>
Link: https://lore.kernel.org/r/20250217-msm8226-modem-v5-10-2bc74b80e0ae@lucaweiss.eu
Signed-off-by: Bjorn Andersson <andersson@kernel.org>
| -rw-r--r-- | arch/arm/boot/dts/qcom/qcom-msm8226.dtsi | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/qcom/qcom-msm8226.dtsi b/arch/arm/boot/dts/qcom/qcom-msm8226.dtsi index 662911f4cf16..32defb08b909 100644 --- a/arch/arm/boot/dts/qcom/qcom-msm8226.dtsi +++ b/arch/arm/boot/dts/qcom/qcom-msm8226.dtsi @@ -916,6 +916,18 @@ #interrupt-cells = <4>; }; + bam_dmux_dma: dma-controller@fc834000 { + compatible = "qcom,bam-v1.4.0"; + reg = <0xfc834000 0x7000>; + interrupts = <GIC_SPI 29 IRQ_TYPE_LEVEL_HIGH>; + #dma-cells = <1>; + qcom,ee = <0>; + + num-channels = <6>; + qcom,num-ees = <1>; + qcom,powered-remotely; + }; + modem: remoteproc@fc880000 { compatible = "qcom,msm8226-mss-pil"; reg = <0xfc880000 0x4040>, @@ -959,6 +971,20 @@ status = "disabled"; + bam_dmux: bam-dmux { + compatible = "qcom,bam-dmux"; + + interrupt-parent = <&modem_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"; + }; + smd-edge { interrupts = <GIC_SPI 25 IRQ_TYPE_EDGE_RISING>; |