* [PATCH] ARM: dts: qcom: msm8974: Add BAM DMUX Ethernet/IP device
@ 2022-05-17 20:34 Luca Weiss
2022-05-18 18:05 ` Stephan Gerhold
2022-07-03 3:56 ` (subset) " Bjorn Andersson
0 siblings, 2 replies; 3+ messages in thread
From: Luca Weiss @ 2022-05-17 20:34 UTC (permalink / raw)
To: linux-arm-msm
Cc: ~postmarketos/upstreaming, phone-devel, Luca Weiss, Andy Gross,
Bjorn Andersson, Rob Herring, Krzysztof Kozlowski, devicetree,
linux-kernel
BAM DMUX is used as the network interface to the modem.
Signed-off-by: Luca Weiss <luca@z3ntu.xyz>
---
arch/arm/boot/dts/qcom-msm8974.dtsi | 26 ++++++++++++++++++++++++++
1 file changed, 26 insertions(+)
diff --git a/arch/arm/boot/dts/qcom-msm8974.dtsi b/arch/arm/boot/dts/qcom-msm8974.dtsi
index 814ad0b46232..ffa6f874917a 100644
--- a/arch/arm/boot/dts/qcom-msm8974.dtsi
+++ b/arch/arm/boot/dts/qcom-msm8974.dtsi
@@ -1146,6 +1146,18 @@ spmi_bus: spmi@fc4cf000 {
#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;
+ };
+
remoteproc_mss: remoteproc@fc880000 {
compatible = "qcom,msm8974-mss-pil";
reg = <0xfc880000 0x100>, <0xfc820000 0x020>;
@@ -1180,6 +1192,20 @@ mpss {
memory-region = <&mpss_region>;
};
+ 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>;
--
2.36.0
^ permalink raw reply related [flat|nested] 3+ messages in thread
* Re: [PATCH] ARM: dts: qcom: msm8974: Add BAM DMUX Ethernet/IP device
2022-05-17 20:34 [PATCH] ARM: dts: qcom: msm8974: Add BAM DMUX Ethernet/IP device Luca Weiss
@ 2022-05-18 18:05 ` Stephan Gerhold
2022-07-03 3:56 ` (subset) " Bjorn Andersson
1 sibling, 0 replies; 3+ messages in thread
From: Stephan Gerhold @ 2022-05-18 18:05 UTC (permalink / raw)
To: Luca Weiss
Cc: linux-arm-msm, ~postmarketos/upstreaming, phone-devel,
Andy Gross, Bjorn Andersson, Rob Herring, Krzysztof Kozlowski,
devicetree, linux-kernel
On Tue, May 17, 2022 at 10:34:51PM +0200, Luca Weiss wrote:
> BAM DMUX is used as the network interface to the modem.
>
> Signed-off-by: Luca Weiss <luca@z3ntu.xyz>
Thanks for sending this patch!
Reviewed-by: Stephan Gerhold <stephan@gerhold.net>
> ---
> arch/arm/boot/dts/qcom-msm8974.dtsi | 26 ++++++++++++++++++++++++++
> 1 file changed, 26 insertions(+)
>
> diff --git a/arch/arm/boot/dts/qcom-msm8974.dtsi b/arch/arm/boot/dts/qcom-msm8974.dtsi
> index 814ad0b46232..ffa6f874917a 100644
> --- a/arch/arm/boot/dts/qcom-msm8974.dtsi
> +++ b/arch/arm/boot/dts/qcom-msm8974.dtsi
> @@ -1146,6 +1146,18 @@ spmi_bus: spmi@fc4cf000 {
> #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;
> + };
> +
> remoteproc_mss: remoteproc@fc880000 {
> compatible = "qcom,msm8974-mss-pil";
> reg = <0xfc880000 0x100>, <0xfc820000 0x020>;
> @@ -1180,6 +1192,20 @@ mpss {
> memory-region = <&mpss_region>;
> };
>
> + 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>;
>
> --
> 2.36.0
>
^ permalink raw reply [flat|nested] 3+ messages in thread
* Re: (subset) [PATCH] ARM: dts: qcom: msm8974: Add BAM DMUX Ethernet/IP device
2022-05-17 20:34 [PATCH] ARM: dts: qcom: msm8974: Add BAM DMUX Ethernet/IP device Luca Weiss
2022-05-18 18:05 ` Stephan Gerhold
@ 2022-07-03 3:56 ` Bjorn Andersson
1 sibling, 0 replies; 3+ messages in thread
From: Bjorn Andersson @ 2022-07-03 3:56 UTC (permalink / raw)
To: linux-arm-msm, Luca Weiss
Cc: Rob Herring, Andy Gross, Krzysztof Kozlowski, linux-kernel,
devicetree, phone-devel, ~postmarketos/upstreaming
On Tue, 17 May 2022 22:34:51 +0200, Luca Weiss wrote:
> BAM DMUX is used as the network interface to the modem.
>
>
Applied, thanks!
[1/1] ARM: dts: qcom: msm8974: Add BAM DMUX Ethernet/IP device
commit: 4eb1560259de4fd5f89ec5e7faf5d4c6a83bae9c
Best regards,
--
Bjorn Andersson <bjorn.andersson@linaro.org>
^ permalink raw reply [flat|nested] 3+ messages in thread
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2022-05-17 20:34 [PATCH] ARM: dts: qcom: msm8974: Add BAM DMUX Ethernet/IP device Luca Weiss
2022-05-18 18:05 ` Stephan Gerhold
2022-07-03 3:56 ` (subset) " Bjorn Andersson
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