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Message-ID: <5053388b-df74-b0a0-253f-9bf9145d8059@quicinc.com>
Date: Mon, 13 Mar 2023 14:11:13 -0700
From: Melody Olvera <quic_molvera@...cinc.com>
To: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>,
Andy Gross <agross@...nel.org>,
Bjorn Andersson <andersson@...nel.org>,
Rob Herring <robh+dt@...nel.org>,
Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
Jassi Brar <jassisinghbrar@...il.com>,
Mathieu Poirier <mathieu.poirier@...aro.org>,
Robert Marko <robimarko@...il.com>,
Guru Das Srinagesh <quic_gurus@...cinc.com>
CC: Konrad Dybcio <konrad.dybcio@...aro.org>,
Manivannan Sadhasivam <mani@...nel.org>,
<linux-arm-msm@...r.kernel.org>, <devicetree@...r.kernel.org>,
<linux-kernel@...r.kernel.org>, <linux-remoteproc@...r.kernel.org>
Subject: Re: [PATCH v2 3/7] dt-bindings: remoteproc: mpss: Document
QDU1000/QRU1000 mpss devices
On 3/9/2023 12:33 AM, Krzysztof Kozlowski wrote:
> On 07/03/2023 00:11, Melody Olvera wrote:
>> This documents the compatible for the component used to boot the
> Do not use "This commit/patch".
> https://elixir.bootlin.com/linux/v5.17.1/source/Documentation/process/submitting-patches.rst#L95
Ok.
>
>> MPSS on the QDU1000 and QRU1000 SoCs.
>>
>> The QDU1000 and QRU1000 mpss boot process now requires the specification
>> of an RMB register space to complete the handshake needed to start or
>> attach the mpss.
>>
>> Signed-off-by: Melody Olvera <quic_molvera@...cinc.com>
>> ---
>> .../remoteproc/qcom,qdu1000-mpss-pas.yaml | 130 ++++++++++++++++++
>> 1 file changed, 130 insertions(+)
>> create mode 100644 Documentation/devicetree/bindings/remoteproc/qcom,qdu1000-mpss-pas.yaml
>>
>> diff --git a/Documentation/devicetree/bindings/remoteproc/qcom,qdu1000-mpss-pas.yaml b/Documentation/devicetree/bindings/remoteproc/qcom,qdu1000-mpss-pas.yaml
>> new file mode 100644
>> index 000000000000..9cb4296c1fa6
>> --- /dev/null
>> +++ b/Documentation/devicetree/bindings/remoteproc/qcom,qdu1000-mpss-pas.yaml
>> @@ -0,0 +1,130 @@
>> +# SPDX-License-Identifier: GPL-2.0 OR BSD-2-Clause
>> +%YAML 1.2
>> +---
>> +$id: http://devicetree.org/schemas/remoteproc/qcom,qdu1000-mpss-pas.yaml#
>> +$schema: http://devicetree.org/meta-schemas/core.yaml#
>> +
>> +title: Qualcomm QDU1000 Modem Peripheral Authentication Service
>> +
>> +maintainers:
>> + - Melody Olvera <quic_molvera@...cinc.com>
>> +
>> +description:
>> + Qualcomm QDU1000 SoC Peripheral Authentication Service loads and boots firmware
>> + on the Qualcomm DSP Hexagon core.
>> +
>> +properties:
>> + compatible:
>> + enum:
>> + - qcom,qdu1000-mpss-pas
>> +
>> + reg:
>> + maxItems: 2
> You need to list the items instead (just like for clocks).
Will do.
>
>> +
>> + clocks:
>> + items:
>> + - description: XO clock
>> +
>> + clock-names:
>> + items:
>> + - const: xo
>> +
>> + qcom,qmp:
>> + $ref: /schemas/types.yaml#/definitions/phandle
>> + description: Reference to the AOSS side-channel message RAM.
>> +
>> + smd-edge: false
>> +
>> + firmware-name:
>> + $ref: /schemas/types.yaml#/definitions/string-array
> You can now drop the $ref.
Ok will drop.
>
>> + items:
>> + - description: Firmware name of the Hexagon core
>> + - description: Firmware name of the Hexagon Devicetree
>> +
>> + memory-region:
>> + items:
>> + - description: Memory region for main Firmware authentication
>> + - description: Memory region for Devicetree Firmware authentication
>> + - description: DSM Memory region
>> +
>> + interrupts:
>> + minItems: 6
>> +
>> + interrupt-names:
>> + minItems: 6
>> +
>> + interconnects:
>> + minItems: 1
> maxItems instead
Last comments said to drop this since it's redundant from qcom,pas-common.yaml. Will drop per
our discussion on https://lore.kernel.org/all/aba45ae9-8558-50c1-e5ad-dd910dacdbb3@linaro.org/.
>
>> +
>> + power-domains:
>> + items:
>> + - description: CX power domain
>> + - description: MSS power domain
>> +
>> + power-domain-names:
>> + items:
>> + - const: cx
>> + - const: mss
>> +
>> +required:
>> + - compatible
>> + - reg
> memory-region
>
> (I fixed other bindings)
Ah sounds good. Will add here.
>
>> +
>> +allOf:
>> + - $ref: /schemas/remoteproc/qcom,pas-common.yaml#
>> +
>> +unevaluatedProperties: false
>> +
>> +examples:
>> + - |
>> + #include <dt-bindings/clock/qcom,rpmh.h>
>> + #include <dt-bindings/interconnect/qcom,qdu1000-rpmh.h>
>> + #include <dt-bindings/interrupt-controller/arm-gic.h>
>> + #include <dt-bindings/interrupt-controller/irq.h>
>> + #include <dt-bindings/mailbox/qcom-ipcc.h>
>> + #include <dt-bindings/power/qcom-rpmpd.h>
>> +
>> + remoteproc@...0000 {
>> + compatible = "qcom,qdu1000-mpss-pas";
>> + reg = <0x4080000 0x4040>,
>> + <0x4180000 0x1000>;
>> +
>> + clocks = <&rpmhcc RPMH_CXO_CLK>;
>> + clock-names = "xo";
>> +
>> + interrupts-extended = <&intc GIC_SPI 264 IRQ_TYPE_EDGE_RISING>,
>> + <&smp2p_modem_in 0 IRQ_TYPE_EDGE_RISING>,
>> + <&smp2p_modem_in 1 IRQ_TYPE_EDGE_RISING>,
>> + <&smp2p_modem_in 2 IRQ_TYPE_EDGE_RISING>,
>> + <&smp2p_modem_in 3 IRQ_TYPE_EDGE_RISING>,
>> + <&smp2p_modem_in 7 IRQ_TYPE_EDGE_RISING>;
>> + interrupt-names = "wdog", "fatal", "ready", "handover",
>> + "stop-ack", "shutdown-ack";
>> +
>> + memory-region = <&mpss_mem>, <&dtb_mpss_mem>, <&mpss_dsm_mem>;
>> +
>> + firmware-name = "qcom/qdu1000/modem.mbn",
>> + "qcom/qdu1000/modem_dtb.mbn";
>> +
>> + power-domains = <&rpmhpd QDU1000_CX>,
>> + <&rpmhpd QDU1000_MSS>;
>> + power-domain-names = "cx", "mss";
>> +
>> + interconnects = <&mc_virt MASTER_LLCC &mc_virt SLAVE_EBI1>;
>> +
>> + qcom,qmp = <&aoss_qmp>;
>> +
>> + qcom,smem-states = <&smp2p_adsp_out 0>;
>> + qcom,smem-state-names = "stop";
>> +
>> + glink-edge {
>> + interrupts-extended = <&ipcc IPCC_CLIENT_MPSS
>> + IPCC_MPROC_SIGNAL_GLINK_QMP
>> + IRQ_TYPE_EDGE_RISING>;
>> + mboxes = <&ipcc IPCC_CLIENT_MPSS IPCC_MPROC_SIGNAL_GLINK_QMP>;
>> +
>> + label = "modem";
>> + qcom,remote-pid = <2>;
>> +
> Drop stray blank line
Got it. Also per https://lore.kernel.org/all/aba45ae9-8558-50c1-e5ad-dd910dacdbb3@linaro.org/.
Apologies for missing some comments.
Thanks,
Melody
>> + };
>> + };
> Best regards,
> Krzysztof
>
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