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| Qualcomm ADSP Peripheral Image Loader
|
| This document defines the binding for a component that loads and boots firmware
| on the Qualcomm ADSP Hexagon core.
|
| - compatible:
| Usage: required
| Value type: <string>
| Definition: must be one of:
| "qcom,msm8974-adsp-pil"
| "qcom,msm8996-adsp-pil"
| "qcom,msm8996-slpi-pil"
| "qcom,msm8998-adsp-pas"
| "qcom,msm8998-slpi-pas"
| "qcom,qcs404-adsp-pas"
| "qcom,qcs404-cdsp-pas"
| "qcom,qcs404-wcss-pas"
| "qcom,sc7180-mpss-pas"
| "qcom,sdm845-adsp-pas"
| "qcom,sdm845-cdsp-pas"
| "qcom,sm8150-adsp-pas"
| "qcom,sm8150-cdsp-pas"
| "qcom,sm8150-mpss-pas"
| "qcom,sm8150-slpi-pas"
| "qcom,sm8250-adsp-pas"
| "qcom,sm8250-cdsp-pas"
| "qcom,sm8250-slpi-pas"
|
| - interrupts-extended:
| Usage: required
| Value type: <prop-encoded-array>
| Definition: reference to the interrupts that match interrupt-names
|
| - interrupt-names:
| Usage: required
| Value type: <stringlist>
| Definition: The interrupts needed depends on the compatible
| string:
| qcom,msm8974-adsp-pil:
| qcom,msm8996-adsp-pil:
| qcom,msm8996-slpi-pil:
| qcom,msm8998-adsp-pas:
| qcom,msm8998-slpi-pas:
| qcom,qcs404-adsp-pas:
| qcom,qcs404-cdsp-pas:
| qcom,sdm845-adsp-pas:
| qcom,sdm845-cdsp-pas:
| qcom,sm8150-adsp-pas:
| qcom,sm8150-cdsp-pas:
| qcom,sm8150-slpi-pas:
| qcom,sm8250-adsp-pas:
| qcom,sm8250-cdsp-pas:
| qcom,sm8250-slpi-pas:
| must be "wdog", "fatal", "ready", "handover", "stop-ack"
| qcom,qcs404-wcss-pas:
| qcom,sc7180-mpss-pas:
| qcom,sm8150-mpss-pas:
| must be "wdog", "fatal", "ready", "handover", "stop-ack",
| "shutdown-ack"
|
| - firmware-name:
| Usage: optional
| Value type: <string>
| Definition: must list the relative firmware image path for the
| Hexagon Core.
|
| - clocks:
| Usage: required
| Value type: <prop-encoded-array>
| Definition: reference to the xo clock and optionally aggre2 clock to be
| held on behalf of the booting Hexagon core
|
| - clock-names:
| Usage: required
| Value type: <stringlist>
| Definition: must be "xo" and optionally include "aggre2"
|
| - cx-supply:
| Usage: required
| Value type: <phandle>
| Definition: reference to the regulator to be held on behalf of the
| booting Hexagon core
|
| - px-supply:
| Usage: required
| Value type: <phandle>
| Definition: reference to the px regulator to be held on behalf of the
| booting Hexagon core
|
| - power-domains:
| Usage: required
| Value type: <phandle>
| Definition: reference to power-domains that match the power-domain-names
|
| - power-domain-names:
| Usage: required
| Value type: <stringlist>
| Definition: The power-domains needed depend on the compatible string:
| qcom,msm8974-adsp-pil:
| qcom,msm8996-adsp-pil:
| qcom,msm8998-adsp-pas:
| must be "cx"
| qcom,msm8996-slpi-pil:
| must be "ss_cx"
| qcom,msm8998-slpi-pas:
| must be "ssc_cx"
| qcom,qcs404-adsp-pas:
| must be "lpi_cx"
| qcom,qcs404-cdsp-pas:
| qcom,qcs404-wcss-pas:
| must be "mx"
| qcom,sdm845-adsp-pas:
| qcom,sdm845-cdsp-pas:
| qcom,sm8150-adsp-pas:
| qcom,sm8150-cdsp-pas:
| qcom,sm8250-cdsp-pas:
| must be "cx", "load_state"
| qcom,sc7180-mpss-pas:
| qcom,sm8150-mpss-pas:
| must be "cx", "load_state", "mss"
| qcom,sm8250-adsp-pas:
| qcom,sm8150-slpi-pas:
| qcom,sm8250-slpi-pas:
| must be "lcx", "lmx", "load_state"
|
| - memory-region:
| Usage: required
| Value type: <phandle>
| Definition: reference to the reserved-memory for the ADSP
|
| - qcom,smem-states:
| Usage: required
| Value type: <phandle>
| Definition: reference to the smem state for requesting the ADSP to
| shut down
|
| - qcom,smem-state-names:
| Usage: required
| Value type: <stringlist>
| Definition: must be "stop"
|
|
| = SUBNODES
| The adsp node may have an subnode named either "smd-edge" or "glink-edge" that
| describes the communication edge, channels and devices related to the ADSP.
| See ../soc/qcom/qcom,smd.txt and ../soc/qcom/qcom,glink.txt for details on how
| to describe these.
|
|
| = EXAMPLE
| The following example describes the resources needed to boot control the
| ADSP, as it is found on MSM8974 boards.
|
| adsp {
| compatible = "qcom,msm8974-adsp-pil";
|
| interrupts-extended = <&intc 0 162 IRQ_TYPE_EDGE_RISING>,
| <&adsp_smp2p_in 0 IRQ_TYPE_EDGE_RISING>,
| <&adsp_smp2p_in 1 IRQ_TYPE_EDGE_RISING>,
| <&adsp_smp2p_in 2 IRQ_TYPE_EDGE_RISING>,
| <&adsp_smp2p_in 3 IRQ_TYPE_EDGE_RISING>;
| interrupt-names = "wdog",
| "fatal",
| "ready",
| "handover",
| "stop-ack";
|
| clocks = <&rpmcc RPM_CXO_CLK>;
| clock-names = "xo";
|
| cx-supply = <&pm8841_s2>;
|
| memory-region = <&adsp_region>;
|
| qcom,smem-states = <&adsp_smp2p_out 0>;
| qcom,smem-state-names = "stop";
|
| smd-edge {
| interrupts = <0 156 IRQ_TYPE_EDGE_RISING>;
|
| qcom,ipc = <&apcs 8 8>;
| qcom,smd-edge = <1>;
| };
| };
|
| The following example describes the resources needed to boot control the
| SLPI, as it is found on MSM8996 boards.
|
| slpi {
| compatible = "qcom,msm8996-slpi-pil";
| interrupts-extended = <&intc 0 390 IRQ_TYPE_EDGE_RISING>,
| <&slpi_smp2p_in 0 IRQ_TYPE_EDGE_RISING>,
| <&slpi_smp2p_in 1 IRQ_TYPE_EDGE_RISING>,
| <&slpi_smp2p_in 2 IRQ_TYPE_EDGE_RISING>,
| <&slpi_smp2p_in 3 IRQ_TYPE_EDGE_RISING>;
| interrupt-names = "wdog",
| "fatal",
| "ready",
| "handover",
| "stop-ack";
|
| clocks = <&rpmcc MSM8996_RPM_SMD_XO_CLK_SRC>,
| <&rpmcc MSM8996_RPM_SMD_AGGR2_NOC_CLK>;
| clock-names = "xo", "aggre2";
|
| cx-supply = <&pm8994_l26>;
| px-supply = <&pm8994_lvs2>;
|
| memory-region = <&slpi_region>;
| qcom,smem-states = <&slpi_smp2p_out 0>;
| qcom,smem-state-names = "stop";
| };
|
|
