diff options
Diffstat (limited to 'Documentation/devicetree/bindings')
3 files changed, 137 insertions, 2 deletions
diff --git a/Documentation/devicetree/bindings/remoteproc/qcom,adsp-pil.txt b/Documentation/devicetree/bindings/remoteproc/qcom,adsp-pil.txt new file mode 100644 index 000000000000..a842a782b557 --- /dev/null +++ b/Documentation/devicetree/bindings/remoteproc/qcom,adsp-pil.txt @@ -0,0 +1,126 @@ +Qualcomm Technology Inc. ADSP Peripheral Image Loader + +This document defines the binding for a component that loads and boots firmware +on the Qualcomm Technology Inc. ADSP Hexagon core. + +- compatible: + Usage: required + Value type: <string> + Definition: must be one of: + "qcom,sdm845-adsp-pil" + +- reg: + Usage: required + Value type: <prop-encoded-array> + Definition: must specify the base address and size of the qdsp6ss register + +- interrupts-extended: + Usage: required + Value type: <prop-encoded-array> + Definition: must list the watchdog, fatal IRQs ready, handover and + stop-ack IRQs + +- interrupt-names: + Usage: required + Value type: <stringlist> + Definition: must be "wdog", "fatal", "ready", "handover", "stop-ack" + +- clocks: + Usage: required + Value type: <prop-encoded-array> + Definition: List of 8 phandle and clock specifier pairs for the adsp. + +- clock-names: + Usage: required + Value type: <stringlist> + Definition: List of clock input name strings sorted in the same + order as the clocks property. Definition must have + "xo", "sway_cbcr", "lpass_aon", "lpass_ahbs_aon_cbcr", + "lpass_ahbm_aon_cbcr", "qdsp6ss_xo", "qdsp6ss_sleep" + and "qdsp6ss_core". + +- power-domains: + Usage: required + Value type: <phandle> + Definition: reference to cx power domain node. + +- resets: + Usage: required + Value type: <phandle> + Definition: reference to the list of 2 reset-controller for the adsp. + +- reset-names: + Usage: required + Value type: <stringlist> + Definition: must be "pdc_sync" and "cc_lpass" + +- qcom,halt-regs: + Usage: required + Value type: <prop-encoded-array> + Definition: a phandle reference to a syscon representing TCSR followed + by the offset within syscon for lpass halt register. + +- 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 "glink-edge" that describes the +communication edge, channels and devices related to the ADSP. +See ../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 SDM845 boards. + + remoteproc@17300000 { + compatible = "qcom,sdm845-adsp-pil"; + reg = <0x17300000 0x40c>; + + interrupts-extended = <&intc GIC_SPI 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 = <&rpmhcc RPMH_CXO_CLK>, + <&gcc GCC_LPASS_SWAY_CLK>, + <&lpasscc LPASS_AUDIO_WRAPPER_AON_CLK>, + <&lpasscc LPASS_Q6SS_AHBS_AON_CLK>, + <&lpasscc LPASS_Q6SS_AHBM_AON_CLK>, + <&lpasscc LPASS_QDSP6SS_XO_CLK>, + <&lpasscc LPASS_QDSP6SS_SLEEP_CLK>, + <&lpasscc LPASS_QDSP6SS_CORE_CLK>; + clock-names = "xo", "sway_cbcr", "lpass_aon", + "lpass_ahbs_aon_cbcr", + "lpass_ahbm_aon_cbcr", "qdsp6ss_xo", + "qdsp6ss_sleep", "qdsp6ss_core"; + + power-domains = <&rpmhpd SDM845_CX>; + + resets = <&pdc_reset PDC_AUDIO_SYNC_RESET>, + <&aoss_reset AOSS_CC_LPASS_RESTART>; + reset-names = "pdc_sync", "cc_lpass"; + + qcom,halt-regs = <&tcsr_mutex_regs 0x22000>; + + memory-region = <&pil_adsp_mem>; + + qcom,smem-states = <&adsp_smp2p_out 0>; + qcom,smem-state-names = "stop"; + }; diff --git a/Documentation/devicetree/bindings/remoteproc/qcom,adsp.txt b/Documentation/devicetree/bindings/remoteproc/qcom,adsp.txt index 728e4193f7a6..9c0cff3a5ed8 100644 --- a/Documentation/devicetree/bindings/remoteproc/qcom,adsp.txt +++ b/Documentation/devicetree/bindings/remoteproc/qcom,adsp.txt @@ -10,6 +10,11 @@ on the Qualcomm ADSP Hexagon core. "qcom,msm8974-adsp-pil" "qcom,msm8996-adsp-pil" "qcom,msm8996-slpi-pil" + "qcom,qcs404-adsp-pas" + "qcom,qcs404-cdsp-pas" + "qcom,qcs404-wcss-pas" + "qcom,sdm845-adsp-pas" + "qcom,sdm845-cdsp-pas" - interrupts-extended: Usage: required diff --git a/Documentation/devicetree/bindings/remoteproc/qcom,q6v5.txt b/Documentation/devicetree/bindings/remoteproc/qcom,q6v5.txt index 601dd9f389aa..9ff5b0309417 100644 --- a/Documentation/devicetree/bindings/remoteproc/qcom,q6v5.txt +++ b/Documentation/devicetree/bindings/remoteproc/qcom,q6v5.txt @@ -53,13 +53,17 @@ on the Qualcomm Hexagon core. Definition: reference to the reset-controller for the modem sub-system reference to the list of 3 reset-controllers for the wcss sub-system + reference to the list of 2 reset-controllers for the modem + sub-system on SDM845 SoCs - reset-names: Usage: required Value type: <stringlist> Definition: must be "mss_restart" for the modem sub-system - Definition: must be "wcss_aon_reset", "wcss_reset", "wcss_q6_reset" - for the wcss syb-system + must be "wcss_aon_reset", "wcss_reset", "wcss_q6_reset" + for the wcss sub-system + must be "mss_restart", "pdc_reset" for the modem + sub-system on SDM845 SoCs - cx-supply: - mss-supply: |