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Diffstat (limited to 'Documentation/devicetree/bindings/remoteproc/qcom,qcs404-cdsp-pil.yaml')
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diff --git a/Documentation/devicetree/bindings/remoteproc/qcom,qcs404-cdsp-pil.yaml b/Documentation/devicetree/bindings/remoteproc/qcom,qcs404-cdsp-pil.yaml new file mode 100644 index 0000000000..06f5f93f62 --- /dev/null +++ b/Documentation/devicetree/bindings/remoteproc/qcom,qcs404-cdsp-pil.yaml @@ -0,0 +1,160 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/remoteproc/qcom,qcs404-cdsp-pil.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Qualcomm QCS404 CDSP Peripheral Image Loader + +maintainers: + - Bjorn Andersson <bjorn.andersson@linaro.org> + +description: + This document defines the binding for a component that loads and boots firmware + on the Qualcomm Technology Inc. CDSP (Compute DSP). + +properties: + compatible: + enum: + - qcom,qcs404-cdsp-pil + + reg: + maxItems: 1 + description: + The base address and size of the qdsp6ss register + + interrupts: + items: + - description: Watchdog interrupt + - description: Fatal interrupt + - description: Ready interrupt + - description: Handover interrupt + - description: Stop acknowledge interrupt + + interrupt-names: + items: + - const: wdog + - const: fatal + - const: ready + - const: handover + - const: stop-ack + + clocks: + items: + - description: XO clock + - description: SWAY clock + - description: TBU clock + - description: BIMC clock + - description: AHB AON clock + - description: Q6SS SLAVE clock + - description: Q6SS MASTER clock + - description: Q6 AXIM clock + + clock-names: + items: + - const: xo + - const: sway + - const: tbu + - const: bimc + - const: ahb_aon + - const: q6ss_slave + - const: q6ss_master + - const: q6_axim + + power-domains: + items: + - description: CX power domain + + resets: + items: + - description: AOSS restart + + reset-names: + items: + - const: restart + + memory-region: + maxItems: 1 + description: Reference to the reserved-memory for the Hexagon core + + qcom,halt-regs: + $ref: /schemas/types.yaml#/definitions/phandle-array + description: + Phandle reference to a syscon representing TCSR followed by the + three offsets within syscon for q6, modem and nc halt registers. + + qcom,smem-states: + $ref: /schemas/types.yaml#/definitions/phandle-array + description: States used by the AP to signal the Hexagon core + items: + - description: Stop the modem + + qcom,smem-state-names: + description: The names of the state bits used for SMP2P output + items: + - const: stop + +required: + - compatible + - reg + - interrupts + - interrupt-names + - clocks + - clock-names + - power-domains + - resets + - reset-names + - qcom,halt-regs + - memory-region + - qcom,smem-states + - qcom,smem-state-names + +additionalProperties: false + +examples: + - | + #include <dt-bindings/interrupt-controller/arm-gic.h> + #include <dt-bindings/clock/qcom,gcc-qcs404.h> + #include <dt-bindings/power/qcom-rpmpd.h> + #include <dt-bindings/clock/qcom,turingcc-qcs404.h> + remoteproc@b00000 { + compatible = "qcom,qcs404-cdsp-pil"; + reg = <0x00b00000 0x4040>; + + interrupts-extended = <&intc GIC_SPI 229 IRQ_TYPE_EDGE_RISING>, + <&cdsp_smp2p_in 0 IRQ_TYPE_EDGE_RISING>, + <&cdsp_smp2p_in 1 IRQ_TYPE_EDGE_RISING>, + <&cdsp_smp2p_in 2 IRQ_TYPE_EDGE_RISING>, + <&cdsp_smp2p_in 3 IRQ_TYPE_EDGE_RISING>; + interrupt-names = "wdog", "fatal", "ready", + "handover", "stop-ack"; + + clocks = <&xo_board>, + <&gcc GCC_CDSP_CFG_AHB_CLK>, + <&gcc GCC_CDSP_TBU_CLK>, + <&gcc GCC_BIMC_CDSP_CLK>, + <&turingcc TURING_WRAPPER_AON_CLK>, + <&turingcc TURING_Q6SS_AHBS_AON_CLK>, + <&turingcc TURING_Q6SS_AHBM_AON_CLK>, + <&turingcc TURING_Q6SS_Q6_AXIM_CLK>; + clock-names = "xo", + "sway", + "tbu", + "bimc", + "ahb_aon", + "q6ss_slave", + "q6ss_master", + "q6_axim"; + + power-domains = <&rpmhpd SDM845_CX>; + + resets = <&gcc GCC_CDSP_RESTART>; + reset-names = "restart"; + + qcom,halt-regs = <&tcsr 0x19004>; + + memory-region = <&cdsp_fw_mem>; + + qcom,smem-states = <&cdsp_smp2p_out 0>; + qcom,smem-state-names = "stop"; + }; |