Add ADSP PIL loading support for SC7280 SoCs. Signed-off-by: Srinivasa Rao Mandadapu <quic_srivasam@xxxxxxxxxxx> Reviewed-by: Rob Herring <robh@xxxxxxxxxx> --- Changes since V5: -- Remove qcom,adsp-memory-regions property. Changes since V4: -- Update halt registers description in dt bindings. .../bindings/remoteproc/qcom,sc7280-adsp-pil.yaml | 175 +++++++++++++++++++++ 1 file changed, 175 insertions(+) create mode 100644 Documentation/devicetree/bindings/remoteproc/qcom,sc7280-adsp-pil.yaml diff --git a/Documentation/devicetree/bindings/remoteproc/qcom,sc7280-adsp-pil.yaml b/Documentation/devicetree/bindings/remoteproc/qcom,sc7280-adsp-pil.yaml new file mode 100644 index 0000000..1428522 --- /dev/null +++ b/Documentation/devicetree/bindings/remoteproc/qcom,sc7280-adsp-pil.yaml @@ -0,0 +1,175 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/remoteproc/qcom,sc7280-adsp-pil.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Qualcomm SC7280 ADSP Peripheral Image Loader + +maintainers: + - Srinivasa Rao Mandadapu <quic_srivasam@xxxxxxxxxxx> + +description: + This document defines the binding for a component that loads and boots firmware + on the Qualcomm Technology Inc. ADSP. + +properties: + compatible: + enum: + - qcom,sc7280-adsp-pil + + reg: + minItems: 1 + items: + - description: qdsp6ss register + - description: efuse q6ss register + + interrupts: + items: + - description: Watchdog interrupt + - description: Fatal interrupt + - description: Ready interrupt + - description: Handover interrupt + - description: Stop acknowledge interrupt + - description: Shutdown acknowledge interrupt + + interrupt-names: + items: + - const: wdog + - const: fatal + - const: ready + - const: handover + - const: stop-ack + - const: shutdown-ack + + clocks: + items: + - description: XO clock + - description: GCC CFG NOC LPASS clock + - description: LPASS AHBS AON clock + - description: LPASS AHBM AON clock + - description: QDSP XO clock + - description: Q6SP6SS SLEEP clock + - description: Q6SP6SS CORE clock + + clock-names: + items: + - const: xo + - const: gcc_cfg_noc_lpass + - const: lpass_ahbs_aon_cbcr + - const: lpass_ahbm_aon_cbcr + - const: qdsp6ss_xo + - const: qdsp6ss_sleep + - const: qdsp6ss_core + + power-domains: + items: + - description: LCX power domain + + resets: + items: + - description: PDC AUDIO SYNC RESET + - description: CC LPASS restart + + reset-names: + items: + - const: pdc_sync + - const: cc_lpass + + 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 + four offsets within syscon for q6, CE, AXI and qv6 halt registers. + items: + items: + - description: phandle to TCSR MUTEX + - description: offset to q6 halt registers + - description: offset to CE halt registers + - description: offset to AXI halt registers + - description: offset to qv6 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: + $ref: /schemas/types.yaml#/definitions/string + 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,rpmh.h> + #include <dt-bindings/clock/qcom,gcc-sc7280.h> + #include <dt-bindings/clock/qcom,lpass-sc7280.h> + #include <dt-bindings/reset/qcom,sdm845-aoss.h> + #include <dt-bindings/reset/qcom,sdm845-pdc.h> + #include <dt-bindings/power/qcom-rpmpd.h> + + remoteproc@3000000 { + compatible = "qcom,sc7280-adsp-pil"; + reg = <0x03000000 0x5000>, + <0x0355b000 0x10>; + + interrupts-extended = <&pdc 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>, + <&adsp_smp2p_in 7 IRQ_TYPE_EDGE_RISING>; + + interrupt-names = "wdog", "fatal", "ready", + "handover", "stop-ack", "shutdown-ack"; + + clocks = <&rpmhcc RPMH_CXO_CLK>, + <&gcc GCC_CFG_NOC_LPASS_CLK>, + <&lpasscc LPASS_Q6SS_AHBM_CLK>, + <&lpasscc LPASS_Q6SS_AHBS_CLK>, + <&lpasscc LPASS_QDSP6SS_XO_CLK>, + <&lpasscc LPASS_QDSP6SS_SLEEP_CLK>, + <&lpasscc LPASS_QDSP6SS_CORE_CLK>; + clock-names = "xo", "gcc_cfg_noc_lpass", + "lpass_ahbs_aon_cbcr", + "lpass_ahbm_aon_cbcr", "qdsp6ss_xo", + "qdsp6ss_sleep", "qdsp6ss_core"; + + power-domains = <&rpmhpd SC7280_LCX>; + + resets = <&pdc_reset PDC_AUDIO_SYNC_RESET>, + <&aoss_reset AOSS_CC_LPASS_RESTART>; + reset-names = "pdc_sync", "cc_lpass"; + + qcom,halt-regs = <&tcsr_mutex 0x23000 0x25000 0x28000 0x33000>; + + memory-region = <&adsp_mem>; + + qcom,smem-states = <&adsp_smp2p_out 0>; + qcom,smem-state-names = "stop"; + + }; -- 2.7.4
