[PATCH v2 1/5] dt-bindings: remoteproc: qcom,sa8775p-pas: Document the SA8775p ADSP, CDSP and GPDSP

Bartosz Golaszewski
2024-05-27T08:44:13Z

From: Bartosz Golaszewski <bartosz.golaszewski@linaro.org>

Document the components used to boot the ADSP, CDSP0, CDSP1, GPDSP0 and
GPDSP1 on the SA8775p SoC.

Co-developed-by: Tengfei Fan <quic_tengfan@quicinc.com>
Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@linaro.org>
---
.../bindings/remoteproc/qcom,sa8775p-pas.yaml | 177 +++++++++++++++++++++
1 file changed, 177 insertions(+)

diff --git a/Documentation/devicetree/bindings/remoteproc/qcom,sa8775p-pas.yaml b/Documentation/devicetree/bindings/remoteproc/qcom,sa8775p-pas.yaml
new file mode 100644
index 000000000000..77a5e11555de
--- /dev/null
+++ b/Documentation/devicetree/bindings/remoteproc/qcom,sa8775p-pas.yaml
@@ -0,0 +1,177 @@
+# SPDX-License-Identifier: GPL-2.0 OR BSD-2-Clause
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/remoteproc/qcom,sa8775p-pas.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Qualcomm SA8775p Peripheral Authentication Service
+
+maintainers:
+ - Bartosz Golaszewski <bartosz.golaszewski@linaro.org>
+
+description:
+ Qualcomm SA8775p SoC Peripheral Authentication Service loads and boots firmware
+ on the Qualcomm DSP Hexagon cores.
+
+properties:
+ compatible:
+ enum:
+ - qcom,sa8775p-adsp-pas
+ - qcom,sa8775p-cdsp0-pas
+ - qcom,sa8775p-cdsp1-pas
+ - qcom,sa8775p-gpdsp0-pas
+ - qcom,sa8775p-gpdsp1-pas
+
+ reg:
+ maxItems: 1
+
+ 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.
+
+ firmware-name:
+ $ref: /schemas/types.yaml#/definitions/string-array
+ items:
+ - description: Firmware name of the Hexagon core
+
+ memory-region:
+ items:
+ - description: Memory region for main Firmware authentication
+
+ interrupts:
+ maxItems: 5
+
+ interrupt-names:
+ maxItems: 5
+
+required:
+ - compatible
+ - reg
+ - memory-region
+
+allOf:
+ - $ref: /schemas/remoteproc/qcom,pas-common.yaml#
+
+ - if:
+ properties:
+ compatible:
+ enum:
+ - qcom,sa8775p-adsp-pas
+ then:
+ properties:
+ power-domains:
+ items:
+ - description: LCX power domain
+ - description: LMX power domain
+ power-domain-names:
+ items:
+ - const: lcx
+ - const: lmx
+
+ - if:
+ properties:
+ compatible:
+ enum:
+ - qcom,sa8775p-cdsp-pas
+ then:
+ properties:
+ power-domains:
+ items:
+ - description: CX power domain
+ - description: MXC power domain
+ - description: NSP0 power domain
+ power-domain-names:
+ items:
+ - const: cx
+ - const: mxc
+ - const: nsp0
+
+ - if:
+ properties:
+ compatible:
+ enum:
+ - qcom,sa8775p-cdsp1-pas
+ then:
+ properties:
+ power-domains:
+ items:
+ - description: CX power domain
+ - description: MXC power domain
+ - description: NSP1 power domain
+ power-domain-names:
+ items:
+ - const: cx
+ - const: mxc
+ - const: nsp1
+
+ - if:
+ properties:
+ compatible:
+ enum:
+ - qcom,sa8775p-gpdsp0-pas
+ - qcom,sa8775p-gpdsp1-pas
+ then:
+ properties:
+ power-domains:
+ items:
+ - description: CX power domain
+ - description: MXC power domain
+ power-domain-names:
+ items:
+ - const: cx
+ - const: mxc
+
+unevaluatedProperties: false
+
+examples:
+ - |
+ #include <dt-bindings/clock/qcom,rpmh.h>
+ #include <dt-bindings/interconnect/qcom,sa8775p-rpmh.h>
+ #include <dt-bindings/interrupt-controller/irq.h>
+ #include <dt-bindings/mailbox/qcom-ipcc.h>
+ #include <dt-bindings/power/qcom,rpmhpd.h>
+
+ remoteproc@30000000 {
+ compatible = "qcom,sa8775p-adsp-pas";
+ reg = <0x30000000 0x100>;
+
+ interrupts-extended = <&pdc 6 IRQ_TYPE_EDGE_RISING>,
+ <&smp2p_adsp_in 0 IRQ_TYPE_EDGE_RISING>,
+ <&smp2p_adsp_in 2 IRQ_TYPE_EDGE_RISING>,
+ <&smp2p_adsp_in 1 IRQ_TYPE_EDGE_RISING>,
+ <&smp2p_adsp_in 3 IRQ_TYPE_EDGE_RISING>;
+ interrupt-names = "wdog", "fatal", "ready", "handover", "stop-ack";
+
+ clocks = <&rpmhcc RPMH_CXO_CLK>;
+ clock-names = "xo";
+
+ power-domains = <&rpmhpd RPMHPD_LCX>, <&rpmhpd RPMHPD_LMX>;
+ power-domain-names = "lcx", "lmx";
+
+ interconnects = <&lpass_ag_noc MASTER_LPASS_PROC 0 &mc_virt SLAVE_EBI1 0>;
+
+ memory-region = <&pil_adsp_mem>;
+
+ qcom,qmp = <&aoss_qmp>;
+
+ qcom,smem-states = <&smp2p_adsp_out 0>;
+ qcom,smem-state-names = "stop";
+
+ glink-edge {
+ interrupts-extended = <&ipcc IPCC_CLIENT_LPASS
+ IPCC_MPROC_SIGNAL_GLINK_QMP
+ IRQ_TYPE_EDGE_RISING>;
+ mboxes = <&ipcc IPCC_CLIENT_LPASS IPCC_MPROC_SIGNAL_GLINK_QMP>;
+
+ label = "lpass";
+ qcom,remote-pid = <2>;
+ };
+ };

--
2.43.0