[PATCH 01/11] dt-bindings: remoteproc: qcom: Add support for multipd model

From: Manikanta Mylavarapu
Date: Mon Mar 06 2023 - 23:42:17 EST

Add new binding document for multipd model remoteproc.
IPQ5018, IPQ9574 follows multipd model.

Signed-off-by: Manikanta Mylavarapu <quic_mmanikan@xxxxxxxxxxx>
---
.../bindings/remoteproc/qcom,multipd-pil.yaml | 282 ++++++++++++++++++
1 file changed, 282 insertions(+)
create mode 100644 Documentation/devicetree/bindings/remoteproc/qcom,multipd-pil.yaml

diff --git a/Documentation/devicetree/bindings/remoteproc/qcom,multipd-pil.yaml b/Documentation/devicetree/bindings/remoteproc/qcom,multipd-pil.yaml
new file mode 100644
index 000000000000..b788607f5abd
--- /dev/null
+++ b/Documentation/devicetree/bindings/remoteproc/qcom,multipd-pil.yaml
@@ -0,0 +1,282 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/remoteproc/qcom,multipd-pil.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Qualcomm Multipd Secure Peripheral Image Loader
+
+maintainers:
+ - Bjorn Andersson <andersson@xxxxxxxxxx>
+ - Mathieu Poirier <mathieu.poirier@xxxxxxxxxx>
+
+description:
+ Multipd Peripheral Image Loader loads firmware and boots Q6 pd, WCSS pd
+ remoteproc's on the Qualcomm IPQ5018, IPQ9574 SoC.
+
+properties:
+ compatible:
+ enum:
+ - qcom,ipq5018-q6-mpd
+ - qcom,ipq9574-q6-mpd
+
+ '#address-cells': true
+
+ '#size-cells': true
+
+ 'ranges': true
+
+ reg:
+ maxItems: 1
+
+ interrupts-extended:
+ 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:
+ minItems: 25
+ maxItems: 25
+
+ clock-names:
+ minItems: 25
+ maxItems: 25
+
+ assigned-clocks:
+ minItems: 13
+ maxItems: 13
+
+ assigned-clock-rates:
+ minItems: 13
+ maxItems: 13
+
+ qcom,smem-states:
+ $ref: /schemas/types.yaml#/definitions/phandle-array
+ description: States used by the AP to signal the remoteprocessor
+ items:
+ - description: Shutdown Q6
+ - description: Stop Q6
+
+ qcom,smem-state-names:
+ description:
+ Names of the states used by the AP to signal the remoteprocessor
+ items:
+ - const: shutdown
+ - const: stop
+
+ memory-region:
+ items:
+ - description: Q6 pd reserved region
+
+ glink-edge:
+ $ref: /schemas/remoteproc/qcom,glink-edge.yaml#
+ description:
+ Qualcomm G-Link subnode which represents communication edge, channels
+ and devices related to the Modem.
+
+patternProperties:
+ "^remoteproc_pd1|remoteproc_pd2|remoteproc_pd3":
+ type: object
+ description:
+ In Multipd model, WCSS pd depends on Q6 pd i.e Q6 pd should be up before
+ WCSS. It can be achieved by keeping wcss pd node as subnode of Q6
+ device node.
+
+ properties:
+ compatible:
+ enum:
+ - "qcom,ipq5018-wcss-ahb-mpd"
+ - "qcom,ipq9574-wcss-ahb-mpd"
+ - "qcom,ipq5018-wcss-pcie-mpd"
+
+ interrupts-extended:
+ items:
+ - description: Fatal interrupt
+ - description: Ready interrupt
+ - description: Spawn acknowledge interrupt
+ - description: Stop acknowledge interrupt
+
+ interrupt-names:
+ items:
+ - const: fatal
+ - const: ready
+ - const: spawn-ack
+ - const: stop-ack
+
+ qcom,smem-states:
+ $ref: /schemas/types.yaml#/definitions/phandle-array
+ description: States used by the AP to signal the remoteprocessor
+ items:
+ - description: Shutdown WCSS pd
+ - description: Stop WCSS pd
+ - description: Spawn WCSS pd
+
+ qcom,smem-state-names:
+ description:
+ Names of the states used by the AP to signal the remoteprocessor
+ items:
+ - const: shutdown
+ - const: stop
+ - const: spawn
+
+ required:
+ - compatible
+
+ additionalProperties: false
+
+required:
+ - compatible
+ - reg
+ - interrupts-extended
+ - interrupt-names
+ - qcom,smem-states
+ - qcom,smem-state-names
+ - memory-region
+
+additionalProperties: false
+
+allOf:
+ - if:
+ properties:
+ compatible:
+ enum:
+ - qcom,ipq9574-q6-mpd
+ then:
+ properties:
+ assigned-clocks:
+ items:
+ - description: Phandle, clock specifier of GCC_ANOC_WCSS_AXI_M_CLK
+ - description: Phandle, clock specifier of GCC_WCSS_AHB_S_CLK
+ - description: Phandle, clock specifier of GCC_WCSS_ECAHB_CLK
+ - description: Phandle, clock specifier of GCC_WCSS_ACMT_CLK
+ - description: Phandle, clock specifier of GCC_WCSS_AXI_M_CLK
+ - description: Phandle, clock specifier of GCC_Q6_AXIM_CLK
+ - description: Phandle, clock specifier of GCC_Q6_AXIM2_CLK
+ - description: Phandle, clock specifier of GCC_Q6_AHB_CLK
+ - description: Phandle, clock specifier of GCC_Q6_AHB_S_CLK
+ - description: Phandle, clock specifier of GCC_Q6SS_BOOT_CLK
+ - description: Phandle, clock specifier of GCC_MEM_NOC_Q6_AXI_CLK
+ - description: Phandle, clock specifier of GCC_WCSS_Q6_TBU_CLK
+ - description: Phandle, clock specifier of GCC_SYS_NOC_WCSS_AHB_CLK
+ assigned-clock-rates:
+ items:
+ - description: Must be 266666667 HZ
+ - description: Must be 133333333 HZ
+ - description: Must be 133333333 HZ
+ - description: Must be 133333333 HZ
+ - description: Must be 266666667 HZ
+ - description: Must be 533000000 HZ
+ - description: Must be 342857143 HZ
+ - description: Must be 133333333 HZ
+ - description: Must be 133333333 HZ
+ - description: Must be 342857143 HZ
+ - description: Must be 533000000 HZ
+ - description: Must be 533000000 HZ
+ - description: Must be 133333333 HZ
+
+examples:
+ - |
+ #include <dt-bindings/interrupt-controller/arm-gic.h>
+ #include <dt-bindings/clock/qcom,gcc-ipq5018.h>
+ #include <dt-bindings/reset/qcom,gcc-ipq5018.h>
+
+ q6v5_wcss: remoteproc@cd00000 {
+ compatible = "qcom,ipq5018-q6-mpd";
+ #address-cells = <1>;
+ #size-cells = <1>;
+ ranges;
+ reg = <0x0cd00000 0x4040>;
+ interrupts-extended = <&intc GIC_SPI 291 IRQ_TYPE_EDGE_RISING>,
+ <&wcss_smp2p_in 0 0>,
+ <&wcss_smp2p_in 1 0>,
+ <&wcss_smp2p_in 2 0>,
+ <&wcss_smp2p_in 3 0>;
+ interrupt-names = "wdog",
+ "fatal",
+ "ready",
+ "handover",
+ "stop-ack";
+
+ qcom,smem-states = <&wcss_smp2p_out 0>,
+ <&wcss_smp2p_out 1>;
+ qcom,smem-state-names = "shutdown",
+ "stop";
+
+ memory-region = <&q6_region>;
+
+ glink-edge {
+ interrupts = <GIC_SPI 179 IRQ_TYPE_EDGE_RISING>;
+ label = "rtr";
+ qcom,remote-pid = <1>;
+ mboxes = <&apcs_glb 8>;
+ };
+
+ q6_wcss_pd1: remoteproc_pd1 {
+ compatible = "qcom,ipq5018-wcss-ahb-mpd";
+ interrupts-extended = <&wcss_smp2p_in 8 0>,
+ <&wcss_smp2p_in 9 0>,
+ <&wcss_smp2p_in 12 0>,
+ <&wcss_smp2p_in 11 0>;
+ interrupt-names = "fatal",
+ "ready",
+ "spawn-ack",
+ "stop-ack";
+ qcom,smem-states = <&wcss_smp2p_out 8>,
+ <&wcss_smp2p_out 9>,
+ <&wcss_smp2p_out 10>;
+ qcom,smem-state-names = "shutdown",
+ "stop",
+ "spawn";
+ };
+
+ q6_wcss_pd2: remoteproc_pd2 {
+ compatible = "qcom,ipq5018-wcss-pcie-mpd";
+ interrupts-extended = <&wcss_smp2p_in 16 0>,
+ <&wcss_smp2p_in 17 0>,
+ <&wcss_smp2p_in 20 0>,
+ <&wcss_smp2p_in 19 0>;
+ interrupt-names = "fatal",
+ "ready",
+ "spawn-ack",
+ "stop-ack";
+
+ qcom,smem-states = <&wcss_smp2p_out 16>,
+ <&wcss_smp2p_out 17>,
+ <&wcss_smp2p_out 18>;
+ qcom,smem-state-names = "shutdown",
+ "stop",
+ "spawn";
+ status = "okay";
+ };
+
+ q6_wcss_pd3: remoteproc_pd3 {
+ compatible = "qcom,ipq5018-wcss-pcie-mpd";
+ interrupts-extended = <&wcss_smp2p_in 24 0>,
+ <&wcss_smp2p_in 25 0>,
+ <&wcss_smp2p_in 28 0>,
+ <&wcss_smp2p_in 27 0>;
+ interrupt-names = "fatal",
+ "ready",
+ "spawn-ack",
+ "stop-ack";
+
+ qcom,smem-states = <&wcss_smp2p_out 24>,
+ <&wcss_smp2p_out 25>,
+ <&wcss_smp2p_out 26>;
+ qcom,smem-state-names = "shutdown",
+ "stop",
+ "spawn";
+ status = "okay";
+ };
+ };
--
2.34.1