[PATCH 2/2] dt-bindings: interconnect: Add bindings for Qualcomm SDM660 NoC

kholk11
2020-09-26T12:51:20Z

Add the bindings for the Qualcomm SDM660-class NoC, valid for
SDM630, SDM636, SDM660 and SDA variants.

Signed-off-by: AngeloGioacchino Del Regno <kholk11@gmail.com>
---
.../bindings/interconnect/qcom,sdm660.yaml | 146 ++++++++++++++++++
1 file changed, 146 insertions(+)
create mode 100644 Documentation/devicetree/bindings/interconnect/qcom,sdm660.yaml

diff --git a/Documentation/devicetree/bindings/interconnect/qcom,sdm660.yaml b/Documentation/devicetree/bindings/interconnect/qcom,sdm660.yaml
new file mode 100644
index 000000000000..1d1d48ae8fc5
--- /dev/null
+++ b/Documentation/devicetree/bindings/interconnect/qcom,sdm660.yaml
@@ -0,0 +1,146 @@
+# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/interconnect/qcom,sdm660.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Qualcomm SDM660 Network-On-Chip interconnect
+
+maintainers:
+ - Georgi Djakov <georgi.djakov@linaro.org>
+
+description: |
+ The Qualcomm SDM660 interconnect providers support adjusting the
+ bandwidth requirements between the various NoC fabrics.
+
+properties:
+ reg:
+ maxItems: 1
+
+ compatible:
+ enum:
+ - qcom,sdm660-a2noc
+ - qcom,sdm660-bimc
+ - qcom,sdm660-cnoc
+ - qcom,sdm660-gnoc
+ - qcom,sdm660-mnoc
+ - qcom,sdm660-snoc
+
+ '#interconnect-cells':
+ const: 1
+
+ clocks:
+ minItems: 1
+ maxItems: 3
+
+ clock-names:
+ minItems: 1
+ maxItems: 3
+
+required:
+ - compatible
+ - reg
+ - '#interconnect-cells'
+ - clock-names
+ - clocks
+
+additionalProperties: false
+
+allOf:
+ - if:
+ properties:
+ compatible:
+ contains:
+ enum:
+ - qcom,sdm660-mnoc
+ then:
+ properties:
+ clocks:
+ items:
+ - description: Bus Clock.
+ - description: Bus A Clock.
+ - description: CPU-NoC High-performance Bus Clock.
+ clock-names:
+ items:
+ - const: bus
+ - const: bus_a
+ - const: iface
+
+ - if:
+ properties:
+ compatible:
+ contains:
+ enum:
+ - qcom,sdm660-a2noc
+ - qcom,sdm660-bimc
+ - qcom,sdm660-cnoc
+ - qcom,sdm660-gnoc
+ - qcom,sdm660-snoc
+ then:
+ properties:
+ clocks:
+ items:
+ - description: Bus Clock.
+ - description: Bus A Clock.
+ clock-names:
+ items:
+ - const: bus
+ - const: bus_a
+
+examples:
+ - |
+ #include <dt-bindings/clock/qcom,rpmcc.h>
+
+ bimc: interconnect@1008000 {
+ compatible = "qcom,sdm660-bimc";
+ reg = <0x01008000 0x78000>;
+ #interconnect-cells = <1>;
+ clock-names = "bus", "bus_a";
+ clocks = <&rpmcc RPM_SMD_BIMC_CLK>,
+ <&rpmcc RPM_SMD_BIMC_A_CLK>;
+ };
+
+ cnoc: interconnect@1500000 {
+ compatible = "qcom,sdm660-cnoc";
+ reg = <0x01500000 0x10000>;
+ #interconnect-cells = <1>;
+ clock-names = "bus", "bus_a";
+ clocks = <&rpmcc RPM_SMD_CNOC_CLK>,
+ <&rpmcc RPM_SMD_CNOC_A_CLK>;
+ };
+
+ snoc: interconnect@1626000 {
+ compatible = "qcom,sdm660-snoc";
+ reg = <0x01626000 0x7090>;
+ #interconnect-cells = <1>;
+ clock-names = "bus", "bus_a";
+ clocks = <&rpmcc RPM_SMD_SNOC_CLK>,
+ <&rpmcc RPM_SMD_SNOC_A_CLK>;
+ };
+
+ a2noc: interconnect@1704000 {
+ compatible = "qcom,sdm660-a2noc";
+ reg = <0x01704000 0xc100>;
+ #interconnect-cells = <1>;
+ clock-names = "bus", "bus_a";
+ clocks = <&rpmcc RPM_SMD_AGGR2_NOC_CLK>,
+ <&rpmcc RPM_SMD_AGGR2_NOC_A_CLK>;
+ };
+
+ mnoc: interconnect@1745000 {
+ compatible = "qcom,sdm660-mnoc";
+ reg = <0x01745000 0xa010>;
+ #interconnect-cells = <1>;
+ clock-names = "bus", "bus_a", "iface";
+ clocks = <&rpmcc RPM_SMD_MMSSNOC_AXI_CLK>,
+ <&rpmcc RPM_SMD_MMSSNOC_AXI_CLK_A>,
+ <&mmcc AHB_CLK_SRC>;
+ };
+
+ gnoc: interconnect@17900000 {
+ compatible = "qcom,sdm660-gnoc";
+ reg = <0x17900000 0xe000>;
+ #interconnect-cells = <1>;
+ clock-names = "bus", "bus_a";
+ clocks = <&xo_board>, <&xo_board>;
+ };
--
2.28.0