Add bindings for Operating State Manager (OSM) L3 interconnect provider on SDM845 SoCs. Signed-off-by: Sibi Sankar <sibis@xxxxxxxxxxxxxx> --- .../bindings/interconnect/qcom,osm-l3.yaml | 56 +++++++++++++++++++ .../dt-bindings/interconnect/qcom,osm-l3.h | 12 ++++ 2 files changed, 68 insertions(+) create mode 100644 Documentation/devicetree/bindings/interconnect/qcom,osm-l3.yaml create mode 100644 include/dt-bindings/interconnect/qcom,osm-l3.h diff --git a/Documentation/devicetree/bindings/interconnect/qcom,osm-l3.yaml b/Documentation/devicetree/bindings/interconnect/qcom,osm-l3.yaml new file mode 100644 index 0000000000000..fec8289ceeeed --- /dev/null +++ b/Documentation/devicetree/bindings/interconnect/qcom,osm-l3.yaml @@ -0,0 +1,56 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/interconnect/qcom,osm-l3.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Qualcomm Operating State Manager (OSM) L3 Interconnect Provider + +maintainers: + - Sibi Sankar <sibis@xxxxxxxxxxxxxx> + +description: + L3 cache bandwidth requirements on Qualcomm SoCs is serviced by the OSM. + The OSM L3 interconnect provider aggregates the L3 bandwidth requests + from CPU/GPU and relays it to the OSM. + +properties: + compatible: + const: "qcom,sdm845-osm-l3" + + reg: + maxItems: 1 + + clocks: + items: + - description: xo clock + - description: alternate clock + + clock-names: + items: + - const: xo + - const: alternate + + '#interconnect-cells': + const: 1 + +required: + - compatible + - reg + - clocks + - clock-names + - '#interconnect-cells' + +additionalProperties: false + +examples: + - | + osm_l3: interconnect@17d41000 { + compatible = "qcom,sdm845-osm-l3"; + reg = <0x17d41000 0x1400>; + + clocks = <&rpmhcc 0>, <&gcc 165>; + clock-names = "xo", "alternate"; + + #interconnect-cells = <1>; + }; diff --git a/include/dt-bindings/interconnect/qcom,osm-l3.h b/include/dt-bindings/interconnect/qcom,osm-l3.h new file mode 100644 index 0000000000000..54858ff7674d7 --- /dev/null +++ b/include/dt-bindings/interconnect/qcom,osm-l3.h @@ -0,0 +1,12 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* + * Copyright (C) 2019 The Linux Foundation. All rights reserved. + */ + +#ifndef __DT_BINDINGS_INTERCONNECT_QCOM_OSM_L3_H +#define __DT_BINDINGS_INTERCONNECT_QCOM_OSM_L3_H + +#define MASTER_OSM_L3_APPS 0 +#define SLAVE_OSM_L3 1 + +#endif -- The Qualcomm Innovation Center, Inc. is a member of the Code Aurora Forum, a Linux Foundation Collaborative Project
