From 05ec822034dd7f253d17f849e0751817027aa277 Mon Sep 17 00:00:00 2001 From: David Dai Date: Fri, 28 Jun 2019 16:52:04 -0700 Subject: [PATCH] dt-bindings: interconnect: add interconnect bindings Add interconnect device bindings. These devices can be used to describe any RPMH and NoC based interconnect devices. Change-Id: Iab822d4ced5aa015748ccbe464ffb616767a34c2 --- bindings/interconnect/qcom,lahaina.txt | 30 ++++++++++++++++++++++++++ 1 file changed, 30 insertions(+) create mode 100644 bindings/interconnect/qcom,lahaina.txt diff --git a/bindings/interconnect/qcom,lahaina.txt b/bindings/interconnect/qcom,lahaina.txt new file mode 100644 index 00000000..86c1430d --- /dev/null +++ b/bindings/interconnect/qcom,lahaina.txt @@ -0,0 +1,30 @@ +Qualcomm Technologies, Inc. Lahaina Network-On-Chip interconnect driver binding +----------------------------------------------------------- + +Lahaina interconnect providers support system bandwidth requirements through +RPMh hardware accelerators known as Bus Clock Manager (BCM). The provider is +able to communicate with the BCM through the Resource State Coordinator (RSC) +associated with each execution environment. Provider nodes must point to at +least one RPMh device child node pertaining to their RSC and each provider +can map to multiple RPMh resources. + +Required properties : +- compatible : shall contain only one of the following: + "qcom,lahaina-aggre1_noc", + "qcom,lahaina-aggre2_noc", + "qcom,lahaina-config_noc", + "qcom,lahaina-dc_noc", + "qcom,lahaina-gem_noc", + "qcom,lahaina-lpass_ag_noc", + "qcom,lahaina-mc_virt", + "qcom,lahaina-mmss_noc", + "qcom,lahaina-nsp_noc", + "qcom,lahaina-system_noc", +- #interconnect-cells : should contain 1 + +Examples: + +aggre1_noc: interconnect@16e0000 { + compatible = "qcom,lahaina-aggre1_noc"; + interconnect-cells = <1>; +};