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Message-Id: <20230721-topic-icc_bindings-v2-3-e33d5acbf3bd@linaro.org>
Date: Mon, 24 Jul 2023 16:06:29 +0200
From: Konrad Dybcio <konrad.dybcio@...aro.org>
To: Andy Gross <agross@...nel.org>,
Bjorn Andersson <andersson@...nel.org>,
Georgi Djakov <djakov@...nel.org>,
Rob Herring <robh+dt@...nel.org>,
Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
Conor Dooley <conor+dt@...nel.org>,
Shawn Guo <shawn.guo@...aro.org>
Cc: Marijn Suijten <marijn.suijten@...ainline.org>,
Konrad Dybcio <konradybcio@...nel.org>,
linux-arm-msm@...r.kernel.org, linux-pm@...r.kernel.org,
devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
Konrad Dybcio <konrad.dybcio@...aro.org>
Subject: [PATCH v2 3/7] dt-bindings: interconnect: qcom: Fix and separate
out SDM660
Separate out SDM660 icc bindings from the common file and fix the
clocks description by removing the wrong internal RPM bus clock
representation that we've been carrying for years.
Signed-off-by: Konrad Dybcio <konrad.dybcio@...aro.org>
---
.../devicetree/bindings/interconnect/qcom,rpm.yaml | 40 --------
.../bindings/interconnect/qcom,sdm660.yaml | 108 +++++++++++++++++++++
2 files changed, 108 insertions(+), 40 deletions(-)
diff --git a/Documentation/devicetree/bindings/interconnect/qcom,rpm.yaml b/Documentation/devicetree/bindings/interconnect/qcom,rpm.yaml
index 4f95d512012a..59895cca6a8c 100644
--- a/Documentation/devicetree/bindings/interconnect/qcom,rpm.yaml
+++ b/Documentation/devicetree/bindings/interconnect/qcom,rpm.yaml
@@ -37,12 +37,6 @@ properties:
- qcom,qcs404-bimc
- qcom,qcs404-pcnoc
- qcom,qcs404-snoc
- - qcom,sdm660-a2noc
- - qcom,sdm660-bimc
- - qcom,sdm660-cnoc
- - qcom,sdm660-gnoc
- - qcom,sdm660-mnoc
- - qcom,sdm660-snoc
'#interconnect-cells':
description: |
@@ -123,10 +117,6 @@ allOf:
- qcom,qcs404-bimc
- qcom,qcs404-pcnoc
- qcom,qcs404-snoc
- - qcom,sdm660-bimc
- - qcom,sdm660-cnoc
- - qcom,sdm660-gnoc
- - qcom,sdm660-snoc
then:
properties:
@@ -146,7 +136,6 @@ allOf:
contains:
enum:
- qcom,msm8996-mnoc
- - qcom,sdm660-mnoc
then:
properties:
@@ -209,35 +198,6 @@ allOf:
- description: Aggregate2 NoC UFS AXI Clock
- description: UFS AXI Clock
- - if:
- properties:
- compatible:
- contains:
- enum:
- - qcom,sdm660-a2noc
-
- then:
- properties:
- clock-names:
- items:
- - const: bus
- - const: bus_a
- - const: ipa
- - const: ufs_axi
- - const: aggre2_ufs_axi
- - const: aggre2_usb3_axi
- - const: cfg_noc_usb2_axi
-
- clocks:
- items:
- - description: Bus Clock.
- - description: Bus A Clock.
- - description: IPA Clock.
- - description: UFS AXI Clock.
- - description: Aggregate2 UFS AXI Clock.
- - description: Aggregate2 USB3 AXI Clock.
- - description: Config NoC USB2 AXI Clock.
-
- if:
not:
properties:
diff --git a/Documentation/devicetree/bindings/interconnect/qcom,sdm660.yaml b/Documentation/devicetree/bindings/interconnect/qcom,sdm660.yaml
new file mode 100644
index 000000000000..8f6bc6399626
--- /dev/null
+++ b/Documentation/devicetree/bindings/interconnect/qcom,sdm660.yaml
@@ -0,0 +1,108 @@
+# 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:
+ - Konrad Dybcio <konradybcio@...nel.org>
+
+description: |
+ The Qualcomm SDM660 interconnect providers support adjusting the
+ bandwidth requirements between the various NoC fabrics.
+
+properties:
+ compatible:
+ enum:
+ - qcom,sdm660-a2noc
+ - qcom,sdm660-bimc
+ - qcom,sdm660-cnoc
+ - qcom,sdm660-gnoc
+ - qcom,sdm660-mnoc
+ - qcom,sdm660-snoc
+
+ reg:
+ maxItems: 1
+
+ clock-names:
+ minItems: 1
+ maxItems: 5
+
+ clocks:
+ minItems: 1
+ maxItems: 5
+
+required:
+ - compatible
+ - reg
+
+unevaluatedProperties: false
+
+allOf:
+ - $ref: qcom,rpm-common.yaml#
+ - if:
+ properties:
+ compatible:
+ const: qcom,sdm660-mnoc
+
+ then:
+ properties:
+ clocks:
+ items:
+ - description: CPU-NoC High-performance Bus Clock.
+
+ clock-names:
+ const: iface
+
+ - if:
+ properties:
+ compatible:
+ const: qcom,sdm660-a2noc
+
+ then:
+ properties:
+ clocks:
+ items:
+ - description: IPA Clock.
+ - description: UFS AXI Clock.
+ - description: Aggregate2 UFS AXI Clock.
+ - description: Aggregate2 USB3 AXI Clock.
+ - description: Config NoC USB2 AXI Clock.
+
+ clock-names:
+ items:
+ - const: ipa
+ - const: ufs_axi
+ - const: aggre2_ufs_axi
+ - const: aggre2_usb3_axi
+ - const: cfg_noc_usb2_axi
+
+examples:
+ - |
+ #include <dt-bindings/clock/qcom,gcc-sdm660.h>
+ #include <dt-bindings/clock/qcom,mmcc-sdm660.h>
+ #include <dt-bindings/clock/qcom,rpmcc.h>
+
+ bimc: interconnect@...8000 {
+ compatible = "qcom,sdm660-bimc";
+ reg = <0x01008000 0x78000>;
+ #interconnect-cells = <1>;
+ };
+
+ a2noc: interconnect@...4000 {
+ compatible = "qcom,sdm660-a2noc";
+ reg = <0x01704000 0xc100>;
+ #interconnect-cells = <1>;
+ clocks = <&rpmcc RPM_SMD_IPA_CLK>,
+ <&gcc GCC_UFS_AXI_CLK>,
+ <&gcc GCC_AGGRE2_UFS_AXI_CLK>,
+ <&gcc GCC_AGGRE2_USB3_AXI_CLK>,
+ <&gcc GCC_CFG_NOC_USB2_AXI_CLK>;
+ clock-names = "ipa",
+ "ufs_axi",
+ "aggre2_ufs_axi",
+ "aggre2_usb3_axi",
+ "cfg_noc_usb2_axi";
+ };
--
2.41.0
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