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Message-Id: <20240627-msm8953-interconnect-v2-1-b4940a8eab69@mainlining.org>
Date: Thu, 27 Jun 2024 17:08:46 +0200
From: Barnabás Czémán <barnabas.czeman@...nlining.org>
To: Georgi Djakov <djakov@...nel.org>, Rob Herring <robh@...nel.org>,
Krzysztof Kozlowski <krzk+dt@...nel.org>,
Conor Dooley <conor+dt@...nel.org>
Cc: linux-kernel@...r.kernel.org, linux-arm-msm@...r.kernel.org,
linux-pm@...r.kernel.org, devicetree@...r.kernel.org,
Barnabás Czémán <barnabas.czeman@...nlining.org>,
Vladimir Lypak <vladimir.lypak@...il.com>
Subject: [PATCH v2 1/2] dt-bindings: interconnect: qcom: Add Qualcomm
MSM8953 NoC
From: Vladimir Lypak <vladimir.lypak@...il.com>
Add the device-tree bindings for interconnect providers
used on MSM8953 platform.
Signed-off-by: Vladimir Lypak <vladimir.lypak@...il.com>
Signed-off-by: Barnabás Czémán <barnabas.czeman@...nlining.org>
---
.../bindings/interconnect/qcom,msm8953.yaml | 101 +++++++++++++++++++++
include/dt-bindings/interconnect/qcom,msm8953.h | 93 +++++++++++++++++++
2 files changed, 194 insertions(+)
diff --git a/Documentation/devicetree/bindings/interconnect/qcom,msm8953.yaml b/Documentation/devicetree/bindings/interconnect/qcom,msm8953.yaml
new file mode 100644
index 000000000000..732e9fa001a4
--- /dev/null
+++ b/Documentation/devicetree/bindings/interconnect/qcom,msm8953.yaml
@@ -0,0 +1,101 @@
+# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/interconnect/qcom,msm8953.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Qualcomm MSM8953 Network-On-Chip interconnect
+
+maintainers:
+ - Barnabas Czeman <barnabas.czeman@...nlining.org>
+
+description: |
+ The Qualcomm MSM8953 interconnect providers support adjusting the
+ bandwidth requirements between the various NoC fabrics.
+
+ See also:
+ - dt-bindings/interconnect/qcom,msm8953.h
+
+properties:
+ compatible:
+ enum:
+ - qcom,msm8953-bimc
+ - qcom,msm8953-pcnoc
+ - qcom,msm8953-snoc
+
+ reg:
+ maxItems: 1
+
+ clocks:
+ maxItems: 1
+
+ clock-names:
+ maxItems: 1
+
+ '#interconnect-cells':
+ const: 2
+
+patternProperties:
+ '^interconnect-[a-z0-9\-]+$':
+ type: object
+ $ref: qcom,rpm-common.yaml#
+ unevaluatedProperties: false
+ description:
+ The interconnect providers do not have a separate QoS register space,
+ but share parent's space.
+
+ properties:
+ compatible:
+ const: qcom,msm8953-snoc-mm
+
+ required:
+ - compatible
+ - '#interconnect-cells'
+
+required:
+ - compatible
+ - reg
+ - '#interconnect-cells'
+
+allOf:
+ - $ref: qcom,rpm-common.yaml#
+ - if:
+ properties:
+ compatible:
+ const: qcom,msm8953-pcnoc
+
+ then:
+ properties:
+ clocks:
+ items:
+ - description: PCNOC USB3 AXI Clock.
+
+ clock-names:
+ const: pcnoc_usb3_axi
+
+ required:
+ - clocks
+ - clock-names
+ else:
+ properties:
+ clocks: false
+ clock-names: false
+
+additionalProperties: false
+
+examples:
+ - |
+ #include <dt-bindings/clock/qcom,gcc-msm8953.h>
+
+ snoc: interconnect@...000 {
+ compatible = "qcom,msm8953-snoc";
+ reg = <0x580000 0x16080>;
+
+ #interconnect-cells = <2>;
+
+ snoc_mm: interconnect-snoc {
+ compatible = "qcom,msm8953-snoc-mm";
+
+ #interconnect-cells = <2>;
+ };
+ };
diff --git a/include/dt-bindings/interconnect/qcom,msm8953.h b/include/dt-bindings/interconnect/qcom,msm8953.h
new file mode 100644
index 000000000000..12564c434af7
--- /dev/null
+++ b/include/dt-bindings/interconnect/qcom,msm8953.h
@@ -0,0 +1,93 @@
+/* SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) */
+/*
+ * Qualcomm MSM8953 interconnect IDs
+ */
+
+#ifndef __DT_BINDINGS_INTERCONNECT_QCOM_MSM8953_H
+#define __DT_BINDINGS_INTERCONNECT_QCOM_MSM8953_H
+
+/* BIMC fabric */
+#define MAS_APPS_PROC 0
+#define MAS_OXILI 1
+#define MAS_SNOC_BIMC_0 2
+#define MAS_SNOC_BIMC_2 3
+#define MAS_SNOC_BIMC_1 4
+#define MAS_TCU_0 5
+#define SLV_EBI 6
+#define SLV_BIMC_SNOC 7
+
+/* PCNOC fabric */
+#define MAS_SPDM 0
+#define MAS_BLSP_1 1
+#define MAS_BLSP_2 2
+#define MAS_USB3 3
+#define MAS_CRYPTO 4
+#define MAS_SDCC_1 5
+#define MAS_SDCC_2 6
+#define MAS_SNOC_PCNOC 7
+#define PCNOC_M_0 8
+#define PCNOC_M_1 9
+#define PCNOC_INT_1 10
+#define PCNOC_INT_2 11
+#define PCNOC_S_0 12
+#define PCNOC_S_1 13
+#define PCNOC_S_2 14
+#define PCNOC_S_3 15
+#define PCNOC_S_4 16
+#define PCNOC_S_6 17
+#define PCNOC_S_7 18
+#define PCNOC_S_8 19
+#define PCNOC_S_9 20
+#define SLV_SPDM 21
+#define SLV_PDM 22
+#define SLV_TCSR 23
+#define SLV_SNOC_CFG 24
+#define SLV_TLMM 25
+#define SLV_MESSAGE_RAM 26
+#define SLV_BLSP_1 27
+#define SLV_BLSP_2 28
+#define SLV_PRNG 29
+#define SLV_CAMERA_SS_CFG 30
+#define SLV_DISP_SS_CFG 31
+#define SLV_VENUS_CFG 32
+#define SLV_GPU_CFG 33
+#define SLV_SDCC_1 34
+#define SLV_SDCC_2 35
+#define SLV_CRYPTO_0_CFG 36
+#define SLV_PMIC_ARB 37
+#define SLV_USB3 38
+#define SLV_IPA_CFG 39
+#define SLV_TCU 40
+#define SLV_PCNOC_SNOC 41
+
+/* SNOC fabric */
+#define MAS_QDSS_BAM 0
+#define MAS_BIMC_SNOC 1
+#define MAS_PCNOC_SNOC 2
+#define MAS_IPA 3
+#define MAS_QDSS_ETR 4
+#define QDSS_INT 5
+#define SNOC_INT_0 6
+#define SNOC_INT_1 7
+#define SNOC_INT_2 8
+#define SLV_KPSS_AHB 9
+#define SLV_WCSS 10
+#define SLV_SNOC_BIMC_1 11
+#define SLV_IMEM 12
+#define SLV_SNOC_PCNOC 13
+#define SLV_QDSS_STM 14
+#define SLV_CATS_1 15
+#define SLV_LPASS 16
+
+/* SNOC-MM fabric */
+#define MAS_JPEG 0
+#define MAS_MDP 1
+#define MAS_VENUS 2
+#define MAS_VFE0 3
+#define MAS_VFE1 4
+#define MAS_CPP 5
+#define SLV_SNOC_BIMC_0 6
+#define SLV_SNOC_BIMC_2 7
+#define SLV_CATS_0 8
+
+#endif /* __DT_BINDINGS_INTERCONNECT_QCOM_MSM8953_H */
--
2.45.2
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