arm/tegra/nvidia%2Ctegra194-cbb.yaml

1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/arm/tegra/nvidia,tegra194-cbb.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10   - Sumit Gupta <sumitg@nvidia.com>
15   multiple hierarchical sub-NOCs (Network-on-Chip) and connects various
20   "AON-NOC, SCE-NOC, RCE-NOC, BPMP-NOC, CV-NOC" and "CBB Central NOC"
23   By default, the access issuing initiator is informed about the error
28   - For CCPLEX (CPU Complex) initiator, the driver sets ERD bit. So, the
31   - For other initiators, the ERD is disabled. So, the access issuing
32     initiator is informed about the illegal access by Data Abort exception.
34     include all engines using Cortex-R5 (which is ARMv7 CPU cluster) and
35     engines like TSEC (Security co-processor), NVDEC (NVIDIA Video Decoder
44     pattern: "^[a-z]+-noc@[0-9a-f]+$"
48       - nvidia,tegra194-cbb-noc
49       - nvidia,tegra194-aon-noc
50       - nvidia,tegra194-bpmp-noc
51       - nvidia,tegra194-rce-noc
52       - nvidia,tegra194-sce-noc
54   reg:
59       CCPLEX receives secure or nonsecure interrupt depending on error type.
60       A secure interrupt is received for SEC(firewall) & SLV errors and a
61       non-secure interrupt is received for TMO & DEC errors.
63       - description: non-secure interrupt
64       - description: secure interrupt
81   - compatible
82   - reg
83   - interrupts
84   - nvidia,apbmisc
87   - |
88     #include <dt-bindings/interrupt-controller/arm-gic.h>
90     cbb-noc@2300000 {
91         compatible = "nvidia,tegra194-cbb-noc";
92         reg = <0x02300000 0x1000>;