Lines Matching +full:i2c +full:- +full:tegra
1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/firmware/nvidia,tegra186-bpmp.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: NVIDIA Tegra Boot and Power Management Processor (BPMP)
10 - Thierry Reding <thierry.reding@gmail.com>
11 - Jon Hunter <jonathanh@nvidia.com>
14 The BPMP is a specific processor in Tegra chip, which is designed for
25 - .../mailbox/mailbox.txt
26 - .../mailbox/nvidia,tegra186-hsp.yaml
32 - .../clock/clock-bindings.txt
33 - <dt-bindings/clock/tegra186-clock.h>
34 - ../power/power-domain.yaml
35 - <dt-bindings/power/tegra186-powergate.h>
36 - .../reset/reset.txt
37 - <dt-bindings/reset/tegra186-reset.h>
40 separate nodes. For example, it can provide access to certain I2C
41 controllers, and the I2C bindings represent each I2C controller as a
52 The BPMP firmware defines no single global name-/numbering-space for
53 such services. Put another way, the numbering scheme for I2C buses is
57 "#address-cells" or "#size-cells" property.
63 See "../reserved-memory/nvidia,tegra264-bpmp-shmem.yaml" for bindings for
69 - items:
70 - enum:
71 - nvidia,tegra194-bpmp
72 - nvidia,tegra234-bpmp
73 - const: nvidia,tegra186-bpmp
74 - const: nvidia,tegra186-bpmp
87 memory-region:
89 CPU-NS and BPMP.
92 "#clock-cells":
95 "#power-domain-cells":
98 "#reset-cells":
103 - description: memory read client
104 - description: memory write client
105 - description: DMA read client
106 - description: DMA write client
108 interconnect-names:
110 - const: read
111 - const: write
112 - const: dma-mem # dma-read
113 - const: dma-write
118 i2c:
127 - required:
128 - memory-region
129 - required:
130 - shmem
133 - compatible
134 - mboxes
135 - "#clock-cells"
136 - "#power-domain-cells"
137 - "#reset-cells"
140 - |
141 #include <dt-bindings/interrupt-controller/arm-gic.h>
142 #include <dt-bindings/mailbox/tegra186-hsp.h>
143 #include <dt-bindings/memory/tegra186-mc.h>
146 compatible = "nvidia,tegra186-hsp";
149 interrupt-names = "doorbell";
150 #mbox-cells = <2>;
154 compatible = "nvidia,tegra186-sysram", "mmio-sram";
156 #address-cells = <1>;
157 #size-cells = <1>;
162 label = "cpu-bpmp-tx";
168 label = "cpu-bpmp-rx";
174 compatible = "nvidia,tegra186-bpmp";
179 interconnect-names = "read", "write", "dma-mem", "dma-write";
183 #clock-cells = <1>;
184 #power-domain-cells = <1>;
185 #reset-cells = <1>;
187 i2c {
188 compatible = "nvidia,tegra186-bpmp-i2c";
189 nvidia,bpmp-bus-id = <5>;
190 #address-cells = <1>;
191 #size-cells = <0>;
195 compatible = "nvidia,tegra186-bpmp-thermal";
196 #thermal-sensor-cells = <1>;
200 - |
201 #include <dt-bindings/mailbox/tegra186-hsp.h>
204 compatible = "nvidia,tegra186-bpmp";
209 interconnect-names = "read", "write", "dma-mem", "dma-write";
211 memory-region = <&dram_cpu_bpmp_mail>;
212 #clock-cells = <1>;
213 #power-domain-cells = <1>;
214 #reset-cells = <1>;