bindings/remoteproc/mtk%2Cscp.yaml

1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10   - Tinghan Shen <tinghan.shen@mediatek.com>
13   This binding provides support for ARM Cortex M4 Co-processor found on some
19       - mediatek,mt8183-scp
20       - mediatek,mt8186-scp
21       - mediatek,mt8188-scp
22       - mediatek,mt8188-scp-dual
23       - mediatek,mt8192-scp
24       - mediatek,mt8195-scp
25       - mediatek,mt8195-scp-dual
34   reg-names:
40       Clock for co-processor (see ../clock/clock-bindings.txt).
44   clock-names:
50   firmware-name:
57   memory-region:
60   cros-ec-rpmsg:
61     $ref: /schemas/mfd/google,cros-ec.yaml
68       - mediatek,rpmsg-name
72   '#address-cells':
75   '#size-cells':
84   "^scp@[a-f0-9]+$":
87       The MediaTek SCP integrated to SoC might be a multi-core version.
99       control the translations between 32-bit CPU addresses into system bus
106           - mediatek,scp-core
112       reg-names:
118       firmware-name:
123           initializing sub cores of multi-core SCP.
125       memory-region:
128       cros-ec-rpmsg:
129         $ref: /schemas/mfd/google,cros-ec.yaml
136           - mediatek,rpmsg-name
141       - compatible
142       - reg
143       - reg-names
148   - compatible
149   - reg
150   - reg-names
153   - if:
157             - mediatek,mt8183-scp
158             - mediatek,mt8192-scp
161         - clocks
162         - clock-names
164   - if:
168             - mediatek,mt8183-scp
169             - mediatek,mt8186-scp
170             - mediatek,mt8188-scp
175         reg-names:
177             - const: sram
178             - const: cfg
179   - if:
183             - mediatek,mt8192-scp
184             - mediatek,mt8195-scp
189         reg-names:
191             - const: sram
192             - const: cfg
193             - const: l1tcm
194   - if:
198             - mediatek,mt8188-scp-dual
199             - mediatek,mt8195-scp-dual
204         reg-names:
206             - const: cfg
207             - const: l1tcm
212   - |
213     #include <dt-bindings/clock/mt8192-clk.h>
216         compatible = "mediatek,mt8192-scp";
220         reg-names = "sram", "cfg", "l1tcm";
222         clock-names = "main";
224         cros-ec-rpmsg {
225             compatible = "google,cros-ec-rpmsg";
226             mediatek,rpmsg-name = "cros-ec-rpmsg";
230   - |
232         compatible = "mediatek,mt8195-scp-dual";
235         reg-names = "cfg", "l1tcm";
237         #address-cells = <1>;
238         #size-cells = <1>;
242             compatible = "mediatek,scp-core";
244             reg-names = "sram";
246             cros-ec-rpmsg {
247                 compatible = "google,cros-ec-rpmsg";
248                 mediatek,rpmsg-name = "cros-ec-rpmsg";
253             compatible = "mediatek,scp-core";
255             reg-names = "sram";
257             cros-ec-rpmsg {
258                 compatible = "google,cros-ec-rpmsg";
259                 mediatek,rpmsg-name = "cros-ec-rpmsg";