2022-07-21 19:50:20

by Daniel Kestrel

[permalink] [raw]
Subject: [PATCH v3 2/3] dt-bindings: remoteproc: Add AVM WASP

AVM Fritzbox router boards may contain an additional ATH79
based SoC that has the wifi cards connected.
This patch adds bindings for this remote processor.

Signed-off-by: Daniel Kestrel <[email protected]>
---
.../bindings/remoteproc/avm,wasp-rproc.yaml | 61 +++++++++++++++++++
1 file changed, 61 insertions(+)
create mode 100644 Documentation/devicetree/bindings/remoteproc/avm,wasp-rproc.yaml

diff --git a/Documentation/devicetree/bindings/remoteproc/avm,wasp-rproc.yaml b/Documentation/devicetree/bindings/remoteproc/avm,wasp-rproc.yaml
new file mode 100644
index 000000000000..e8618706a34f
--- /dev/null
+++ b/Documentation/devicetree/bindings/remoteproc/avm,wasp-rproc.yaml
@@ -0,0 +1,61 @@
+# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/remoteproc/avm,wasp-rproc.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: AVM WASP processor controller bindings
+
+maintainers:
+ - Daniel Kestrel <[email protected]>
+
+description: |
+ This document defines the bindings for the remoteproc component that loads and
+ boots firmwares on the AVM Wireless Assistant Support Processor (WASP) SoC
+ that is attached to some AVM Fritzbox devices (3390, 3490, 5490, 5491, 7490).
+
+properties:
+ compatible:
+ enum:
+ - avm,fritzbox3390-wasp
+ - avm,fritzbox3490-wasp
+ - avm,fritzbox5490-wasp
+ - avm,fritzbox5491-wasp
+ - avm,fritzbox7490-wasp
+
+ avm,wasp-mdio:
+ $ref: /schemas/types.yaml#/definitions/phandle
+ description: Lantiq GSWIP switch mdio.
+
+ avm,wasp-port:
+ $ref: /schemas/types.yaml#/definitions/phandle
+ description: Network port, where the WASP SoC is connected to.
+
+ avm,reset-gpios:
+ description: Reset gpio of the WASP SoC.
+ maxItems: 1
+
+ avm,startup-gpios:
+ description: Startup gpio of the WASP SoC.
+ maxItems: 1
+
+required:
+ - compatible
+ - avm,wasp-mdio
+ - avm,wasp-port
+ - avm,reset-gpios
+ - avm,startup-gpios
+
+additionalProperties: false
+
+examples:
+ - |
+ #include <dt-bindings/gpio/gpio.h>
+
+ remoteproc {
+ compatible = "avm,fritzbox7490-wasp";
+ avm,wasp-mdio = <&gswip_mdio>;
+ avm,wasp-port = <&port5>;
+ avm,reset-gpios = <&gpio 34 GPIO_ACTIVE_HIGH>;
+ avm,startup-gpios = <&gpio 5 GPIO_ACTIVE_HIGH>;
+ };
--
2.17.1