linux-kernel - [PATCH v4 7/8] ASoC: dt-bindings: xmos,xvf3500: add XMOS XVF3500 voice processor

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Message-Id: <20240220-onboard_xvf3500-v4-7-dc1617cc5dd4@wolfvision.net>
Date: Tue, 20 Feb 2024 15:05:51 +0100
From: Javier Carrasco <javier.carrasco@...fvision.net>
To: Liam Girdwood <lgirdwood@...il.com>, Mark Brown <broonie@...nel.org>, 
 Rob Herring <robh+dt@...nel.org>, 
 Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>, 
 Conor Dooley <conor+dt@...nel.org>, Matthias Kaehlcke <mka@...omium.org>, 
 Greg Kroah-Hartman <gregkh@...uxfoundation.org>, 
 Helen Koike <helen.koike@...labora.com>, 
 Maarten Lankhorst <maarten.lankhorst@...ux.intel.com>, 
 Maxime Ripard <mripard@...nel.org>, Thomas Zimmermann <tzimmermann@...e.de>, 
 David Airlie <airlied@...il.com>, Daniel Vetter <daniel@...ll.ch>, 
 Catalin Marinas <catalin.marinas@....com>, Will Deacon <will@...nel.org>, 
 Russell King <linux@...linux.org.uk>
Cc: linux-sound@...r.kernel.org, devicetree@...r.kernel.org, 
 linux-kernel@...r.kernel.org, linux-usb@...r.kernel.org, 
 dri-devel@...ts.freedesktop.org, linux-arm-kernel@...ts.infradead.org, 
 Javier Carrasco <javier.carrasco@...fvision.net>
Subject: [PATCH v4 7/8] ASoC: dt-bindings: xmos,xvf3500: add XMOS XVF3500
 voice processor

The XMOS XVF3500 VocalFusion Voice Processor[1] is a low-latency, 32-bit
multicore controller for voice processing.

Add new bindings to define the device properties.

[1] https://www.xmos.com/xvf3500/

Signed-off-by: Javier Carrasco <javier.carrasco@...fvision.net>
---
 .../devicetree/bindings/sound/xmos,xvf3500.yaml    | 63 ++++++++++++++++++++++
 1 file changed, 63 insertions(+)

diff --git a/Documentation/devicetree/bindings/sound/xmos,xvf3500.yaml b/Documentation/devicetree/bindings/sound/xmos,xvf3500.yaml
new file mode 100644
index 000000000000..fb77a61f1350
--- /dev/null
+++ b/Documentation/devicetree/bindings/sound/xmos,xvf3500.yaml
@@ -0,0 +1,63 @@
+# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/sound/xmos,xvf3500.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: XMOS XVF3500 VocalFusion Voice Processor
+
+maintainers:
+  - Javier Carrasco <javier.carrasco@...fvision.net>
+
+description:
+  The XMOS XVF3500 VocalFusion Voice Processor is a low-latency, 32-bit
+  multicore controller for voice processing.
+  https://www.xmos.com/xvf3500/
+
+allOf:
+  - $ref: /schemas/usb/usb-device.yaml#
+
+properties:
+  compatible:
+    const: usb20b1,0013
+
+  reg: true
+
+  reset-gpios:
+    maxItems: 1
+
+  vdd-supply:
+    description:
+      Regulator for the 1V0 supply.
+
+  vddio-supply:
+    description:
+      Regulator for the 3V3 supply.
+
+required:
+  - compatible
+  - reg
+  - reset-gpios
+  - vdd-supply
+  - vddio-supply
+
+additionalProperties: false
+
+examples:
+  - |
+    #include <dt-bindings/gpio/gpio.h>
+
+    usb {
+        #address-cells = <1>;
+        #size-cells = <0>;
+
+        voice_processor: voice-processor@1 {
+            compatible = "usb20b1,0013";
+            reg = <1>;
+            reset-gpios = <&gpio 5 GPIO_ACTIVE_LOW>;
+            vdd-supply = <&vcc1v0>;
+            vddio-supply = <&vcc3v3>;
+        };
+    };
+
+...

-- 
2.40.1