[PATCH] ASoC: dt-bindings: mediatek: Convert mtk-btcvsd-snd to DT Schema

Luca Leonardo Scorcia
2026-04-20T20:45:42Z

Convert the mtk-btcvsd-snd.txt DT binding to DT Schema format.

Signed-off-by: Luca Leonardo Scorcia <l.scorcia@gmail.com>
---
.../sound/mediatek,mtk-btcvsd-snd.yaml | 54 +++++++++++++++++++
.../bindings/sound/mtk-btcvsd-snd.txt | 24 ---------
2 files changed, 54 insertions(+), 24 deletions(-)
create mode 100644 Documentation/devicetree/bindings/sound/mediatek,mtk-btcvsd-snd.yaml
delete mode 100644 Documentation/devicetree/bindings/sound/mtk-btcvsd-snd.txt

diff --git a/Documentation/devicetree/bindings/sound/mediatek,mtk-btcvsd-snd.yaml b/Documentation/devicetree/bindings/sound/mediatek,mtk-btcvsd-snd.yaml
new file mode 100644
index 000000000000..f423e3a02997
--- /dev/null
+++ b/Documentation/devicetree/bindings/sound/mediatek,mtk-btcvsd-snd.yaml
@@ -0,0 +1,54 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/sound/mediatek,mtk-btcvsd-snd.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Mediatek ALSA BT SCO CVSD/MSBC Driver
+
+properties:
+ compatible:
+ const: mediatek,mtk-btcvsd-snd
+
+ reg:
+ items:
+ - description: Register location and size of PKV
+ - description: Register location and size of SRAM_BANK2
+
+ interrupts:
+ items:
+ - description: BT-SCO interrupt
+
+ mediatek,infracfg:
+ $ref: /schemas/types.yaml#/definitions/phandle
+ description: The phandle of the infracfg controller
+
+ mediatek,offset:
+ description: Array of register offsets and masks
+ $ref: /schemas/types.yaml#/definitions/uint32-array
+ items:
+ - description: infra_misc_offset
+ - description: infra_conn_bt_cvsd_mask
+ - description: cvsd_mcu_read_offset
+ - description: cvsd_mcu_write_offset
+ - description: cvsd_packet_indicator_offset
+
+required:
+ - compatible
+ - reg
+ - interrupts
+ - mediatek,infracfg
+ - mediatek,offset
+
+additionalProperties: false
+
+examples:
+ - |
+ mtk-btcvsd-snd@18000000 {
+ compatible = "mediatek,mtk-btcvsd-snd";
+ reg = <0 0x18000000 0 0x1000>,
+ <0 0x18080000 0 0x8000>;
+ interrupts = <GIC_SPI 286 IRQ_TYPE_LEVEL_LOW>;
+ mediatek,infracfg = <&infrasys>;
+ mediatek,offset = <0xf00 0x800 0xfd0 0xfd4 0xfd8>;
+ };
diff --git a/Documentation/devicetree/bindings/sound/mtk-btcvsd-snd.txt b/Documentation/devicetree/bindings/sound/mtk-btcvsd-snd.txt
deleted file mode 100644
index 679e44839b48..000000000000
--- a/Documentation/devicetree/bindings/sound/mtk-btcvsd-snd.txt
+++ /dev/null
@@ -1,24 +0,0 @@
-Mediatek ALSA BT SCO CVSD/MSBC Driver
-
-Required properties:
-- compatible = "mediatek,mtk-btcvsd-snd";
-- reg: register location and size of PKV and SRAM_BANK2
-- interrupts: should contain BTSCO interrupt
-- mediatek,infracfg: the phandles of INFRASYS
-- mediatek,offset: Array contains of register offset and mask
- infra_misc_offset,
- infra_conn_bt_cvsd_mask,
- cvsd_mcu_read_offset,
- cvsd_mcu_write_offset,
- cvsd_packet_indicator_offset
-
-Example:
-
- mtk-btcvsd-snd@18000000 {
- compatible = "mediatek,mtk-btcvsd-snd";
- reg=<0 0x18000000 0 0x1000>,
- <0 0x18080000 0 0x8000>;
- interrupts = <GIC_SPI 286 IRQ_TYPE_LEVEL_LOW>;
- mediatek,infracfg = <&infrasys>;
- mediatek,offset = <0xf00 0x800 0xfd0 0xfd4 0xfd8>;
- };
--
2.43.0