From nobody Wed Oct 1 21:32:16 2025 Received: from sender4-pp-f112.zoho.com (sender4-pp-f112.zoho.com [136.143.188.112]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 8CD732D5934; Wed, 1 Oct 2025 18:33:50 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=pass smtp.client-ip=136.143.188.112 ARC-Seal: i=2; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1759343632; cv=pass; b=Bw8b2rfxTyy5qRgEobY1LJTZZlUpJl3/ca4wo8OJTq2yHiDpqGfumCpxqePL0VZZXZqz3hCk59Hl9teLKluppoOegooS4ajDfA/JaBvHm/nKpQIdv0tWLlEaJeFcmM0ENprD4BMVNOQrHOaNG0WGZc6C+z8BXNB/W1sHT9sgnmM= ARC-Message-Signature: i=2; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1759343632; c=relaxed/simple; bh=6XPuX0m01ZFf2GseM0abEL1RU1m4cMag66VApjnqATw=; h=From:To:Cc:Subject:Date:Message-ID:MIME-Version; b=A3BgHzDZ6LLvGjUSPAMQWWVv7cPWdiDnNiRqCJxQRLHXIEXOyog0YjvyaZISb7ONuRn1Uz7m+LgUs3NF4irc/u63SR5x8rhy4FbAjY80gIW+bzzxUAUXOb5ZNXPtNluWRq09OFITS/2RV6VPWyn7K02lmXXVT8pAuBpflnH+oUU= ARC-Authentication-Results: i=2; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=collabora.com; spf=pass smtp.mailfrom=collabora.com; dkim=pass (1024-bit key) header.d=collabora.com header.i=ariel.dalessandro@collabora.com header.b=HHdG3Ruz; arc=pass smtp.client-ip=136.143.188.112 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=collabora.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=collabora.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=collabora.com header.i=ariel.dalessandro@collabora.com header.b="HHdG3Ruz" ARC-Seal: i=1; a=rsa-sha256; t=1759343611; cv=none; d=zohomail.com; s=zohoarc; b=gXAEQVDCK74OK0TzgTvTVA+MUfiCZiPJSqtb6A0RzFDlVAzkGWfdzklQ8xaf+QQ1bDrbZhTRe+Axr4oTSkK4UFTZNMkcDg2ZE2OqqeYTZjGoQXR8hf2OQ9iVPBNkpe93v4cjguLw3w8hIh7OYGF8/fX59rz0xB0+pVXtv5I8JGE= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zohomail.com; s=zohoarc; t=1759343611; h=Content-Transfer-Encoding:Cc:Cc:Date:Date:From:From:MIME-Version:Message-ID:Subject:Subject:To:To:Message-Id:Reply-To; bh=5Tf1KRNvIh/o3Lawrm1/DSWDlI3pzmdrutlzoqFE9jM=; b=WVl7sfPLoh73cyvsUaNf5DoDdmjA7cK0cAPKbo7E/XC4dwdGklj0IphxKz0vqB54Q8oFOWbzul0VEH/ek5nZGf7/AxDi4vuWGewAPd2CJ3s46kdnOZcZCFu8ZkuR+CZsBRQ+ZCK8ggaTzCv5d+Gjku6JgdNwjTLbbV6iVviJ4QU= ARC-Authentication-Results: i=1; mx.zohomail.com; dkim=pass header.i=collabora.com; spf=pass smtp.mailfrom=ariel.dalessandro@collabora.com; dmarc=pass header.from= DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; t=1759343611; s=zohomail; d=collabora.com; i=ariel.dalessandro@collabora.com; h=From:From:To:To:Cc:Cc:Subject:Subject:Date:Date:Message-ID:MIME-Version:Content-Transfer-Encoding:Message-Id:Reply-To; bh=5Tf1KRNvIh/o3Lawrm1/DSWDlI3pzmdrutlzoqFE9jM=; b=HHdG3Ruz4P6R9QgHFOYqkeIpbu1ln3qlPVXfSOXm7OUfyiZxyfaHqX0E5Khr3HWK e+KQ1qOKYMrdkKpHO9hHjAxLH2HiXhKn+Vlc2JMYrVvli3IKwLze0hSbbbwWZO4mY4l rqPFhfYx8Uko3TPhwfbvvwhHDKkwVP0viKtOYakE= Received: by mx.zohomail.com with SMTPS id 1759343610165605.9822601405356; Wed, 1 Oct 2025 11:33:30 -0700 (PDT) From: Ariel D'Alessandro To: andrew+netdev@lunn.ch, angelogioacchino.delregno@collabora.com, ariel.dalessandro@collabora.com, conor+dt@kernel.org, davem@davemloft.net, edumazet@google.com, krzk+dt@kernel.org, kuba@kernel.org, luiz.dentz@gmail.com, pabeni@redhat.com, robh@kernel.org Cc: devicetree@vger.kernel.org, kernel@collabora.com, linux-bluetooth@vger.kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org Subject: [PATCH v3] dt-bindings: net: Convert Marvell 8897/8997 bindings to DT schema Date: Wed, 1 Oct 2025 15:33:20 -0300 Message-ID: <20251001183320.83221-1-ariel.dalessandro@collabora.com> X-Mailer: git-send-email 2.51.0 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-ZohoMailClient: External Content-Type: text/plain; charset="utf-8" Convert the existing text-based DT bindings for Marvell 8897/8997 (sd8897/sd8997) bluetooth devices controller to a DT schema. While here, bindings for "usb1286,204e" (USB interface) are dropped from the DT schema definition as these are currently documented in file [0]. [0] Documentation/devicetree/bindings/net/btusb.txt Signed-off-by: Ariel D'Alessandro --- .../net/bluetooth/marvell,sd8897-bt.yaml | 79 ++++++++++++++++++ .../devicetree/bindings/net/btusb.txt | 2 +- .../bindings/net/marvell-bt-8xxx.txt | 83 ------------------- 3 files changed, 80 insertions(+), 84 deletions(-) create mode 100644 Documentation/devicetree/bindings/net/bluetooth/marvell= ,sd8897-bt.yaml delete mode 100644 Documentation/devicetree/bindings/net/marvell-bt-8xxx.t= xt diff --git a/Documentation/devicetree/bindings/net/bluetooth/marvell,sd8897= -bt.yaml b/Documentation/devicetree/bindings/net/bluetooth/marvell,sd8897-b= t.yaml new file mode 100644 index 0000000000000..a307c64cfa4d6 --- /dev/null +++ b/Documentation/devicetree/bindings/net/bluetooth/marvell,sd8897-bt.yaml @@ -0,0 +1,79 @@ +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/net/bluetooth/marvell,sd8897-bt.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Marvell 8897/8997 (sd8897/sd8997) bluetooth devices (SDIO) + +maintainers: + - Ariel D'Alessandro + +allOf: + - $ref: /schemas/net/bluetooth/bluetooth-controller.yaml# + +properties: + compatible: + enum: + - marvell,sd8897-bt + - marvell,sd8997-bt + + reg: + maxItems: 1 + + interrupts: + maxItems: 1 + + marvell,cal-data: + $ref: /schemas/types.yaml#/definitions/uint8-array + description: + Calibration data downloaded to the device during initialization. + maxItems: 28 + + marvell,wakeup-pin: + $ref: /schemas/types.yaml#/definitions/uint16 + description: + Wakeup pin number of the bluetooth chip. Used by firmware to wakeup = host + system. + + marvell,wakeup-gap-ms: + $ref: /schemas/types.yaml#/definitions/uint16 + description: + Wakeup latency of the host platform. Required by the chip sleep feat= ure. + +required: + - compatible + - reg + - interrupts + +additionalProperties: false + +examples: + - | + #include + + mmc { + vmmc-supply =3D <&wlan_en_reg>; + bus-width =3D <4>; + cap-power-off-card; + keep-power-in-suspend; + + #address-cells =3D <1>; + #size-cells =3D <0>; + + bluetooth@2 { + compatible =3D "marvell,sd8897-bt"; + reg =3D <2>; + interrupt-parent =3D <&pio>; + interrupts =3D <119 IRQ_TYPE_LEVEL_LOW>; + + marvell,cal-data =3D /bits/ 8 < + 0x37 0x01 0x1c 0x00 0xff 0xff 0xff 0xff 0x01 0x7f 0x04 0x02 + 0x00 0x00 0xba 0xce 0xc0 0xc6 0x2d 0x00 0x00 0x00 0x00 0x00 + 0x00 0x00 0xf0 0x00>; + marvell,wakeup-pin =3D /bits/ 16 <0x0d>; + marvell,wakeup-gap-ms =3D /bits/ 16 <0x64>; + }; + }; + +... diff --git a/Documentation/devicetree/bindings/net/btusb.txt b/Documentatio= n/devicetree/bindings/net/btusb.txt index f546b1f7dd6d2..a68022a57c51e 100644 --- a/Documentation/devicetree/bindings/net/btusb.txt +++ b/Documentation/devicetree/bindings/net/btusb.txt @@ -14,7 +14,7 @@ Required properties: =20 =20 Also, vendors that use btusb may have device additional properties, e.g: -Documentation/devicetree/bindings/net/marvell-bt-8xxx.txt +Documentation/devicetree/bindings/net/bluetooth/marvell,sd8897-bt.yaml =20 Optional properties: =20 diff --git a/Documentation/devicetree/bindings/net/marvell-bt-8xxx.txt b/Do= cumentation/devicetree/bindings/net/marvell-bt-8xxx.txt deleted file mode 100644 index 957e5e5c2927c..0000000000000 --- a/Documentation/devicetree/bindings/net/marvell-bt-8xxx.txt +++ /dev/null @@ -1,83 +0,0 @@ -Marvell 8897/8997 (sd8897/sd8997) bluetooth devices (SDIO or USB based) ------- -The 8997 devices supports multiple interfaces. When used on SDIO interface= s, -the btmrvl driver is used and when used on USB interface, the btusb driver= is -used. - -Required properties: - - - compatible : should be one of the following: - * "marvell,sd8897-bt" (for SDIO) - * "marvell,sd8997-bt" (for SDIO) - * "usb1286,204e" (for USB) - -Optional properties: - - - marvell,cal-data: Calibration data downloaded to the device during - initialization. This is an array of 28 values(u8). - This is only applicable to SDIO devices. - - - marvell,wakeup-pin: It represents wakeup pin number of the bluetooth c= hip. - firmware will use the pin to wakeup host system (u16). - - marvell,wakeup-gap-ms: wakeup gap represents wakeup latency of the host - platform. The value will be configured to firmware. This - is needed to work chip's sleep feature as expected (u16). - - interrupt-names: Used only for USB based devices (See below) - - interrupts : specifies the interrupt pin number to the cpu. For SDIO, = the - driver will use the first interrupt specified in the interrupt - array. For USB based devices, the driver will use the interrupt - named "wakeup" from the interrupt-names and interrupt arrays. - The driver will request an irq based on this interrupt number. - During system suspend, the irq will be enabled so that the - bluetooth chip can wakeup host platform under certain - conditions. During system resume, the irq will be disabled - to make sure unnecessary interrupt is not received. - -Example: - -IRQ pin 119 is used as system wakeup source interrupt. -wakeup pin 13 and gap 100ms are configured so that firmware can wakeup host -using this device side pin and wakeup latency. - -Example for SDIO device follows (calibration data is also available in -below example). - -&mmc3 { - vmmc-supply =3D <&wlan_en_reg>; - bus-width =3D <4>; - cap-power-off-card; - keep-power-in-suspend; - - #address-cells =3D <1>; - #size-cells =3D <0>; - btmrvl: bluetooth@2 { - compatible =3D "marvell,sd8897-bt"; - reg =3D <2>; - interrupt-parent =3D <&pio>; - interrupts =3D <119 IRQ_TYPE_LEVEL_LOW>; - - marvell,cal-data =3D /bits/ 8 < - 0x37 0x01 0x1c 0x00 0xff 0xff 0xff 0xff 0x01 0x7f 0x04 0x02 - 0x00 0x00 0xba 0xce 0xc0 0xc6 0x2d 0x00 0x00 0x00 0x00 0x00 - 0x00 0x00 0xf0 0x00>; - marvell,wakeup-pin =3D /bits/ 16 <0x0d>; - marvell,wakeup-gap-ms =3D /bits/ 16 <0x64>; - }; -}; - -Example for USB device: - -&usb_host1_ohci { - #address-cells =3D <1>; - #size-cells =3D <0>; - - mvl_bt1: bt@1 { - compatible =3D "usb1286,204e"; - reg =3D <1>; - interrupt-parent =3D <&gpio0>; - interrupt-names =3D "wakeup"; - interrupts =3D <119 IRQ_TYPE_LEVEL_LOW>; - marvell,wakeup-pin =3D /bits/ 16 <0x0d>; - marvell,wakeup-gap-ms =3D /bits/ 16 <0x64>; - }; -}; --=20 2.51.0