From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from ironport.ite.com.tw (60-251-196-230.hinet-ip.hinet.net [60.251.196.230]) (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 7DCBE3F39F5; Thu, 9 Jul 2026 08:38:21 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=60.251.196.230 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1783586305; cv=none; b=TzUQuKatfpPmF5rSjSiEG7DNQDup1Ue8sw4RevfTeMfNVVoCfHGta+uUmkhG4Z4I8f/MVRW5OrJeasnH2RXWQhRr7xiTCL20vtwqxCen5tYMzzSkWbt4MTuQhkYW3zwu8EL9CQPlJOZtQFrdwrqxld6OSjDgEsV7yFEJEpbuF4Q= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1783586305; c=relaxed/simple; bh=9o+LYMvJ5wTINY6vywTmDSKEfqklmtFKkqmFQK7irC0=; h=From:Date:Subject:MIME-Version:Content-Type:Message-ID:References: In-Reply-To:To:CC; b=Ks6A96Tk17o1FlBM5Qk98/ClOTUDlxVThgGdkM7Kah71Oc0VkajSzgjP0XlTwbVqA16pCmdO3x2VXdR+ES1ON/LpedQqF2XmIoQ6SnQ2jjh0e36QrRx1e/4xR0Av8i+GpYqobAsxm3Q3JrlDus1cRE2p6Pg2ejsN7Dnv8z28gy4= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=ite.com.tw; spf=pass smtp.mailfrom=ite.com.tw; dkim=pass (2048-bit key) header.d=ite.com.tw header.i=@ite.com.tw header.b=hcsSZroH; arc=none smtp.client-ip=60.251.196.230 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=ite.com.tw Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=ite.com.tw Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=ite.com.tw header.i=@ite.com.tw header.b="hcsSZroH" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ite.com.tw; s=dkim; h=from:date:subject:mime-version:content-transfer-encoding: message-id:references:in-reply-to:to:cc; bh=dl0sTBLRcsvu2kwdX88tZmgP8RojEdTSEm5X+P/uvkk=; b=hcsSZroH9jNZgkONg9vjB6Qi1lYVG0Lj7OLWxaE4a1YI5WYob/zdSNBt p6sON8G2ZzjcLkpdTGEzHaNRfEF/KVTbwyfIsaoBpqPTH3ntGdoGpGfBJ SFyTomm2g7KbyHPe63kjNfieia+DEh5XIYazYqVKVBBQmlCX5PYUDsXlD eIOTqQ8MUrKCoS6StysPgPyYXnM91R0WrEuF9MUQ0Irt+wILjTPGtEkLF D8/elCNG9+UuWpsz+RMVzzffQR0bXLBsdzKw15Tgk9BaK/X5hptIB3qqy PG4f8d5n1yLax6NVgHdwB+cYvLsBS6yPEdgnknYgTCkmpHuzHQjUrRUa8 Q==; X-CSE-ConnectionGUID: wVRz5ltPSISofCGq77huaQ== X-CSE-MsgGUID: Nkfy+ZoZSseQLnpBdNHjfQ== Received: from unknown (HELO mse.ite.com.tw) ([192.168.35.30]) by ironport.ite.com.tw with ESMTP; 09 Jul 2026 16:34:55 +0800 Received: from hscmail1.internal.ite.com.tw (HSCMAIL1.internal.ite.com.tw [192.168.35.58]) by mse.ite.com.tw with ESMTP id 6698Ymf9046663; Thu, 9 Jul 2026 16:34:48 +0800 (+08) (envelope-from amber.kao@ite.com.tw) Received: from [127.0.1.1] (192.168.37.107) by HSCMAIL1.internal.ite.com.tw (192.168.35.58) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.2562.37; Thu, 9 Jul 2026 16:34:46 +0800 From: Amber Kao Date: Fri, 10 Jul 2026 00:34:42 +0800 Subject: [PATCH v2 1/2] dt-bindings: usb: Add ITE IT885x support Precedence: bulk X-Mailing-List: devicetree@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Message-ID: <20260710-ucsi-itepd-feature-v2-1-41943fd5df38@ite.com.tw> References: <20260710-ucsi-itepd-feature-v2-0-41943fd5df38@ite.com.tw> In-Reply-To: <20260710-ucsi-itepd-feature-v2-0-41943fd5df38@ite.com.tw> To: Jeson Yang , Yaode Fang , Bling Chiang , Doreen Lin , Eric Su , Greg Kroah-Hartman , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Heikki Krogerus CC: , , , Amber Kao X-Mailer: b4 0.15.2 X-ClientProxiedBy: CSBMAIL1.internal.ite.com.tw (192.168.65.58) To HSCMAIL1.internal.ite.com.tw (192.168.35.58) X-TM-SNTS-SMTP: 5EA805916C6A947DF9A92BF8E94E8E317E595490D18120358E8F26845D8ADA832002:8 X-MAIL:mse.ite.com.tw 6698Ymf9046663 Add device tree binding documentation for the ITE IT885x. The ITE IT885x is an I2C-based USB Type-C Power Delivery (PD) controller. v1 -> v2: - Per Conor/Sashiko: dropped the redundant `gpios` property, the interrupt line is already described via `interrupts` - Per Conor: renamed example node from `itepd@40` to `typec@40` Cc: Yaode Fang Cc: Jeson Yang Cc: Bling Chiang Cc: Eric Su Cc: Doreen Lin Signed-off-by: Amber Kao --- v1: https://lore.kernel.org/all/20260615-ucsi-itepd-feature-v1-0-a826cfd0df6a@ite.com.tw/ --- .../devicetree/bindings/usb/ite,itepd-it885x.yaml | 105 +++++++++++++++++++++ MAINTAINERS | 11 +++ 2 files changed, 116 insertions(+) diff --git a/Documentation/devicetree/bindings/usb/ite,itepd-it885x.yaml b/Documentation/devicetree/bindings/usb/ite,itepd-it885x.yaml new file mode 100644 index 000000000000..0a292a8e72cd --- /dev/null +++ b/Documentation/devicetree/bindings/usb/ite,itepd-it885x.yaml @@ -0,0 +1,105 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/usb/ite,itepd-it885x.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: ITE IT885x USB Type-C Power Delivery Controller + +maintainers: + - Jeson Yang + +description: + The ITE IT885x is an I2C-based USB Type-C Power Delivery (PD) controller. + +properties: + compatible: + const: ite,itepd-it885x + + reg: + maxItems: 1 + + interrupts: + maxItems: 1 + + wakeup-source: true + + pinctrl-names: + minItems: 1 + + pinctrl-0: true + + '#address-cells': + const: 1 + + '#size-cells': + const: 0 + +patternProperties: + "^connector(@[0-9a-f]+)?$": + $ref: /schemas/connector/usb-connector.yaml# + unevaluatedProperties: false + +required: + - compatible + - reg + - interrupts + +unevaluatedProperties: false + +examples: + - | + #include + #include + + i2c { + #address-cells = <1>; + #size-cells = <0>; + + typec@40 { + compatible = "ite,itepd-it885x"; + reg = <0x40>; + interrupts-extended = <&tlmm 129 IRQ_TYPE_EDGE_FALLING>; + wakeup-source; + + pinctrl-names = "default"; + pinctrl-0 = <&itepd_int_default>; + + #address-cells = <1>; + #size-cells = <0>; + + connector@0 { + compatible = "usb-c-connector"; + reg = <0>; + label = "USB-C"; + power-role = "dual"; + data-role = "dual"; + + ports { + #address-cells = <1>; + #size-cells = <0>; + + port@0 { + reg = <0>; + endpoint { + remote-endpoint = <&eud_con>; + }; + }; + + port@1 { + reg = <1>; + endpoint { + remote-endpoint = <&redriver_ss_out>; + }; + }; + + port@2 { + reg = <2>; + endpoint { + remote-endpoint = <&fsa4480_sbu_mux>; + }; + }; + }; + }; + }; + }; diff --git a/MAINTAINERS b/MAINTAINERS index 461a3eed6129..1b03fa3aa060 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -13720,6 +13720,17 @@ T: git https://gitlab.freedesktop.org/drm/misc/kernel.git F: Documentation/devicetree/bindings/display/bridge/ite,it66121.yaml F: drivers/gpu/drm/bridge/ite-it66121.c +ITE IT885x TYPE-C PD CONTROLLER DRIVER +M: Jeson Yang +M: Amber Kao +R: Yaode Fang +R: Bling Chiang +R: Doreen Lin +R: Eric Su +L: linux-usb@vger.kernel.org +S: Maintained +F: Documentation/devicetree/bindings/usb/ite,itepd-it885x.yaml + IVTV VIDEO4LINUX DRIVER M: Andy Walls L: linux-media@vger.kernel.org -- 2.53.0