From: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
To: gregkh@linuxfoundation.org
Cc: robh+dt@kernel.org, krzysztof.kozlowski+dt@linaro.org,
conor+dt@kernel.org, heikki.krogerus@linux.intel.com,
matthias.bgg@gmail.com, dmitry.baryshkov@linaro.org,
neil.armstrong@linaro.org, andersson@kernel.org,
nathan@kernel.org, luca.weiss@fairphone.com,
tianping.fang@mediatek.com, linux-usb@vger.kernel.org,
devicetree@vger.kernel.org, linux-kernel@vger.kernel.org,
linux-arm-kernel@lists.infradead.org,
linux-mediatek@lists.infradead.org, kernel@collabora.com,
AngeloGioacchino Del Regno
<angelogioacchino.delregno@collabora.com>
Subject: [PATCH v3 1/2] dt-bindings: usb: Introduce ITE IT5205 Alt. Mode Passive MUX
Date: Mon, 22 Jan 2024 12:04:45 +0100 [thread overview]
Message-ID: <20240122110446.140226-2-angelogioacchino.delregno@collabora.com> (raw)
In-Reply-To: <20240122110446.140226-1-angelogioacchino.delregno@collabora.com>
Introduce a binding for the ITE IT5205 Alternate Mode Passive MUX,
used for connecting, disconnecting and switching orientation and
control the SBU signals for alternate modes on USB Type-C ports.
Signed-off-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
---
.../devicetree/bindings/usb/ite,it5205.yaml | 72 +++++++++++++++++++
1 file changed, 72 insertions(+)
create mode 100644 Documentation/devicetree/bindings/usb/ite,it5205.yaml
diff --git a/Documentation/devicetree/bindings/usb/ite,it5205.yaml b/Documentation/devicetree/bindings/usb/ite,it5205.yaml
new file mode 100644
index 000000000000..36ec4251b5f2
--- /dev/null
+++ b/Documentation/devicetree/bindings/usb/ite,it5205.yaml
@@ -0,0 +1,72 @@
+# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/usb/ite,it5205.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: ITE IT5202 Type-C USB Alternate Mode Passive MUX
+
+maintainers:
+ - AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
+ - Tianping Fang <tianping.fang@mediatek.com>
+
+properties:
+ compatible:
+ const: ite,it5205
+
+ reg:
+ maxItems: 1
+
+ vcc-supply:
+ description: Power supply for VCC pin (3.3V)
+
+ mode-switch:
+ description: Flag the port as possible handle of altmode switching
+ type: boolean
+
+ orientation-switch:
+ description: Flag the port as possible handler of orientation switching
+ type: boolean
+
+ ite,ovp-enable:
+ description: Enable Over Voltage Protection functionality
+ type: boolean
+
+ port:
+ $ref: /schemas/graph.yaml#/properties/port
+ description:
+ A port node to link the IT5205 to a TypeC controller for the purpose of
+ handling altmode muxing and orientation switching.
+
+required:
+ - compatible
+ - reg
+ - orientation-switch
+ - port
+
+additionalProperties: false
+
+examples:
+ - |
+ #include <dt-bindings/interrupt-controller/irq.h>
+ i2c2 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ typec-mux@48 {
+ compatible = "ite,it5205";
+ reg = <0x48>;
+
+ mode-switch;
+ orientation-switch;
+
+ vcc-supply = <&mt6359_vibr_ldo_reg>;
+
+ port {
+ it5205_usbss_sbu: endpoint {
+ remote-endpoint = <&typec_controller>;
+ };
+ };
+ };
+ };
+...
--
2.43.0
next prev parent reply other threads:[~2024-01-22 11:04 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-01-22 11:04 [PATCH v3 0/2] Add ITE IT5205 Passive MUX AngeloGioacchino Del Regno
2024-01-22 11:04 ` AngeloGioacchino Del Regno [this message]
2024-01-23 17:25 ` [PATCH v3 1/2] dt-bindings: usb: Introduce ITE IT5205 Alt. Mode " Conor Dooley
2024-01-22 11:04 ` [PATCH v3 2/2] usb: typec: mux: Add ITE IT5205 Alternate Mode Passive MUX driver AngeloGioacchino Del Regno
2024-01-24 13:43 ` Heikki Krogerus
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