forked from Minki/linux
24aa40d3c1
Move USB PHY bindings under usb directory to phy directory which already contains other USB PHY bindings. The Samsung USB PHY binding is obsolete and can be removed. Signed-off-by: Rob Herring <robh@kernel.org> Cc: Pawel Moll <pawel.moll@arm.com> Cc: Mark Rutland <mark.rutland@arm.com> Cc: Ian Campbell <ijc+devicetree@hellion.org.uk> Cc: Kumar Gala <galak@codeaurora.org>
77 lines
1.9 KiB
Plaintext
77 lines
1.9 KiB
Plaintext
Qualcomm's APQ8016/MSM8916 USB transceiver controller
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- compatible:
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Usage: required
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Value type: <string>
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Definition: Should contain "qcom,usb-8x16-phy".
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- reg:
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Usage: required
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Value type: <prop-encoded-array>
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Definition: USB PHY base address and length of the register map
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- clocks:
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Usage: required
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Value type: <prop-encoded-array>
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Definition: See clock-bindings.txt section "consumers". List of
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two clock specifiers for interface and core controller
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clocks.
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- clock-names:
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Usage: required
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Value type: <string>
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Definition: Must contain "iface" and "core" strings.
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- vddcx-supply:
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Usage: required
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Value type: <phandle>
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Definition: phandle to the regulator VDCCX supply node.
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- v1p8-supply:
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Usage: required
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Value type: <phandle>
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Definition: phandle to the regulator 1.8V supply node.
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- v3p3-supply:
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Usage: required
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Value type: <phandle>
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Definition: phandle to the regulator 3.3V supply node.
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- resets:
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Usage: required
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Value type: <prop-encoded-array>
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Definition: See reset.txt section "consumers". PHY reset specifier.
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- reset-names:
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Usage: required
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Value type: <string>
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Definition: Must contain "phy" string.
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- switch-gpio:
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Usage: optional
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Value type: <prop-encoded-array>
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Definition: Some boards are using Dual SPDT USB Switch, witch is
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controlled by GPIO to de/multiplex D+/D- USB lines
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between connectors.
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Example:
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usb_phy: phy@78d9000 {
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compatible = "qcom,usb-8x16-phy";
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reg = <0x78d9000 0x400>;
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vddcx-supply = <&pm8916_s1_corner>;
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v1p8-supply = <&pm8916_l7>;
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v3p3-supply = <&pm8916_l13>;
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clocks = <&gcc GCC_USB_HS_AHB_CLK>,
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<&gcc GCC_USB_HS_SYSTEM_CLK>;
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clock-names = "iface", "core";
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resets = <&gcc GCC_USB2A_PHY_BCR>;
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reset-names = "phy";
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// D+/D- lines: 1 - Routed to HUB, 0 - Device connector
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switch-gpio = <&pm8916_gpios 4 GPIO_ACTIVE_HIGH>;
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};
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