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The PHY framework provides a set of APIs to control a PHY. This API is derived from the linux version of the generic PHY framework. Currently the API supports init(), deinit(), power_on, power_off() and reset(). The framework provides a way to get a reference to a phy from the device-tree. Signed-off-by: Jean-Jacques Hiblot <jjhiblot@ti.com> Reviewed-by: Simon Glass <sjg@chromium.org>
37 lines
1.2 KiB
Plaintext
37 lines
1.2 KiB
Plaintext
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menu "PHY Subsystem"
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config PHY
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bool "PHY Core"
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depends on DM
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help
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PHY support.
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This framework is designed to provide a generic interface for PHY
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devices. PHY devices are dedicated hardware that handle the physical
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layer of the protocols in the OSI model.
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PHYs are commonly used for high speed interfaces such as Serial-ATA
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or PCI express.
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The API provides functions to initialize/deinitialize the
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PHY, power on/off the PHY, and reset the PHY. It's meant to be as
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compatible as possible with the equivalent framework found in the
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linux kernel.
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config SPL_PHY
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bool "PHY Core in SPL"
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depends on DM
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help
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PHY support in SPL.
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This framework is designed to provide a generic interface for PHY
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devices. PHY devices are dedicated hardware that handle the physical
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layer of the protocols (https://en.wikipedia.org/wiki/OSI_model).
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PHYs are commonly used for high speed interfaces such as Serial-ATA
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or PCI express.
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The API provides functions to initialize/deinitialize the
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PHY, power on/off the PHY, and reset the PHY. It's meant to be as
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compatible as possible with the equivalent framework found in the
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linux kernel.
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endmenu
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