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menu "Mailbox Controller Support"
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config DM_MAILBOX
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bool "Enable mailbox controllers using Driver Model"
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depends on DM && OF_CONTROL
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help
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Enable support for the mailbox driver class. Mailboxes provide the
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ability to transfer small messages and/or notifications from one
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CPU to another CPU, or sometimes to dedicated HW modules. They form
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the basis of a variety of inter-process/inter-CPU communication
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protocols.
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config SANDBOX_MBOX
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bool "Enable the sandbox mailbox test driver"
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depends on DM_MAILBOX && SANDBOX
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help
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Enable support for a test mailbox implementation, which simply echos
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back a modified version of any message that is sent.
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config TEGRA_HSP
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bool "Enable Tegra HSP controller support"
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depends on DM_MAILBOX && TEGRA
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help
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This enables support for the NVIDIA Tegra HSP Hw module, which
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implements doorbells, mailboxes, semaphores, and shared interrupts.
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endmenu
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