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https://github.com/AuxXxilium/linux_dsm_epyc7002.git
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f84a8ecfca
Add hwspinlock driver for U8500's Hsem hardware.
At this point only HSem's protocol 1 is used (i.e. no interrupts).
Signed-off-by: Mathieu Poirier <mathieu.poirier@linaro.org>
Acked-by: Linus Walleij <linus.walleij@linaro.org>
[ohad@wizery.com: adopt recent hwspin_lock_{un}register API changes]
[ohad@wizery.com: set the owner member of the driver]
[ohad@wizery.com: mark ->remove() function as __devexit]
[ohad@wizery.com: write commit log]
[ohad@wizery.com: small cleanups]
Signed-off-by: Ohad Ben-Cohen <ohad@wizery.com>
33 lines
683 B
Plaintext
33 lines
683 B
Plaintext
#
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# Generic HWSPINLOCK framework
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#
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# HWSPINLOCK always gets selected by whoever wants it.
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config HWSPINLOCK
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tristate
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menu "Hardware Spinlock drivers"
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config HWSPINLOCK_OMAP
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tristate "OMAP Hardware Spinlock device"
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depends on ARCH_OMAP4
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select HWSPINLOCK
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help
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Say y here to support the OMAP Hardware Spinlock device (firstly
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introduced in OMAP4).
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If unsure, say N.
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config HSEM_U8500
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tristate "STE Hardware Semaphore functionality"
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depends on ARCH_U8500
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select HWSPINLOCK
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help
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Say y here to support the STE Hardware Semaphore functionality, which
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provides a synchronisation mechanism for the various processor on the
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SoC.
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If unsure, say N.
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endmenu
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