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authorDuncan Laurie <dlaurie@google.com>2017-08-29 08:36:55 -0700
committerDuncan Laurie <dlaurie@chromium.org>2017-08-30 15:36:59 +0000
commitf10c8f9cf3930db624955f04cb6434d69e16030e (patch)
tree3103cd764fa6f81f7bca07f04850e950eb8e48e7 /src/mainboard/google/butterfly/ec.h
parent1533a3cae8cdeeef8ed397c4965e7deca3c73adc (diff)
mb/google/eve: rt5514: Add 16ms delay on dmic init
Add a 16ms delay to DMIC init by the kernel driver in order to prevent an audible 'pop' noise when starting to record. BUG=b:63413023 TEST=manual testing to ensure this device property is present in SSDT: Name (_DSD, Package () { ToUUID ("daffd814-6eba-4d8c-8a91-bc9bbf4aa301") Package () { Package () { "realtek,dmic-init-delay", 0x10 } } }) Change-Id: If9160ce6992153ba49719029de336595bbf4ae72 Signed-off-by: Duncan Laurie <dlaurie@google.com> Reviewed-on: https://review.coreboot.org/21271 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Paul Menzel <paulepanter@users.sourceforge.net> Reviewed-by: Furquan Shaikh <furquan@google.com> Reviewed-by: Aaron Durbin <adurbin@chromium.org>
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