ec/starlabs/merlin: Apply EC settings when suspending
Currently, the settings from CMOS were written to the EC, which was pointless. Now, when suspending, the EC values are stored in CMOS when suspending and subsequently restored when waking. Signed-off-by: Sean Rhodes <sean@starlabs.systems> Change-Id: I998d5509cd5e95736468f88663a1423217cf6ddf Reviewed-on: https://review.coreboot.org/c/coreboot/+/60165 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Matt DeVillier <matt.devillier@gmail.com> Reviewed-by: Paul Menzel <paulepanter@mailbox.org>
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@ -6,14 +6,21 @@ Method (RPTS, 1, NotSerialized)
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If ((Arg0 == 0x04) || (Arg0 == 0x05))
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If ((Arg0 == 0x04) || (Arg0 == 0x05))
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{
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{
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/* Store current EC settings */
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/* Store current EC settings in CMOS */
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\_SB.PCI0.LPCB.EC.TPLE = \_SB.PCI0.LPCB.TPLC
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\_SB.PCI0.LPCB.TPLC = \_SB.PCI0.LPCB.EC.TPLE
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\_SB.PCI0.LPCB.EC.FLKE = \_SB.PCI0.LPCB.FLKC
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\_SB.PCI0.LPCB.FLKC = \_SB.PCI0.LPCB.EC.FLKE
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\_SB.PCI0.LPCB.EC.KLBE = \_SB.PCI0.LPCB.KLBC
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\_SB.PCI0.LPCB.KLSC = \_SB.PCI0.LPCB.EC.KLSE
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\_SB.PCI0.LPCB.KLBC = \_SB.PCI0.LPCB.EC.KLBE
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}
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}
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}
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}
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Method (RWAK, 1, Serialized)
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Method (RWAK, 1, Serialized)
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{
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{
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\_SB.PCI0.LPCB.EC.OSFG = 0x01
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\_SB.PCI0.LPCB.EC.OSFG = 0x01
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/* Restore EC settings from CMOS */
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\_SB.PCI0.LPCB.EC.TPLE = \_SB.PCI0.LPCB.TPLC
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\_SB.PCI0.LPCB.EC.FLKE = \_SB.PCI0.LPCB.FLKC
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\_SB.PCI0.LPCB.EC.KLSE = \_SB.PCI0.LPCB.KLSC
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\_SB.PCI0.LPCB.EC.KLBE = \_SB.PCI0.LPCB.KLBC
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}
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}
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