lynxpoint: Do not clear ACPI NVS region on resume
There are useful values in NVS that are set at boot and runtime and they should not be cleared on resume. suspend/resume twice on slippy and ensure that the USB ports are still powered on the second suspend. Change-Id: I4bce60b02b6637f6683120ae9c4a5c64563aacf7 Signed-off-by: Duncan Laurie <dlaurie@chromium.org> Reviewed-on: https://gerrit.chromium.org/gerrit/56941 Reviewed-by: Aaron Durbin <adurbin@chromium.org> Reviewed-on: http://review.coreboot.org/4210 Tested-by: build bot (Jenkins) Reviewed-by: Paul Menzel <paulepanter@users.sourceforge.net> Reviewed-by: Alexandru Gagniuc <mr.nuke.me@gmail.com>
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@ -701,7 +701,7 @@ static void pch_lpc_read_resources(device_t dev)
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/* Allocate ACPI NVS in CBMEM */
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gnvs = cbmem_add(CBMEM_ID_ACPI_GNVS, sizeof(global_nvs_t));
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if (gnvs)
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if (acpi_slp_type != 3 && gnvs)
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memset(gnvs, 0, sizeof(global_nvs_t));
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}
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