From a522cf0c9c348ca75d8a758857c180db88c0f691 Mon Sep 17 00:00:00 2001 From: Duncan Laurie Date: Wed, 29 May 2013 07:49:55 -0700 Subject: 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 Reviewed-on: https://gerrit.chromium.org/gerrit/56941 Reviewed-by: Aaron Durbin Reviewed-on: http://review.coreboot.org/4210 Tested-by: build bot (Jenkins) Reviewed-by: Paul Menzel Reviewed-by: Alexandru Gagniuc --- src/southbridge/intel/lynxpoint/lpc.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'src/southbridge/intel/lynxpoint/lpc.c') diff --git a/src/southbridge/intel/lynxpoint/lpc.c b/src/southbridge/intel/lynxpoint/lpc.c index ff50476a62..cc95454689 100644 --- a/src/southbridge/intel/lynxpoint/lpc.c +++ b/src/southbridge/intel/lynxpoint/lpc.c @@ -701,7 +701,7 @@ static void pch_lpc_read_resources(device_t dev) /* Allocate ACPI NVS in CBMEM */ gnvs = cbmem_add(CBMEM_ID_ACPI_GNVS, sizeof(global_nvs_t)); - if (gnvs) + if (acpi_slp_type != 3 && gnvs) memset(gnvs, 0, sizeof(global_nvs_t)); } -- cgit v1.2.3