broadwell: Enable double self refresh by default
Rather than enable this in every mainboard just enable
it by default for all broadwell devices and let a
specific mainboard disable it if needed.
BUG=chrome-os-partner:34420
BRANCH=samus,auron
TEST=build and boot on samus
Change-Id: I6e47c20abf29abfbd1f4b7905914b4c9fadb0ae7
Signed-off-by: Stefan Reinauer <reinauer@chromium.org>
Original-Commit-Id: 25d3a685893e1c85f7b78e302da3187947a1f84f
Original-Change-Id: I26d9f2e2a12d3f2f888ecb5af0d949eec5928f57
Original-Signed-off-by: Duncan Laurie <dlaurie@chromium.org>
Original-Reviewed-on: https://chromium-review.googlesource.com/238400
Original-Reviewed-by: Aaron Durbin <adurbin@chromium.org>
Reviewed-on: http://review.coreboot.org/9590
Tested-by: build bot (Jenkins)
Reviewed-by: Patrick Georgi <pgeorgi@google.com>
diff --git a/src/soc/intel/broadwell/pei_data.c b/src/soc/intel/broadwell/pei_data.c
index b87202f..180f0ca 100644
--- a/src/soc/intel/broadwell/pei_data.c
+++ b/src/soc/intel/broadwell/pei_data.c
@@ -45,4 +45,5 @@
pei_data->tseg_size = smm_region_size();
pei_data->temp_mmio_base = EARLY_TEMP_MMIO;
pei_data->tx_byte = &send_to_console;
+ pei_data->ddr_refresh_2x = 1;
}