From 854de98d648f5b9526bd3fef5cee3b507eb65839 Mon Sep 17 00:00:00 2001 From: Subrata Banik Date: Tue, 27 Jun 2023 17:56:14 -0700 Subject: mb/google/rex/var/ovis: Enable SaGv This patch enables SaGv with fixed frequency and gears for Ovis. Restrict memory speed to 6400 MTS as per board design. BUG=b:282164577 TEST=Verified the settings on google/ovis using debug FSP logs Change-Id: Ia9703344a8ae9d2ba44a16c62afab820fd8e2177 Signed-off-by: Subrata Banik Reviewed-on: https://review.coreboot.org/c/coreboot/+/76138 Reviewed-by: Kapil Porwal Reviewed-by: Eric Lai Tested-by: build bot (Jenkins) --- .../google/rex/variants/baseboard/ovis/devicetree.cb | 16 ++++++++++++++++ 1 file changed, 16 insertions(+) (limited to 'src/mainboard/google/rex/variants') diff --git a/src/mainboard/google/rex/variants/baseboard/ovis/devicetree.cb b/src/mainboard/google/rex/variants/baseboard/ovis/devicetree.cb index bfe991b012..fbcaa4cff2 100644 --- a/src/mainboard/google/rex/variants/baseboard/ovis/devicetree.cb +++ b/src/mainboard/google/rex/variants/baseboard/ovis/devicetree.cb @@ -39,6 +39,22 @@ chip soc/intel/meteorlake # Enable CNVi BT register "cnvi_bt_core" = "true" + register "sagv" = "SAGV_ENABLED" + + register "sagv_freq_mhz" = "{ + [0] = 3200, + [1] = 6000, + [2] = 6400, + [3] = 5600, + }" + + register "sagv_gear" = "{ + [0] = 4, + [1] = 4, + [2] = 4, + [3] = 2, + }" + # Set on-board graphics as primary display register "skip_ext_gfx_scan" = "1" -- cgit v1.2.3