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author | Duncan Laurie <dlaurie@chromium.org> | 2015-01-18 14:14:17 -0800 |
---|---|---|
committer | Stefan Reinauer <stefan.reinauer@coreboot.org> | 2015-04-10 20:17:28 +0200 |
commit | ba081ef50dd6cd62de1165e8315aca9b3a40c337 (patch) | |
tree | 2d5b1d18246335bb33022f4b81a37609b9d915ef /src/mainboard/google/samus | |
parent | 35dc00f75b3345fda78df56fe29495eb5fdf5827 (diff) | |
download | coreboot-ba081ef50dd6cd62de1165e8315aca9b3a40c337.tar.xz |
samus: Adjust SATA Gen3 TX voltage amplitude
Reduce the SATA Gen3 TX voltage amplitude by 210mV based
on the provided test results to help with SATA validation.
BUG=chrome-os-partner:34121
BRANCH=samus
TEST=build and boot on samus and ensure SATA is still working,
firmware image will be provided for full validation.
Change-Id: I574d2f457b7b6831a339602a4165e959a0e2ee7d
Signed-off-by: Stefan Reinauer <reinauer@chromium.org>
Original-Commit-Id: 9500ec152d8f9c90513811b1a92d1a8c155f514a
Original-Change-Id: I233fa1a9a7f2877a97ef6834304680f82b958e82
Original-Signed-off-by: Duncan Laurie <dlaurie@chromium.org>
Original-Reviewed-on: https://chromium-review.googlesource.com/241800
Original-Reviewed-by: Shawn N <shawnn@chromium.org>
Reviewed-on: http://review.coreboot.org/9496
Tested-by: build bot (Jenkins)
Reviewed-by: Patrick Georgi <pgeorgi@google.com>
Diffstat (limited to 'src/mainboard/google/samus')
-rw-r--r-- | src/mainboard/google/samus/devicetree.cb | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/src/mainboard/google/samus/devicetree.cb b/src/mainboard/google/samus/devicetree.cb index a511c27e9a..1d7d5a1033 100644 --- a/src/mainboard/google/samus/devicetree.cb +++ b/src/mainboard/google/samus/devicetree.cb @@ -43,6 +43,7 @@ chip soc/intel/broadwell register "gpe0_en_4" = "0x00000000" register "sata_port_map" = "0x1" + register "sata_port0_gen3_tx" = "0x72" register "sio_acpi_mode" = "1" # Set I2C0 to 1.8V |