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author | Zhao, Lijian <lijian.zhao@intel.com> | 2016-05-17 19:26:18 -0700 |
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committer | Aaron Durbin <adurbin@chromium.org> | 2016-06-09 20:23:50 +0200 |
commit | 1a718642ead0aa42561e4db30431066d53fdb57c (patch) | |
tree | 0b9983098923cd251c0762ca365e81d0051f0ce2 /src/mainboard | |
parent | 1b8ee0b88a2d3be79642aff390f3bcc98ad22036 (diff) | |
download | coreboot-1a718642ead0aa42561e4db30431066d53fdb57c.tar.xz |
intel/amenia: Program EMMC dll setting
EMMC TX DATA Control needs to be programmed to 0x1A1A to make amenia
system can run stable on EMMC with HS400 mode.
Change-Id: I42c23ff7e6956e75de5e1b1339a570b35d999301
Signed-off-by: Zhao, Lijian <lijian.zhao@intel.com>
Tested-by: Petrov, Andrey <andrey.petrov@intel.com>
Reviewed-on: https://review.coreboot.org/15092
Tested-by: build bot (Jenkins)
Reviewed-by: Aaron Durbin <adurbin@chromium.org>
Diffstat (limited to 'src/mainboard')
-rw-r--r-- | src/mainboard/intel/amenia/devicetree.cb | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/src/mainboard/intel/amenia/devicetree.cb b/src/mainboard/intel/amenia/devicetree.cb index af06848a84..8128c713ee 100644 --- a/src/mainboard/intel/amenia/devicetree.cb +++ b/src/mainboard/intel/amenia/devicetree.cb @@ -10,6 +10,11 @@ chip soc/intel/apollolake # Integrated Sensor Hub register "integrated_sensor_hub_enable" = "0" + # EMMC TX DATA Delay 1# + # 0x1A[14:8] stands for 26*125 = 3250 pSec delay for HS400 + # 0x1A[6:0] stands for 26*125 = 3250 pSec delay for SDR104/HS200 + register "emmc_tx_data_cntl1" = "0x1A1A" # HS400 required + device domain 0 on device pci 00.0 on end # - Host Bridge device pci 00.1 on end # - DPTF |