diff options
| author | Kane Chen <kane.chen@intel.com> | 2019-01-21 10:19:46 +0800 |
|---|---|---|
| committer | Furquan Shaikh <furquan@google.com> | 2019-01-23 06:42:23 +0000 |
| commit | d78a202843f4de515b772630a7ae335c8b0f83fa (patch) | |
| tree | cded7aa96518f90f427fa3ad611c44c2acad0fce /src/mainboard/google/octopus | |
| parent | 6b239d8e08a8cf61bbadc562a3e397386da737f3 (diff) | |
| download | coreboot-d78a202843f4de515b772630a7ae335c8b0f83fa.tar.xz | |
mb/google/octopus: Override emmc DLL values for Meep
New emmc DLL values for Meep.
BUG=b:122308271
TEST=Boot to OS on 13 Meep system
Change-Id: I4247114ed69ff3aa283f0f72d5531ad0f37309ad
Signed-off-by: Kane Chen <kane.chen@intel.com>
Reviewed-on: https://review.coreboot.org/c/31021
Reviewed-by: Furquan Shaikh <furquan@google.com>
Reviewed-by: Justin TerAvest <teravest@chromium.org>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Diffstat (limited to 'src/mainboard/google/octopus')
| -rw-r--r-- | src/mainboard/google/octopus/variants/meep/overridetree.cb | 41 |
1 files changed, 41 insertions, 0 deletions
diff --git a/src/mainboard/google/octopus/variants/meep/overridetree.cb b/src/mainboard/google/octopus/variants/meep/overridetree.cb index f7aeac1085..c639b733f1 100644 --- a/src/mainboard/google/octopus/variants/meep/overridetree.cb +++ b/src/mainboard/google/octopus/variants/meep/overridetree.cb @@ -1,5 +1,46 @@ chip soc/intel/apollolake + # EMMC Tx CMD Delay + # Refer to EDS-Vol2-16.32. + # [14:8] steps of delay for DDR mode, each 125ps. + # [6:0] steps of delay for SDR mode, each 125ps. + register "emmc_tx_cmd_cntl" = "0x505" + + # EMMC TX DATA Delay 1 + # Refer to EDS-Vol2-16.33. + # [14:8] steps of delay for HS400, each 125ps. + # [6:0] steps of delay for SDR104/HS200, each 125ps. + register "emmc_tx_data_cntl1" = "0x0b0d" + + # EMMC TX DATA Delay 2 + # Refer to EDS-Vol2-16.34. + # [30:24] steps of delay for SDR50, each 125ps. + # [22:16] steps of delay for DDR50, each 125ps. + # [14:8] steps of delay for SDR25/HS50, each 125ps. + # [6:0] steps of delay for SDR12, each 125ps. + register "emmc_tx_data_cntl2" = "0x1c2a2a2a" + + # EMMC RX CMD/DATA Delay 1 + # Refer to EDS-Vol2-16.35. + # [30:24] steps of delay for SDR50, each 125ps. + # [22:16] steps of delay for DDR50, each 125ps. + # [14:8] steps of delay for SDR25/HS50, each 125ps. + # [6:0] steps of delay for SDR12, each 125ps. + register "emmc_rx_cmd_data_cntl1" = "0x00171a1a" + + # EMMC RX CMD/DATA Delay 2 + # Refer to EDS-Vol2-16.37. + # [17:16] stands for Rx Clock before Output Buffer + # [14:8] steps of delay for Auto Tuning Mode, each 125ps. + # [6:0] steps of delay for HS200, each 125ps. + register "emmc_rx_cmd_data_cntl2" = "0x10028" + + # EMMC Rx Strobe Delay + # Refer to EDS-Vol2-16.36. + # [14:8] Rx Strobe Delay DLL 1(HS400 Mode), each 125ps. + # [6:0] Rx Strobe Delay DLL 2(HS400 Mode), each 125ps. + register "emmc_rx_strobe_cntl" = "0x0b0b" + # Intel Common SoC Config #+-------------------+---------------------------+ #| Field | Value | |