summaryrefslogtreecommitdiff
diff options
context:
space:
mode:
authorJamie Chen <jamie.chen@intel.com>2019-08-23 13:15:36 +0800
committerPatrick Georgi <pgeorgi@google.com>2019-08-28 09:22:21 +0000
commitfdd0e9b38f02f5903aee5adeff89c6d9a48c18d6 (patch)
tree0467dd656ffc9284ec6e985aca423623a8ff9bcc
parent6325ce2ddd68ed2f913adcbd22fddc90dcbc36cb (diff)
mb/google/hatch: Override DLL values for Kindred
New emmc DLL values for Kindred BUG=b:136784418 BRANCH=none TEST=Boot to OS 100 times on Kindred proto 1 board. Change-Id: I52acb445c47fcdb9b60512dd501d810b1ae4dc10 Signed-off-by: Jamie Chen <jamie.chen@intel.com> Reviewed-on: https://review.coreboot.org/c/coreboot/+/35041 Reviewed-by: Furquan Shaikh <furquan@google.com> Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
-rw-r--r--src/mainboard/google/hatch/variants/kindred/overridetree.cb45
1 files changed, 45 insertions, 0 deletions
diff --git a/src/mainboard/google/hatch/variants/kindred/overridetree.cb b/src/mainboard/google/hatch/variants/kindred/overridetree.cb
index a4ca176a28..38d7e48cc5 100644
--- a/src/mainboard/google/hatch/variants/kindred/overridetree.cb
+++ b/src/mainboard/google/hatch/variants/kindred/overridetree.cb
@@ -49,6 +49,51 @@ chip soc/intel/cannonlake
# Enable eMMC HS400
register "ScsEmmcHs400Enabled" = "1"
+ # EMMC Tx CMD Delay
+ # Refer to EDS-Vol2-14.3.7.
+ # [14:8] steps of delay for DDR mode, each 125ps, range: 0 - 39.
+ # [6:0] steps of delay for SDR mode, each 125ps, range: 0 - 39.
+ register "common_soc_config.emmc_dll.emmc_tx_cmd_cntl" = "0x505"
+
+ # EMMC TX DATA Delay 1
+ # Refer to EDS-Vol2-14.3.8.
+ # [14:8] steps of delay for HS400, each 125ps, range: 0 - 78.
+ # [6:0] steps of delay for SDR104/HS200, each 125ps, range: 0 - 79.
+ register "common_soc_config.emmc_dll.emmc_tx_data_cntl1" = "0x0F10"
+
+ # EMMC TX DATA Delay 2
+ # Refer to EDS-Vol2-14.3.9.
+ # [30:24] steps of delay for SDR50, each 125ps, range: 0 - 79.
+ # [22:16] steps of delay for DDR50, each 125ps, range: 0 - 78.
+ # [14:8] steps of delay for SDR25/HS50, each 125ps, range: 0 -79.
+ # [6:0] steps of delay for SDR12, each 125ps. Range: 0 - 79.
+ register "common_soc_config.emmc_dll.emmc_tx_data_cntl2" = "0x1C2F2D2D"
+
+ # EMMC RX CMD/DATA Delay 1
+ # Refer to EDS-Vol2-14.3.10.
+ # [30:24] steps of delay for SDR50, each 125ps, range: 0 - 119.
+ # [22:16] steps of delay for DDR50, each 125ps, range: 0 - 78.
+ # [14:8] steps of delay for SDR25/HS50, each 125ps, range: 0 - 119.
+ # [6:0] steps of delay for SDR12, each 125ps, range: 0 - 119.
+ register "common_soc_config.emmc_dll.emmc_rx_cmd_data_cntl1" = "0x1C121936"
+
+ # EMMC RX CMD/DATA Delay 2
+ # Refer to EDS-Vol2-14.3.12.
+ # [17:16] stands for Rx Clock before Output Buffer,
+ # 00: Rx clock after output buffer,
+ # 01: Rx clock before output buffer,
+ # 10: Automatic selection based on working mode.
+ # 11: Reserved
+ # [14:8] steps of delay for Auto Tuning Mode, each 125ps, range: 0 - 39.
+ # [6:0] steps of delay for HS200, each 125ps, range: 0 - 79.
+ register "common_soc_config.emmc_dll.emmc_rx_cmd_data_cntl2" = "0x1182D"
+
+ # EMMC Rx Strobe Delay
+ # Refer to EDS-Vol2-14.3.11.
+ # [14:8] Rx Strobe Delay DLL 1(HS400 Mode), each 125ps, range: 0 - 39.
+ # [6:0] Rx Strobe Delay DLL 2(HS400 Mode), each 125ps, range: 0 - 39.
+ register "common_soc_config.emmc_dll.emmc_rx_strobe_cntl" = "0x1414"
+
device domain 0 on
device pci 15.0 on
chip drivers/i2c/generic