From 5ef3796bda6ce7b803178e2542786425cfd113ac Mon Sep 17 00:00:00 2001 From: Dtrain Hsu Date: Fri, 26 May 2023 13:54:05 +0800 Subject: mb/google/nissa/var/uldren: Fine tune eMMC DLL settings Fine tune eMMC DLL settings based on Uldren board. BUG=b:280120229 TEST=executed 2500 cycles of cold boot successfully on all eMMC sku. Change-Id: I82a55a1fe17aa910eb02464df463603dcbbbef05 Signed-off-by: Dtrain Hsu Reviewed-on: https://review.coreboot.org/c/coreboot/+/75459 Reviewed-by: Derek Huang Reviewed-by: Jamie Chen Tested-by: build bot (Jenkins) --- src/mainboard/google/brya/variants/uldren/overridetree.cb | 10 +++++----- 1 file changed, 5 insertions(+), 5 deletions(-) diff --git a/src/mainboard/google/brya/variants/uldren/overridetree.cb b/src/mainboard/google/brya/variants/uldren/overridetree.cb index 8784e88940..6f54e696f8 100644 --- a/src/mainboard/google/brya/variants/uldren/overridetree.cb +++ b/src/mainboard/google/brya/variants/uldren/overridetree.cb @@ -32,7 +32,7 @@ chip soc/intel/alderlake # Refer to EDS-Vol2-42.3.8. # [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" = "0x00000a12" + register "common_soc_config.emmc_dll.emmc_tx_data_cntl1" = "0x00000909" # EMMC TX DATA Delay 2 # Refer to EDS-Vol2-42.3.9. @@ -40,7 +40,7 @@ chip soc/intel/alderlake # [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" = "0x1c292828" + register "common_soc_config.emmc_dll.emmc_tx_data_cntl2" = "0x1c272828" # EMMC RX CMD/DATA Delay 1 # Refer to EDS-Vol2-42.3.10. @@ -48,7 +48,7 @@ chip soc/intel/alderlake # [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" = "0x1c175a3b" + register "common_soc_config.emmc_dll.emmc_rx_cmd_data_cntl1" = "0x1c171835" # EMMC RX CMD/DATA Delay 2 # Refer to EDS-Vol2-42.3.12. @@ -59,13 +59,13 @@ chip soc/intel/alderlake # 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" = "0x00010023" + register "common_soc_config.emmc_dll.emmc_rx_cmd_data_cntl2" = "0x00010025" # EMMC Rx Strobe Delay # Refer to EDS-Vol2-42.3.11. # [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" = "0x00011111" + register "common_soc_config.emmc_dll.emmc_rx_strobe_cntl" = "0x00001111" # SOC Aux orientation override: # This is a bitfield that corresponds to up to 4 TCSS ports. -- cgit v1.2.3