mb/google/nissa/var/sundance: Use default eMMC DLL setting

Configure eMMC DLL tuning values for Sundance board Samsung sku.

BUG=b:337741162
TEST=Use the value to boot on Sundance successfully.

Change-Id: I5f1e03c06c9f8567e757fed999730dff2551f1e0
Signed-off-by: Leo Chou <leo.chou@lcfc.corp-partner.google.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/82173
Reviewed-by: Eric Lai <ericllai@google.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>

1 files changed, 0 insertions, 45 deletions

diff --git a/src/mainboard/google/brya/variants/sundance/overridetree.cb b/src/mainboard/google/brya/variants/sundance/overridetree.cb
index bd1ed7403d..a6064d509b 100644
--- a/src/mainboard/google/brya/variants/sundance/overridetree.cb
+++ b/src/mainboard/google/brya/variants/sundance/overridetree.cb
@@ -9,51 +9,6 @@ chip soc/intel/alderlake
 
 	register "sagv" = "SaGv_Enabled"
 
-	# EMMC Tx CMD Delay
-	# Refer to EDS-Vol2-42.3.7.
-	# [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-Vol2-42.3.8.
-	# [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" = "0x909"
-
-	# EMMC TX DATA Delay 2
-	# Refer to EDS-Vol2-42.3.9.
-	# [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" = "0x1C2A2828"
-
-	# EMMC RX CMD/DATA Delay 1
-	# Refer to EDS-Vol2-42.3.10.
-	# [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" = "0x1C1B4F1B"
-
-	# EMMC RX CMD/DATA Delay 2
-	# Refer to EDS-Vol2-42.3.12.
-	# [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" = "0x10023"
-
-	# 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" = "0x11515"
-
 	# SOC Aux orientation override:
 	# This is a bitfield that corresponds to up to 4 TCSS ports.
 	# Bits (0,1) allocated for TCSS Port1 configuration and Bits (2,3)for TCSS Port2.