diff options
Diffstat (limited to 'src/mainboard')
-rw-r--r-- | src/mainboard/google/hatch/variants/puff/overridetree.cb | 49 |
1 files changed, 49 insertions, 0 deletions
diff --git a/src/mainboard/google/hatch/variants/puff/overridetree.cb b/src/mainboard/google/hatch/variants/puff/overridetree.cb index d5e2e5afb5..384bb9a6d0 100644 --- a/src/mainboard/google/hatch/variants/puff/overridetree.cb +++ b/src/mainboard/google/hatch/variants/puff/overridetree.cb @@ -15,6 +15,54 @@ chip soc/intel/cannonlake [PchSerialIoIndexUART2] = PchSerialIoDisabled, }" + # 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" = "0x911" + + # 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" = "0x1C262828" + + # 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" = "0x1C16583b" + + # 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" = "0x1001D" + + # 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" = "0x1515" + # Intel Common SoC Config #+-------------------+---------------------------+ #| Field | Value | @@ -94,6 +142,7 @@ chip soc/intel/cannonlake device i2c 1a on end end end #I2C #4 + device pci 1a.0 on end # eMMC device pci 1e.3 off end # GSPI #1 end |