diff options
Diffstat (limited to 'src/mainboard/lippert/frontrunner-af/variants/frontrunner-af/BiosCallOuts.c')
-rw-r--r-- | src/mainboard/lippert/frontrunner-af/variants/frontrunner-af/BiosCallOuts.c | 53 |
1 files changed, 53 insertions, 0 deletions
diff --git a/src/mainboard/lippert/frontrunner-af/variants/frontrunner-af/BiosCallOuts.c b/src/mainboard/lippert/frontrunner-af/variants/frontrunner-af/BiosCallOuts.c new file mode 100644 index 0000000000..b2a96a236f --- /dev/null +++ b/src/mainboard/lippert/frontrunner-af/variants/frontrunner-af/BiosCallOuts.c @@ -0,0 +1,53 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ + +#include <AGESA.h> +#include <console/console.h> +#include <northbridge/amd/agesa/BiosCallOuts.h> +#include <SB800.h> +#include <southbridge/amd/cimx/sb800/gpio_oem.h> + +/* Should AGESA_GNB_PCIE_SLOT_RESET use agesa_NoopSuccess? + * + * Dedicated reset is not needed for the on-board Intel I210 GbE controller. + */ + +static AGESA_STATUS board_BeforeDramInit (UINT32 Func, UINTN Data, VOID *ConfigPtr); + +const BIOS_CALLOUT_STRUCT BiosCallouts[] = +{ + {AGESA_DO_RESET, agesa_Reset }, + {AGESA_READ_SPD, agesa_ReadSpd }, + {AGESA_READ_SPD_RECOVERY, agesa_NoopUnsupported }, + {AGESA_RUNFUNC_ONAP, agesa_RunFuncOnAp }, + {AGESA_GNB_PCIE_SLOT_RESET, agesa_NoopUnsupported }, + {AGESA_HOOKBEFORE_DRAM_INIT, board_BeforeDramInit }, + {AGESA_HOOKBEFORE_DRAM_INIT_RECOVERY, agesa_NoopSuccess }, + {AGESA_HOOKBEFORE_DQS_TRAINING, agesa_NoopSuccess }, + {AGESA_HOOKBEFORE_EXIT_SELF_REF, agesa_NoopSuccess }, +}; +const int BiosCalloutsLen = ARRAY_SIZE(BiosCallouts); + +/* Call the host environment interface to provide a user hook opportunity. */ +static AGESA_STATUS board_BeforeDramInit (UINT32 Func, UINTN Data, VOID *ConfigPtr) +{ + MEM_DATA_STRUCT *MemData = ConfigPtr; + + printk(BIOS_INFO, "Setting DDR3 voltage: "); + FCH_IOMUX(184) = 2; // GPIO184: VMEM_LV_EN# lowers VMEM from 1.5 to 1.35V + switch (MemData->ParameterListPtr->DDR3Voltage) { + case VOLT1_25: // board is not able to provide this + MemData->ParameterListPtr->DDR3Voltage = VOLT1_35; // sorry + printk(BIOS_INFO, "can't provide 1.25 V, using "); + // fall through + default: // AGESA.h says in mixed case 1.5V DIMMs get excluded + case VOLT1_35: + FCH_GPIO(184) = 0x08; // = output, disable PU, set to 0 + printk(BIOS_INFO, "1.35 V\n"); + break; + case VOLT1_5: + FCH_GPIO(184) = 0xC8; // = output, disable PU, set to 1 + printk(BIOS_INFO, "1.5 V\n"); + } + + return AGESA_SUCCESS; +} |