diff options
Diffstat (limited to 'src/mainboard/intel/adlrvp/Kconfig')
| -rw-r--r-- | src/mainboard/intel/adlrvp/Kconfig | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/src/mainboard/intel/adlrvp/Kconfig b/src/mainboard/intel/adlrvp/Kconfig index 657568502d..498fbc2a6e 100644 --- a/src/mainboard/intel/adlrvp/Kconfig +++ b/src/mainboard/intel/adlrvp/Kconfig @@ -23,12 +23,14 @@ config BOARD_INTEL_ADLRVP_P select DRIVERS_UART_8250IO select MAINBOARD_USES_IFD_EC_REGION select SOC_INTEL_ALDERLAKE_PCH_P + select GEN3_EXTERNAL_CLOCK_BUFFER config BOARD_INTEL_ADLRVP_P_EXT_EC select BOARD_INTEL_ADLRVP_COMMON select DRIVERS_INTEL_PMC select INTEL_LPSS_UART_FOR_CONSOLE select SOC_INTEL_ALDERLAKE_PCH_P + select GEN3_EXTERNAL_CLOCK_BUFFER config BOARD_INTEL_ADLRVP_P_MCHP select BOARD_INTEL_ADLRVP_COMMON @@ -140,4 +142,20 @@ config DRIVER_TPM_SPI_BUS config TPM_TIS_ACPI_INTERRUPT int default 67 if BOARD_INTEL_ADLRVP_M_EXT_EC # GPE0_DW2_3 (GPP_E3) + +config GEN3_EXTERNAL_CLOCK_BUFFER + bool + depends on SOC_INTEL_ALDERLAKE_PCH_P + default n + help + Support external Gen-3 clock chip for ADL-P. + `CONFIG_CLKSRC_FOR_EXTERNAL_BUFFER` provides feed clock to discrete buffer + for further distribution to platform. SRCCLKREQB[7:9] maps to internal + SRCCLKREQB[6]. If any of them asserted, SRC buffer + `CONFIG_CLKSRC_FOR_EXTERNAL_BUFFER` gets enabled. + +config CLKSRC_FOR_EXTERNAL_BUFFER + depends on GEN3_EXTERNAL_CLOCK_BUFFER + int + default 6 # CLKSRC 6 endif |