diff options
Diffstat (limited to 'src/soc/amd/picasso')
| -rw-r--r-- | src/soc/amd/picasso/Kconfig | 9 | ||||
| -rw-r--r-- | src/soc/amd/picasso/southbridge.c | 3 |
2 files changed, 12 insertions, 0 deletions
diff --git a/src/soc/amd/picasso/Kconfig b/src/soc/amd/picasso/Kconfig index 3d699667fe..a42629bdff 100644 --- a/src/soc/amd/picasso/Kconfig +++ b/src/soc/amd/picasso/Kconfig @@ -40,6 +40,7 @@ config CPU_SPECIFIC_OPTIONS select SOC_AMD_COMMON_BLOCK_SATA select SOC_AMD_COMMON_BLOCK_SMBUS select SOC_AMD_COMMON_BLOCK_PSP_GEN2 + select PROVIDES_ROM_SHARING select BOOT_DEVICE_SUPPORTS_WRITES if BOOT_DEVICE_SPI_FLASH select BOOT_DEVICE_SPI_FLASH_RW_NOMMAP_EARLY if BOOT_DEVICE_SPI_FLASH select PARALLEL_MP @@ -216,6 +217,14 @@ config PICASSO_LPC_IOMUX Picasso's LPC bus signals are MUXed with some of the EMMC signals. Select this option if LPC signals are required. +config DISABLE_SPI_FLASH_ROM_SHARING + def_bool n + help + Instruct the chipset to not honor the EGPIO67_SPI_ROM_REQ pin + which indicates a board level ROM transaction request. This + removes arbitration with board and assumes the chipset controls + the SPI flash bus entirely. + config MAINBOARD_POWER_RESTORE def_bool n help diff --git a/src/soc/amd/picasso/southbridge.c b/src/soc/amd/picasso/southbridge.c index 0d54294543..d742038183 100644 --- a/src/soc/amd/picasso/southbridge.c +++ b/src/soc/amd/picasso/southbridge.c @@ -360,6 +360,9 @@ void fch_early_init(void) { sb_print_pmxc0_status(); i2c_soc_early_init(); + + if (CONFIG(DISABLE_SPI_FLASH_ROM_SHARING)) + lpc_disable_spi_rom_sharing(); } void sb_enable(struct device *dev) |