diff options
Diffstat (limited to 'src/soc/intel/apollolake/bootblock')
| -rw-r--r-- | src/soc/intel/apollolake/bootblock/bootblock.c | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/src/soc/intel/apollolake/bootblock/bootblock.c b/src/soc/intel/apollolake/bootblock/bootblock.c index 431dd73bff..84130756ed 100644 --- a/src/soc/intel/apollolake/bootblock/bootblock.c +++ b/src/soc/intel/apollolake/bootblock/bootblock.c @@ -134,8 +134,25 @@ static void enable_spibar(void) spi_init(); } +static void enable_pmcbar(void) +{ + device_t pmc = PMC_DEV; + + /* Set PMC base addresses and enable decoding. */ + pci_write_config32(pmc, PCI_BASE_ADDRESS_0, PMC_BAR0); + pci_write_config32(pmc, PCI_BASE_ADDRESS_1, 0); /* 64-bit BAR */ + pci_write_config32(pmc, PCI_BASE_ADDRESS_2, PMC_BAR1); + pci_write_config32(pmc, PCI_BASE_ADDRESS_3, 0); /* 64-bit BAR */ + pci_write_config16(pmc, PCI_BASE_ADDRESS_4, ACPI_PMIO_BASE); + pci_write_config16(pmc, PCI_COMMAND, + PCI_COMMAND_IO | PCI_COMMAND_MEMORY | + PCI_COMMAND_MASTER); +} + void bootblock_soc_early_init(void) { + enable_pmcbar(); + /* Prepare UART for serial console. */ if (IS_ENABLED(CONFIG_SOC_UART_DEBUG)) soc_console_uart_init(); |