diff options
Diffstat (limited to 'src/soc/intel/skylake/bootblock/pch.c')
-rw-r--r-- | src/soc/intel/skylake/bootblock/pch.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/src/soc/intel/skylake/bootblock/pch.c b/src/soc/intel/skylake/bootblock/pch.c index 569611502e..e7f414b721 100644 --- a/src/soc/intel/skylake/bootblock/pch.c +++ b/src/soc/intel/skylake/bootblock/pch.c @@ -18,6 +18,7 @@ #include <soc/bootblock.h> #include <soc/iomap.h> #include <soc/lpc.h> +#include <soc/p2sb.h> #include <soc/pci_devs.h> #include <soc/pcr.h> #include <soc/spi.h> @@ -64,6 +65,14 @@ static void enable_p2sbbar(void) /* Enable P2SB MSE */ pci_write_config8(dev, PCI_COMMAND, PCI_COMMAND_MASTER | PCI_COMMAND_MEMORY); + + /* + * Enable decoding for HPET memory address range. + * HPTC_OFFSET(0x60) bit 7, when set the P2SB will decode + * the High Performance Timer memory address range + * selected by bits 1:0 + */ + pci_write_config8(dev, HPTC_OFFSET, HPTC_ADDR_ENABLE_BIT); } void bootblock_pch_early_init(void) |