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-rw-r--r--src/soc/intel/skylake/lpc.c7
1 files changed, 7 insertions, 0 deletions
diff --git a/src/soc/intel/skylake/lpc.c b/src/soc/intel/skylake/lpc.c
index bd6fbc4542..9cd450b862 100644
--- a/src/soc/intel/skylake/lpc.c
+++ b/src/soc/intel/skylake/lpc.c
@@ -31,6 +31,7 @@
#include <reg_script.h>
#include <soc/iomap.h>
#include <soc/pcr_ids.h>
+#include <soc/intel/common/block/lpc/lpc_def.h>
/**
PCH preserved MMIO range, 24 MB, from 0xFD000000 to 0xFE7FFFFF
@@ -81,11 +82,17 @@ void soc_get_gen_io_dec_range(const struct device *dev, uint32_t *gen_io_dec)
void soc_setup_dmi_pcr_io_dec(uint32_t *gen_io_dec)
{
+ uint16_t lpc_en;
+
/* Mirror these same settings in DMI PCR */
pcr_write32(PID_DMI, PCR_DMI_LPCLGIR1, gen_io_dec[0]);
pcr_write32(PID_DMI, PCR_DMI_LPCLGIR2, gen_io_dec[1]);
pcr_write32(PID_DMI, PCR_DMI_LPCLGIR3, gen_io_dec[2]);
pcr_write32(PID_DMI, PCR_DMI_LPCLGIR4, gen_io_dec[3]);
+
+ /* LPC IO Decode Enable */
+ lpc_en = pci_read_config16(PCH_DEV_LPC, LPC_IO_ENABLES);
+ pcr_write16(PID_DMI, PCR_DMI_LPCIOE, lpc_en);
}
static const struct reg_script pch_misc_init_script[] = {