diff options
Diffstat (limited to 'src/soc/amd/common/block/lpc/lpc_util.c')
| -rw-r--r-- | src/soc/amd/common/block/lpc/lpc_util.c | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/src/soc/amd/common/block/lpc/lpc_util.c b/src/soc/amd/common/block/lpc/lpc_util.c index 1d46acbf5c..cdf36b2988 100644 --- a/src/soc/amd/common/block/lpc/lpc_util.c +++ b/src/soc/amd/common/block/lpc/lpc_util.c @@ -165,6 +165,18 @@ void lpc_enable_pci_port80(void) pci_write_config8(_LPCB_DEV, LPC_IO_OR_MEM_DEC_EN_HIGH, byte); } +void lpc_enable_sio_decode(const bool addr) +{ + uint32_t decodes; + uint32_t enable; + + decodes = pci_read_config32(_LPCB_DEV, LPC_IO_OR_MEM_DECODE_ENABLE); + enable = addr == LPC_SELECT_SIO_2E2F ? + DECODE_SIO_ENABLE : DECODE_ALTERNATE_SIO_ENABLE; + decodes |= enable; + pci_write_config32(_LPCB_DEV, LPC_IO_OR_MEM_DECODE_ENABLE, decodes); +} + void lpc_enable_decode(uint32_t decodes) { pci_write_config32(_LPCB_DEV, LPC_IO_PORT_DECODE_ENABLE, decodes); |