diff options
| -rw-r--r-- | src/mainboard/google/zork/variants/vilboz/overridetree.cb | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/src/mainboard/google/zork/variants/vilboz/overridetree.cb b/src/mainboard/google/zork/variants/vilboz/overridetree.cb index bc1607e5a4..49d21d569a 100644 --- a/src/mainboard/google/zork/variants/vilboz/overridetree.cb +++ b/src/mainboard/google/zork/variants/vilboz/overridetree.cb @@ -36,6 +36,24 @@ chip soc/amd/picasso # See AMD 55570-B1 Table 13: PCI Device ID Assignments. device domain 0 on subsystemid 0x1022 0x1510 inherit + device pci 8.1 on + device pci 0.5 on + chip drivers/amd/i2s_machine_dev + register "hid" = ""AMDI1015"" + # DMIC select GPIO for ACP machine device + # This GPIO is used to select DMIC0 or DMIC1 by the + # kernel driver. It does not really have a polarity + # since low and high control the selection of DMIC and + # hence does not have an active polarity. + # Kernel driver does not use the polarity field and + # instead treats the GPIO selection as follows: + # Set low (0) = Select DMIC0 + # Set high (1) = Select DMIC1 + register "dmic_select_gpio" = "ACPI_GPIO_OUTPUT(GPIO_67)" + device generic 0.0 on end + end + end # Audio + end device pci 14.3 on # - D14F3 bridge chip ec/google/chromeec device pnp 0c09.0 on |