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-rw-r--r--src/mainboard/google/samus/acpi/mainboard.asl2
1 files changed, 2 insertions, 0 deletions
diff --git a/src/mainboard/google/samus/acpi/mainboard.asl b/src/mainboard/google/samus/acpi/mainboard.asl
index 2edc5a590a..4d905f5c90 100644
--- a/src/mainboard/google/samus/acpi/mainboard.asl
+++ b/src/mainboard/google/samus/acpi/mainboard.asl
@@ -169,6 +169,7 @@ Scope (\_SB.PCI0.I2C0)
Name (_UID, 1)
Name (WAKE, 45) /* DSP_INT (use as codec wake) */
+ Name (MB1, 1) /* MICBIAS1 = 2.970V */
Name (DCLK, 0) /* RT5677_DMIC_CLK1 */
Name (PCLK, 1) /* RT5677_PDM_CLK_DIV2 (~3MHz) */
Name (IN1, 1) /* IN1 differential */
@@ -185,6 +186,7 @@ Scope (\_SB.PCI0.I2C0)
Name (_DSD, Package () {
ToUUID ("daffd814-6eba-4d8c-8a91-bc9bbf4aa301"),
Package () {
+ Package () { "realtek,micbias1", 1 },
Package () { "realtek,in1-differential", 1 },
Package () { "realtek,in2-differential", 0 },
Package () { "realtek,lout1-differential", 1 },