[S] Change in coreboot[main]: mb/google/brya/variants/trulo: Enable BT audio offload

[Matt DeVillier (Code Review)]

Matt DeVillier has submitted this change. ( https://review.coreboot.org/c/coreboot/+/86929?usp=email )

Change subject: mb/google/brya/variants/trulo: Enable BT audio offload
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mb/google/brya/variants/trulo: Enable BT audio offload

vGPIO configs are configured to enable SSP2 for BT audio offload.

BUG=b:404741604
Test=Verified BT offload with HDA configuration

Change-Id: Ibce828e32f4640cb234591392bb6ebf0662105fc
Signed-off-by: Monika A 
Reviewed-on: https://review.coreboot.org/c/coreboot/+/86929
Tested-by: build bot (Jenkins) 
Reviewed-by: Eric Lai 
---
M src/mainboard/google/brya/variants/trulo/gpio.c
M src/mainboard/google/brya/variants/trulo/overridetree.cb
2 files changed, 21 insertions(+), 0 deletions(-)

Approvals:
  build bot (Jenkins): Verified
  Eric Lai: Looks good to me, approved

diff --git a/src/mainboard/google/brya/variants/trulo/gpio.c b/src/mainboard/google/brya/variants/trulo/gpio.c
index fb805d6..c9852f5 100644
--- a/src/mainboard/google/brya/variants/trulo/gpio.c
+++ b/src/mainboard/google/brya/variants/trulo/gpio.c
@@ -410,6 +410,24 @@
    PAD_NC(GPP_VGPIO_20, NONE),
    /* vUART0_RTS_B */
    PAD_NC(GPP_VGPIO_21, NONE),
+
+	/* Configure the virtual CNVi Bluetooth I2S GPIO Pads.*/
+	/* BT_I2S_BCLK */
+	PAD_CFG_NF(GPP_VGPIO_30, NONE, DEEP, NF3),
+	/* BT_I2S_SYNC */
+	PAD_CFG_NF(GPP_VGPIO_31, NONE, DEEP, NF3),
+	/* BT_I2S_SDO */
+	PAD_CFG_NF(GPP_VGPIO_32, NONE, DEEP, NF3),
+	/* BT_I2S_SDI */
+	PAD_CFG_NF(GPP_VGPIO_33, NONE, DEEP, NF3),
+	/* SSP2_SCLK */
+	PAD_CFG_NF(GPP_VGPIO_34, NONE, DEEP, NF1),
+	/* SSP2_SFRM */
+	PAD_CFG_NF(GPP_VGPIO_35, NONE, DEEP, NF1),
+	/* SSP_TXD */
+	PAD_CFG_NF(GPP_VGPIO_36, NONE, DEEP, NF1),
+	/* SSP_RXD */
+	PAD_CFG_NF(GPP_VGPIO_37, NONE, DEEP, NF1),
 };

/* Early pad configuration in bootblock */
diff --git a/src/mainboard/google/brya/variants/trulo/overridetree.cb b/src/mainboard/google/brya/variants/trulo/overridetree.cb
index 4c21173..3f0801e 100644
--- a/src/mainboard/google/brya/variants/trulo/overridetree.cb
+++ b/src/mainboard/google/brya/variants/trulo/overridetree.cb
@@ -116,6 +116,9 @@
    	.vnn_icc_max_ma = 500,
    }"

+	# Enable CNVi BT Audio offload
+	register "cnvi_bt_audio_offload" = "1"
+
    register "serial_io_i2c_mode" = "{
    	[PchSerialIoIndexI2C0] = PchSerialIoPci,
    	[PchSerialIoIndexI2C1] = PchSerialIoPci,