diff --git a/src/mainboard/google/brya/Kconfig b/src/mainboard/google/brya/Kconfig
index 337f6e63d9..14ca85aab7 100644
--- a/src/mainboard/google/brya/Kconfig
+++ b/src/mainboard/google/brya/Kconfig
@@ -64,6 +64,7 @@ config BOARD_GOOGLE_BASEBOARD_GHOST
 	def_bool n
 	select BOARD_GOOGLE_BASEBOARD_BRYA if BOARD_GOOGLE_GHOST4ADL
 	select BOARD_GOOGLE_BASEBOARD_SKOLAS if !BOARD_GOOGLE_GHOST4ADL
+	select DRIVERS_I2C_CS42L42
 
 config BOARD_GOOGLE_BASEBOARD_NISSA
 	def_bool n
diff --git a/src/mainboard/google/brya/variants/ghost/gpio.c b/src/mainboard/google/brya/variants/ghost/gpio.c
index 96a270d893..a26cc72dea 100644
--- a/src/mainboard/google/brya/variants/ghost/gpio.c
+++ b/src/mainboard/google/brya/variants/ghost/gpio.c
@@ -45,8 +45,8 @@ static const struct pad_config gpio_table[] = {
 	/* GPP_A6 : GPP_A6 ==> ESPI_ALERT1 configured on reset, do not touch */
 	/* GPP_A7 : No heuristic was found useful */
 	PAD_NC(GPP_A7, NONE),
-	/* GPP_A8 : No heuristic was found useful */
-	PAD_NC(GPP_A8, NONE),
+	/* GPP_A8 : HP_RST_ODL */
+	PAD_CFG_GPO(GPP_A8, 1, PLTRST),
 	/* GPP_A9 : GPP_A9 ==> ESPI_PCH_CLK_R configured on reset, do not touch */
 	/* GPP_A10 : GPP_A10 ==> ESPI_PCH_RST_EC_L configured on reset, do not touch */
 	/* GPP_A11 : [NF6: USB_C_GPP_A11] ==> EN_SPKR_PA */
diff --git a/src/mainboard/google/brya/variants/ghost/overridetree.cb b/src/mainboard/google/brya/variants/ghost/overridetree.cb
index d275553d0b..3d401e1796 100644
--- a/src/mainboard/google/brya/variants/ghost/overridetree.cb
+++ b/src/mainboard/google/brya/variants/ghost/overridetree.cb
@@ -82,6 +82,24 @@ chip soc/intel/alderlake
 				device generic 0 on end
 			end
 		end
+		device ref i2c0 on
+			chip drivers/i2c/cs42l42
+				register "irq_gpio" = "ACPI_GPIO_IRQ_EDGE_BOTH(GPP_A23)"
+				register "reset_gpio" = "ACPI_GPIO_OUTPUT_ACTIVE_HIGH(GPP_A8)"
+				register "ts_inv" = "true"
+				register "ts_dbnc_rise" = "RISE_DEB_1000_MS"
+				register "ts_dbnc_fall" = "FALL_DEB_0_MS"
+				register "btn_det_init_dbnce" = "100"
+				register "btn_det_event_dbnce" = "10"
+				register "bias_lvls[0]" = "15"
+				register "bias_lvls[1]" = "8"
+				register "bias_lvls[2]" = "4"
+				register "bias_lvls[3]" = "1"
+				register "hs_bias_ramp_rate" = "HSBIAS_RAMP_SLOW"
+				register "hs_bias_sense_disable" = "true"
+				device i2c 48 on end
+			end
+		end
 		device ref i2c1 on
 			chip drivers/i2c/tpm
 				register "hid" = ""GOOG0005""