diff --git a/src/mainboard/google/brya/variants/pirrha/Makefile.inc b/src/mainboard/google/brya/variants/pirrha/Makefile.inc
index bc560b8..c74104c 100644
--- a/src/mainboard/google/brya/variants/pirrha/Makefile.inc
+++ b/src/mainboard/google/brya/variants/pirrha/Makefile.inc
@@ -4,4 +4,5 @@
 romstage-y += memory.c
 
 ramstage-$(CONFIG_FW_CONFIG) += fw_config.c
+ramstage-$(CONFIG_FW_CONFIG) += variant.c
 ramstage-y += gpio.c
diff --git a/src/mainboard/google/brya/variants/pirrha/include/variant/gpio.h b/src/mainboard/google/brya/variants/pirrha/include/variant/gpio.h
index c4fe342..b98b09d 100644
--- a/src/mainboard/google/brya/variants/pirrha/include/variant/gpio.h
+++ b/src/mainboard/google/brya/variants/pirrha/include/variant/gpio.h
@@ -5,4 +5,6 @@
 
 #include <baseboard/gpio.h>
 
+#define SD_CARD_POWER		GPP_H13
+
 #endif
diff --git a/src/mainboard/google/brya/variants/pirrha/variant.c b/src/mainboard/google/brya/variants/pirrha/variant.c
new file mode 100644
index 0000000..1b8c263
--- /dev/null
+++ b/src/mainboard/google/brya/variants/pirrha/variant.c
@@ -0,0 +1,16 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+
+#include <chip.h>
+#include <baseboard/variants.h>
+#include <variant/gpio.h>
+#include <acpi/acpigen.h>
+
+void variant_generate_s0ix_hook(enum s0ix_entry entry)
+{
+	return;
+
+	if (entry == S0IX_ENTRY)
+		acpigen_soc_clear_tx_gpio(SD_CARD_POWER);
+	else if (entry == S0IX_EXIT)
+		acpigen_soc_set_tx_gpio(SD_CARD_POWER);
+}