diff --git a/src/mainboard/google/herobrine/board.h b/src/mainboard/google/herobrine/board.h
index c91a238987..0d2b2dba68 100644
--- a/src/mainboard/google/herobrine/board.h
+++ b/src/mainboard/google/herobrine/board.h
@@ -6,6 +6,8 @@
 #include <boardid.h>
 #include <gpio.h>
 
+#define GPIO_SD_CD_L	GPIO(91)
+
 void setup_chromeos_gpios(void);
 
 #endif /* _COREBOOT_SRC_MAINBOARD_GOOGLE_HEROBRINE_BOARD_H_ */
diff --git a/src/mainboard/google/herobrine/chromeos.c b/src/mainboard/google/herobrine/chromeos.c
index c46bf7c2ad..643dcc2477 100644
--- a/src/mainboard/google/herobrine/chromeos.c
+++ b/src/mainboard/google/herobrine/chromeos.c
@@ -6,10 +6,15 @@
 
 void setup_chromeos_gpios(void)
 {
-
+	gpio_input_pullup(GPIO_SD_CD_L);
 }
 
 void fill_lb_gpios(struct lb_gpios *gpios)
 {
+	struct lb_gpio chromeos_gpios[] = {
+		{GPIO_SD_CD_L.addr, ACTIVE_LOW, gpio_get(GPIO_SD_CD_L),
+			"SD card detect"},
+	};
 
+	lb_add_gpios(gpios, chromeos_gpios, ARRAY_SIZE(chromeos_gpios));
 }