diff --git a/board/poppy/board.c b/board/poppy/board.c
index 6c4bde140f..9776cbcf6b 100644
--- a/board/poppy/board.c
+++ b/board/poppy/board.c
@@ -40,6 +40,7 @@
 #include "spi.h"
 #include "switch.h"
 #include "system.h"
+#include "tablet_mode.h"
 #include "task.h"
 #include "temp_sensor.h"
 #include "timer.h"
@@ -148,6 +149,9 @@ enum base_status {
  * status. Actions taken include:
  * 1. Change in power to base
  * 2. Indicate mode change to host.
+ * 3. Indicate tablet mode to host. Current assumption is that if base is
+ * disconnected then the system is in tablet mode, else if the base is
+ * connected, then the system is not in tablet mode.
  */
 static void base_detect_change(enum base_status connected)
 {
@@ -155,6 +159,7 @@ static void base_detect_change(enum base_status connected)
 		"not " : "");
 	gpio_set_level(GPIO_PP3300_DX_BASE, connected);
 	host_set_single_event(EC_HOST_EVENT_MODE_CHANGE);
+	tablet_set_mode(!connected);
 }
 
 static void base_detect_deferred(void)
diff --git a/board/poppy/board.h b/board/poppy/board.h
index a0f6c7f6da..ebd2e9b58b 100644
--- a/board/poppy/board.h
+++ b/board/poppy/board.h
@@ -110,6 +110,9 @@
 /* Depends on how fast the AP boots and typical ODRs */
 #define CONFIG_ACCEL_FIFO_THRES (CONFIG_ACCEL_FIFO / 3)
 
+#define CONFIG_TABLET_MODE
+#define CONFIG_TABLET_MODE_SWITCH
+
 /* USB */
 #define CONFIG_USB_CHARGER
 #define CONFIG_USB_PD_ALT_MODE