5 files changed, 20 insertions, 0 deletions
diff --git a/driver/ioexpander/ccgxxf.c b/driver/ioexpander/ccgxxf.c
index ac079d7b2f..347a2c7587 100644
--- a/driver/ioexpander/ccgxxf.c
+++ b/driver/ioexpander/ccgxxf.c
@@ -14,6 +14,10 @@
 
 #define CPRINTS(format, args...) cprints(CC_GPIO, format, ## args)
 
+#ifdef CONFIG_IO_EXPANDER_SUPPORT_GET_PORT
+#error "This driver doesn't support get_port function"
+#endif
+
 static inline int ccgxxf_read8(int ioex, int reg, int *data)
 {
 	return i2c_read8(ioex_config[ioex].i2c_host_port,
diff --git a/driver/ioexpander/ioexpander_nct38xx.c b/driver/ioexpander/ioexpander_nct38xx.c
index 8c87a33d24..6d30e4ecc3 100644
--- a/driver/ioexpander/ioexpander_nct38xx.c
+++ b/driver/ioexpander/ioexpander_nct38xx.c
@@ -16,6 +16,10 @@
 #define CPRINTF(format, args...) cprintf(CC_GPIO, format, ## args)
 #define CPRINTS(format, args...) cprints(CC_GPIO, format, ## args)
 
+#ifdef CONFIG_IO_EXPANDER_SUPPORT_GET_PORT
+#error "This driver doesn't support get_port function"
+#endif
+
 /*
  * Store the GPIO_ALERT_MASK_0/1 and chip ID registers locally. In this way,
  * we don't have to read it via I2C transaction everytime.
diff --git a/driver/ioexpander/it8801.c b/driver/ioexpander/it8801.c
index b7f6d41774..9bb6ca4487 100644
--- a/driver/ioexpander/it8801.c
+++ b/driver/ioexpander/it8801.c
@@ -19,6 +19,10 @@
 
 #define CPRINTS(format, args...) cprints(CC_KEYSCAN, format, ## args)
 
+#ifdef CONFIG_IO_EXPANDER_SUPPORT_GET_PORT
+#error "This driver doesn't support get_port function"
+#endif
+
 static int it8801_ioex_set_level(int ioex, int port, int mask, int value);
 static void it8801_ioex_event_handler(void);
 DECLARE_DEFERRED(it8801_ioex_event_handler);
diff --git a/driver/ioexpander/pca9675.c b/driver/ioexpander/pca9675.c
index 3fe3bfa0c4..2bef06d19e 100644
--- a/driver/ioexpander/pca9675.c
+++ b/driver/ioexpander/pca9675.c
@@ -9,6 +9,10 @@
 #include "ioexpander.h"
 #include "pca9675.h"
 
+#ifdef CONFIG_IO_EXPANDER_SUPPORT_GET_PORT
+#error "This driver doesn't support get_port function"
+#endif
+
 struct pca9675_ioexpander {
 	/* I/O port direction (1 = input, 0 = output) */
 	uint16_t io_direction;
diff --git a/driver/ioexpander/pcal6408.c b/driver/ioexpander/pcal6408.c
index 287e0506d0..46de96b595 100644
--- a/driver/ioexpander/pcal6408.c
+++ b/driver/ioexpander/pcal6408.c
@@ -15,6 +15,10 @@
 #define CPRINTF(format, args...) cprintf(CC_GPIO, format, ## args)
 #define CPRINTS(format, args...) cprints(CC_GPIO, format, ## args)
 
+#ifdef CONFIG_IO_EXPANDER_SUPPORT_GET_PORT
+#error "This driver doesn't support get_port function"
+#endif
+
 /*
  * Store interrupt mask registers locally. In this way,
  * we don't have to read it via i2c transaction every time.