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Diffstat (limited to 'driver/ioexpander/pcal6408.c')
-rw-r--r--driver/ioexpander/pcal6408.c4
1 files changed, 4 insertions, 0 deletions
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.