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-rw-r--r--drivers/gpio/max732x.c7
1 files changed, 7 insertions, 0 deletions
diff --git a/drivers/gpio/max732x.c b/drivers/gpio/max732x.c
index 26ff40110d9f..9cad60f9e962 100644
--- a/drivers/gpio/max732x.c
+++ b/drivers/gpio/max732x.c
@@ -232,6 +232,13 @@ static int max732x_gpio_direction_input(struct gpio_chip *gc, unsigned off)
232 return -EACCES; 232 return -EACCES;
233 } 233 }
234 234
235 /*
236 * Open-drain pins must be set to high impedance (which is
237 * equivalent to output-high) to be turned into an input.
238 */
239 if ((mask & chip->dir_output))
240 max732x_gpio_set_value(gc, off, 1);
241
235 return 0; 242 return 0;
236} 243}
237 244