diff options
| -rw-r--r-- | drivers/staging/gpib/gpio/gpib_bitbang.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/staging/gpib/gpio/gpib_bitbang.c b/drivers/staging/gpib/gpio/gpib_bitbang.c index 5c134cfb6d61..625fef24a0bf 100644 --- a/drivers/staging/gpib/gpio/gpib_bitbang.c +++ b/drivers/staging/gpib/gpio/gpib_bitbang.c @@ -1262,6 +1262,10 @@ static int bb_attach(struct gpib_board *board, const struct gpib_board_config *c gpiod_direction_output(TE, 1); gpiod_direction_output(PE, 1); } +/* Set main control lines to a known state */ + gpiod_direction_output(IFC, 1); + gpiod_direction_output(REN, 1); + gpiod_direction_output(_ATN, 1); if (strcmp(PINMAP_2, pin_map) == 0) { /* YOGA: enable level shifters */ gpiod_direction_output(YOGA_ENABLE, 1); |