From 743268f5146e3fd93abb8b6142ef6a259a0656c5 Mon Sep 17 00:00:00 2001 From: "mario.six@gdsys.cc" Date: Wed, 25 May 2016 15:15:23 +0200 Subject: dm: test: Add GPIO open drain tests Add some tests for the new open drain setting feature of the GPIO uclass, and extend the capabilities of the sandbox GPIO driver accordingly. Signed-off-by: Mario Six Reviewed-by: Simon Glass Reviewed-by: York Sun --- test/dm/gpio.c | 7 +++++++ 1 file changed, 7 insertions(+) (limited to 'test/dm/gpio.c') diff --git a/test/dm/gpio.c b/test/dm/gpio.c index 727db18..b994523 100644 --- a/test/dm/gpio.c +++ b/test/dm/gpio.c @@ -75,6 +75,13 @@ static int dm_test_gpio(struct unit_test_state *uts) ut_assertok(ops->set_value(dev, offset, 1)); ut_asserteq(1, ops->get_value(dev, offset)); + /* Make it an open drain output, and reset it */ + ut_asserteq(0, sandbox_gpio_get_open_drain(dev, offset)); + ut_assertok(ops->set_open_drain(dev, offset, 1)); + ut_asserteq(1, sandbox_gpio_get_open_drain(dev, offset)); + ut_assertok(ops->set_open_drain(dev, offset, 0)); + ut_asserteq(0, sandbox_gpio_get_open_drain(dev, offset)); + /* Make it an input */ ut_assertok(ops->direction_input(dev, offset)); ut_assertok(gpio_get_status(dev, offset, buf, sizeof(buf))); -- cgit v1.1