From f6f681642f0d730887bfe944b029cb6f76a35fb6 Mon Sep 17 00:00:00 2001 From: Patrice Chotard Date: Tue, 30 Aug 2022 14:09:14 +0200 Subject: gpio: sandbox: Add GPIOD_IS_AF for gpio configured in alternate function This allows to test if a pin's label if displayed using gpio_get_status() when this pin is configured in alternate function. Signed-off-by: Patrice Chotard Reviewed-by: Simon Glass Reviewed-by: Patrick Delaunay --- test/dm/gpio.c | 30 ++++++++++++++++++++++++++++++ 1 file changed, 30 insertions(+) (limited to 'test/dm') diff --git a/test/dm/gpio.c b/test/dm/gpio.c index 33ae987..a8c35d4 100644 --- a/test/dm/gpio.c +++ b/test/dm/gpio.c @@ -778,3 +778,33 @@ static int dm_test_gpio_get_values_as_int_base3(struct unit_test_state *uts) } DM_TEST(dm_test_gpio_get_values_as_int_base3, UT_TESTF_SCAN_PDATA | UT_TESTF_SCAN_FDT); + +/* Check that gpio_get_status return the label of a GPIO configured as GPIOD_AF */ +static int dm_test_gpio_function(struct unit_test_state *uts) +{ + struct gpio_desc desc; + struct udevice *dev; + ulong flags; + unsigned int offset, gpio; + char buf[80]; + + ut_assertok(uclass_get_device(UCLASS_TEST_FDT, 0, &dev)); + ut_asserteq_str("a-test", dev->name); + + /* request gpio_b 5 */ + ut_assertok(gpio_request_by_name(dev, "test-gpios", 2, &desc, 0)); + /* update gpio_b 5 function to GPIO_AF */ + ut_assertok(dm_gpio_clrset_flags(&desc, GPIOD_IS_AF, GPIOD_IS_AF)); + ut_assertok(dm_gpio_get_flags(&desc, &flags)); + ut_asserteq(GPIOD_IS_AF, flags); + /* check using gpio_get_status that label is displayed for a pin with GPIO_AF function */ + ut_assertok(gpio_lookup_name("b5", &dev, &offset, &gpio)); + ut_assertok(gpio_get_status(dev, offset, buf, sizeof(buf))); + ut_asserteq_str("b5: func a-test.test-gpios2", buf); + + ut_assertok(dm_gpio_free(dev, &desc)); + + return 0; +} +DM_TEST(dm_test_gpio_function, + UT_TESTF_SCAN_PDATA | UT_TESTF_SCAN_FDT); -- cgit v1.1