| // SPDX-License-Identifier: GPL-2.0+ |
| /* |
| * Copyright (C) 2013 Google, Inc |
| */ |
| |
| #include <common.h> |
| #include <fdtdec.h> |
| #include <dm.h> |
| #include <log.h> |
| #include <malloc.h> |
| #include <acpi/acpi_device.h> |
| #include <dm/root.h> |
| #include <dm/test.h> |
| #include <dm/util.h> |
| #include <asm/gpio.h> |
| #include <test/ut.h> |
| |
| /* Test that sandbox GPIOs work correctly */ |
| static int dm_test_gpio(struct unit_test_state *uts) |
| { |
| unsigned int offset, gpio; |
| struct dm_gpio_ops *ops; |
| struct udevice *dev; |
| struct gpio_desc *desc; |
| const char *name; |
| int offset_count; |
| char buf[80]; |
| |
| /* |
| * We expect to get 4 banks. One is anonymous (just numbered) and |
| * comes from platdata. The other are named a (20 gpios), |
| * b (10 gpios) and c (10 gpios) and come from the device tree. See |
| * test/dm/test.dts. |
| */ |
| ut_assertok(gpio_lookup_name("b4", &dev, &offset, &gpio)); |
| ut_asserteq_str(dev->name, "extra-gpios"); |
| ut_asserteq(4, offset); |
| ut_asserteq(CONFIG_SANDBOX_GPIO_COUNT + 20 + 4, gpio); |
| |
| name = gpio_get_bank_info(dev, &offset_count); |
| ut_asserteq_str("b", name); |
| ut_asserteq(10, offset_count); |
| |
| /* Get the operations for this device */ |
| ops = gpio_get_ops(dev); |
| ut_assert(ops->get_function); |
| |
| /* Cannot get a value until it is reserved */ |
| ut_asserteq(-EBUSY, gpio_get_value(gpio + 1)); |
| /* |
| * Now some tests that use the 'sandbox' back door. All GPIOs |
| * should default to input, include b4 that we are using here. |
| */ |
| ut_assertok(gpio_get_status(dev, offset, buf, sizeof(buf))); |
| ut_asserteq_str("b4: input: 0 [ ]", buf); |
| |
| /* Change it to an output */ |
| sandbox_gpio_set_direction(dev, offset, 1); |
| ut_assertok(gpio_get_status(dev, offset, buf, sizeof(buf))); |
| ut_asserteq_str("b4: output: 0 [ ]", buf); |
| |
| sandbox_gpio_set_value(dev, offset, 1); |
| ut_assertok(gpio_get_status(dev, offset, buf, sizeof(buf))); |
| ut_asserteq_str("b4: output: 1 [ ]", buf); |
| |
| ut_assertok(gpio_request(gpio, "testing")); |
| ut_assertok(gpio_get_status(dev, offset, buf, sizeof(buf))); |
| ut_asserteq_str("b4: output: 1 [x] testing", buf); |
| |
| /* Change the value a bit */ |
| ut_asserteq(1, ops->get_value(dev, offset)); |
| ut_assertok(ops->set_value(dev, offset, 0)); |
| ut_asserteq(0, ops->get_value(dev, offset)); |
| ut_assertok(gpio_get_status(dev, offset, buf, sizeof(buf))); |
| ut_asserteq_str("b4: output: 0 [x] testing", buf); |
| 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(GPIOD_IS_OUT | GPIOD_IS_OUT_ACTIVE, |
| sandbox_gpio_get_dir_flags(dev, offset)); |
| ut_assertok(ops->set_dir_flags(dev, offset, |
| GPIOD_IS_OUT | GPIOD_OPEN_DRAIN)); |
| ut_asserteq(GPIOD_IS_OUT | GPIOD_OPEN_DRAIN, |
| sandbox_gpio_get_dir_flags(dev, offset)); |
| ut_assertok(ops->set_dir_flags(dev, offset, |
| GPIOD_IS_OUT | GPIOD_IS_OUT_ACTIVE)); |
| ut_asserteq(GPIOD_IS_OUT | GPIOD_IS_OUT_ACTIVE, |
| sandbox_gpio_get_dir_flags(dev, offset)); |
| |
| /* Make it an input */ |
| ut_assertok(ops->direction_input(dev, offset)); |
| ut_assertok(gpio_get_status(dev, offset, buf, sizeof(buf))); |
| ut_asserteq_str("b4: input: 1 [x] testing", buf); |
| sandbox_gpio_set_value(dev, offset, 0); |
| ut_asserteq(0, sandbox_gpio_get_value(dev, offset)); |
| ut_assertok(gpio_get_status(dev, offset, buf, sizeof(buf))); |
| ut_asserteq_str("b4: input: 0 [x] testing", buf); |
| |
| ut_assertok(gpio_free(gpio)); |
| ut_assertok(gpio_get_status(dev, offset, buf, sizeof(buf))); |
| ut_asserteq_str("b4: input: 0 [ ]", buf); |
| |
| /* Check the 'a' bank also */ |
| ut_assertok(gpio_lookup_name("a15", &dev, &offset, &gpio)); |
| ut_asserteq_str(dev->name, "base-gpios"); |
| ut_asserteq(15, offset); |
| ut_asserteq(CONFIG_SANDBOX_GPIO_COUNT + 15, gpio); |
| |
| name = gpio_get_bank_info(dev, &offset_count); |
| ut_asserteq_str("a", name); |
| ut_asserteq(20, offset_count); |
| |
| /* add gpio hog tests */ |
| ut_assertok(gpio_hog_lookup_name("hog_input_active_low", &desc)); |
| ut_asserteq(GPIOD_IS_IN | GPIOD_ACTIVE_LOW, desc->flags); |
| ut_asserteq(10, desc->offset); |
| ut_asserteq(1, dm_gpio_get_value(desc)); |
| ut_assertok(gpio_hog_lookup_name("hog_input_active_high", &desc)); |
| ut_asserteq(GPIOD_IS_IN, desc->flags); |
| ut_asserteq(11, desc->offset); |
| ut_asserteq(0, dm_gpio_get_value(desc)); |
| ut_assertok(gpio_hog_lookup_name("hog_output_low", &desc)); |
| ut_asserteq(GPIOD_IS_OUT, desc->flags); |
| ut_asserteq(12, desc->offset); |
| ut_asserteq(0, dm_gpio_get_value(desc)); |
| ut_assertok(dm_gpio_set_value(desc, 1)); |
| ut_asserteq(1, dm_gpio_get_value(desc)); |
| ut_assertok(gpio_hog_lookup_name("hog_output_high", &desc)); |
| ut_asserteq(GPIOD_IS_OUT, desc->flags); |
| ut_asserteq(13, desc->offset); |
| ut_asserteq(1, dm_gpio_get_value(desc)); |
| ut_assertok(dm_gpio_set_value(desc, 0)); |
| ut_asserteq(0, dm_gpio_get_value(desc)); |
| |
| /* Check if lookup for labels work */ |
| ut_assertok(gpio_lookup_name("hog_input_active_low", &dev, &offset, |
| &gpio)); |
| ut_asserteq_str(dev->name, "base-gpios"); |
| ut_asserteq(10, offset); |
| ut_asserteq(CONFIG_SANDBOX_GPIO_COUNT + 10, gpio); |
| ut_assert(gpio_lookup_name("hog_not_exist", &dev, &offset, |
| &gpio)); |
| |
| return 0; |
| } |
| DM_TEST(dm_test_gpio, DM_TESTF_SCAN_PDATA | DM_TESTF_SCAN_FDT); |
| |
| /* Test that GPIO open-drain/open-source emulation works correctly */ |
| static int dm_test_gpio_opendrain_opensource(struct unit_test_state *uts) |
| { |
| struct gpio_desc desc_list[8]; |
| struct udevice *dev, *gpio_c; |
| char buf[80]; |
| |
| ut_assertok(uclass_get_device(UCLASS_TEST_FDT, 0, &dev)); |
| ut_asserteq_str("a-test", dev->name); |
| |
| ut_assertok(uclass_get_device(UCLASS_GPIO, 3, &gpio_c)); |
| ut_asserteq_str("pinmux-gpios", gpio_c->name); |
| |
| ut_asserteq(8, gpio_request_list_by_name(dev, "test3-gpios", desc_list, |
| ARRAY_SIZE(desc_list), 0)) |
| |
| ut_asserteq(true, !!device_active(gpio_c)); |
| ut_asserteq_ptr(gpio_c, desc_list[0].dev); |
| ut_asserteq_ptr(gpio_c, desc_list[1].dev); |
| ut_asserteq_ptr(gpio_c, desc_list[2].dev); |
| ut_asserteq_ptr(gpio_c, desc_list[3].dev); |
| ut_asserteq_ptr(gpio_c, desc_list[4].dev); |
| ut_asserteq_ptr(gpio_c, desc_list[5].dev); |
| ut_asserteq_ptr(gpio_c, desc_list[6].dev); |
| ut_asserteq_ptr(gpio_c, desc_list[7].dev); |
| |
| /* GPIO 0 is (GPIO_OUT|GPIO_OPEN_DRAIN) */ |
| ut_asserteq(GPIOD_IS_OUT | GPIOD_OPEN_DRAIN, |
| sandbox_gpio_get_dir_flags(gpio_c, 0)); |
| |
| /* Set it as output high, should become an input */ |
| ut_assertok(dm_gpio_set_value(&desc_list[0], 1)); |
| ut_assertok(gpio_get_status(gpio_c, 0, buf, sizeof(buf))); |
| ut_asserteq_str("c0: input: 0 [x] a-test.test3-gpios0", buf); |
| |
| /* Set it as output low, should become output low */ |
| ut_assertok(dm_gpio_set_value(&desc_list[0], 0)); |
| ut_assertok(gpio_get_status(gpio_c, 0, buf, sizeof(buf))); |
| ut_asserteq_str("c0: output: 0 [x] a-test.test3-gpios0", buf); |
| |
| /* GPIO 1 is (GPIO_OUT|GPIO_OPEN_SOURCE) */ |
| ut_asserteq(GPIOD_IS_OUT | GPIOD_OPEN_SOURCE, |
| sandbox_gpio_get_dir_flags(gpio_c, 1)); |
| |
| /* Set it as output high, should become output high */ |
| ut_assertok(dm_gpio_set_value(&desc_list[1], 1)); |
| ut_assertok(gpio_get_status(gpio_c, 1, buf, sizeof(buf))); |
| ut_asserteq_str("c1: output: 1 [x] a-test.test3-gpios1", buf); |
| |
| /* Set it as output low, should become an input */ |
| ut_assertok(dm_gpio_set_value(&desc_list[1], 0)); |
| ut_assertok(gpio_get_status(gpio_c, 1, buf, sizeof(buf))); |
| ut_asserteq_str("c1: input: 1 [x] a-test.test3-gpios1", buf); |
| |
| /* GPIO 6 is (GPIO_ACTIVE_LOW|GPIO_OUT|GPIO_OPEN_DRAIN) */ |
| ut_asserteq(GPIOD_ACTIVE_LOW | GPIOD_IS_OUT | GPIOD_OPEN_DRAIN, |
| sandbox_gpio_get_dir_flags(gpio_c, 6)); |
| |
| /* Set it as output high, should become output low */ |
| ut_assertok(dm_gpio_set_value(&desc_list[6], 1)); |
| ut_assertok(gpio_get_status(gpio_c, 6, buf, sizeof(buf))); |
| ut_asserteq_str("c6: output: 0 [x] a-test.test3-gpios6", buf); |
| |
| /* Set it as output low, should become an input */ |
| ut_assertok(dm_gpio_set_value(&desc_list[6], 0)); |
| ut_assertok(gpio_get_status(gpio_c, 6, buf, sizeof(buf))); |
| ut_asserteq_str("c6: input: 0 [x] a-test.test3-gpios6", buf); |
| |
| /* GPIO 7 is (GPIO_ACTIVE_LOW|GPIO_OUT|GPIO_OPEN_SOURCE) */ |
| ut_asserteq(GPIOD_ACTIVE_LOW | GPIOD_IS_OUT | GPIOD_OPEN_SOURCE, |
| sandbox_gpio_get_dir_flags(gpio_c, 7)); |
| |
| /* Set it as output high, should become an input */ |
| ut_assertok(dm_gpio_set_value(&desc_list[7], 1)); |
| ut_assertok(gpio_get_status(gpio_c, 7, buf, sizeof(buf))); |
| ut_asserteq_str("c7: input: 0 [x] a-test.test3-gpios7", buf); |
| |
| /* Set it as output low, should become output high */ |
| ut_assertok(dm_gpio_set_value(&desc_list[7], 0)); |
| ut_assertok(gpio_get_status(gpio_c, 7, buf, sizeof(buf))); |
| ut_asserteq_str("c7: output: 1 [x] a-test.test3-gpios7", buf); |
| |
| ut_assertok(gpio_free_list(dev, desc_list, 8)); |
| |
| return 0; |
| } |
| DM_TEST(dm_test_gpio_opendrain_opensource, |
| DM_TESTF_SCAN_PDATA | DM_TESTF_SCAN_FDT); |
| |
| /* Test that sandbox anonymous GPIOs work correctly */ |
| static int dm_test_gpio_anon(struct unit_test_state *uts) |
| { |
| unsigned int offset, gpio; |
| struct udevice *dev; |
| const char *name; |
| int offset_count; |
| |
| /* And the anonymous bank */ |
| ut_assertok(gpio_lookup_name("14", &dev, &offset, &gpio)); |
| ut_asserteq_str(dev->name, "sandbox_gpio"); |
| ut_asserteq(14, offset); |
| ut_asserteq(14, gpio); |
| |
| name = gpio_get_bank_info(dev, &offset_count); |
| ut_asserteq_ptr(NULL, name); |
| ut_asserteq(CONFIG_SANDBOX_GPIO_COUNT, offset_count); |
| |
| return 0; |
| } |
| DM_TEST(dm_test_gpio_anon, DM_TESTF_SCAN_PDATA | DM_TESTF_SCAN_FDT); |
| |
| /* Test that gpio_requestf() works as expected */ |
| static int dm_test_gpio_requestf(struct unit_test_state *uts) |
| { |
| unsigned int offset, gpio; |
| struct udevice *dev; |
| char buf[80]; |
| |
| ut_assertok(gpio_lookup_name("b5", &dev, &offset, &gpio)); |
| ut_assertok(gpio_requestf(gpio, "testing %d %s", 1, "hi")); |
| sandbox_gpio_set_direction(dev, offset, 1); |
| sandbox_gpio_set_value(dev, offset, 1); |
| ut_assertok(gpio_get_status(dev, offset, buf, sizeof(buf))); |
| ut_asserteq_str("b5: output: 1 [x] testing 1 hi", buf); |
| |
| return 0; |
| } |
| DM_TEST(dm_test_gpio_requestf, DM_TESTF_SCAN_PDATA | DM_TESTF_SCAN_FDT); |
| |
| /* Test that gpio_request() copies its string */ |
| static int dm_test_gpio_copy(struct unit_test_state *uts) |
| { |
| unsigned int offset, gpio; |
| struct udevice *dev; |
| char buf[80], name[10]; |
| |
| ut_assertok(gpio_lookup_name("b6", &dev, &offset, &gpio)); |
| strcpy(name, "odd_name"); |
| ut_assertok(gpio_request(gpio, name)); |
| sandbox_gpio_set_direction(dev, offset, 1); |
| sandbox_gpio_set_value(dev, offset, 1); |
| ut_assertok(gpio_get_status(dev, offset, buf, sizeof(buf))); |
| ut_asserteq_str("b6: output: 1 [x] odd_name", buf); |
| strcpy(name, "nothing"); |
| ut_assertok(gpio_get_status(dev, offset, buf, sizeof(buf))); |
| ut_asserteq_str("b6: output: 1 [x] odd_name", buf); |
| |
| return 0; |
| } |
| DM_TEST(dm_test_gpio_copy, DM_TESTF_SCAN_PDATA | DM_TESTF_SCAN_FDT); |
| |
| /* Test that we don't leak memory with GPIOs */ |
| static int dm_test_gpio_leak(struct unit_test_state *uts) |
| { |
| ut_assertok(dm_test_gpio(uts)); |
| ut_assertok(dm_test_gpio_anon(uts)); |
| ut_assertok(dm_test_gpio_requestf(uts)); |
| ut_assertok(dm_leak_check_end(uts)); |
| |
| return 0; |
| } |
| DM_TEST(dm_test_gpio_leak, DM_TESTF_SCAN_PDATA | DM_TESTF_SCAN_FDT); |
| |
| /* Test that we can find GPIOs using phandles */ |
| static int dm_test_gpio_phandles(struct unit_test_state *uts) |
| { |
| struct gpio_desc desc, desc_list[8], desc_list2[8]; |
| struct udevice *dev, *gpio_a, *gpio_b; |
| |
| ut_assertok(uclass_get_device(UCLASS_TEST_FDT, 0, &dev)); |
| ut_asserteq_str("a-test", dev->name); |
| |
| ut_assertok(gpio_request_by_name(dev, "test-gpios", 1, &desc, 0)); |
| ut_assertok(uclass_get_device(UCLASS_GPIO, 1, &gpio_a)); |
| ut_assertok(uclass_get_device(UCLASS_GPIO, 2, &gpio_b)); |
| ut_asserteq_str("base-gpios", gpio_a->name); |
| ut_asserteq(true, !!device_active(gpio_a)); |
| ut_asserteq_ptr(gpio_a, desc.dev); |
| ut_asserteq(4, desc.offset); |
| /* GPIOF_INPUT is the sandbox GPIO driver default */ |
| ut_asserteq(GPIOF_INPUT, gpio_get_function(gpio_a, 4, NULL)); |
| ut_assertok(dm_gpio_free(dev, &desc)); |
| |
| ut_asserteq(-ENOENT, gpio_request_by_name(dev, "test-gpios", 3, &desc, |
| 0)); |
| ut_asserteq_ptr(NULL, desc.dev); |
| ut_asserteq(desc.offset, 0); |
| ut_asserteq(-ENOENT, gpio_request_by_name(dev, "test-gpios", 5, &desc, |
| 0)); |
| |
| /* Last GPIO is ignord as it comes after <0> */ |
| ut_asserteq(3, gpio_request_list_by_name(dev, "test-gpios", desc_list, |
| ARRAY_SIZE(desc_list), 0)); |
| ut_asserteq(-EBUSY, gpio_request_list_by_name(dev, "test-gpios", |
| desc_list2, |
| ARRAY_SIZE(desc_list2), |
| 0)); |
| ut_asserteq(GPIOF_INPUT, gpio_get_function(gpio_a, 4, NULL)); |
| ut_assertok(gpio_free_list(dev, desc_list, 3)); |
| ut_asserteq(GPIOF_UNUSED, gpio_get_function(gpio_a, 4, NULL)); |
| ut_asserteq(3, gpio_request_list_by_name(dev, "test-gpios", desc_list, |
| ARRAY_SIZE(desc_list), |
| GPIOD_IS_OUT | |
| GPIOD_IS_OUT_ACTIVE)); |
| ut_asserteq(GPIOF_OUTPUT, gpio_get_function(gpio_a, 4, NULL)); |
| ut_asserteq_ptr(gpio_a, desc_list[0].dev); |
| ut_asserteq(1, desc_list[0].offset); |
| ut_asserteq_ptr(gpio_a, desc_list[1].dev); |
| ut_asserteq(4, desc_list[1].offset); |
| ut_asserteq_ptr(gpio_b, desc_list[2].dev); |
| ut_asserteq(5, desc_list[2].offset); |
| ut_asserteq(1, dm_gpio_get_value(desc_list)); |
| ut_assertok(gpio_free_list(dev, desc_list, 3)); |
| |
| ut_asserteq(GPIOD_IS_OUT | GPIOD_IS_OUT_ACTIVE, |
| sandbox_gpio_get_dir_flags(gpio_a, 1)); |
| ut_asserteq(6, gpio_request_list_by_name(dev, "test2-gpios", desc_list, |
| ARRAY_SIZE(desc_list), 0)); |
| |
| /* This was set to output previously but flags resetted to 0 = INPUT */ |
| ut_asserteq(0, sandbox_gpio_get_dir_flags(gpio_a, 1)); |
| ut_asserteq(GPIOF_INPUT, gpio_get_function(gpio_a, 1, NULL)); |
| |
| /* Active low should invert the input value */ |
| ut_asserteq(GPIOF_INPUT, gpio_get_function(gpio_b, 6, NULL)); |
| ut_asserteq(1, dm_gpio_get_value(&desc_list[2])); |
| |
| ut_asserteq(GPIOF_INPUT, gpio_get_function(gpio_b, 7, NULL)); |
| ut_asserteq(GPIOF_OUTPUT, gpio_get_function(gpio_b, 8, NULL)); |
| ut_asserteq(0, dm_gpio_get_value(&desc_list[4])); |
| ut_asserteq(GPIOF_OUTPUT, gpio_get_function(gpio_b, 9, NULL)); |
| ut_asserteq(1, dm_gpio_get_value(&desc_list[5])); |
| |
| return 0; |
| } |
| DM_TEST(dm_test_gpio_phandles, DM_TESTF_SCAN_PDATA | DM_TESTF_SCAN_FDT); |
| |
| /* Check the gpio pin configuration get from device tree information */ |
| static int dm_test_gpio_get_dir_flags(struct unit_test_state *uts) |
| { |
| struct gpio_desc desc_list[6]; |
| struct udevice *dev; |
| ulong flags; |
| |
| ut_assertok(uclass_get_device(UCLASS_TEST_FDT, 0, &dev)); |
| |
| ut_asserteq(6, gpio_request_list_by_name(dev, "test3-gpios", desc_list, |
| ARRAY_SIZE(desc_list), 0)); |
| |
| ut_assertok(dm_gpio_get_dir_flags(&desc_list[0], &flags)); |
| ut_asserteq(GPIOD_IS_OUT | GPIOD_OPEN_DRAIN, flags); |
| |
| ut_assertok(dm_gpio_get_dir_flags(&desc_list[1], &flags)); |
| ut_asserteq(GPIOD_IS_OUT | GPIOD_OPEN_SOURCE, flags); |
| |
| ut_assertok(dm_gpio_get_dir_flags(&desc_list[2], &flags)); |
| ut_asserteq(GPIOD_IS_OUT, flags); |
| |
| ut_assertok(dm_gpio_get_dir_flags(&desc_list[3], &flags)); |
| ut_asserteq(GPIOD_IS_IN | GPIOD_PULL_UP, flags); |
| |
| ut_assertok(dm_gpio_get_dir_flags(&desc_list[4], &flags)); |
| ut_asserteq(GPIOD_IS_IN | GPIOD_PULL_DOWN, flags); |
| |
| ut_assertok(dm_gpio_get_dir_flags(&desc_list[5], &flags)); |
| ut_asserteq(GPIOD_IS_IN, flags); |
| |
| ut_assertok(gpio_free_list(dev, desc_list, 6)); |
| |
| return 0; |
| } |
| DM_TEST(dm_test_gpio_get_dir_flags, DM_TESTF_SCAN_PDATA | DM_TESTF_SCAN_FDT); |
| |
| /* Test of gpio_get_acpi() */ |
| static int dm_test_gpio_get_acpi(struct unit_test_state *uts) |
| { |
| struct acpi_gpio agpio; |
| struct udevice *dev; |
| struct gpio_desc desc; |
| |
| ut_assertok(uclass_get_device(UCLASS_TEST_FDT, 0, &dev)); |
| ut_asserteq_str("a-test", dev->name); |
| ut_assertok(gpio_request_by_name(dev, "test-gpios", 1, &desc, 0)); |
| |
| /* See sb_gpio_get_acpi() */ |
| ut_assertok(gpio_get_acpi(&desc, &agpio)); |
| ut_asserteq(1, agpio.pin_count); |
| ut_asserteq(4, agpio.pins[0]); |
| ut_asserteq(ACPI_GPIO_TYPE_IO, agpio.type); |
| ut_asserteq(ACPI_GPIO_PULL_UP, agpio.pull); |
| ut_asserteq_str("\\_SB.PINC", agpio.resource); |
| ut_asserteq(0, agpio.interrupt_debounce_timeout); |
| ut_asserteq(0, agpio.irq.pin); |
| ut_asserteq(1234, agpio.output_drive_strength); |
| ut_asserteq(true, agpio.io_shared); |
| ut_asserteq(ACPI_GPIO_IO_RESTRICT_INPUT, agpio.io_restrict); |
| ut_asserteq(ACPI_GPIO_ACTIVE_HIGH, agpio.polarity); |
| |
| return 0; |
| } |
| DM_TEST(dm_test_gpio_get_acpi, DM_TESTF_SCAN_PDATA | DM_TESTF_SCAN_FDT); |
| |
| /* Test of gpio_get_acpi() with an interrupt GPIO */ |
| static int dm_test_gpio_get_acpi_irq(struct unit_test_state *uts) |
| { |
| struct acpi_gpio agpio; |
| struct udevice *dev; |
| struct gpio_desc desc; |
| |
| ut_assertok(uclass_get_device(UCLASS_TEST_FDT, 0, &dev)); |
| ut_asserteq_str("a-test", dev->name); |
| ut_assertok(gpio_request_by_name(dev, "test2-gpios", 2, &desc, 0)); |
| |
| /* See sb_gpio_get_acpi() */ |
| ut_assertok(gpio_get_acpi(&desc, &agpio)); |
| ut_asserteq(1, agpio.pin_count); |
| ut_asserteq(6, agpio.pins[0]); |
| ut_asserteq(ACPI_GPIO_TYPE_INTERRUPT, agpio.type); |
| ut_asserteq(ACPI_GPIO_PULL_DOWN, agpio.pull); |
| ut_asserteq_str("\\_SB.PINC", agpio.resource); |
| ut_asserteq(4321, agpio.interrupt_debounce_timeout); |
| ut_asserteq(6, agpio.irq.pin); |
| ut_asserteq(ACPI_IRQ_ACTIVE_BOTH, agpio.irq.polarity); |
| ut_asserteq(ACPI_IRQ_SHARED, agpio.irq.shared); |
| ut_asserteq(true, agpio.irq.wake); |
| ut_asserteq(0, agpio.output_drive_strength); |
| ut_asserteq(false, agpio.io_shared); |
| ut_asserteq(0, agpio.io_restrict); |
| ut_asserteq(ACPI_GPIO_ACTIVE_LOW, agpio.polarity); |
| |
| return 0; |
| } |
| DM_TEST(dm_test_gpio_get_acpi_irq, DM_TESTF_SCAN_PDATA | DM_TESTF_SCAN_FDT); |