| Sean Anderson | 7f0f180 | 2020-09-14 11:01:57 -0400 | [diff] [blame^] | 1 | // SPDX-License-Identifier: GPL-2.0+ |
| 2 | /* |
| 3 | * Copyright (C) 2020 Sean Anderson <seanga2@gmail.com> |
| 4 | */ |
| 5 | |
| 6 | #include <common.h> |
| 7 | #include <dm.h> |
| 8 | #include <dm/pinctrl.h> |
| 9 | #include <dm/test.h> |
| 10 | #include <test/ut.h> |
| 11 | |
| 12 | static int dm_test_pinmux(struct unit_test_state *uts) |
| 13 | { |
| 14 | char buf[64]; |
| 15 | struct udevice *dev; |
| 16 | |
| 17 | #define test_muxing(selector, expected) do { \ |
| 18 | ut_assertok(pinctrl_get_pin_muxing(dev, selector, buf, sizeof(buf))); \ |
| 19 | ut_asserteq_str(expected, (char *)&buf); \ |
| 20 | } while (0) |
| 21 | |
| 22 | ut_assertok(uclass_get_device_by_name(UCLASS_PINCTRL, "pinctrl", &dev)); |
| 23 | test_muxing(0, "UART TX."); |
| 24 | test_muxing(1, "UART RX."); |
| 25 | test_muxing(2, "I2S SCK."); |
| 26 | test_muxing(3, "I2S SD."); |
| 27 | test_muxing(4, "I2S WS."); |
| 28 | test_muxing(5, "GPIO0 bias-pull-up input-disable."); |
| 29 | test_muxing(6, "GPIO1 drive-open-drain."); |
| 30 | test_muxing(7, "GPIO2 bias-pull-down input-enable."); |
| 31 | test_muxing(8, "GPIO3 bias-disable."); |
| 32 | |
| 33 | ut_assertok(pinctrl_select_state(dev, "alternate")); |
| 34 | test_muxing(0, "I2C SCL drive-open-drain."); |
| 35 | test_muxing(1, "I2C SDA drive-open-drain."); |
| 36 | test_muxing(2, "SPI SCLK."); |
| 37 | test_muxing(3, "SPI MOSI."); |
| 38 | test_muxing(4, "SPI MISO."); |
| 39 | test_muxing(5, "SPI CS0."); |
| 40 | test_muxing(6, "SPI CS1."); |
| 41 | test_muxing(7, "GPIO2 bias-pull-down input-enable."); |
| 42 | test_muxing(8, "GPIO3 bias-disable."); |
| 43 | |
| 44 | ut_assertok(pinctrl_select_state(dev, "0")); |
| 45 | test_muxing(0, "I2C SCL drive-open-drain."); |
| 46 | test_muxing(1, "I2C SDA drive-open-drain."); |
| 47 | test_muxing(2, "I2S SCK."); |
| 48 | test_muxing(3, "I2S SD."); |
| 49 | test_muxing(4, "I2S WS."); |
| 50 | test_muxing(5, "GPIO0 bias-pull-up input-disable."); |
| 51 | test_muxing(6, "GPIO1 drive-open-drain."); |
| 52 | test_muxing(7, "GPIO2 bias-pull-down input-enable."); |
| 53 | test_muxing(8, "GPIO3 bias-disable."); |
| 54 | |
| 55 | return 0; |
| 56 | } |
| 57 | DM_TEST(dm_test_pinmux, UT_TESTF_SCAN_FDT); |