// SPDX-License-Identifier: GPL-2.0+ /* * Copyright (C) 2020 Sean Anderson */ #include #include #include #include #include static int dm_test_pinmux(struct unit_test_state *uts) { char buf[64]; struct udevice *dev; #define test_muxing(selector, expected) do { \ ut_assertok(pinctrl_get_pin_muxing(dev, selector, buf, sizeof(buf))); \ ut_asserteq_str(expected, (char *)&buf); \ } while (0) ut_assertok(uclass_get_device_by_name(UCLASS_PINCTRL, "pinctrl", &dev)); test_muxing(0, "UART TX."); test_muxing(1, "UART RX."); test_muxing(2, "I2S SCK."); test_muxing(3, "I2S SD."); test_muxing(4, "I2S WS."); test_muxing(5, "GPIO0 bias-pull-up input-disable."); test_muxing(6, "GPIO1 drive-open-drain."); test_muxing(7, "GPIO2 bias-pull-down input-enable."); test_muxing(8, "GPIO3 bias-disable."); ut_assertok(pinctrl_select_state(dev, "alternate")); test_muxing(0, "I2C SCL drive-open-drain."); test_muxing(1, "I2C SDA drive-open-drain."); test_muxing(2, "SPI SCLK."); test_muxing(3, "SPI MOSI."); test_muxing(4, "SPI MISO."); test_muxing(5, "SPI CS0."); test_muxing(6, "SPI CS1."); test_muxing(7, "GPIO2 bias-pull-down input-enable."); test_muxing(8, "GPIO3 bias-disable."); ut_assertok(pinctrl_select_state(dev, "0")); test_muxing(0, "I2C SCL drive-open-drain."); test_muxing(1, "I2C SDA drive-open-drain."); test_muxing(2, "I2S SCK."); test_muxing(3, "I2S SD."); test_muxing(4, "I2S WS."); test_muxing(5, "GPIO0 bias-pull-up input-disable."); test_muxing(6, "GPIO1 drive-open-drain."); test_muxing(7, "GPIO2 bias-pull-down input-enable."); test_muxing(8, "GPIO3 bias-disable."); return 0; } DM_TEST(dm_test_pinmux, UT_TESTF_SCAN_FDT);