58 lines
		
	
	
		
			1.7 KiB
		
	
	
	
		
			C
		
	
	
	
			
		
		
	
	
			58 lines
		
	
	
		
			1.7 KiB
		
	
	
	
		
			C
		
	
	
	
// SPDX-License-Identifier: GPL-2.0+
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/*
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 * Copyright (C) 2020 Sean Anderson <seanga2@gmail.com>
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 */
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#include <common.h>
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#include <dm.h>
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#include <dm/pinctrl.h>
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#include <dm/test.h>
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#include <test/ut.h>
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static int dm_test_pinmux(struct unit_test_state *uts)
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{
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	char buf[64];
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	struct udevice *dev;
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#define test_muxing(selector, expected) do { \
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	ut_assertok(pinctrl_get_pin_muxing(dev, selector, buf, sizeof(buf))); \
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	ut_asserteq_str(expected, (char *)&buf); \
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} while (0)
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	ut_assertok(uclass_get_device_by_name(UCLASS_PINCTRL, "pinctrl", &dev));
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	test_muxing(0, "UART TX.");
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	test_muxing(1, "UART RX.");
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	test_muxing(2, "I2S SCK.");
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	test_muxing(3, "I2S SD.");
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	test_muxing(4, "I2S WS.");
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	test_muxing(5, "GPIO0 bias-pull-up input-disable.");
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	test_muxing(6, "GPIO1 drive-open-drain.");
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	test_muxing(7, "GPIO2 bias-pull-down input-enable.");
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	test_muxing(8, "GPIO3 bias-disable.");
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	ut_assertok(pinctrl_select_state(dev, "alternate"));
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	test_muxing(0, "I2C SCL drive-open-drain.");
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	test_muxing(1, "I2C SDA drive-open-drain.");
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	test_muxing(2, "SPI SCLK.");
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	test_muxing(3, "SPI MOSI.");
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	test_muxing(4, "SPI MISO.");
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	test_muxing(5, "SPI CS0.");
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	test_muxing(6, "SPI CS1.");
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	test_muxing(7, "GPIO2 bias-pull-down input-enable.");
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	test_muxing(8, "GPIO3 bias-disable.");
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	ut_assertok(pinctrl_select_state(dev, "0"));
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	test_muxing(0, "I2C SCL drive-open-drain.");
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	test_muxing(1, "I2C SDA drive-open-drain.");
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	test_muxing(2, "I2S SCK.");
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	test_muxing(3, "I2S SD.");
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	test_muxing(4, "I2S WS.");
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	test_muxing(5, "GPIO0 bias-pull-up input-disable.");
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	test_muxing(6, "GPIO1 drive-open-drain.");
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	test_muxing(7, "GPIO2 bias-pull-down input-enable.");
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	test_muxing(8, "GPIO3 bias-disable.");
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	return 0;
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}
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DM_TEST(dm_test_pinmux, UT_TESTF_SCAN_FDT);
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