1 /* 2 * Copyright (C) 2015 Google, Inc 3 * 4 * SPDX-License-Identifier: GPL-2.0+ 5 */ 6 7 #include <common.h> 8 #include <dm.h> 9 #include <asm/clk.h> 10 #include <dm/test.h> 11 #include <linux/err.h> 12 #include <test/ut.h> 13 14 static int dm_test_clk(struct unit_test_state *uts) 15 { 16 struct udevice *dev_fixed, *dev_clk, *dev_test; 17 ulong rate; 18 19 ut_assertok(uclass_get_device_by_name(UCLASS_CLK, "clk-fixed", 20 &dev_fixed)); 21 22 ut_assertok(uclass_get_device_by_name(UCLASS_CLK, "clk-sbox", 23 &dev_clk)); 24 ut_asserteq(0, sandbox_clk_query_enable(dev_clk, SANDBOX_CLK_ID_SPI)); 25 ut_asserteq(0, sandbox_clk_query_enable(dev_clk, SANDBOX_CLK_ID_I2C)); 26 ut_asserteq(0, sandbox_clk_query_rate(dev_clk, SANDBOX_CLK_ID_SPI)); 27 ut_asserteq(0, sandbox_clk_query_rate(dev_clk, SANDBOX_CLK_ID_I2C)); 28 29 ut_assertok(uclass_get_device_by_name(UCLASS_MISC, "clk-test", 30 &dev_test)); 31 ut_assertok(sandbox_clk_test_get(dev_test)); 32 ut_assertok(sandbox_clk_test_valid(dev_test)); 33 34 ut_asserteq(1234, 35 sandbox_clk_test_get_rate(dev_test, 36 SANDBOX_CLK_TEST_ID_FIXED)); 37 ut_asserteq(0, sandbox_clk_test_get_rate(dev_test, 38 SANDBOX_CLK_TEST_ID_SPI)); 39 ut_asserteq(0, sandbox_clk_test_get_rate(dev_test, 40 SANDBOX_CLK_TEST_ID_I2C)); 41 42 rate = sandbox_clk_test_set_rate(dev_test, SANDBOX_CLK_TEST_ID_FIXED, 43 12345); 44 ut_assert(IS_ERR_VALUE(rate)); 45 rate = sandbox_clk_test_get_rate(dev_test, SANDBOX_CLK_TEST_ID_FIXED); 46 ut_asserteq(1234, rate); 47 48 ut_asserteq(0, sandbox_clk_test_set_rate(dev_test, 49 SANDBOX_CLK_TEST_ID_SPI, 50 1000)); 51 ut_asserteq(0, sandbox_clk_test_set_rate(dev_test, 52 SANDBOX_CLK_TEST_ID_I2C, 53 2000)); 54 55 ut_asserteq(1000, sandbox_clk_test_get_rate(dev_test, 56 SANDBOX_CLK_TEST_ID_SPI)); 57 ut_asserteq(2000, sandbox_clk_test_get_rate(dev_test, 58 SANDBOX_CLK_TEST_ID_I2C)); 59 60 ut_asserteq(1000, sandbox_clk_test_set_rate(dev_test, 61 SANDBOX_CLK_TEST_ID_SPI, 62 10000)); 63 ut_asserteq(2000, sandbox_clk_test_set_rate(dev_test, 64 SANDBOX_CLK_TEST_ID_I2C, 65 20000)); 66 67 rate = sandbox_clk_test_set_rate(dev_test, SANDBOX_CLK_TEST_ID_SPI, 0); 68 ut_assert(IS_ERR_VALUE(rate)); 69 rate = sandbox_clk_test_set_rate(dev_test, SANDBOX_CLK_TEST_ID_I2C, 0); 70 ut_assert(IS_ERR_VALUE(rate)); 71 72 ut_asserteq(10000, sandbox_clk_test_get_rate(dev_test, 73 SANDBOX_CLK_TEST_ID_SPI)); 74 ut_asserteq(20000, sandbox_clk_test_get_rate(dev_test, 75 SANDBOX_CLK_TEST_ID_I2C)); 76 77 ut_asserteq(0, sandbox_clk_query_enable(dev_clk, SANDBOX_CLK_ID_SPI)); 78 ut_asserteq(0, sandbox_clk_query_enable(dev_clk, SANDBOX_CLK_ID_I2C)); 79 ut_asserteq(10000, sandbox_clk_query_rate(dev_clk, SANDBOX_CLK_ID_SPI)); 80 ut_asserteq(20000, sandbox_clk_query_rate(dev_clk, SANDBOX_CLK_ID_I2C)); 81 82 ut_assertok(sandbox_clk_test_enable(dev_test, SANDBOX_CLK_TEST_ID_SPI)); 83 ut_asserteq(1, sandbox_clk_query_enable(dev_clk, SANDBOX_CLK_ID_SPI)); 84 ut_asserteq(0, sandbox_clk_query_enable(dev_clk, SANDBOX_CLK_ID_I2C)); 85 86 ut_assertok(sandbox_clk_test_enable(dev_test, SANDBOX_CLK_TEST_ID_I2C)); 87 ut_asserteq(1, sandbox_clk_query_enable(dev_clk, SANDBOX_CLK_ID_SPI)); 88 ut_asserteq(1, sandbox_clk_query_enable(dev_clk, SANDBOX_CLK_ID_I2C)); 89 90 ut_assertok(sandbox_clk_test_disable(dev_test, 91 SANDBOX_CLK_TEST_ID_SPI)); 92 ut_asserteq(0, sandbox_clk_query_enable(dev_clk, SANDBOX_CLK_ID_SPI)); 93 ut_asserteq(1, sandbox_clk_query_enable(dev_clk, SANDBOX_CLK_ID_I2C)); 94 95 ut_assertok(sandbox_clk_test_disable(dev_test, 96 SANDBOX_CLK_TEST_ID_I2C)); 97 ut_asserteq(0, sandbox_clk_query_enable(dev_clk, SANDBOX_CLK_ID_SPI)); 98 ut_asserteq(0, sandbox_clk_query_enable(dev_clk, SANDBOX_CLK_ID_I2C)); 99 100 ut_assertok(sandbox_clk_test_free(dev_test)); 101 102 return 0; 103 } 104 DM_TEST(dm_test_clk, DM_TESTF_SCAN_FDT); 105 106 static int dm_test_clk_bulk(struct unit_test_state *uts) 107 { 108 struct udevice *dev_clk, *dev_test; 109 110 ut_assertok(uclass_get_device_by_name(UCLASS_CLK, "clk-sbox", 111 &dev_clk)); 112 ut_assertok(uclass_get_device_by_name(UCLASS_MISC, "clk-test", 113 &dev_test)); 114 ut_assertok(sandbox_clk_test_get_bulk(dev_test)); 115 116 ut_asserteq(0, sandbox_clk_query_enable(dev_clk, SANDBOX_CLK_ID_SPI)); 117 ut_asserteq(0, sandbox_clk_query_enable(dev_clk, SANDBOX_CLK_ID_I2C)); 118 119 /* Fixed clock does not support enable, thus should not fail */ 120 ut_assertok(sandbox_clk_test_enable_bulk(dev_test)); 121 ut_asserteq(1, sandbox_clk_query_enable(dev_clk, SANDBOX_CLK_ID_SPI)); 122 ut_asserteq(1, sandbox_clk_query_enable(dev_clk, SANDBOX_CLK_ID_I2C)); 123 124 /* Fixed clock does not support disable, thus should not fail */ 125 ut_assertok(sandbox_clk_test_disable_bulk(dev_test)); 126 ut_asserteq(0, sandbox_clk_query_enable(dev_clk, SANDBOX_CLK_ID_SPI)); 127 ut_asserteq(0, sandbox_clk_query_enable(dev_clk, SANDBOX_CLK_ID_I2C)); 128 129 /* Fixed clock does not support enable, thus should not fail */ 130 ut_assertok(sandbox_clk_test_enable_bulk(dev_test)); 131 ut_asserteq(1, sandbox_clk_query_enable(dev_clk, SANDBOX_CLK_ID_SPI)); 132 ut_asserteq(1, sandbox_clk_query_enable(dev_clk, SANDBOX_CLK_ID_I2C)); 133 134 /* Fixed clock does not support disable, thus should not fail */ 135 ut_assertok(sandbox_clk_test_release_bulk(dev_test)); 136 ut_asserteq(0, sandbox_clk_query_enable(dev_clk, SANDBOX_CLK_ID_SPI)); 137 ut_asserteq(0, sandbox_clk_query_enable(dev_clk, SANDBOX_CLK_ID_I2C)); 138 139 return 0; 140 } 141 DM_TEST(dm_test_clk_bulk, DM_TESTF_SCAN_FDT); 142