blob: ad8591639da5731b84b28e7eaaf2aadfe2702d7c [file] [log] [blame]
Tom Rini83d290c2018-05-06 17:58:06 -04001// SPDX-License-Identifier: GPL-2.0+
Simon Glass2e7d35d2014-02-26 15:59:21 -07002/*
3 * Copyright (c) 2013 Google, Inc
Simon Glass2e7d35d2014-02-26 15:59:21 -07004 */
5
6#include <common.h>
7#include <dm.h>
8#include <errno.h>
9#include <fdtdec.h>
10#include <malloc.h>
11#include <asm/io.h>
12#include <dm/test.h>
13#include <dm/root.h>
Simon Glass98561572017-04-23 20:10:44 -060014#include <dm/device-internal.h>
Simon Glass2e7d35d2014-02-26 15:59:21 -070015#include <dm/uclass-internal.h>
16#include <dm/util.h>
Mario Six2ea4d0d2018-06-26 08:46:49 +020017#include <dm/lists.h>
18#include <dm/of_access.h>
Joe Hershbergere721b882015-05-20 14:27:27 -050019#include <test/ut.h>
Simon Glass2e7d35d2014-02-26 15:59:21 -070020
21DECLARE_GLOBAL_DATA_PTR;
22
Heiko Schocher54c5d082014-05-22 12:43:05 +020023static int testfdt_drv_ping(struct udevice *dev, int pingval, int *pingret)
Simon Glass2e7d35d2014-02-26 15:59:21 -070024{
25 const struct dm_test_pdata *pdata = dev->platdata;
26 struct dm_test_priv *priv = dev_get_priv(dev);
27
28 *pingret = pingval + pdata->ping_add;
29 priv->ping_total += *pingret;
30
31 return 0;
32}
33
34static const struct test_ops test_ops = {
35 .ping = testfdt_drv_ping,
36};
37
Heiko Schocher54c5d082014-05-22 12:43:05 +020038static int testfdt_ofdata_to_platdata(struct udevice *dev)
Simon Glass2e7d35d2014-02-26 15:59:21 -070039{
40 struct dm_test_pdata *pdata = dev_get_platdata(dev);
41
Simon Glasse160f7d2017-01-17 16:52:55 -070042 pdata->ping_add = fdtdec_get_int(gd->fdt_blob, dev_of_offset(dev),
Simon Glass2e7d35d2014-02-26 15:59:21 -070043 "ping-add", -1);
Simon Glasse160f7d2017-01-17 16:52:55 -070044 pdata->base = fdtdec_get_addr(gd->fdt_blob, dev_of_offset(dev),
Simon Glasseb9ef5f2014-07-23 06:54:57 -060045 "ping-expect");
Simon Glass2e7d35d2014-02-26 15:59:21 -070046
47 return 0;
48}
49
Heiko Schocher54c5d082014-05-22 12:43:05 +020050static int testfdt_drv_probe(struct udevice *dev)
Simon Glass2e7d35d2014-02-26 15:59:21 -070051{
52 struct dm_test_priv *priv = dev_get_priv(dev);
53
54 priv->ping_total += DM_TEST_START_TOTAL;
55
Simon Glass83c7e432015-01-25 08:27:10 -070056 /*
57 * If this device is on a bus, the uclass_flag will be set before
Bin Mengd92878a2018-10-15 02:20:58 -070058 * calling this function. In the meantime the uclass_postp is
59 * initlized to a value -1. These are used respectively by
60 * dm_test_bus_child_pre_probe_uclass() and
61 * dm_test_bus_child_post_probe_uclass().
Simon Glass83c7e432015-01-25 08:27:10 -070062 */
63 priv->uclass_total += priv->uclass_flag;
Bin Mengd92878a2018-10-15 02:20:58 -070064 priv->uclass_postp = -1;
Simon Glass83c7e432015-01-25 08:27:10 -070065
Simon Glass2e7d35d2014-02-26 15:59:21 -070066 return 0;
67}
68
Simon Glassae7f4512014-06-11 23:29:45 -060069static const struct udevice_id testfdt_ids[] = {
Simon Glass2e7d35d2014-02-26 15:59:21 -070070 {
71 .compatible = "denx,u-boot-fdt-test",
72 .data = DM_TEST_TYPE_FIRST },
73 {
74 .compatible = "google,another-fdt-test",
75 .data = DM_TEST_TYPE_SECOND },
76 { }
77};
78
79U_BOOT_DRIVER(testfdt_drv) = {
80 .name = "testfdt_drv",
81 .of_match = testfdt_ids,
82 .id = UCLASS_TEST_FDT,
83 .ofdata_to_platdata = testfdt_ofdata_to_platdata,
84 .probe = testfdt_drv_probe,
85 .ops = &test_ops,
86 .priv_auto_alloc_size = sizeof(struct dm_test_priv),
87 .platdata_auto_alloc_size = sizeof(struct dm_test_pdata),
88};
89
Bin Meng2786cd72018-10-10 22:07:01 -070090static const struct udevice_id testfdt1_ids[] = {
91 {
92 .compatible = "denx,u-boot-fdt-test1",
93 .data = DM_TEST_TYPE_FIRST },
94 { }
95};
96
97U_BOOT_DRIVER(testfdt1_drv) = {
98 .name = "testfdt1_drv",
99 .of_match = testfdt1_ids,
100 .id = UCLASS_TEST_FDT,
101 .ofdata_to_platdata = testfdt_ofdata_to_platdata,
102 .probe = testfdt_drv_probe,
103 .ops = &test_ops,
104 .priv_auto_alloc_size = sizeof(struct dm_test_priv),
105 .platdata_auto_alloc_size = sizeof(struct dm_test_pdata),
106 .flags = DM_FLAG_PRE_RELOC,
107};
108
Simon Glass2e7d35d2014-02-26 15:59:21 -0700109/* From here is the testfdt uclass code */
Heiko Schocher54c5d082014-05-22 12:43:05 +0200110int testfdt_ping(struct udevice *dev, int pingval, int *pingret)
Simon Glass2e7d35d2014-02-26 15:59:21 -0700111{
112 const struct test_ops *ops = device_get_ops(dev);
113
114 if (!ops->ping)
115 return -ENOSYS;
116
117 return ops->ping(dev, pingval, pingret);
118}
119
120UCLASS_DRIVER(testfdt) = {
121 .name = "testfdt",
122 .id = UCLASS_TEST_FDT,
Simon Glass9cc36a22015-01-25 08:27:05 -0700123 .flags = DM_UC_FLAG_SEQ_ALIAS,
Simon Glass2e7d35d2014-02-26 15:59:21 -0700124};
125
Simon Glass98561572017-04-23 20:10:44 -0600126struct dm_testprobe_pdata {
127 int probe_err;
128};
129
130static int testprobe_drv_probe(struct udevice *dev)
131{
132 struct dm_testprobe_pdata *pdata = dev_get_platdata(dev);
133
134 return pdata->probe_err;
135}
136
137static const struct udevice_id testprobe_ids[] = {
138 { .compatible = "denx,u-boot-probe-test" },
139 { }
140};
141
142U_BOOT_DRIVER(testprobe_drv) = {
143 .name = "testprobe_drv",
144 .of_match = testprobe_ids,
145 .id = UCLASS_TEST_PROBE,
146 .probe = testprobe_drv_probe,
147 .platdata_auto_alloc_size = sizeof(struct dm_testprobe_pdata),
148};
149
150UCLASS_DRIVER(testprobe) = {
151 .name = "testprobe",
152 .id = UCLASS_TEST_PROBE,
153 .flags = DM_UC_FLAG_SEQ_ALIAS,
154};
155
Joe Hershbergere721b882015-05-20 14:27:27 -0500156int dm_check_devices(struct unit_test_state *uts, int num_devices)
Simon Glass2e7d35d2014-02-26 15:59:21 -0700157{
Heiko Schocher54c5d082014-05-22 12:43:05 +0200158 struct udevice *dev;
Simon Glass2e7d35d2014-02-26 15:59:21 -0700159 int ret;
160 int i;
161
Simon Glass2e7d35d2014-02-26 15:59:21 -0700162 /*
163 * Now check that the ping adds are what we expect. This is using the
164 * ping-add property in each node.
165 */
Simon Glass1ca7e202014-07-23 06:55:18 -0600166 for (i = 0; i < num_devices; i++) {
Simon Glass2e7d35d2014-02-26 15:59:21 -0700167 uint32_t base;
168
169 ret = uclass_get_device(UCLASS_TEST_FDT, i, &dev);
170 ut_assert(!ret);
171
172 /*
Simon Glasseb9ef5f2014-07-23 06:54:57 -0600173 * Get the 'ping-expect' property, which tells us what the
174 * ping add should be. We don't use the platdata because we
175 * want to test the code that sets that up
176 * (testfdt_drv_probe()).
Simon Glass2e7d35d2014-02-26 15:59:21 -0700177 */
Simon Glasse160f7d2017-01-17 16:52:55 -0700178 base = fdtdec_get_addr(gd->fdt_blob, dev_of_offset(dev),
Simon Glasseb9ef5f2014-07-23 06:54:57 -0600179 "ping-expect");
Simon Glass2e7d35d2014-02-26 15:59:21 -0700180 debug("dev=%d, base=%d: %s\n", i, base,
Simon Glasse160f7d2017-01-17 16:52:55 -0700181 fdt_get_name(gd->fdt_blob, dev_of_offset(dev), NULL));
Simon Glass2e7d35d2014-02-26 15:59:21 -0700182
Joe Hershbergere721b882015-05-20 14:27:27 -0500183 ut_assert(!dm_check_operations(uts, dev, base,
Simon Glass2e7d35d2014-02-26 15:59:21 -0700184 dev_get_priv(dev)));
185 }
186
187 return 0;
188}
Simon Glass1ca7e202014-07-23 06:55:18 -0600189
190/* Test that FDT-based binding works correctly */
Joe Hershbergere721b882015-05-20 14:27:27 -0500191static int dm_test_fdt(struct unit_test_state *uts)
Simon Glass1ca7e202014-07-23 06:55:18 -0600192{
Bin Meng2786cd72018-10-10 22:07:01 -0700193 const int num_devices = 8;
Simon Glass1ca7e202014-07-23 06:55:18 -0600194 struct udevice *dev;
195 struct uclass *uc;
196 int ret;
197 int i;
198
199 ret = dm_scan_fdt(gd->fdt_blob, false);
200 ut_assert(!ret);
201
202 ret = uclass_get(UCLASS_TEST_FDT, &uc);
203 ut_assert(!ret);
204
205 /* These are num_devices compatible root-level device tree nodes */
206 ut_asserteq(num_devices, list_count_items(&uc->dev_head));
207
Simon Glassf8a85442015-01-25 08:27:00 -0700208 /* Each should have platform data but no private data */
Simon Glass1ca7e202014-07-23 06:55:18 -0600209 for (i = 0; i < num_devices; i++) {
210 ret = uclass_find_device(UCLASS_TEST_FDT, i, &dev);
211 ut_assert(!ret);
212 ut_assert(!dev_get_priv(dev));
Simon Glassf8a85442015-01-25 08:27:00 -0700213 ut_assert(dev->platdata);
Simon Glass1ca7e202014-07-23 06:55:18 -0600214 }
215
Joe Hershbergere721b882015-05-20 14:27:27 -0500216 ut_assertok(dm_check_devices(uts, num_devices));
Simon Glass1ca7e202014-07-23 06:55:18 -0600217
218 return 0;
219}
Simon Glass2e7d35d2014-02-26 15:59:21 -0700220DM_TEST(dm_test_fdt, 0);
Simon Glass00606d72014-07-23 06:55:03 -0600221
Michal Simeka93eb572019-01-31 16:31:00 +0100222static int dm_test_alias_highest_id(struct unit_test_state *uts)
223{
224 int ret;
225
226 ret = dev_read_alias_highest_id("eth");
227 ut_asserteq(5, ret);
228
229 ret = dev_read_alias_highest_id("gpio");
230 ut_asserteq(2, ret);
231
232 ret = dev_read_alias_highest_id("pci");
233 ut_asserteq(2, ret);
234
235 ret = dev_read_alias_highest_id("i2c");
236 ut_asserteq(0, ret);
237
238 ret = dev_read_alias_highest_id("deadbeef");
239 ut_asserteq(-1, ret);
240
241 return 0;
242}
243DM_TEST(dm_test_alias_highest_id, 0);
244
Joe Hershbergere721b882015-05-20 14:27:27 -0500245static int dm_test_fdt_pre_reloc(struct unit_test_state *uts)
Simon Glass00606d72014-07-23 06:55:03 -0600246{
247 struct uclass *uc;
248 int ret;
249
250 ret = dm_scan_fdt(gd->fdt_blob, true);
251 ut_assert(!ret);
252
253 ret = uclass_get(UCLASS_TEST_FDT, &uc);
254 ut_assert(!ret);
255
Bin Meng2786cd72018-10-10 22:07:01 -0700256 /*
257 * These are 2 pre-reloc devices:
258 * one with "u-boot,dm-pre-reloc" property (a-test node), and the other
259 * one whose driver marked with DM_FLAG_PRE_RELOC flag (h-test node).
260 */
261 ut_asserteq(2, list_count_items(&uc->dev_head));
Simon Glass00606d72014-07-23 06:55:03 -0600262
263 return 0;
264}
265DM_TEST(dm_test_fdt_pre_reloc, 0);
Simon Glass5a66a8f2014-07-23 06:55:12 -0600266
267/* Test that sequence numbers are allocated properly */
Joe Hershbergere721b882015-05-20 14:27:27 -0500268static int dm_test_fdt_uclass_seq(struct unit_test_state *uts)
Simon Glass5a66a8f2014-07-23 06:55:12 -0600269{
270 struct udevice *dev;
271
272 /* A few basic santiy tests */
273 ut_assertok(uclass_find_device_by_seq(UCLASS_TEST_FDT, 3, true, &dev));
274 ut_asserteq_str("b-test", dev->name);
275
Simon Glass9cc36a22015-01-25 08:27:05 -0700276 ut_assertok(uclass_find_device_by_seq(UCLASS_TEST_FDT, 8, true, &dev));
Simon Glass5a66a8f2014-07-23 06:55:12 -0600277 ut_asserteq_str("a-test", dev->name);
278
279 ut_asserteq(-ENODEV, uclass_find_device_by_seq(UCLASS_TEST_FDT, 5,
280 true, &dev));
281 ut_asserteq_ptr(NULL, dev);
282
283 /* Test aliases */
284 ut_assertok(uclass_get_device_by_seq(UCLASS_TEST_FDT, 6, &dev));
285 ut_asserteq_str("e-test", dev->name);
286
287 ut_asserteq(-ENODEV, uclass_find_device_by_seq(UCLASS_TEST_FDT, 7,
288 true, &dev));
289
Simon Glass1ca7e202014-07-23 06:55:18 -0600290 /*
291 * Note that c-test nodes are not probed since it is not a top-level
292 * node
293 */
Simon Glass5a66a8f2014-07-23 06:55:12 -0600294 ut_assertok(uclass_get_device_by_seq(UCLASS_TEST_FDT, 3, &dev));
295 ut_asserteq_str("b-test", dev->name);
296
297 /*
298 * d-test wants sequence number 3 also, but it can't have it because
299 * b-test gets it first.
300 */
301 ut_assertok(uclass_get_device(UCLASS_TEST_FDT, 2, &dev));
302 ut_asserteq_str("d-test", dev->name);
303
304 /* d-test actually gets 0 */
305 ut_assertok(uclass_get_device_by_seq(UCLASS_TEST_FDT, 0, &dev));
306 ut_asserteq_str("d-test", dev->name);
307
308 /* initially no one wants seq 1 */
309 ut_asserteq(-ENODEV, uclass_get_device_by_seq(UCLASS_TEST_FDT, 1,
310 &dev));
311 ut_assertok(uclass_get_device(UCLASS_TEST_FDT, 0, &dev));
Simon Glass9cc36a22015-01-25 08:27:05 -0700312 ut_assertok(uclass_get_device(UCLASS_TEST_FDT, 4, &dev));
Simon Glass5a66a8f2014-07-23 06:55:12 -0600313
314 /* But now that it is probed, we can find it */
315 ut_assertok(uclass_get_device_by_seq(UCLASS_TEST_FDT, 1, &dev));
Simon Glass9cc36a22015-01-25 08:27:05 -0700316 ut_asserteq_str("f-test", dev->name);
Simon Glass5a66a8f2014-07-23 06:55:12 -0600317
318 return 0;
319}
320DM_TEST(dm_test_fdt_uclass_seq, DM_TESTF_SCAN_PDATA | DM_TESTF_SCAN_FDT);
Simon Glassf4cdead2014-07-23 06:55:14 -0600321
322/* Test that we can find a device by device tree offset */
Joe Hershbergere721b882015-05-20 14:27:27 -0500323static int dm_test_fdt_offset(struct unit_test_state *uts)
Simon Glassf4cdead2014-07-23 06:55:14 -0600324{
325 const void *blob = gd->fdt_blob;
326 struct udevice *dev;
327 int node;
328
329 node = fdt_path_offset(blob, "/e-test");
330 ut_assert(node > 0);
331 ut_assertok(uclass_get_device_by_of_offset(UCLASS_TEST_FDT, node,
332 &dev));
333 ut_asserteq_str("e-test", dev->name);
334
335 /* This node should not be bound */
336 node = fdt_path_offset(blob, "/junk");
337 ut_assert(node > 0);
338 ut_asserteq(-ENODEV, uclass_get_device_by_of_offset(UCLASS_TEST_FDT,
339 node, &dev));
340
341 /* This is not a top level node so should not be probed */
Simon Glass1ca7e202014-07-23 06:55:18 -0600342 node = fdt_path_offset(blob, "/some-bus/c-test@5");
Simon Glassf4cdead2014-07-23 06:55:14 -0600343 ut_assert(node > 0);
344 ut_asserteq(-ENODEV, uclass_get_device_by_of_offset(UCLASS_TEST_FDT,
345 node, &dev));
346
347 return 0;
348}
Simon Glass86b54ec2017-05-18 20:09:44 -0600349DM_TEST(dm_test_fdt_offset,
350 DM_TESTF_SCAN_PDATA | DM_TESTF_SCAN_FDT | DM_TESTF_FLAT_TREE);
Simon Glass98561572017-04-23 20:10:44 -0600351
352/**
353 * Test various error conditions with uclass_first_device() and
354 * uclass_next_device()
355 */
356static int dm_test_first_next_device(struct unit_test_state *uts)
357{
358 struct dm_testprobe_pdata *pdata;
359 struct udevice *dev, *parent = NULL;
360 int count;
361 int ret;
362
363 /* There should be 4 devices */
364 for (ret = uclass_first_device(UCLASS_TEST_PROBE, &dev), count = 0;
365 dev;
366 ret = uclass_next_device(&dev)) {
367 count++;
368 parent = dev_get_parent(dev);
369 }
370 ut_assertok(ret);
371 ut_asserteq(4, count);
372
373 /* Remove them and try again, with an error on the second one */
374 ut_assertok(uclass_get_device(UCLASS_TEST_PROBE, 1, &dev));
375 pdata = dev_get_platdata(dev);
376 pdata->probe_err = -ENOMEM;
377 device_remove(parent, DM_REMOVE_NORMAL);
378 ut_assertok(uclass_first_device(UCLASS_TEST_PROBE, &dev));
379 ut_asserteq(-ENOMEM, uclass_next_device(&dev));
380 ut_asserteq_ptr(dev, NULL);
381
382 /* Now an error on the first one */
383 ut_assertok(uclass_get_device(UCLASS_TEST_PROBE, 0, &dev));
384 pdata = dev_get_platdata(dev);
385 pdata->probe_err = -ENOENT;
386 device_remove(parent, DM_REMOVE_NORMAL);
387 ut_asserteq(-ENOENT, uclass_first_device(UCLASS_TEST_PROBE, &dev));
388
389 return 0;
390}
391DM_TEST(dm_test_first_next_device, DM_TESTF_SCAN_PDATA | DM_TESTF_SCAN_FDT);
Simon Glass95ce3852017-04-23 20:10:45 -0600392
393/**
394 * check_devices() - Check return values and pointers
395 *
396 * This runs through a full sequence of uclass_first_device_check()...
397 * uclass_next_device_check() checking that the return values and devices
398 * are correct.
399 *
400 * @uts: Test state
401 * @devlist: List of expected devices
402 * @mask: Indicates which devices should return an error. Device n should
403 * return error (-NOENT - n) if bit n is set, or no error (i.e. 0) if
404 * bit n is clear.
405 */
406static int check_devices(struct unit_test_state *uts,
407 struct udevice *devlist[], int mask)
408{
409 int expected_ret;
410 struct udevice *dev;
411 int i;
412
413 expected_ret = (mask & 1) ? -ENOENT : 0;
414 mask >>= 1;
415 ut_asserteq(expected_ret,
416 uclass_first_device_check(UCLASS_TEST_PROBE, &dev));
417 for (i = 0; i < 4; i++) {
418 ut_asserteq_ptr(devlist[i], dev);
419 expected_ret = (mask & 1) ? -ENOENT - (i + 1) : 0;
420 mask >>= 1;
421 ut_asserteq(expected_ret, uclass_next_device_check(&dev));
422 }
423 ut_asserteq_ptr(NULL, dev);
424
425 return 0;
426}
427
428/* Test uclass_first_device_check() and uclass_next_device_check() */
429static int dm_test_first_next_ok_device(struct unit_test_state *uts)
430{
431 struct dm_testprobe_pdata *pdata;
432 struct udevice *dev, *parent = NULL, *devlist[4];
433 int count;
434 int ret;
435
436 /* There should be 4 devices */
437 count = 0;
438 for (ret = uclass_first_device_check(UCLASS_TEST_PROBE, &dev);
439 dev;
440 ret = uclass_next_device_check(&dev)) {
441 ut_assertok(ret);
442 devlist[count++] = dev;
443 parent = dev_get_parent(dev);
444 }
445 ut_asserteq(4, count);
446 ut_assertok(uclass_first_device_check(UCLASS_TEST_PROBE, &dev));
447 ut_assertok(check_devices(uts, devlist, 0));
448
449 /* Remove them and try again, with an error on the second one */
450 pdata = dev_get_platdata(devlist[1]);
451 pdata->probe_err = -ENOENT - 1;
452 device_remove(parent, DM_REMOVE_NORMAL);
453 ut_assertok(check_devices(uts, devlist, 1 << 1));
454
455 /* Now an error on the first one */
456 pdata = dev_get_platdata(devlist[0]);
457 pdata->probe_err = -ENOENT - 0;
458 device_remove(parent, DM_REMOVE_NORMAL);
459 ut_assertok(check_devices(uts, devlist, 3 << 0));
460
461 /* Now errors on all */
462 pdata = dev_get_platdata(devlist[2]);
463 pdata->probe_err = -ENOENT - 2;
464 pdata = dev_get_platdata(devlist[3]);
465 pdata->probe_err = -ENOENT - 3;
466 device_remove(parent, DM_REMOVE_NORMAL);
467 ut_assertok(check_devices(uts, devlist, 0xf << 0));
468
469 return 0;
470}
471DM_TEST(dm_test_first_next_ok_device, DM_TESTF_SCAN_PDATA | DM_TESTF_SCAN_FDT);
Mario Sixe8d52912018-03-12 14:53:33 +0100472
473static const struct udevice_id fdt_dummy_ids[] = {
474 { .compatible = "denx,u-boot-fdt-dummy", },
475 { }
476};
477
478UCLASS_DRIVER(fdt_dummy) = {
Eugeniu Rosca507cef32018-05-19 14:13:55 +0200479 .name = "fdt-dummy",
Mario Sixe8d52912018-03-12 14:53:33 +0100480 .id = UCLASS_TEST_DUMMY,
481 .flags = DM_UC_FLAG_SEQ_ALIAS,
482};
483
484U_BOOT_DRIVER(fdt_dummy_drv) = {
485 .name = "fdt_dummy_drv",
486 .of_match = fdt_dummy_ids,
487 .id = UCLASS_TEST_DUMMY,
488};
489
490static int dm_test_fdt_translation(struct unit_test_state *uts)
491{
492 struct udevice *dev;
Fabien Dessenne641067f2019-05-31 15:11:30 +0200493 fdt32_t dma_addr[2];
Mario Sixe8d52912018-03-12 14:53:33 +0100494
495 /* Some simple translations */
496 ut_assertok(uclass_find_device_by_seq(UCLASS_TEST_DUMMY, 0, true, &dev));
497 ut_asserteq_str("dev@0,0", dev->name);
498 ut_asserteq(0x8000, dev_read_addr(dev));
499
500 ut_assertok(uclass_find_device_by_seq(UCLASS_TEST_DUMMY, 1, true, &dev));
501 ut_asserteq_str("dev@1,100", dev->name);
502 ut_asserteq(0x9000, dev_read_addr(dev));
503
504 ut_assertok(uclass_find_device_by_seq(UCLASS_TEST_DUMMY, 2, true, &dev));
505 ut_asserteq_str("dev@2,200", dev->name);
506 ut_asserteq(0xA000, dev_read_addr(dev));
507
508 /* No translation for busses with #size-cells == 0 */
509 ut_assertok(uclass_find_device_by_seq(UCLASS_TEST_DUMMY, 3, true, &dev));
510 ut_asserteq_str("dev@42", dev->name);
511 ut_asserteq(0x42, dev_read_addr(dev));
512
Fabien Dessenne641067f2019-05-31 15:11:30 +0200513 /* dma address translation */
514 ut_assertok(uclass_find_device_by_seq(UCLASS_TEST_DUMMY, 0, true, &dev));
515 dma_addr[0] = cpu_to_be32(0);
516 dma_addr[1] = cpu_to_be32(0);
517 ut_asserteq(0x10000000, dev_translate_dma_address(dev, dma_addr));
518
519 ut_assertok(uclass_find_device_by_seq(UCLASS_TEST_DUMMY, 1, true, &dev));
520 dma_addr[0] = cpu_to_be32(1);
521 dma_addr[1] = cpu_to_be32(0x100);
522 ut_asserteq(0x20000000, dev_translate_dma_address(dev, dma_addr));
523
Mario Sixe8d52912018-03-12 14:53:33 +0100524 return 0;
525}
526DM_TEST(dm_test_fdt_translation, DM_TESTF_SCAN_PDATA | DM_TESTF_SCAN_FDT);
Álvaro Fernández Rojas30a90f52018-04-29 21:56:54 +0200527
Álvaro Fernández Rojas30a90f52018-04-29 21:56:54 +0200528static int dm_test_fdt_remap_addr_flat(struct unit_test_state *uts)
529{
530 struct udevice *dev;
531 fdt_addr_t addr;
532 void *paddr;
533
534 ut_assertok(uclass_find_device_by_seq(UCLASS_TEST_DUMMY, 0, true, &dev));
535
536 addr = devfdt_get_addr(dev);
537 ut_asserteq(0x8000, addr);
538
539 paddr = map_physmem(addr, 0, MAP_NOCACHE);
540 ut_assertnonnull(paddr);
541 ut_asserteq_ptr(paddr, devfdt_remap_addr(dev));
542
543 return 0;
544}
545DM_TEST(dm_test_fdt_remap_addr_flat,
546 DM_TESTF_SCAN_PDATA | DM_TESTF_SCAN_FDT | DM_TESTF_FLAT_TREE);
547
Álvaro Fernández Rojas79598822018-12-03 19:37:09 +0100548static int dm_test_fdt_remap_addr_index_flat(struct unit_test_state *uts)
549{
550 struct udevice *dev;
551 fdt_addr_t addr;
552 void *paddr;
553
554 ut_assertok(uclass_find_device_by_seq(UCLASS_TEST_DUMMY, 0, true, &dev));
555
556 addr = devfdt_get_addr_index(dev, 0);
557 ut_asserteq(0x8000, addr);
558
559 paddr = map_physmem(addr, 0, MAP_NOCACHE);
560 ut_assertnonnull(paddr);
561 ut_asserteq_ptr(paddr, devfdt_remap_addr_index(dev, 0));
562
563 return 0;
564}
565DM_TEST(dm_test_fdt_remap_addr_index_flat,
566 DM_TESTF_SCAN_PDATA | DM_TESTF_SCAN_FDT | DM_TESTF_FLAT_TREE);
567
568static int dm_test_fdt_remap_addr_name_flat(struct unit_test_state *uts)
569{
570 struct udevice *dev;
571 fdt_addr_t addr;
572 void *paddr;
573
574 ut_assertok(uclass_find_device_by_seq(UCLASS_TEST_DUMMY, 0, true, &dev));
575
576 addr = devfdt_get_addr_name(dev, "sandbox-dummy-0");
577 ut_asserteq(0x8000, addr);
578
579 paddr = map_physmem(addr, 0, MAP_NOCACHE);
580 ut_assertnonnull(paddr);
581 ut_asserteq_ptr(paddr, devfdt_remap_addr_name(dev, "sandbox-dummy-0"));
582
583 return 0;
584}
585DM_TEST(dm_test_fdt_remap_addr_name_flat,
586 DM_TESTF_SCAN_PDATA | DM_TESTF_SCAN_FDT | DM_TESTF_FLAT_TREE);
587
Álvaro Fernández Rojas30a90f52018-04-29 21:56:54 +0200588static int dm_test_fdt_remap_addr_live(struct unit_test_state *uts)
589{
590 struct udevice *dev;
591 fdt_addr_t addr;
592 void *paddr;
593
594 ut_assertok(uclass_find_device_by_seq(UCLASS_TEST_DUMMY, 0, true, &dev));
595
596 addr = dev_read_addr(dev);
597 ut_asserteq(0x8000, addr);
598
599 paddr = map_physmem(addr, 0, MAP_NOCACHE);
600 ut_assertnonnull(paddr);
601 ut_asserteq_ptr(paddr, dev_remap_addr(dev));
602
603 return 0;
604}
605DM_TEST(dm_test_fdt_remap_addr_live,
606 DM_TESTF_SCAN_PDATA | DM_TESTF_SCAN_FDT);
Mario Six2ea4d0d2018-06-26 08:46:49 +0200607
Álvaro Fernández Rojas79598822018-12-03 19:37:09 +0100608static int dm_test_fdt_remap_addr_index_live(struct unit_test_state *uts)
609{
610 struct udevice *dev;
611 fdt_addr_t addr;
612 void *paddr;
613
614 ut_assertok(uclass_find_device_by_seq(UCLASS_TEST_DUMMY, 0, true, &dev));
615
616 addr = dev_read_addr_index(dev, 0);
617 ut_asserteq(0x8000, addr);
618
619 paddr = map_physmem(addr, 0, MAP_NOCACHE);
620 ut_assertnonnull(paddr);
621 ut_asserteq_ptr(paddr, dev_remap_addr_index(dev, 0));
622
623 return 0;
624}
625DM_TEST(dm_test_fdt_remap_addr_index_live,
626 DM_TESTF_SCAN_PDATA | DM_TESTF_SCAN_FDT);
627
628static int dm_test_fdt_remap_addr_name_live(struct unit_test_state *uts)
629{
630 struct udevice *dev;
631 fdt_addr_t addr;
632 void *paddr;
633
634 ut_assertok(uclass_find_device_by_seq(UCLASS_TEST_DUMMY, 0, true, &dev));
635
636 addr = dev_read_addr_name(dev, "sandbox-dummy-0");
637 ut_asserteq(0x8000, addr);
638
639 paddr = map_physmem(addr, 0, MAP_NOCACHE);
640 ut_assertnonnull(paddr);
641 ut_asserteq_ptr(paddr, dev_remap_addr_name(dev, "sandbox-dummy-0"));
642
643 return 0;
644}
645DM_TEST(dm_test_fdt_remap_addr_name_live,
646 DM_TESTF_SCAN_PDATA | DM_TESTF_SCAN_FDT);
647
Mario Six2ea4d0d2018-06-26 08:46:49 +0200648static int dm_test_fdt_livetree_writing(struct unit_test_state *uts)
649{
650 struct udevice *dev;
651 ofnode node;
652
653 if (!of_live_active()) {
654 printf("Live tree not active; ignore test\n");
655 return 0;
656 }
657
658 /* Test enabling devices */
659
660 node = ofnode_path("/usb@2");
661
662 ut_assert(!of_device_is_available(ofnode_to_np(node)));
663 ofnode_set_enabled(node, true);
664 ut_assert(of_device_is_available(ofnode_to_np(node)));
665
666 device_bind_driver_to_node(dm_root(), "usb_sandbox", "usb@2", node,
667 &dev);
668 ut_assertok(uclass_find_device_by_seq(UCLASS_USB, 2, true, &dev));
669
670 /* Test string property setting */
671
672 ut_assert(device_is_compatible(dev, "sandbox,usb"));
673 ofnode_write_string(node, "compatible", "gdsys,super-usb");
674 ut_assert(device_is_compatible(dev, "gdsys,super-usb"));
675 ofnode_write_string(node, "compatible", "sandbox,usb");
676 ut_assert(device_is_compatible(dev, "sandbox,usb"));
677
678 /* Test setting generic properties */
679
680 /* Non-existent in DTB */
681 ut_asserteq(FDT_ADDR_T_NONE, dev_read_addr(dev));
682 /* reg = 0x42, size = 0x100 */
683 ut_assertok(ofnode_write_prop(node, "reg", 8,
684 "\x00\x00\x00\x42\x00\x00\x01\x00"));
685 ut_asserteq(0x42, dev_read_addr(dev));
686
687 /* Test disabling devices */
688
689 device_remove(dev, DM_REMOVE_NORMAL);
690 device_unbind(dev);
691
692 ut_assert(of_device_is_available(ofnode_to_np(node)));
693 ofnode_set_enabled(node, false);
694 ut_assert(!of_device_is_available(ofnode_to_np(node)));
695
696 return 0;
697}
698DM_TEST(dm_test_fdt_livetree_writing, DM_TESTF_SCAN_PDATA | DM_TESTF_SCAN_FDT);
Mario Six172942a2018-06-26 08:46:51 +0200699
700static int dm_test_fdt_disable_enable_by_path(struct unit_test_state *uts)
701{
702 ofnode node;
703
704 if (!of_live_active()) {
705 printf("Live tree not active; ignore test\n");
706 return 0;
707 }
708
709 node = ofnode_path("/usb@2");
710
711 /* Test enabling devices */
712
713 ut_assert(!of_device_is_available(ofnode_to_np(node)));
714 dev_enable_by_path("/usb@2");
715 ut_assert(of_device_is_available(ofnode_to_np(node)));
716
717 /* Test disabling devices */
718
719 ut_assert(of_device_is_available(ofnode_to_np(node)));
720 dev_disable_by_path("/usb@2");
721 ut_assert(!of_device_is_available(ofnode_to_np(node)));
722
723 return 0;
724}
725DM_TEST(dm_test_fdt_disable_enable_by_path, DM_TESTF_SCAN_PDATA |
726 DM_TESTF_SCAN_FDT);
Simon Glassd0b4f682018-11-18 08:14:30 -0700727
728/* Test a few uclass phandle functions */
729static int dm_test_fdt_phandle(struct unit_test_state *uts)
730{
731 struct udevice *back, *dev, *dev2;
732
733 ut_assertok(uclass_find_first_device(UCLASS_PANEL_BACKLIGHT, &back));
734 ut_asserteq(-ENOENT, uclass_find_device_by_phandle(UCLASS_REGULATOR,
735 back, "missing", &dev));
736 ut_assertok(uclass_find_device_by_phandle(UCLASS_REGULATOR, back,
737 "power-supply", &dev));
738 ut_asserteq(0, device_active(dev));
739 ut_asserteq_str("ldo1", dev->name);
740 ut_assertok(uclass_get_device_by_phandle(UCLASS_REGULATOR, back,
741 "power-supply", &dev2));
742 ut_asserteq_ptr(dev, dev2);
743
744 return 0;
745}
746DM_TEST(dm_test_fdt_phandle, DM_TESTF_SCAN_PDATA | DM_TESTF_SCAN_FDT);
Simon Glass3abe1112018-11-18 08:14:31 -0700747
748/* Test device_find_first_child_by_uclass() */
749static int dm_test_first_child(struct unit_test_state *uts)
750{
751 struct udevice *i2c, *dev, *dev2;
752
753 ut_assertok(uclass_first_device_err(UCLASS_I2C, &i2c));
754 ut_assertok(device_find_first_child_by_uclass(i2c, UCLASS_RTC, &dev));
755 ut_asserteq_str("rtc@43", dev->name);
756 ut_assertok(device_find_child_by_name(i2c, "rtc@43", &dev2));
757 ut_asserteq_ptr(dev, dev2);
758 ut_assertok(device_find_child_by_name(i2c, "rtc@61", &dev2));
759 ut_asserteq_str("rtc@61", dev2->name);
760
761 ut_assertok(device_find_first_child_by_uclass(i2c, UCLASS_I2C_EEPROM,
762 &dev));
763 ut_asserteq_str("eeprom@2c", dev->name);
764 ut_assertok(device_find_child_by_name(i2c, "eeprom@2c", &dev2));
765 ut_asserteq_ptr(dev, dev2);
766
767 ut_asserteq(-ENODEV, device_find_first_child_by_uclass(i2c,
768 UCLASS_VIDEO, &dev));
769 ut_asserteq(-ENODEV, device_find_child_by_name(i2c, "missing", &dev));
770
771 return 0;
772}
773DM_TEST(dm_test_first_child, DM_TESTF_SCAN_PDATA | DM_TESTF_SCAN_FDT);
Simon Glassa1b17e42018-12-10 10:37:37 -0700774
775/* Test integer functions in dm_read_...() */
776static int dm_test_read_int(struct unit_test_state *uts)
777{
778 struct udevice *dev;
779 u32 val32;
780 s32 sval;
781 uint val;
782
783 ut_assertok(uclass_first_device_err(UCLASS_TEST_FDT, &dev));
784 ut_asserteq_str("a-test", dev->name);
785 ut_assertok(dev_read_u32(dev, "int-value", &val32));
786 ut_asserteq(1234, val32);
787
788 ut_asserteq(-EINVAL, dev_read_u32(dev, "missing", &val32));
789 ut_asserteq(6, dev_read_u32_default(dev, "missing", 6));
790
791 ut_asserteq(1234, dev_read_u32_default(dev, "int-value", 6));
792 ut_asserteq(1234, val32);
793
794 ut_asserteq(-EINVAL, dev_read_s32(dev, "missing", &sval));
795 ut_asserteq(6, dev_read_s32_default(dev, "missing", 6));
796
797 ut_asserteq(-1234, dev_read_s32_default(dev, "uint-value", 6));
798 ut_assertok(dev_read_s32(dev, "uint-value", &sval));
799 ut_asserteq(-1234, sval);
800
801 val = 0;
802 ut_asserteq(-EINVAL, dev_read_u32u(dev, "missing", &val));
803 ut_assertok(dev_read_u32u(dev, "uint-value", &val));
804 ut_asserteq(-1234, val);
805
806 return 0;
807}
808DM_TEST(dm_test_read_int, DM_TESTF_SCAN_PDATA | DM_TESTF_SCAN_FDT);