LXR uboot/test/dm/nop.c

   1// SPDX-License-Identifier: GPL-2.0+
   2/*
   3 * Test for the NOP uclass
   4 *
   5 * (C) Copyright 2019 - Texas Instruments Incorporated - http://www.ti.com/
   6 * Jean-Jacques Hiblot <jjhiblot@ti.com>
   7 */
   8
   9#include <common.h>
  10#include <dm.h>
  11#include <dm/ofnode.h>
  12#include <dm/lists.h>
  13#include <dm/device.h>
  14#include <dm/test.h>
  15#include <misc.h>
  16#include <test/test.h>
  17#include <test/ut.h>
  18
  19static int noptest_bind(struct udevice *parent)
  20{
  21        ofnode ofnode = dev_read_first_subnode(parent);
  22
  23        while (ofnode_valid(ofnode)) {
  24                struct udevice *dev;
  25                const char *bind_flag = ofnode_read_string(ofnode, "bind");
  26
  27                if (bind_flag && (strcmp(bind_flag, "True") == 0))
  28                        lists_bind_fdt(parent, ofnode, &dev, NULL, false);
  29                ofnode = dev_read_next_subnode(ofnode);
  30        }
  31
  32        return 0;
  33}
  34
  35static const struct udevice_id noptest1_ids[] = {
  36        {
  37                .compatible = "sandbox,nop_sandbox1",
  38        },
  39        { }
  40};
  41
  42U_BOOT_DRIVER(noptest_drv1) = {
  43        .name   = "noptest1_drv",
  44        .of_match       = noptest1_ids,
  45        .id     = UCLASS_NOP,
  46        .bind = noptest_bind,
  47};
  48
  49static const struct udevice_id noptest2_ids[] = {
  50        {
  51                .compatible = "sandbox,nop_sandbox2",
  52        },
  53        { }
  54};
  55
  56U_BOOT_DRIVER(noptest_drv2) = {
  57        .name   = "noptest2_drv",
  58        .of_match       = noptest2_ids,
  59        .id     = UCLASS_NOP,
  60};
  61
  62static int dm_test_nop(struct unit_test_state *uts)
  63{
  64        struct udevice *dev;
  65
  66        ut_assertok(uclass_get_device_by_name(UCLASS_NOP, "nop-test_0", &dev));
  67        ut_assertok(uclass_get_device_by_name(UCLASS_NOP, "nop-test_1", &dev));
  68        ut_asserteq(-ENODEV,
  69                    uclass_get_device_by_name(UCLASS_NOP, "nop-test_2", &dev));
  70
  71        return 0;
  72}
  73
  74DM_TEST(dm_test_nop, UT_TESTF_FLAT_TREE | UT_TESTF_SCAN_FDT);
  75