test: dm: add MDIO test
[oweals/u-boot.git] / test / dm / test-fdt.c
index efe5342b0761762c1aeee74a5532b347a165639e..be16c99e170eb6e1783ec5cd4b42a2d623a747ae 100644 (file)
@@ -55,10 +55,13 @@ static int testfdt_drv_probe(struct udevice *dev)
 
        /*
         * If this device is on a bus, the uclass_flag will be set before
-        * calling this function. This is used by
-        * dm_test_bus_child_pre_probe_uclass().
+        * calling this function. In the meantime the uclass_postp is
+        * initlized to a value -1. These are used respectively by
+        * dm_test_bus_child_pre_probe_uclass() and
+        * dm_test_bus_child_post_probe_uclass().
         */
        priv->uclass_total += priv->uclass_flag;
+       priv->uclass_postp = -1;
 
        return 0;
 }
@@ -84,6 +87,25 @@ U_BOOT_DRIVER(testfdt_drv) = {
        .platdata_auto_alloc_size = sizeof(struct dm_test_pdata),
 };
 
+static const struct udevice_id testfdt1_ids[] = {
+       {
+               .compatible = "denx,u-boot-fdt-test1",
+               .data = DM_TEST_TYPE_FIRST },
+       { }
+};
+
+U_BOOT_DRIVER(testfdt1_drv) = {
+       .name   = "testfdt1_drv",
+       .of_match       = testfdt1_ids,
+       .id     = UCLASS_TEST_FDT,
+       .ofdata_to_platdata = testfdt_ofdata_to_platdata,
+       .probe  = testfdt_drv_probe,
+       .ops    = &test_ops,
+       .priv_auto_alloc_size = sizeof(struct dm_test_priv),
+       .platdata_auto_alloc_size = sizeof(struct dm_test_pdata),
+       .flags = DM_FLAG_PRE_RELOC,
+};
+
 /* From here is the testfdt uclass code */
 int testfdt_ping(struct udevice *dev, int pingval, int *pingret)
 {
@@ -168,7 +190,7 @@ int dm_check_devices(struct unit_test_state *uts, int num_devices)
 /* Test that FDT-based binding works correctly */
 static int dm_test_fdt(struct unit_test_state *uts)
 {
-       const int num_devices = 7;
+       const int num_devices = 8;
        struct udevice *dev;
        struct uclass *uc;
        int ret;
@@ -197,6 +219,29 @@ static int dm_test_fdt(struct unit_test_state *uts)
 }
 DM_TEST(dm_test_fdt, 0);
 
+static int dm_test_alias_highest_id(struct unit_test_state *uts)
+{
+       int ret;
+
+       ret = dev_read_alias_highest_id("eth");
+       ut_asserteq(5, ret);
+
+       ret = dev_read_alias_highest_id("gpio");
+       ut_asserteq(2, ret);
+
+       ret = dev_read_alias_highest_id("pci");
+       ut_asserteq(2, ret);
+
+       ret = dev_read_alias_highest_id("i2c");
+       ut_asserteq(0, ret);
+
+       ret = dev_read_alias_highest_id("deadbeef");
+       ut_asserteq(-1, ret);
+
+       return 0;
+}
+DM_TEST(dm_test_alias_highest_id, 0);
+
 static int dm_test_fdt_pre_reloc(struct unit_test_state *uts)
 {
        struct uclass *uc;
@@ -208,8 +253,12 @@ static int dm_test_fdt_pre_reloc(struct unit_test_state *uts)
        ret = uclass_get(UCLASS_TEST_FDT, &uc);
        ut_assert(!ret);
 
-       /* These is only one pre-reloc device */
-       ut_asserteq(1, list_count_items(&uc->dev_head));
+       /*
+        * These are 2 pre-reloc devices:
+        * one with "u-boot,dm-pre-reloc" property (a-test node), and the other
+        * one whose driver marked with DM_FLAG_PRE_RELOC flag (h-test node).
+        */
+       ut_asserteq(2, list_count_items(&uc->dev_head));
 
        return 0;
 }
@@ -464,7 +513,6 @@ static int dm_test_fdt_translation(struct unit_test_state *uts)
 }
 DM_TEST(dm_test_fdt_translation, DM_TESTF_SCAN_PDATA | DM_TESTF_SCAN_FDT);
 
-/* Test devfdt_remap_addr_index() */
 static int dm_test_fdt_remap_addr_flat(struct unit_test_state *uts)
 {
        struct udevice *dev;
@@ -485,7 +533,46 @@ static int dm_test_fdt_remap_addr_flat(struct unit_test_state *uts)
 DM_TEST(dm_test_fdt_remap_addr_flat,
        DM_TESTF_SCAN_PDATA | DM_TESTF_SCAN_FDT | DM_TESTF_FLAT_TREE);
 
-/* Test dev_remap_addr_index() */
+static int dm_test_fdt_remap_addr_index_flat(struct unit_test_state *uts)
+{
+       struct udevice *dev;
+       fdt_addr_t addr;
+       void *paddr;
+
+       ut_assertok(uclass_find_device_by_seq(UCLASS_TEST_DUMMY, 0, true, &dev));
+
+       addr = devfdt_get_addr_index(dev, 0);
+       ut_asserteq(0x8000, addr);
+
+       paddr = map_physmem(addr, 0, MAP_NOCACHE);
+       ut_assertnonnull(paddr);
+       ut_asserteq_ptr(paddr, devfdt_remap_addr_index(dev, 0));
+
+       return 0;
+}
+DM_TEST(dm_test_fdt_remap_addr_index_flat,
+       DM_TESTF_SCAN_PDATA | DM_TESTF_SCAN_FDT | DM_TESTF_FLAT_TREE);
+
+static int dm_test_fdt_remap_addr_name_flat(struct unit_test_state *uts)
+{
+       struct udevice *dev;
+       fdt_addr_t addr;
+       void *paddr;
+
+       ut_assertok(uclass_find_device_by_seq(UCLASS_TEST_DUMMY, 0, true, &dev));
+
+       addr = devfdt_get_addr_name(dev, "sandbox-dummy-0");
+       ut_asserteq(0x8000, addr);
+
+       paddr = map_physmem(addr, 0, MAP_NOCACHE);
+       ut_assertnonnull(paddr);
+       ut_asserteq_ptr(paddr, devfdt_remap_addr_name(dev, "sandbox-dummy-0"));
+
+       return 0;
+}
+DM_TEST(dm_test_fdt_remap_addr_name_flat,
+       DM_TESTF_SCAN_PDATA | DM_TESTF_SCAN_FDT | DM_TESTF_FLAT_TREE);
+
 static int dm_test_fdt_remap_addr_live(struct unit_test_state *uts)
 {
        struct udevice *dev;
@@ -506,6 +593,46 @@ static int dm_test_fdt_remap_addr_live(struct unit_test_state *uts)
 DM_TEST(dm_test_fdt_remap_addr_live,
        DM_TESTF_SCAN_PDATA | DM_TESTF_SCAN_FDT);
 
+static int dm_test_fdt_remap_addr_index_live(struct unit_test_state *uts)
+{
+       struct udevice *dev;
+       fdt_addr_t addr;
+       void *paddr;
+
+       ut_assertok(uclass_find_device_by_seq(UCLASS_TEST_DUMMY, 0, true, &dev));
+
+       addr = dev_read_addr_index(dev, 0);
+       ut_asserteq(0x8000, addr);
+
+       paddr = map_physmem(addr, 0, MAP_NOCACHE);
+       ut_assertnonnull(paddr);
+       ut_asserteq_ptr(paddr, dev_remap_addr_index(dev, 0));
+
+       return 0;
+}
+DM_TEST(dm_test_fdt_remap_addr_index_live,
+       DM_TESTF_SCAN_PDATA | DM_TESTF_SCAN_FDT);
+
+static int dm_test_fdt_remap_addr_name_live(struct unit_test_state *uts)
+{
+       struct udevice *dev;
+       fdt_addr_t addr;
+       void *paddr;
+
+       ut_assertok(uclass_find_device_by_seq(UCLASS_TEST_DUMMY, 0, true, &dev));
+
+       addr = dev_read_addr_name(dev, "sandbox-dummy-0");
+       ut_asserteq(0x8000, addr);
+
+       paddr = map_physmem(addr, 0, MAP_NOCACHE);
+       ut_assertnonnull(paddr);
+       ut_asserteq_ptr(paddr, dev_remap_addr_name(dev, "sandbox-dummy-0"));
+
+       return 0;
+}
+DM_TEST(dm_test_fdt_remap_addr_name_live,
+       DM_TESTF_SCAN_PDATA | DM_TESTF_SCAN_FDT);
+
 static int dm_test_fdt_livetree_writing(struct unit_test_state *uts)
 {
        struct udevice *dev;
@@ -557,3 +684,113 @@ static int dm_test_fdt_livetree_writing(struct unit_test_state *uts)
        return 0;
 }
 DM_TEST(dm_test_fdt_livetree_writing, DM_TESTF_SCAN_PDATA | DM_TESTF_SCAN_FDT);
+
+static int dm_test_fdt_disable_enable_by_path(struct unit_test_state *uts)
+{
+       ofnode node;
+
+       if (!of_live_active()) {
+               printf("Live tree not active; ignore test\n");
+               return 0;
+       }
+
+       node = ofnode_path("/usb@2");
+
+       /* Test enabling devices */
+
+       ut_assert(!of_device_is_available(ofnode_to_np(node)));
+       dev_enable_by_path("/usb@2");
+       ut_assert(of_device_is_available(ofnode_to_np(node)));
+
+       /* Test disabling devices */
+
+       ut_assert(of_device_is_available(ofnode_to_np(node)));
+       dev_disable_by_path("/usb@2");
+       ut_assert(!of_device_is_available(ofnode_to_np(node)));
+
+       return 0;
+}
+DM_TEST(dm_test_fdt_disable_enable_by_path, DM_TESTF_SCAN_PDATA |
+                                           DM_TESTF_SCAN_FDT);
+
+/* Test a few uclass phandle functions */
+static int dm_test_fdt_phandle(struct unit_test_state *uts)
+{
+       struct udevice *back, *dev, *dev2;
+
+       ut_assertok(uclass_find_first_device(UCLASS_PANEL_BACKLIGHT, &back));
+       ut_asserteq(-ENOENT, uclass_find_device_by_phandle(UCLASS_REGULATOR,
+                                                       back, "missing", &dev));
+       ut_assertok(uclass_find_device_by_phandle(UCLASS_REGULATOR, back,
+                                                 "power-supply", &dev));
+       ut_asserteq(0, device_active(dev));
+       ut_asserteq_str("ldo1", dev->name);
+       ut_assertok(uclass_get_device_by_phandle(UCLASS_REGULATOR, back,
+                                                "power-supply", &dev2));
+       ut_asserteq_ptr(dev, dev2);
+
+       return 0;
+}
+DM_TEST(dm_test_fdt_phandle, DM_TESTF_SCAN_PDATA | DM_TESTF_SCAN_FDT);
+
+/* Test device_find_first_child_by_uclass() */
+static int dm_test_first_child(struct unit_test_state *uts)
+{
+       struct udevice *i2c, *dev, *dev2;
+
+       ut_assertok(uclass_first_device_err(UCLASS_I2C, &i2c));
+       ut_assertok(device_find_first_child_by_uclass(i2c, UCLASS_RTC, &dev));
+       ut_asserteq_str("rtc@43", dev->name);
+       ut_assertok(device_find_child_by_name(i2c, "rtc@43", &dev2));
+       ut_asserteq_ptr(dev, dev2);
+       ut_assertok(device_find_child_by_name(i2c, "rtc@61", &dev2));
+       ut_asserteq_str("rtc@61", dev2->name);
+
+       ut_assertok(device_find_first_child_by_uclass(i2c, UCLASS_I2C_EEPROM,
+                                                     &dev));
+       ut_asserteq_str("eeprom@2c", dev->name);
+       ut_assertok(device_find_child_by_name(i2c, "eeprom@2c", &dev2));
+       ut_asserteq_ptr(dev, dev2);
+
+       ut_asserteq(-ENODEV, device_find_first_child_by_uclass(i2c,
+                                                       UCLASS_VIDEO, &dev));
+       ut_asserteq(-ENODEV, device_find_child_by_name(i2c, "missing", &dev));
+
+       return 0;
+}
+DM_TEST(dm_test_first_child, DM_TESTF_SCAN_PDATA | DM_TESTF_SCAN_FDT);
+
+/* Test integer functions in dm_read_...() */
+static int dm_test_read_int(struct unit_test_state *uts)
+{
+       struct udevice *dev;
+       u32 val32;
+       s32 sval;
+       uint val;
+
+       ut_assertok(uclass_first_device_err(UCLASS_TEST_FDT, &dev));
+       ut_asserteq_str("a-test", dev->name);
+       ut_assertok(dev_read_u32(dev, "int-value", &val32));
+       ut_asserteq(1234, val32);
+
+       ut_asserteq(-EINVAL, dev_read_u32(dev, "missing", &val32));
+       ut_asserteq(6, dev_read_u32_default(dev, "missing", 6));
+
+       ut_asserteq(1234, dev_read_u32_default(dev, "int-value", 6));
+       ut_asserteq(1234, val32);
+
+       ut_asserteq(-EINVAL, dev_read_s32(dev, "missing", &sval));
+       ut_asserteq(6, dev_read_s32_default(dev, "missing", 6));
+
+       ut_asserteq(-1234, dev_read_s32_default(dev, "uint-value", 6));
+       ut_assertok(dev_read_s32(dev, "uint-value", &sval));
+       ut_asserteq(-1234, sval);
+
+       val = 0;
+       ut_asserteq(-EINVAL, dev_read_u32u(dev, "missing", &val));
+       ut_assertok(dev_read_u32u(dev, "uint-value", &val));
+       ut_asserteq(-1234, val);
+
+       return 0;
+}
+DM_TEST(dm_test_read_int, DM_TESTF_SCAN_PDATA | DM_TESTF_SCAN_FDT);