Merge tag 'u-boot-stm32-mcu-20190514' of https://github.com/pchotard/u-boot

[oweals/u-boot.git] / test / dm / regmap.c

diff --git a/test/dm/regmap.c b/test/dm/regmap.c
index f83a821112279fb41c43eeacea98986e97e1cd98..82de295cb8f651940876d58867f1423b4fd436fc 100644 (file)
--- a/test/dm/regmap.c
+++ b/test/dm/regmap.c
@@ -1,7 +1,6 @@
+// SPDX-License-Identifier: GPL-2.0+
 /*
  * Copyright (C) 2015 Google, Inc
- *
- * SPDX-License-Identifier:    GPL-2.0+
  */
 
 #include <common.h>
@@ -18,29 +17,27 @@ static int dm_test_regmap_base(struct unit_test_state *uts)
 {
        struct udevice *dev;
        struct regmap *map;
+       ofnode node;
        int i;
 
        ut_assertok(uclass_get_device(UCLASS_SYSCON, 0, &dev));
        map = syscon_get_regmap(dev);
        ut_assertok_ptr(map);
        ut_asserteq(1, map->range_count);
-       ut_asserteq(0x10, map->base);
-       ut_asserteq(0x10, map->range->start);
-       ut_asserteq(4, map->range->size);
-       ut_asserteq_ptr(&map->base_range, map->range);
+       ut_asserteq(0x10, map->ranges[0].start);
+       ut_asserteq(16, map->ranges[0].size);
        ut_asserteq(0x10, map_to_sysmem(regmap_get_range(map, 0)));
 
        ut_assertok(uclass_get_device(UCLASS_SYSCON, 1, &dev));
        map = syscon_get_regmap(dev);
        ut_assertok_ptr(map);
        ut_asserteq(4, map->range_count);
-       ut_asserteq(0x20, map->base);
-       ut_assert(&map->base_range != map->range);
+       ut_asserteq(0x20, map->ranges[0].start);
        for (i = 0; i < 4; i++) {
                const unsigned long addr = 0x20 + 8 * i;
 
-               ut_asserteq(addr, map->range[i].start);
-               ut_asserteq(5 + i, map->range[i].size);
+               ut_asserteq(addr, map->ranges[i].start);
+               ut_asserteq(5 + i, map->ranges[i].size);
                ut_asserteq(addr, map_to_sysmem(regmap_get_range(map, i)));
        }
 
@@ -49,6 +46,22 @@ static int dm_test_regmap_base(struct unit_test_state *uts)
        map = syscon_get_regmap(dev);
        ut_asserteq_ptr(ERR_PTR(-ENOEXEC), map);
 
+       /* A different device can be a syscon by using Linux-compat API */
+       node = ofnode_path("/syscon@2");
+       ut_assert(ofnode_valid(node));
+
+       map = syscon_node_to_regmap(node);
+       ut_assertok_ptr(map);
+       ut_asserteq(4, map->range_count);
+       ut_asserteq(0x40, map->ranges[0].start);
+       for (i = 0; i < 4; i++) {
+               const unsigned long addr = 0x40 + 8 * i;
+
+               ut_asserteq(addr, map->ranges[i].start);
+               ut_asserteq(5 + i, map->ranges[i].size);
+               ut_asserteq(addr, map_to_sysmem(regmap_get_range(map, i)));
+       }
+
        return 0;
 }
 DM_TEST(dm_test_regmap_base, DM_TESTF_SCAN_PDATA | DM_TESTF_SCAN_FDT);
@@ -78,3 +91,83 @@ static int dm_test_regmap_syscon(struct unit_test_state *uts)
 }
 
 DM_TEST(dm_test_regmap_syscon, DM_TESTF_SCAN_PDATA | DM_TESTF_SCAN_FDT);
+
+/* Read/Write/Modify test */
+static int dm_test_regmap_rw(struct unit_test_state *uts)
+{
+       struct udevice *dev;
+       struct regmap *map;
+       uint reg;
+
+       ut_assertok(uclass_get_device(UCLASS_SYSCON, 0, &dev));
+       map = syscon_get_regmap(dev);
+       ut_assertok_ptr(map);
+
+       ut_assertok(regmap_write(map, 0, 0xcacafafa));
+       ut_assertok(regmap_write(map, 3, 0x55aa2211));
+
+       ut_assertok(regmap_read(map, 0, &reg));
+       ut_assertok(regmap_read(map, 3, &reg));
+
+       ut_assertok(regmap_update_bits(map, 0, 0xff00ff00, 0x55aa2211));
+       ut_assertok(regmap_update_bits(map, 3, 0x00ff00ff, 0xcacafada));
+
+       return 0;
+}
+
+DM_TEST(dm_test_regmap_rw, DM_TESTF_SCAN_PDATA | DM_TESTF_SCAN_FDT);
+
+/* Get/Set test */
+static int dm_test_regmap_getset(struct unit_test_state *uts)
+{
+       struct udevice *dev;
+       struct regmap *map;
+       uint reg;
+       struct layout {
+               u32 val0;
+               u32 val1;
+               u32 val2;
+               u32 val3;
+       };
+
+       ut_assertok(uclass_get_device(UCLASS_SYSCON, 0, &dev));
+       map = syscon_get_regmap(dev);
+       ut_assertok_ptr(map);
+
+       regmap_set(map, struct layout, val0, 0xcacafafa);
+       regmap_set(map, struct layout, val3, 0x55aa2211);
+
+       ut_assertok(regmap_get(map, struct layout, val0, &reg));
+       ut_assertok(regmap_get(map, struct layout, val3, &reg));
+
+       return 0;
+}
+
+DM_TEST(dm_test_regmap_getset, DM_TESTF_SCAN_PDATA | DM_TESTF_SCAN_FDT);
+
+/* Read polling test */
+static int dm_test_regmap_poll(struct unit_test_state *uts)
+{
+       struct udevice *dev;
+       struct regmap *map;
+       uint reg;
+       unsigned long start;
+
+       ut_assertok(uclass_get_device(UCLASS_SYSCON, 0, &dev));
+       map = syscon_get_regmap(dev);
+       ut_assertok_ptr(map);
+
+       start = get_timer(0);
+
+       ut_asserteq(-ETIMEDOUT,
+                   regmap_read_poll_timeout_test(map, 0, reg,
+                                                 (reg == 0xcacafafa),
+                                                 1, 5 * CONFIG_SYS_HZ,
+                                                 5 * CONFIG_SYS_HZ));
+
+       ut_assert(get_timer(start) > (5 * CONFIG_SYS_HZ));
+
+       return 0;
+}
+
+DM_TEST(dm_test_regmap_poll, DM_TESTF_SCAN_PDATA | DM_TESTF_SCAN_FDT);