test: regmap: add read/modify/write test

Add calls to regmap_read/modify_bits/write even if the proper memory
read/write calls are not executed in sandbox.

Signed-off-by: Neil Armstrong <narmstrong@baylibre.com>
Reviewed-by: Simon Glass <sjg@chromium.org>

diff --git a/test/dm/regmap.c b/test/dm/regmap.c
index 5b51a90..d4b86b3 100644 (file)
--- a/test/dm/regmap.c
+++ b/test/dm/regmap.c
@@ -91,3 +91,28 @@ 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);