test: dm: clk_ccf: test composite clk

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

diff --git a/test/dm/mmc.c b/test/dm/mmc.c
index 046142322da2c70f697f84bd61087f95a5e2dcbb..9ab0db1b66fee7f27489cd20311b6692d7e82491 100644 (file)
--- a/test/dm/mmc.c
+++ b/test/dm/mmc.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>
@@ -10,8 +9,6 @@
 #include <dm/test.h>
 #include <test/ut.h>
 
-DECLARE_GLOBAL_DATA_PTR;
-
 /*
  * Basic test of the mmc uclass. We could expand this by implementing an MMC
  * stack for sandbox, or at least implementing the basic operation.
@@ -25,3 +22,22 @@ static int dm_test_mmc_base(struct unit_test_state *uts)
        return 0;
 }
 DM_TEST(dm_test_mmc_base, DM_TESTF_SCAN_PDATA | DM_TESTF_SCAN_FDT);
+
+static int dm_test_mmc_blk(struct unit_test_state *uts)
+{
+       struct udevice *dev;
+       struct blk_desc *dev_desc;
+       char cmp[1024];
+
+       ut_assertok(uclass_get_device(UCLASS_MMC, 0, &dev));
+       ut_assertok(blk_get_device_by_str("mmc", "0", &dev_desc));
+
+       /* Read a few blocks and look for the string we expect */
+       ut_asserteq(512, dev_desc->blksz);
+       memset(cmp, '\0', sizeof(cmp));
+       ut_asserteq(2, blk_dread(dev_desc, 0, 2, cmp));
+       ut_assertok(strcmp(cmp, "this is a test"));
+
+       return 0;
+}
+DM_TEST(dm_test_mmc_blk, DM_TESTF_SCAN_PDATA | DM_TESTF_SCAN_FDT);