u-boot/test/dm/syscon.c
Simon Glass ac94b7bcbe dm: syscon: Allow finding devices by driver data
We have a way to find a regmap by its syscon driver data value. Add the same
for syscon itself.

Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
2016-01-24 12:07:19 +08:00

48 lines
1.2 KiB
C

/*
* Copyright (C) 2015 Google, Inc
*
* SPDX-License-Identifier: GPL-2.0+
*/
#include <common.h>
#include <dm.h>
#include <syscon.h>
#include <asm/test.h>
#include <dm/test.h>
#include <test/ut.h>
DECLARE_GLOBAL_DATA_PTR;
/* Base test of system controllers */
static int dm_test_syscon_base(struct unit_test_state *uts)
{
struct udevice *dev;
ut_assertok(uclass_get_device(UCLASS_SYSCON, 0, &dev));
ut_asserteq(SYSCON0, dev->driver_data);
ut_assertok(uclass_get_device(UCLASS_SYSCON, 1, &dev));
ut_asserteq(SYSCON1, dev->driver_data);
ut_asserteq(-ENODEV, uclass_get_device(UCLASS_SYSCON, 2, &dev));
return 0;
}
DM_TEST(dm_test_syscon_base, DM_TESTF_SCAN_PDATA | DM_TESTF_SCAN_FDT);
/* Test system controller finding */
static int dm_test_syscon_by_driver_data(struct unit_test_state *uts)
{
struct udevice *dev;
ut_assertok(syscon_get_by_driver_data(SYSCON0, &dev));
ut_asserteq(SYSCON0, dev->driver_data);
ut_assertok(syscon_get_by_driver_data(SYSCON1, &dev));
ut_asserteq(SYSCON1, dev->driver_data);
ut_asserteq(-ENODEV, syscon_get_by_driver_data(2, &dev));
return 0;
}
DM_TEST(dm_test_syscon_by_driver_data, DM_TESTF_SCAN_PDATA | DM_TESTF_SCAN_FDT);