mirror of
https://github.com/smaeul/u-boot.git
synced 2025-11-03 21:48:15 +00:00
ec9594a50f
A very simple test for DM_MDIO, mimicks a register write/read through the sandbox bus to a dummy PHY. Signed-off-by: Alex Marginean <alexm.osslist@gmail.com> Reviewed-by: Bin Meng <bmeng.cn@gmail.com> Tested-by: Bin Meng <bmeng.cn@gmail.com> Acked-by: Joe Hershberger <joe.hershberger@ni.com>
54 lines
1.2 KiB
C
54 lines
1.2 KiB
C
// SPDX-License-Identifier: GPL-2.0+
|
|
/*
|
|
* (C) Copyright 2019
|
|
* Alex Marginean, NXP
|
|
*/
|
|
|
|
#include <common.h>
|
|
#include <dm.h>
|
|
#include <dm/test.h>
|
|
#include <misc.h>
|
|
#include <test/ut.h>
|
|
#include <miiphy.h>
|
|
|
|
/* macros copied over from mdio_sandbox.c */
|
|
#define SANDBOX_PHY_ADDR 5
|
|
#define SANDBOX_PHY_REG 0
|
|
|
|
#define TEST_REG_VALUE 0xabcd
|
|
|
|
static int dm_test_mdio(struct unit_test_state *uts)
|
|
{
|
|
struct uclass *uc;
|
|
struct udevice *dev;
|
|
struct mdio_ops *ops;
|
|
u16 reg;
|
|
|
|
ut_assertok(uclass_get(UCLASS_MDIO, &uc));
|
|
|
|
ut_assertok(uclass_get_device_by_name(UCLASS_MDIO, "mdio-test", &dev));
|
|
|
|
ops = mdio_get_ops(dev);
|
|
ut_assertnonnull(ops);
|
|
ut_assertnonnull(ops->read);
|
|
ut_assertnonnull(ops->write);
|
|
|
|
ut_assertok(ops->write(dev, SANDBOX_PHY_ADDR, MDIO_DEVAD_NONE,
|
|
SANDBOX_PHY_REG, TEST_REG_VALUE));
|
|
reg = ops->read(dev, SANDBOX_PHY_ADDR, MDIO_DEVAD_NONE,
|
|
SANDBOX_PHY_REG);
|
|
ut_asserteq(reg, TEST_REG_VALUE);
|
|
|
|
ut_assert(ops->read(dev, SANDBOX_PHY_ADDR + 1, MDIO_DEVAD_NONE,
|
|
SANDBOX_PHY_REG) != 0);
|
|
|
|
ut_assertok(ops->reset(dev));
|
|
reg = ops->read(dev, SANDBOX_PHY_ADDR, MDIO_DEVAD_NONE,
|
|
SANDBOX_PHY_REG);
|
|
ut_asserteq(reg, 0);
|
|
|
|
return 0;
|
|
}
|
|
|
|
DM_TEST(dm_test_mdio, DM_TESTF_SCAN_FDT);
|