Files
Linux_Drivers/u-boot-2021.10/test/dm/mdio.c
sam.xiang f8fc109960 [uboot] create uboot from github:
repo: https://github.com/u-boot/u-boot
	commit: d80bb749fab53da72c4a0e09b8c2d2aaa3103c91

Change-Id: Ie6434426e1ec15bc08bb1832798e371f3fd5fb29
2023-03-10 20:30:57 +08:00

59 lines
1.3 KiB
C

// SPDX-License-Identifier: GPL-2.0+
/*
* (C) Copyright 2019
* Alex Marginean, NXP
*/
#include <common.h>
#include <dm.h>
#include <log.h>
#include <miiphy.h>
#include <misc.h>
#include <dm/test.h>
#include <test/test.h>
#include <test/ut.h>
/* macros copied over from mdio_sandbox.c */
#define SANDBOX_PHY_ADDR 5
#define SANDBOX_PHY_REG_CNT 2
/* test using 1st register, 0 */
#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, UT_TESTF_SCAN_FDT);