]>
git.ipfire.org Git - thirdparty/u-boot.git/blob - drivers/axi/axi-emul-uclass.c
1 // SPDX-License-Identifier: GPL-2.0+
4 * Mario Six, Guntermann & Drunck GmbH, mario.six@gdsys.cc
10 #include <dm/device-internal.h>
13 int axi_sandbox_get_emul(struct udevice
*bus
, ulong address
,
14 enum axi_size_t size
, struct udevice
**emulp
)
31 debug("%s: Unknown AXI transfer size '%d'", bus
->name
, size
);
36 * Note: device_find_* don't activate the devices; they're activated
39 for (device_find_first_child(bus
, &dev
);
41 device_find_next_child(&dev
)) {
44 ret
= dev_read_u32_array(dev
, "reg", reg
, ARRAY_SIZE(reg
));
46 debug("%s: Could not read 'reg' property of %s\n",
47 bus
->name
, dev
->name
);
52 * Does the transfer's address fall into this device's address
55 if (address
>= reg
[0] && address
<= reg
[0] + reg
[1] - offset
) {
56 /* If yes, activate it... */
57 if (device_probe(dev
)) {
58 debug("%s: Could not activate %s\n",
59 bus
->name
, dev
->name
);
63 /* ...and return it */
72 int axi_get_store(struct udevice
*dev
, u8
**storep
)
74 struct axi_emul_ops
*ops
= axi_emul_get_ops(dev
);
79 return ops
->get_store(dev
, storep
);
82 UCLASS_DRIVER(axi_emul
) = {
83 .id
= UCLASS_AXI_EMUL
,