1 // SPDX-License-Identifier: GPL-2.0+
4 * Mario Six, Guntermann & Drunck GmbH, mario.six@gdsys.cc
7 #define LOG_CATEGORY UCLASS_AXI_EMUL
13 #include <dm/device-internal.h>
16 int axi_sandbox_get_emul(struct udevice *bus, ulong address,
17 const enum axi_size_t size, struct udevice **emulp)
34 debug("%s: Unknown AXI transfer size '%d'", bus->name, size);
39 * Note: device_find_* don't activate the devices; they're activated
42 for (device_find_first_child(bus, &dev);
44 device_find_next_child(&dev)) {
47 ret = dev_read_u32_array(dev, "reg", reg, ARRAY_SIZE(reg));
49 debug("%s: Could not read 'reg' property of %s\n",
50 bus->name, dev->name);
55 * Does the transfer's address fall into this device's address
58 if (address >= reg[0] && address <= reg[0] + reg[1] - offset) {
59 /* If yes, activate it... */
60 if (device_probe(dev)) {
61 debug("%s: Could not activate %s\n",
62 bus->name, dev->name);
66 /* ...and return it */
75 int axi_get_store(struct udevice *dev, u8 **storep)
77 struct axi_emul_ops *ops = axi_emul_get_ops(dev);
82 return ops->get_store(dev, storep);
85 UCLASS_DRIVER(axi_emul) = {
86 .id = UCLASS_AXI_EMUL,