upstream u-boot with additional patches for our devices/boards: https://lists.denx.de/pipermail/u-boot/2017-March/282789.html (AXP crashes) ; Gbit ethernet patch for some LIME2 revisions ; with SPI flash support
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u-boot/drivers/mailbox/sandbox-mbox-test.c

54 lines
1.1 KiB

/*
* Copyright (c) 2016, NVIDIA CORPORATION.
*
* SPDX-License-Identifier: GPL-2.0
*/
#include <common.h>
#include <dm.h>
#include <mailbox.h>
#include <asm/io.h>
struct sandbox_mbox_test {
struct mbox_chan chan;
};
int sandbox_mbox_test_get(struct udevice *dev)
{
struct sandbox_mbox_test *sbmt = dev_get_priv(dev);
return mbox_get_by_name(dev, "test", &sbmt->chan);
}
int sandbox_mbox_test_send(struct udevice *dev, uint32_t msg)
{
struct sandbox_mbox_test *sbmt = dev_get_priv(dev);
return mbox_send(&sbmt->chan, &msg);
}
int sandbox_mbox_test_recv(struct udevice *dev, uint32_t *msg)
{
struct sandbox_mbox_test *sbmt = dev_get_priv(dev);
return mbox_recv(&sbmt->chan, msg, 100);
}
int sandbox_mbox_test_free(struct udevice *dev)
{
struct sandbox_mbox_test *sbmt = dev_get_priv(dev);
return mbox_free(&sbmt->chan);
}
static const struct udevice_id sandbox_mbox_test_ids[] = {
{ .compatible = "sandbox,mbox-test" },
{ }
};
U_BOOT_DRIVER(sandbox_mbox_test) = {
.name = "sandbox_mbox_test",
.id = UCLASS_MISC,
.of_match = sandbox_mbox_test_ids,
.priv_auto_alloc_size = sizeof(struct sandbox_mbox_test),
};