blob: 76ff3871d0b490316a6f54f369897f782e939715 [file] [log] [blame]
/*
* Copyright (C) 2016 Atmel Corporation
* Wenyou.Yang <wenyou.yang@atmel.com>
*
* SPDX-License-Identifier: GPL-2.0+
*/
#include <common.h>
#include <clk-uclass.h>
#include <dm/device.h>
#include <dm/lists.h>
#include <dm/root.h>
#include "pmc.h"
DECLARE_GLOBAL_DATA_PTR;
static const struct udevice_id at91_pmc_match[] = {
{ .compatible = "atmel,sama5d2-pmc" },
{}
};
U_BOOT_DRIVER(at91_pmc) = {
.name = "at91-pmc",
.id = UCLASS_SIMPLE_BUS,
.of_match = at91_pmc_match,
};
int at91_pmc_core_probe(struct udevice *dev)
{
struct pmc_platdata *plat = dev_get_platdata(dev);
dev = dev_get_parent(dev);
plat->reg_base = (struct at91_pmc *)dev_get_addr_ptr(dev);
return 0;
}
int at91_pmc_clk_node_bind(struct udevice *dev)
{
const void *fdt = gd->fdt_blob;
int offset = dev->of_offset;
const char *name;
int ret;
for (offset = fdt_first_subnode(fdt, offset);
offset > 0;
offset = fdt_next_subnode(fdt, offset)) {
name = fdt_get_name(fdt, offset, NULL);
if (!name)
return -EINVAL;
ret = device_bind_driver_to_node(dev, "clk", name,
offset, NULL);
if (ret)
return ret;
}
return 0;
}
U_BOOT_DRIVER(clk_generic) = {
.id = UCLASS_CLK,
.name = "clk",
};