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Tom Rini10e47792018-05-06 17:58:06 -04001// SPDX-License-Identifier: GPL-2.0+
Kever Yang1650a682017-11-28 16:04:17 +08002/*
3 * Copyright (c) 2017 Rockchip Electronics Co., Ltd
Kever Yang1650a682017-11-28 16:04:17 +08004 */
5
Kever Yang1650a682017-11-28 16:04:17 +08006#include <dm.h>
7#include <syscon.h>
Kever Yang9fbe17c2019-03-28 11:01:23 +08008#include <asm/arch-rockchip/clock.h>
9#include <asm/arch-rockchip/cru_rk3128.h>
Simon Glassd66c5f72020-02-03 07:36:15 -070010#include <linux/err.h>
Kever Yang1650a682017-11-28 16:04:17 +080011
12int rockchip_get_clk(struct udevice **devp)
13{
14 return uclass_get_device_by_driver(UCLASS_CLK,
Simon Glass65130cd2020-12-28 20:34:56 -070015 DM_DRIVER_GET(rockchip_rk3128_cru), devp);
Kever Yang1650a682017-11-28 16:04:17 +080016}
17
18void *rockchip_get_cru(void)
19{
20 struct rk3128_clk_priv *priv;
21 struct udevice *dev;
22 int ret;
23
24 ret = rockchip_get_clk(&dev);
25 if (ret)
26 return ERR_PTR(ret);
27
28 priv = dev_get_priv(dev);
29
30 return priv->cru;
31}