1// SPDX-License-Identifier: GPL-2.0+
2/*
3 * Copyright (C) 2016 Google, Inc
4 * Written by Simon Glass <sjg@chromium.org>
5 */
6
7#include <common.h>
8#include <dm.h>
9#include <syscon.h>
10#include <asm/arch-rockchip/clock.h>
11#include <asm/arch-rockchip/cru.h>
12#include <linux/err.h>
13
14static int rockchip_get_cruclk(struct udevice **devp)
15{
16	return uclass_get_device_by_driver(UCLASS_CLK,
17			DM_DRIVER_GET(clk_rk3399), devp);
18}
19
20void *rockchip_get_cru(void)
21{
22	struct rk3399_clk_priv *priv;
23	struct udevice *dev;
24	int ret;
25
26	ret = rockchip_get_cruclk(&dev);
27	if (ret)
28		return ERR_PTR(ret);
29
30	priv = dev_get_priv(dev);
31
32	return priv->cru;
33}
34
35static int rockchip_get_pmucruclk(struct udevice **devp)
36{
37	return uclass_get_device_by_driver(UCLASS_CLK,
38			DM_DRIVER_GET(rockchip_rk3399_pmuclk), devp);
39}
40
41void *rockchip_get_pmucru(void)
42{
43	struct rk3399_pmuclk_priv *priv;
44	struct udevice *dev;
45	int ret;
46
47	ret = rockchip_get_pmucruclk(&dev);
48	if (ret)
49		return ERR_PTR(ret);
50
51	priv = dev_get_priv(dev);
52
53	return priv->pmucru;
54}
55