1 // SPDX-License-Identifier: GPL-2.0
2 /*
3  * (C) Copyright 2017 Rockchip Electronics Co., Ltd.
4  */
5 
6 #include <common.h>
7 #include <dm.h>
8 #include <syscon.h>
9 #include <asm/arch-rockchip/clock.h>
10 #include <asm/arch-rockchip/cru_px30.h>
11 #include <linux/err.h>
12 
rockchip_get_clk(struct udevice ** devp)13 int rockchip_get_clk(struct udevice **devp)
14 {
15 	return uclass_get_device_by_driver(UCLASS_CLK,
16 			DM_DRIVER_GET(rockchip_px30_cru), devp);
17 }
18 
rockchip_get_cru(void)19 void *rockchip_get_cru(void)
20 {
21 	struct px30_clk_priv *priv;
22 	struct udevice *dev;
23 	int ret;
24 
25 	ret = rockchip_get_clk(&dev);
26 	if (ret)
27 		return ERR_PTR(ret);
28 
29 	priv = dev_get_priv(dev);
30 
31 	return priv->cru;
32 }
33