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/clock.h>
11 #include <asm/arch/cru_rk3036.h>
12 
13 int rockchip_get_clk(struct udevice **devp)
14 {
15 	return uclass_get_device_by_driver(UCLASS_CLK,
16 			DM_GET_DRIVER(rockchip_rk3036_cru), devp);
17 }
18 
19 void *rockchip_get_cru(void)
20 {
21 	struct rk3036_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