blob: 9046601a75e81f34022431cbddb866cd35f25143 [file] [log] [blame]
Tom Rini10e47792018-05-06 17:58:06 -04001// SPDX-License-Identifier: GPL-2.0+
Simon Glass3814f0e2016-10-01 20:04:50 -06002/*
3 * Copyright (C) 2016 Google, Inc
4 * Written by Simon Glass <sjg@chromium.org>
Simon Glass3814f0e2016-10-01 20:04:50 -06005 */
6
Simon Glass3814f0e2016-10-01 20:04:50 -06007#include <dm.h>
8#include <syscon.h>
Kever Yang9fbe17c2019-03-28 11:01:23 +08009#include <asm/arch-rockchip/clock.h>
10#include <asm/arch-rockchip/cru_rk3036.h>
Simon Glassd66c5f72020-02-03 07:36:15 -070011#include <linux/err.h>
Simon Glass3814f0e2016-10-01 20:04:50 -060012
13int rockchip_get_clk(struct udevice **devp)
14{
15 return uclass_get_device_by_driver(UCLASS_CLK,
Simon Glass65130cd2020-12-28 20:34:56 -070016 DM_DRIVER_GET(rockchip_rk3036_cru), devp);
Simon Glass3814f0e2016-10-01 20:04:50 -060017}
18
19void *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}