| Heiko Stuebner | fc36785 | 2019-07-16 22:18:21 +0200 | [diff] [blame] | 1 | // SPDX-License-Identifier: GPL-2.0 |
| 2 | /* |
| 3 | * (C) Copyright 2017 Rockchip Electronics Co., Ltd. |
| 4 | */ |
| 5 | |
| Heiko Stuebner | fc36785 | 2019-07-16 22:18:21 +0200 | [diff] [blame] | 6 | #include <dm.h> |
| 7 | #include <syscon.h> |
| 8 | #include <asm/arch-rockchip/clock.h> |
| 9 | #include <asm/arch-rockchip/cru_px30.h> |
| Simon Glass | d66c5f7 | 2020-02-03 07:36:15 -0700 | [diff] [blame] | 10 | #include <linux/err.h> |
| Heiko Stuebner | fc36785 | 2019-07-16 22:18:21 +0200 | [diff] [blame] | 11 | |
| 12 | int rockchip_get_clk(struct udevice **devp) |
| 13 | { |
| 14 | return uclass_get_device_by_driver(UCLASS_CLK, |
| Simon Glass | 65130cd | 2020-12-28 20:34:56 -0700 | [diff] [blame] | 15 | DM_DRIVER_GET(rockchip_px30_cru), devp); |
| Heiko Stuebner | fc36785 | 2019-07-16 22:18:21 +0200 | [diff] [blame] | 16 | } |
| 17 | |
| 18 | void *rockchip_get_cru(void) |
| 19 | { |
| 20 | struct px30_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 | } |