1 /* 2 * Copyright (c) 2017 Rockchip Electronics Co., Ltd 3 * 4 * SPDX-License-Identifier: GPL-2.0+ 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_rk3128.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_rk3128_cru), devp); 17 } 18 19 void *rockchip_get_cru(void) 20 { 21 struct rk3128_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