1*4882a593Smuzhiyun /* 2*4882a593Smuzhiyun * Copyright (C) 2016 Google, Inc 3*4882a593Smuzhiyun * Written by Simon Glass <sjg@chromium.org> 4*4882a593Smuzhiyun * 5*4882a593Smuzhiyun * SPDX-License-Identifier: GPL-2.0+ 6*4882a593Smuzhiyun */ 7*4882a593Smuzhiyun 8*4882a593Smuzhiyun #include <common.h> 9*4882a593Smuzhiyun #include <dm.h> 10*4882a593Smuzhiyun #include <syscon.h> 11*4882a593Smuzhiyun #include <asm/arch/clock.h> 12*4882a593Smuzhiyun #include <asm/arch/cru_rk3399.h> 13*4882a593Smuzhiyun rockchip_get_clk(struct udevice ** devp)14*4882a593Smuzhiyunint rockchip_get_clk(struct udevice **devp) 15*4882a593Smuzhiyun { 16*4882a593Smuzhiyun return uclass_get_device_by_driver(UCLASS_CLK, 17*4882a593Smuzhiyun DM_GET_DRIVER(clk_rk3399), devp); 18*4882a593Smuzhiyun } 19*4882a593Smuzhiyun rockchip_get_cru(void)20*4882a593Smuzhiyunvoid *rockchip_get_cru(void) 21*4882a593Smuzhiyun { 22*4882a593Smuzhiyun struct rk3399_clk_priv *priv; 23*4882a593Smuzhiyun struct udevice *dev; 24*4882a593Smuzhiyun int ret; 25*4882a593Smuzhiyun 26*4882a593Smuzhiyun ret = rockchip_get_clk(&dev); 27*4882a593Smuzhiyun if (ret) 28*4882a593Smuzhiyun return ERR_PTR(ret); 29*4882a593Smuzhiyun 30*4882a593Smuzhiyun priv = dev_get_priv(dev); 31*4882a593Smuzhiyun 32*4882a593Smuzhiyun return priv->cru; 33*4882a593Smuzhiyun } 34*4882a593Smuzhiyun rockchip_get_pmucruclk(struct udevice ** devp)35*4882a593Smuzhiyunstatic int rockchip_get_pmucruclk(struct udevice **devp) 36*4882a593Smuzhiyun { 37*4882a593Smuzhiyun return uclass_get_device_by_driver(UCLASS_CLK, 38*4882a593Smuzhiyun DM_GET_DRIVER(rockchip_rk3399_pmuclk), devp); 39*4882a593Smuzhiyun } 40*4882a593Smuzhiyun rockchip_get_pmucru(void)41*4882a593Smuzhiyunvoid *rockchip_get_pmucru(void) 42*4882a593Smuzhiyun { 43*4882a593Smuzhiyun struct rk3399_pmuclk_priv *priv; 44*4882a593Smuzhiyun struct udevice *dev; 45*4882a593Smuzhiyun int ret; 46*4882a593Smuzhiyun 47*4882a593Smuzhiyun ret = rockchip_get_pmucruclk(&dev); 48*4882a593Smuzhiyun if (ret) 49*4882a593Smuzhiyun return ERR_PTR(ret); 50*4882a593Smuzhiyun 51*4882a593Smuzhiyun priv = dev_get_priv(dev); 52*4882a593Smuzhiyun 53*4882a593Smuzhiyun return priv->pmucru; 54*4882a593Smuzhiyun } 55