arch/arm/mach-rockchip/rk3128/clk_rk3128.c

   1 // SPDX-License-Identifier: GPL-2.0+
   2 /*
   3  * Copyright (c) 2017 Rockchip Electronics Co., Ltd
   4  */
   5
   6 #include <common.h>
   7 #include <dm.h>
   8 #include <syscon.h>
   9 #include <asm/arch/clock.h>
  10 #include <asm/arch/cru_rk3128.h>
  11
  12 int rockchip_get_clk(struct udevice **devp)
  13 {
  14         return uclass_get_device_by_driver(UCLASS_CLK,
  15                         DM_GET_DRIVER(rockchip_rk3128_cru), devp);
  16 }
  17
  18 void *rockchip_get_cru(void)
  19 {
  20         struct rk3128_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 }