clk_rk3328.c 587 B

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  1. // SPDX-License-Identifier: GPL-2.0
  2. /*
  3. * (C) Copyright 2017 Rockchip Electronics Co., Ltd
  4. */
  5. #include <common.h>
  6. #include <dm.h>
  7. #include <asm/arch-rockchip/clock.h>
  8. #include <asm/arch-rockchip/cru_rk3328.h>
  9. #include <linux/err.h>
  10. int rockchip_get_clk(struct udevice **devp)
  11. {
  12. return uclass_get_device_by_driver(UCLASS_CLK,
  13. DM_DRIVER_GET(rockchip_rk3328_cru), devp);
  14. }
  15. void *rockchip_get_cru(void)
  16. {
  17. struct rk3328_clk_priv *priv;
  18. struct udevice *dev;
  19. int ret;
  20. ret = rockchip_get_clk(&dev);
  21. if (ret)
  22. return ERR_PTR(ret);
  23. priv = dev_get_priv(dev);
  24. return priv->cru;
  25. }