clk-mt6797-img.c 1.3 KB

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  1. // SPDX-License-Identifier: GPL-2.0-only
  2. /* Copyright (c) 2017 MediaTek Inc.
  3. * Author: Kevin Chen <[email protected]>
  4. */
  5. #include <linux/clk-provider.h>
  6. #include <linux/platform_device.h>
  7. #include <dt-bindings/clock/mt6797-clk.h>
  8. #include "clk-mtk.h"
  9. #include "clk-gate.h"
  10. static const struct mtk_gate_regs img_cg_regs = {
  11. .set_ofs = 0x0004,
  12. .clr_ofs = 0x0008,
  13. .sta_ofs = 0x0000,
  14. };
  15. #define GATE_IMG(_id, _name, _parent, _shift) \
  16. GATE_MTK(_id, _name, _parent, &img_cg_regs, _shift, &mtk_clk_gate_ops_setclr)
  17. static const struct mtk_gate img_clks[] = {
  18. GATE_IMG(CLK_IMG_FDVT, "img_fdvt", "mm_sel", 11),
  19. GATE_IMG(CLK_IMG_DPE, "img_dpe", "mm_sel", 10),
  20. GATE_IMG(CLK_IMG_DIP, "img_dip", "mm_sel", 6),
  21. GATE_IMG(CLK_IMG_LARB6, "img_larb6", "mm_sel", 0),
  22. };
  23. static const struct mtk_clk_desc img_desc = {
  24. .clks = img_clks,
  25. .num_clks = ARRAY_SIZE(img_clks),
  26. };
  27. static const struct of_device_id of_match_clk_mt6797_img[] = {
  28. {
  29. .compatible = "mediatek,mt6797-imgsys",
  30. .data = &img_desc,
  31. }, {
  32. /* sentinel */
  33. }
  34. };
  35. static struct platform_driver clk_mt6797_img_drv = {
  36. .probe = mtk_clk_simple_probe,
  37. .remove = mtk_clk_simple_remove,
  38. .driver = {
  39. .name = "clk-mt6797-img",
  40. .of_match_table = of_match_clk_mt6797_img,
  41. },
  42. };
  43. builtin_platform_driver(clk_mt6797_img_drv);