clk-mt8195-img.c 2.8 KB

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  1. // SPDX-License-Identifier: GPL-2.0-only
  2. //
  3. // Copyright (c) 2021 MediaTek Inc.
  4. // Author: Chun-Jie Chen <[email protected]>
  5. #include "clk-gate.h"
  6. #include "clk-mtk.h"
  7. #include <dt-bindings/clock/mt8195-clk.h>
  8. #include <linux/clk-provider.h>
  9. #include <linux/platform_device.h>
  10. static const struct mtk_gate_regs img_cg_regs = {
  11. .set_ofs = 0x4,
  12. .clr_ofs = 0x8,
  13. .sta_ofs = 0x0,
  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_LARB9, "img_larb9", "top_img", 0),
  19. GATE_IMG(CLK_IMG_TRAW0, "img_traw0", "top_img", 1),
  20. GATE_IMG(CLK_IMG_TRAW1, "img_traw1", "top_img", 2),
  21. GATE_IMG(CLK_IMG_TRAW2, "img_traw2", "top_img", 3),
  22. GATE_IMG(CLK_IMG_TRAW3, "img_traw3", "top_img", 4),
  23. GATE_IMG(CLK_IMG_DIP0, "img_dip0", "top_img", 8),
  24. GATE_IMG(CLK_IMG_WPE0, "img_wpe0", "top_img", 9),
  25. GATE_IMG(CLK_IMG_IPE, "img_ipe", "top_img", 10),
  26. GATE_IMG(CLK_IMG_DIP1, "img_dip1", "top_img", 11),
  27. GATE_IMG(CLK_IMG_WPE1, "img_wpe1", "top_img", 12),
  28. GATE_IMG(CLK_IMG_GALS, "img_gals", "top_img", 31),
  29. };
  30. static const struct mtk_gate img1_dip_top_clks[] = {
  31. GATE_IMG(CLK_IMG1_DIP_TOP_LARB10, "img1_dip_top_larb10", "top_img", 0),
  32. GATE_IMG(CLK_IMG1_DIP_TOP_DIP_TOP, "img1_dip_top_dip_top", "top_img", 1),
  33. };
  34. static const struct mtk_gate img1_dip_nr_clks[] = {
  35. GATE_IMG(CLK_IMG1_DIP_NR_RESERVE, "img1_dip_nr_reserve", "top_img", 0),
  36. GATE_IMG(CLK_IMG1_DIP_NR_DIP_NR, "img1_dip_nr_dip_nr", "top_img", 1),
  37. };
  38. static const struct mtk_gate img1_wpe_clks[] = {
  39. GATE_IMG(CLK_IMG1_WPE_LARB11, "img1_wpe_larb11", "top_img", 0),
  40. GATE_IMG(CLK_IMG1_WPE_WPE, "img1_wpe_wpe", "top_img", 1),
  41. };
  42. static const struct mtk_clk_desc img_desc = {
  43. .clks = img_clks,
  44. .num_clks = ARRAY_SIZE(img_clks),
  45. };
  46. static const struct mtk_clk_desc img1_dip_top_desc = {
  47. .clks = img1_dip_top_clks,
  48. .num_clks = ARRAY_SIZE(img1_dip_top_clks),
  49. };
  50. static const struct mtk_clk_desc img1_dip_nr_desc = {
  51. .clks = img1_dip_nr_clks,
  52. .num_clks = ARRAY_SIZE(img1_dip_nr_clks),
  53. };
  54. static const struct mtk_clk_desc img1_wpe_desc = {
  55. .clks = img1_wpe_clks,
  56. .num_clks = ARRAY_SIZE(img1_wpe_clks),
  57. };
  58. static const struct of_device_id of_match_clk_mt8195_img[] = {
  59. {
  60. .compatible = "mediatek,mt8195-imgsys",
  61. .data = &img_desc,
  62. }, {
  63. .compatible = "mediatek,mt8195-imgsys1_dip_top",
  64. .data = &img1_dip_top_desc,
  65. }, {
  66. .compatible = "mediatek,mt8195-imgsys1_dip_nr",
  67. .data = &img1_dip_nr_desc,
  68. }, {
  69. .compatible = "mediatek,mt8195-imgsys1_wpe",
  70. .data = &img1_wpe_desc,
  71. }, {
  72. /* sentinel */
  73. }
  74. };
  75. static struct platform_driver clk_mt8195_img_drv = {
  76. .probe = mtk_clk_simple_probe,
  77. .remove = mtk_clk_simple_remove,
  78. .driver = {
  79. .name = "clk-mt8195-img",
  80. .of_match_table = of_match_clk_mt8195_img,
  81. },
  82. };
  83. builtin_platform_driver(clk_mt8195_img_drv);