drivers/clk/mediatek/clk-mt8188-cam.c

   1 // SPDX-License-Identifier: GPL-2.0-only
   2 /*
   3  * Copyright (c) 2022 MediaTek Inc.
   4  * Author: Garmin Chang <garmin.chang@mediatek.com>
   5  */
   6
   7 #include <dt-bindings/clock/mediatek,mt8188-clk.h>
   8 #include <linux/clk-provider.h>
   9 #include <linux/platform_device.h>
  10
  11 #include "clk-gate.h"
  12 #include "clk-mtk.h"
  13
  14 static const struct mtk_gate_regs cam_cg_regs = {
  15         .set_ofs = 0x4,
  16         .clr_ofs = 0x8,
  17         .sta_ofs = 0x0,
  18 };
  19
  20 #define GATE_CAM(_id, _name, _parent, _shift)                   \
  21         GATE_MTK(_id, _name, _parent, &cam_cg_regs, _shift, &mtk_clk_gate_ops_setclr)
  22
  23 static const struct mtk_gate cam_main_clks[] = {
  24         GATE_CAM(CLK_CAM_MAIN_LARB13, "cam_main_larb13", "top_cam", 0),
  25         GATE_CAM(CLK_CAM_MAIN_LARB14, "cam_main_larb14", "top_cam", 1),
  26         GATE_CAM(CLK_CAM_MAIN_CAM, "cam_main_cam", "top_cam", 2),
  27         GATE_CAM(CLK_CAM_MAIN_CAM_SUBA, "cam_main_cam_suba", "top_cam", 3),
  28         GATE_CAM(CLK_CAM_MAIN_CAM_SUBB, "cam_main_cam_subb", "top_cam", 4),
  29         GATE_CAM(CLK_CAM_MAIN_CAMTG, "cam_main_camtg", "top_cam", 7),
  30         GATE_CAM(CLK_CAM_MAIN_SENINF, "cam_main_seninf", "top_cam", 8),
  31         GATE_CAM(CLK_CAM_MAIN_GCAMSVA, "cam_main_gcamsva", "top_cam", 9),
  32         GATE_CAM(CLK_CAM_MAIN_GCAMSVB, "cam_main_gcamsvb", "top_cam", 10),
  33         GATE_CAM(CLK_CAM_MAIN_GCAMSVC, "cam_main_gcamsvc", "top_cam", 11),
  34         GATE_CAM(CLK_CAM_MAIN_GCAMSVD, "cam_main_gcamsvd", "top_cam", 12),
  35         GATE_CAM(CLK_CAM_MAIN_GCAMSVE, "cam_main_gcamsve", "top_cam", 13),
  36         GATE_CAM(CLK_CAM_MAIN_GCAMSVF, "cam_main_gcamsvf", "top_cam", 14),
  37         GATE_CAM(CLK_CAM_MAIN_GCAMSVG, "cam_main_gcamsvg", "top_cam", 15),
  38         GATE_CAM(CLK_CAM_MAIN_GCAMSVH, "cam_main_gcamsvh", "top_cam", 16),
  39         GATE_CAM(CLK_CAM_MAIN_GCAMSVI, "cam_main_gcamsvi", "top_cam", 17),
  40         GATE_CAM(CLK_CAM_MAIN_GCAMSVJ, "cam_main_gcamsvj", "top_cam", 18),
  41         GATE_CAM(CLK_CAM_MAIN_CAMSV_TOP, "cam_main_camsv", "top_cam", 19),
  42         GATE_CAM(CLK_CAM_MAIN_CAMSV_CQ_A, "cam_main_camsv_cq_a", "top_cam", 20),
  43         GATE_CAM(CLK_CAM_MAIN_CAMSV_CQ_B, "cam_main_camsv_cq_b", "top_cam", 21),
  44         GATE_CAM(CLK_CAM_MAIN_CAMSV_CQ_C, "cam_main_camsv_cq_c", "top_cam", 22),
  45         GATE_CAM(CLK_CAM_MAIN_FAKE_ENG, "cam_main_fake_eng", "top_cam", 28),
  46         GATE_CAM(CLK_CAM_MAIN_CAM2MM0_GALS, "cam_main_cam2mm0_gals", "top_cam", 29),
  47         GATE_CAM(CLK_CAM_MAIN_CAM2MM1_GALS, "cam_main_cam2mm1_gals", "top_cam", 30),
  48         GATE_CAM(CLK_CAM_MAIN_CAM2SYS_GALS, "cam_main_cam2sys_gals", "top_cam", 31),
  49 };
  50
  51 static const struct mtk_gate cam_rawa_clks[] = {
  52         GATE_CAM(CLK_CAM_RAWA_LARBX, "cam_rawa_larbx", "top_cam", 0),
  53         GATE_CAM(CLK_CAM_RAWA_CAM, "cam_rawa_cam", "top_cam", 1),
  54         GATE_CAM(CLK_CAM_RAWA_CAMTG, "cam_rawa_camtg", "top_cam", 2),
  55 };
  56
  57 static const struct mtk_gate cam_rawb_clks[] = {
  58         GATE_CAM(CLK_CAM_RAWB_LARBX, "cam_rawb_larbx", "top_cam", 0),
  59         GATE_CAM(CLK_CAM_RAWB_CAM, "cam_rawb_cam", "top_cam", 1),
  60         GATE_CAM(CLK_CAM_RAWB_CAMTG, "cam_rawb_camtg", "top_cam", 2),
  61 };
  62
  63 static const struct mtk_gate cam_yuva_clks[] = {
  64         GATE_CAM(CLK_CAM_YUVA_LARBX, "cam_yuva_larbx", "top_cam", 0),
  65         GATE_CAM(CLK_CAM_YUVA_CAM, "cam_yuva_cam", "top_cam", 1),
  66         GATE_CAM(CLK_CAM_YUVA_CAMTG, "cam_yuva_camtg", "top_cam", 2),
  67 };
  68
  69 static const struct mtk_gate cam_yuvb_clks[] = {
  70         GATE_CAM(CLK_CAM_YUVB_LARBX, "cam_yuvb_larbx", "top_cam", 0),
  71         GATE_CAM(CLK_CAM_YUVB_CAM, "cam_yuvb_cam", "top_cam", 1),
  72         GATE_CAM(CLK_CAM_YUVB_CAMTG, "cam_yuvb_camtg", "top_cam", 2),
  73 };
  74
  75 static const struct mtk_clk_desc cam_main_desc = {
  76         .clks = cam_main_clks,
  77         .num_clks = ARRAY_SIZE(cam_main_clks),
  78 };
  79
  80 static const struct mtk_clk_desc cam_rawa_desc = {
  81         .clks = cam_rawa_clks,
  82         .num_clks = ARRAY_SIZE(cam_rawa_clks),
  83 };
  84
  85 static const struct mtk_clk_desc cam_rawb_desc = {
  86         .clks = cam_rawb_clks,
  87         .num_clks = ARRAY_SIZE(cam_rawb_clks),
  88 };
  89
  90 static const struct mtk_clk_desc cam_yuva_desc = {
  91         .clks = cam_yuva_clks,
  92         .num_clks = ARRAY_SIZE(cam_yuva_clks),
  93 };
  94
  95 static const struct mtk_clk_desc cam_yuvb_desc = {
  96         .clks = cam_yuvb_clks,
  97         .num_clks = ARRAY_SIZE(cam_yuvb_clks),
  98 };
  99
 100 static const struct of_device_id of_match_clk_mt8188_cam[] = {
 101         { .compatible = "mediatek,mt8188-camsys", .data = &cam_main_desc },
 102         { .compatible = "mediatek,mt8188-camsys-rawa", .data = &cam_rawa_desc },
 103         { .compatible = "mediatek,mt8188-camsys-rawb", .data = &cam_rawb_desc },
 104         { .compatible = "mediatek,mt8188-camsys-yuva", .data = &cam_yuva_desc },
 105         { .compatible = "mediatek,mt8188-camsys-yuvb", .data = &cam_yuvb_desc },
 106         { /* sentinel */ }
 107 };
 108 MODULE_DEVICE_TABLE(of, of_match_clk_mt8188_cam);
 109
 110 static struct platform_driver clk_mt8188_cam_drv = {
 111         .probe = mtk_clk_simple_probe,
 112         .remove = mtk_clk_simple_remove,
 113         .driver = {
 114                 .name = "clk-mt8188-cam",
 115                 .of_match_table = of_match_clk_mt8188_cam,
 116         },
 117 };
 118 module_platform_driver(clk_mt8188_cam_drv);
 119
 120 MODULE_DESCRIPTION("MediaTek MT8188 Camera clocks driver");
 121 MODULE_LICENSE("GPL");