drivers/clk/mediatek/clk-mt8195-cam.c

   1 // SPDX-License-Identifier: GPL-2.0-only
   2 //
   3 // Copyright (c) 2021 MediaTek Inc.
   4 // Author: Chun-Jie Chen <chun-jie.chen@mediatek.com>
   5
   6 #include "clk-gate.h"
   7 #include "clk-mtk.h"
   8
   9 #include <dt-bindings/clock/mt8195-clk.h>
  10 #include <linux/clk-provider.h>
  11 #include <linux/platform_device.h>
  12
  13 static const struct mtk_gate_regs cam_cg_regs = {
  14         .set_ofs = 0x4,
  15         .clr_ofs = 0x8,
  16         .sta_ofs = 0x0,
  17 };
  18
  19 #define GATE_CAM(_id, _name, _parent, _shift)                   \
  20         GATE_MTK(_id, _name, _parent, &cam_cg_regs, _shift, &mtk_clk_gate_ops_setclr)
  21
  22 static const struct mtk_gate cam_clks[] = {
  23         GATE_CAM(CLK_CAM_LARB13, "cam_larb13", "top_cam", 0),
  24         GATE_CAM(CLK_CAM_LARB14, "cam_larb14", "top_cam", 1),
  25         GATE_CAM(CLK_CAM_MAIN_CAM, "cam_main_cam", "top_cam", 3),
  26         GATE_CAM(CLK_CAM_MAIN_CAMTG, "cam_main_camtg", "top_cam", 4),
  27         GATE_CAM(CLK_CAM_SENINF, "cam_seninf", "top_cam", 5),
  28         GATE_CAM(CLK_CAM_GCAMSVA, "cam_gcamsva", "top_cam", 6),
  29         GATE_CAM(CLK_CAM_GCAMSVB, "cam_gcamsvb", "top_cam", 7),
  30         GATE_CAM(CLK_CAM_GCAMSVC, "cam_gcamsvc", "top_cam", 8),
  31         GATE_CAM(CLK_CAM_SCAMSA, "cam_scamsa", "top_cam", 9),
  32         GATE_CAM(CLK_CAM_SCAMSB, "cam_scamsb", "top_cam", 10),
  33         GATE_CAM(CLK_CAM_CAMSV_TOP, "cam_camsv_top", "top_cam", 11),
  34         GATE_CAM(CLK_CAM_CAMSV_CQ, "cam_camsv_cq", "top_cam", 12),
  35         GATE_CAM(CLK_CAM_ADL, "cam_adl", "top_cam", 16),
  36         GATE_CAM(CLK_CAM_ASG, "cam_asg", "top_cam", 17),
  37         GATE_CAM(CLK_CAM_PDA, "cam_pda", "top_cam", 18),
  38         GATE_CAM(CLK_CAM_FAKE_ENG, "cam_fake_eng", "top_cam", 19),
  39         GATE_CAM(CLK_CAM_MAIN_MRAW0, "cam_main_mraw0", "top_cam", 20),
  40         GATE_CAM(CLK_CAM_MAIN_MRAW1, "cam_main_mraw1", "top_cam", 21),
  41         GATE_CAM(CLK_CAM_MAIN_MRAW2, "cam_main_mraw2", "top_cam", 22),
  42         GATE_CAM(CLK_CAM_MAIN_MRAW3, "cam_main_mraw3", "top_cam", 23),
  43         GATE_CAM(CLK_CAM_CAM2MM0_GALS, "cam_cam2mm0_gals", "top_cam", 24),
  44         GATE_CAM(CLK_CAM_CAM2MM1_GALS, "cam_cam2mm1_gals", "top_cam", 25),
  45         GATE_CAM(CLK_CAM_CAM2SYS_GALS, "cam_cam2sys_gals", "top_cam", 26),
  46 };
  47
  48 static const struct mtk_gate cam_mraw_clks[] = {
  49         GATE_CAM(CLK_CAM_MRAW_LARBX, "cam_mraw_larbx", "top_cam", 0),
  50         GATE_CAM(CLK_CAM_MRAW_CAMTG, "cam_mraw_camtg", "top_cam", 2),
  51         GATE_CAM(CLK_CAM_MRAW_MRAW0, "cam_mraw_mraw0", "top_cam", 3),
  52         GATE_CAM(CLK_CAM_MRAW_MRAW1, "cam_mraw_mraw1", "top_cam", 4),
  53         GATE_CAM(CLK_CAM_MRAW_MRAW2, "cam_mraw_mraw2", "top_cam", 5),
  54         GATE_CAM(CLK_CAM_MRAW_MRAW3, "cam_mraw_mraw3", "top_cam", 6),
  55 };
  56
  57 static const struct mtk_gate cam_rawa_clks[] = {
  58         GATE_CAM(CLK_CAM_RAWA_LARBX, "cam_rawa_larbx", "top_cam", 0),
  59         GATE_CAM(CLK_CAM_RAWA_CAM, "cam_rawa_cam", "top_cam", 1),
  60         GATE_CAM(CLK_CAM_RAWA_CAMTG, "cam_rawa_camtg", "top_cam", 2),
  61 };
  62
  63 static const struct mtk_gate cam_rawb_clks[] = {
  64         GATE_CAM(CLK_CAM_RAWB_LARBX, "cam_rawb_larbx", "top_cam", 0),
  65         GATE_CAM(CLK_CAM_RAWB_CAM, "cam_rawb_cam", "top_cam", 1),
  66         GATE_CAM(CLK_CAM_RAWB_CAMTG, "cam_rawb_camtg", "top_cam", 2),
  67 };
  68
  69 static const struct mtk_gate cam_yuva_clks[] = {
  70         GATE_CAM(CLK_CAM_YUVA_LARBX, "cam_yuva_larbx", "top_cam", 0),
  71         GATE_CAM(CLK_CAM_YUVA_CAM, "cam_yuva_cam", "top_cam", 1),
  72         GATE_CAM(CLK_CAM_YUVA_CAMTG, "cam_yuva_camtg", "top_cam", 2),
  73 };
  74
  75 static const struct mtk_gate cam_yuvb_clks[] = {
  76         GATE_CAM(CLK_CAM_YUVB_LARBX, "cam_yuvb_larbx", "top_cam", 0),
  77         GATE_CAM(CLK_CAM_YUVB_CAM, "cam_yuvb_cam", "top_cam", 1),
  78         GATE_CAM(CLK_CAM_YUVB_CAMTG, "cam_yuvb_camtg", "top_cam", 2),
  79 };
  80
  81 static const struct mtk_clk_desc cam_desc = {
  82         .clks = cam_clks,
  83         .num_clks = ARRAY_SIZE(cam_clks),
  84 };
  85
  86 static const struct mtk_clk_desc cam_mraw_desc = {
  87         .clks = cam_mraw_clks,
  88         .num_clks = ARRAY_SIZE(cam_mraw_clks),
  89 };
  90
  91 static const struct mtk_clk_desc cam_rawa_desc = {
  92         .clks = cam_rawa_clks,
  93         .num_clks = ARRAY_SIZE(cam_rawa_clks),
  94 };
  95
  96 static const struct mtk_clk_desc cam_rawb_desc = {
  97         .clks = cam_rawb_clks,
  98         .num_clks = ARRAY_SIZE(cam_rawb_clks),
  99 };
 100
 101 static const struct mtk_clk_desc cam_yuva_desc = {
 102         .clks = cam_yuva_clks,
 103         .num_clks = ARRAY_SIZE(cam_yuva_clks),
 104 };
 105
 106 static const struct mtk_clk_desc cam_yuvb_desc = {
 107         .clks = cam_yuvb_clks,
 108         .num_clks = ARRAY_SIZE(cam_yuvb_clks),
 109 };
 110
 111 static const struct of_device_id of_match_clk_mt8195_cam[] = {
 112         {
 113                 .compatible = "mediatek,mt8195-camsys",
 114                 .data = &cam_desc,
 115         }, {
 116                 .compatible = "mediatek,mt8195-camsys_mraw",
 117                 .data = &cam_mraw_desc,
 118         }, {
 119                 .compatible = "mediatek,mt8195-camsys_rawa",
 120                 .data = &cam_rawa_desc,
 121         }, {
 122                 .compatible = "mediatek,mt8195-camsys_rawb",
 123                 .data = &cam_rawb_desc,
 124         }, {
 125                 .compatible = "mediatek,mt8195-camsys_yuva",
 126                 .data = &cam_yuva_desc,
 127         }, {
 128                 .compatible = "mediatek,mt8195-camsys_yuvb",
 129                 .data = &cam_yuvb_desc,
 130         }, {
 131                 /* sentinel */
 132         }
 133 };
 134
 135 static struct platform_driver clk_mt8195_cam_drv = {
 136         .probe = mtk_clk_simple_probe,
 137         .remove = mtk_clk_simple_remove,
 138         .driver = {
 139                 .name = "clk-mt8195-cam",
 140                 .of_match_table = of_match_clk_mt8195_cam,
 141         },
 142 };
 143 builtin_platform_driver(clk_mt8195_cam_drv);