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
13static 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
22static 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
48static 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
57static 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
63static 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
69static 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
75static 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
81static const struct mtk_clk_desc cam_desc = {
82 .clks = cam_clks,
83 .num_clks = ARRAY_SIZE(cam_clks),
84};
85
86static const struct mtk_clk_desc cam_mraw_desc = {
87 .clks = cam_mraw_clks,
88 .num_clks = ARRAY_SIZE(cam_mraw_clks),
89};
90
91static const struct mtk_clk_desc cam_rawa_desc = {
92 .clks = cam_rawa_clks,
93 .num_clks = ARRAY_SIZE(cam_rawa_clks),
94};
95
96static const struct mtk_clk_desc cam_rawb_desc = {
97 .clks = cam_rawb_clks,
98 .num_clks = ARRAY_SIZE(cam_rawb_clks),
99};
100
101static const struct mtk_clk_desc cam_yuva_desc = {
102 .clks = cam_yuva_clks,
103 .num_clks = ARRAY_SIZE(cam_yuva_clks),
104};
105
106static const struct mtk_clk_desc cam_yuvb_desc = {
107 .clks = cam_yuvb_clks,
108 .num_clks = ARRAY_SIZE(cam_yuvb_clks),
109};
110
111static 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};
134MODULE_DEVICE_TABLE(of, of_match_clk_mt8195_cam);
135
136static struct platform_driver clk_mt8195_cam_drv = {
137 .probe = mtk_clk_simple_probe,
138 .remove = mtk_clk_simple_remove,
139 .driver = {
140 .name = "clk-mt8195-cam",
141 .of_match_table = of_match_clk_mt8195_cam,
142 },
143};
144module_platform_driver(clk_mt8195_cam_drv);
145
146MODULE_DESCRIPTION("MediaTek MT8195 Camera clocks driver");
147MODULE_LICENSE("GPL");
148

source code of linux/drivers/clk/mediatek/clk-mt8195-cam.c