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
 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");