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 <linux/clk-provider.h>
7#include <linux/mod_devicetable.h>
8#include <linux/platform_device.h>
9
10#include "clk-mtk.h"
11#include "clk-gate.h"
12
13#include <dt-bindings/clock/mt8192-clk.h>
14
15static const struct mtk_gate_regs img_cg_regs = {
16	.set_ofs = 0x4,
17	.clr_ofs = 0x8,
18	.sta_ofs = 0x0,
19};
20
21#define GATE_IMG(_id, _name, _parent, _shift)	\
22	GATE_MTK(_id, _name, _parent, &img_cg_regs, _shift, &mtk_clk_gate_ops_setclr)
23
24static const struct mtk_gate img_clks[] = {
25	GATE_IMG(CLK_IMG_LARB9, "img_larb9", "img1_sel", 0),
26	GATE_IMG(CLK_IMG_LARB10, "img_larb10", "img1_sel", 1),
27	GATE_IMG(CLK_IMG_DIP, "img_dip", "img1_sel", 2),
28	GATE_IMG(CLK_IMG_GALS, "img_gals", "img1_sel", 12),
29};
30
31static const struct mtk_gate img2_clks[] = {
32	GATE_IMG(CLK_IMG2_LARB11, "img2_larb11", "img1_sel", 0),
33	GATE_IMG(CLK_IMG2_LARB12, "img2_larb12", "img1_sel", 1),
34	GATE_IMG(CLK_IMG2_MFB, "img2_mfb", "img1_sel", 6),
35	GATE_IMG(CLK_IMG2_WPE, "img2_wpe", "img1_sel", 7),
36	GATE_IMG(CLK_IMG2_MSS, "img2_mss", "img1_sel", 8),
37	GATE_IMG(CLK_IMG2_GALS, "img2_gals", "img1_sel", 12),
38};
39
40static const struct mtk_clk_desc img_desc = {
41	.clks = img_clks,
42	.num_clks = ARRAY_SIZE(img_clks),
43};
44
45static const struct mtk_clk_desc img2_desc = {
46	.clks = img2_clks,
47	.num_clks = ARRAY_SIZE(img2_clks),
48};
49
50static const struct of_device_id of_match_clk_mt8192_img[] = {
51	{
52		.compatible = "mediatek,mt8192-imgsys",
53		.data = &img_desc,
54	}, {
55		.compatible = "mediatek,mt8192-imgsys2",
56		.data = &img2_desc,
57	}, {
58		/* sentinel */
59	}
60};
61MODULE_DEVICE_TABLE(of, of_match_clk_mt8192_img);
62
63static struct platform_driver clk_mt8192_img_drv = {
64	.probe = mtk_clk_simple_probe,
65	.remove_new = mtk_clk_simple_remove,
66	.driver = {
67		.name = "clk-mt8192-img",
68		.of_match_table = of_match_clk_mt8192_img,
69	},
70};
71module_platform_driver(clk_mt8192_img_drv);
72MODULE_LICENSE("GPL");
73