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014a4881 CJC |
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/of_device.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 | ||
15 | static 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 | ||
24 | static 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 | ||
31 | static 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 | ||
40 | static const struct mtk_clk_desc img_desc = { | |
41 | .clks = img_clks, | |
42 | .num_clks = ARRAY_SIZE(img_clks), | |
43 | }; | |
44 | ||
45 | static const struct mtk_clk_desc img2_desc = { | |
46 | .clks = img2_clks, | |
47 | .num_clks = ARRAY_SIZE(img2_clks), | |
48 | }; | |
49 | ||
50 | static 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 | }; | |
61 | ||
62 | static struct platform_driver clk_mt8192_img_drv = { | |
63 | .probe = mtk_clk_simple_probe, | |
64 | .driver = { | |
65 | .name = "clk-mt8192-img", | |
66 | .of_match_table = of_match_clk_mt8192_img, | |
67 | }, | |
68 | }; | |
69 | ||
70 | builtin_platform_driver(clk_mt8192_img_drv); |