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 | |
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 | MODULE_DEVICE_TABLE(of, of_match_clk_mt8192_img); |
62 | |
63 | static 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 | }; |
71 | module_platform_driver(clk_mt8192_img_drv); |
72 | MODULE_LICENSE("GPL" ); |
73 | |