1 | // SPDX-License-Identifier: GPL-2.0 |
2 | /* |
3 | * Copyright (c) 2019 MediaTek Inc. |
4 | * Author: Wendell Lin <wendell.lin@mediatek.com> |
5 | */ |
6 | |
7 | #include <linux/module.h> |
8 | #include <linux/clk-provider.h> |
9 | #include <linux/platform_device.h> |
10 | #include <dt-bindings/clock/mt6779-clk.h> |
11 | |
12 | #include "clk-mtk.h" |
13 | #include "clk-gate.h" |
14 | |
15 | static const struct mtk_gate_regs img_cg_regs = { |
16 | .set_ofs = 0x0004, |
17 | .clr_ofs = 0x0008, |
18 | .sta_ofs = 0x0000, |
19 | }; |
20 | |
21 | #define GATE_IMG(_id, _name, _parent, _shift) \ |
22 | GATE_MTK(_id, _name, _parent, &img_cg_regs, _shift, \ |
23 | &mtk_clk_gate_ops_setclr) |
24 | |
25 | static const struct mtk_gate img_clks[] = { |
26 | GATE_IMG(CLK_IMG_LARB5, "imgsys_larb5" , "img_sel" , 0), |
27 | GATE_IMG(CLK_IMG_LARB6, "imgsys_larb6" , "img_sel" , 1), |
28 | GATE_IMG(CLK_IMG_DIP, "imgsys_dip" , "img_sel" , 2), |
29 | GATE_IMG(CLK_IMG_MFB, "imgsys_mfb" , "img_sel" , 6), |
30 | GATE_IMG(CLK_IMG_WPE_A, "imgsys_wpe_a" , "img_sel" , 7), |
31 | }; |
32 | |
33 | static const struct mtk_clk_desc img_desc = { |
34 | .clks = img_clks, |
35 | .num_clks = ARRAY_SIZE(img_clks), |
36 | }; |
37 | |
38 | static const struct of_device_id of_match_clk_mt6779_img[] = { |
39 | { |
40 | .compatible = "mediatek,mt6779-imgsys" , |
41 | .data = &img_desc, |
42 | }, { |
43 | /* sentinel */ |
44 | } |
45 | }; |
46 | MODULE_DEVICE_TABLE(of, of_match_clk_mt6779_img); |
47 | |
48 | static struct platform_driver clk_mt6779_img_drv = { |
49 | .probe = mtk_clk_simple_probe, |
50 | .remove_new = mtk_clk_simple_remove, |
51 | .driver = { |
52 | .name = "clk-mt6779-img" , |
53 | .of_match_table = of_match_clk_mt6779_img, |
54 | }, |
55 | }; |
56 | |
57 | module_platform_driver(clk_mt6779_img_drv); |
58 | MODULE_LICENSE("GPL" ); |
59 | |