1 | // SPDX-License-Identifier: GPL-2.0-only |
2 | /* |
3 | * Copyright (c) 2017 MediaTek Inc. |
4 | * Author: Kevin-CW Chen <kevin-cw.chen@mediatek.com> |
5 | */ |
6 | |
7 | #include <linux/clk-provider.h> |
8 | #include <linux/platform_device.h> |
9 | |
10 | #include "clk-mtk.h" |
11 | #include "clk-gate.h" |
12 | |
13 | #include <dt-bindings/clock/mt6797-clk.h> |
14 | |
15 | static const struct mtk_gate_regs vdec0_cg_regs = { |
16 | .set_ofs = 0x0000, |
17 | .clr_ofs = 0x0004, |
18 | .sta_ofs = 0x0000, |
19 | }; |
20 | |
21 | static const struct mtk_gate_regs vdec1_cg_regs = { |
22 | .set_ofs = 0x0008, |
23 | .clr_ofs = 0x000c, |
24 | .sta_ofs = 0x0008, |
25 | }; |
26 | |
27 | #define GATE_VDEC0(_id, _name, _parent, _shift) \ |
28 | GATE_MTK(_id, _name, _parent, &vdec0_cg_regs, _shift, &mtk_clk_gate_ops_setclr_inv) |
29 | |
30 | #define GATE_VDEC1(_id, _name, _parent, _shift) \ |
31 | GATE_MTK(_id, _name, _parent, &vdec1_cg_regs, _shift, &mtk_clk_gate_ops_setclr_inv) |
32 | |
33 | static const struct mtk_gate vdec_clks[] = { |
34 | GATE_VDEC0(CLK_VDEC_CKEN_ENG, "vdec_cken_eng" , "vdec_sel" , 8), |
35 | GATE_VDEC0(CLK_VDEC_ACTIVE, "vdec_active" , "vdec_sel" , 4), |
36 | GATE_VDEC0(CLK_VDEC_CKEN, "vdec_cken" , "vdec_sel" , 0), |
37 | GATE_VDEC1(CLK_VDEC_LARB1_CKEN, "vdec_larb1_cken" , "mm_sel" , 0), |
38 | }; |
39 | |
40 | static const struct mtk_clk_desc vdec_desc = { |
41 | .clks = vdec_clks, |
42 | .num_clks = ARRAY_SIZE(vdec_clks), |
43 | }; |
44 | |
45 | static const struct of_device_id of_match_clk_mt6797_vdec[] = { |
46 | { |
47 | .compatible = "mediatek,mt6797-vdecsys" , |
48 | .data = &vdec_desc, |
49 | }, { |
50 | /* sentinel */ |
51 | } |
52 | }; |
53 | MODULE_DEVICE_TABLE(of, of_match_clk_mt6797_vdec); |
54 | |
55 | static struct platform_driver clk_mt6797_vdec_drv = { |
56 | .probe = mtk_clk_simple_probe, |
57 | .remove_new = mtk_clk_simple_remove, |
58 | .driver = { |
59 | .name = "clk-mt6797-vdec" , |
60 | .of_match_table = of_match_clk_mt6797_vdec, |
61 | }, |
62 | }; |
63 | module_platform_driver(clk_mt6797_vdec_drv); |
64 | MODULE_LICENSE("GPL" ); |
65 | |