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 | |
11 | #include "clk-mtk.h" |
12 | #include "clk-gate.h" |
13 | |
14 | #include <dt-bindings/clock/mt6779-clk.h> |
15 | |
16 | static const struct mtk_gate_regs vdec0_cg_regs = { |
17 | .set_ofs = 0x0000, |
18 | .clr_ofs = 0x0004, |
19 | .sta_ofs = 0x0000, |
20 | }; |
21 | |
22 | static const struct mtk_gate_regs vdec1_cg_regs = { |
23 | .set_ofs = 0x0008, |
24 | .clr_ofs = 0x000c, |
25 | .sta_ofs = 0x0008, |
26 | }; |
27 | |
28 | #define GATE_VDEC0_I(_id, _name, _parent, _shift) \ |
29 | GATE_MTK(_id, _name, _parent, &vdec0_cg_regs, _shift, \ |
30 | &mtk_clk_gate_ops_setclr_inv) |
31 | #define GATE_VDEC1_I(_id, _name, _parent, _shift) \ |
32 | GATE_MTK(_id, _name, _parent, &vdec1_cg_regs, _shift, \ |
33 | &mtk_clk_gate_ops_setclr_inv) |
34 | |
35 | static const struct mtk_gate vdec_clks[] = { |
36 | /* VDEC0 */ |
37 | GATE_VDEC0_I(CLK_VDEC_VDEC, "vdec_cken" , "vdec_sel" , 0), |
38 | /* VDEC1 */ |
39 | GATE_VDEC1_I(CLK_VDEC_LARB1, "vdec_larb1_cken" , "vdec_sel" , 0), |
40 | }; |
41 | |
42 | static const struct mtk_clk_desc vdec_desc = { |
43 | .clks = vdec_clks, |
44 | .num_clks = ARRAY_SIZE(vdec_clks), |
45 | }; |
46 | |
47 | static const struct of_device_id of_match_clk_mt6779_vdec[] = { |
48 | { |
49 | .compatible = "mediatek,mt6779-vdecsys" , |
50 | .data = &vdec_desc, |
51 | }, { |
52 | /* sentinel */ |
53 | } |
54 | }; |
55 | MODULE_DEVICE_TABLE(of, of_match_clk_mt6779_vdec); |
56 | |
57 | static struct platform_driver clk_mt6779_vdec_drv = { |
58 | .probe = mtk_clk_simple_probe, |
59 | .remove_new = mtk_clk_simple_remove, |
60 | .driver = { |
61 | .name = "clk-mt6779-vdec" , |
62 | .of_match_table = of_match_clk_mt6779_vdec, |
63 | }, |
64 | }; |
65 | |
66 | module_platform_driver(clk_mt6779_vdec_drv); |
67 | MODULE_LICENSE("GPL" ); |
68 | |