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 ipe_cg_regs = { |
16 | .set_ofs = 0x0004, |
17 | .clr_ofs = 0x0008, |
18 | .sta_ofs = 0x0000, |
19 | }; |
20 | |
21 | #define GATE_IPE(_id, _name, _parent, _shift) \ |
22 | GATE_MTK(_id, _name, _parent, &ipe_cg_regs, _shift, \ |
23 | &mtk_clk_gate_ops_setclr) |
24 | |
25 | static const struct mtk_gate ipe_clks[] = { |
26 | GATE_IPE(CLK_IPE_LARB7, "ipe_larb7" , "ipe_sel" , 0), |
27 | GATE_IPE(CLK_IPE_LARB8, "ipe_larb8" , "ipe_sel" , 1), |
28 | GATE_IPE(CLK_IPE_SMI_SUBCOM, "ipe_smi_subcom" , "ipe_sel" , 2), |
29 | GATE_IPE(CLK_IPE_FD, "ipe_fd" , "ipe_sel" , 3), |
30 | GATE_IPE(CLK_IPE_FE, "ipe_fe" , "ipe_sel" , 4), |
31 | GATE_IPE(CLK_IPE_RSC, "ipe_rsc" , "ipe_sel" , 5), |
32 | GATE_IPE(CLK_IPE_DPE, "ipe_dpe" , "ipe_sel" , 6), |
33 | }; |
34 | |
35 | static const struct mtk_clk_desc ipe_desc = { |
36 | .clks = ipe_clks, |
37 | .num_clks = ARRAY_SIZE(ipe_clks), |
38 | }; |
39 | |
40 | static const struct of_device_id of_match_clk_mt6779_ipe[] = { |
41 | { |
42 | .compatible = "mediatek,mt6779-ipesys" , |
43 | .data = &ipe_desc, |
44 | }, { |
45 | /* sentinel */ |
46 | } |
47 | }; |
48 | MODULE_DEVICE_TABLE(of, of_match_clk_mt6779_ipe); |
49 | |
50 | static struct platform_driver clk_mt6779_ipe_drv = { |
51 | .probe = mtk_clk_simple_probe, |
52 | .remove_new = mtk_clk_simple_remove, |
53 | .driver = { |
54 | .name = "clk-mt6779-ipe" , |
55 | .of_match_table = of_match_clk_mt6779_ipe, |
56 | }, |
57 | }; |
58 | |
59 | module_platform_driver(clk_mt6779_ipe_drv); |
60 | MODULE_LICENSE("GPL" ); |
61 | |