1 | // SPDX-License-Identifier: GPL-2.0-only |
2 | /* |
3 | * Copyright (c) 2022 MediaTek Inc. |
4 | * Author: Garmin Chang <garmin.chang@mediatek.com> |
5 | */ |
6 | |
7 | #include <dt-bindings/clock/mediatek,mt8188-clk.h> |
8 | #include <linux/clk-provider.h> |
9 | #include <linux/platform_device.h> |
10 | |
11 | #include "clk-gate.h" |
12 | #include "clk-mtk.h" |
13 | |
14 | static const struct mtk_gate_regs ccu_cg_regs = { |
15 | .set_ofs = 0x4, |
16 | .clr_ofs = 0x8, |
17 | .sta_ofs = 0x0, |
18 | }; |
19 | |
20 | #define GATE_CCU(_id, _name, _parent, _shift) \ |
21 | GATE_MTK(_id, _name, _parent, &ccu_cg_regs, _shift, &mtk_clk_gate_ops_setclr) |
22 | |
23 | static const struct mtk_gate ccu_clks[] = { |
24 | GATE_CCU(CLK_CCU_LARB27, "ccu_larb27" , "top_ccu" , 0), |
25 | GATE_CCU(CLK_CCU_AHB, "ccu_ahb" , "top_ccu" , 1), |
26 | GATE_CCU(CLK_CCU_CCU0, "ccu_ccu0" , "top_ccu" , 2), |
27 | }; |
28 | |
29 | static const struct mtk_clk_desc ccu_desc = { |
30 | .clks = ccu_clks, |
31 | .num_clks = ARRAY_SIZE(ccu_clks), |
32 | }; |
33 | |
34 | static const struct of_device_id of_match_clk_mt8188_ccu[] = { |
35 | { .compatible = "mediatek,mt8188-ccusys" , .data = &ccu_desc }, |
36 | { /* sentinel */ } |
37 | }; |
38 | MODULE_DEVICE_TABLE(of, of_match_clk_mt8188_ccu); |
39 | |
40 | static struct platform_driver clk_mt8188_ccu_drv = { |
41 | .probe = mtk_clk_simple_probe, |
42 | .remove_new = mtk_clk_simple_remove, |
43 | .driver = { |
44 | .name = "clk-mt8188-ccu" , |
45 | .of_match_table = of_match_clk_mt8188_ccu, |
46 | }, |
47 | }; |
48 | |
49 | module_platform_driver(clk_mt8188_ccu_drv); |
50 | MODULE_LICENSE("GPL" ); |
51 | |