1 | // SPDX-License-Identifier: GPL-2.0 |
2 | /* |
3 | * Copyright (c) 2018 MediaTek Inc. |
4 | * Author: Sean Wang <sean.wang@mediatek.com> |
5 | * |
6 | */ |
7 | |
8 | #include <linux/clk-provider.h> |
9 | #include <linux/mod_devicetable.h> |
10 | #include <linux/platform_device.h> |
11 | |
12 | #include "clk-mtk.h" |
13 | #include "clk-gate.h" |
14 | |
15 | #include <dt-bindings/clock/mt2701-clk.h> |
16 | |
17 | #define GATE_G3D(_id, _name, _parent, _shift) \ |
18 | GATE_MTK(_id, _name, _parent, &g3d_cg_regs, _shift, &mtk_clk_gate_ops_setclr) |
19 | |
20 | static const struct mtk_gate_regs g3d_cg_regs = { |
21 | .sta_ofs = 0x0, |
22 | .set_ofs = 0x4, |
23 | .clr_ofs = 0x8, |
24 | }; |
25 | |
26 | static const struct mtk_gate g3d_clks[] = { |
27 | GATE_DUMMY(CLK_DUMMY, "g3d_dummy" ), |
28 | GATE_G3D(CLK_G3DSYS_CORE, "g3d_core" , "mfg_sel" , 0), |
29 | }; |
30 | |
31 | static u16 rst_ofs[] = { 0xc, }; |
32 | |
33 | static const struct mtk_clk_rst_desc clk_rst_desc = { |
34 | .version = MTK_RST_SIMPLE, |
35 | .rst_bank_ofs = rst_ofs, |
36 | .rst_bank_nr = ARRAY_SIZE(rst_ofs), |
37 | }; |
38 | |
39 | static const struct mtk_clk_desc g3d_desc = { |
40 | .clks = g3d_clks, |
41 | .num_clks = ARRAY_SIZE(g3d_clks), |
42 | .rst_desc = &clk_rst_desc, |
43 | }; |
44 | |
45 | static const struct of_device_id of_match_clk_mt2701_g3d[] = { |
46 | { .compatible = "mediatek,mt2701-g3dsys" , .data = &g3d_desc }, |
47 | { /* sentinel */ } |
48 | }; |
49 | MODULE_DEVICE_TABLE(of, of_match_clk_mt2701_g3d); |
50 | |
51 | static struct platform_driver clk_mt2701_g3d_drv = { |
52 | .probe = mtk_clk_simple_probe, |
53 | .remove_new = mtk_clk_simple_remove, |
54 | .driver = { |
55 | .name = "clk-mt2701-g3d" , |
56 | .of_match_table = of_match_clk_mt2701_g3d, |
57 | }, |
58 | }; |
59 | module_platform_driver(clk_mt2701_g3d_drv); |
60 | MODULE_LICENSE("GPL" ); |
61 | |