xref: /linux/drivers/clk/mediatek/clk-mt2712-mfg.c (revision 3a39d672e7f48b8d6b91a09afa4b55352773b4b5)
1 // SPDX-License-Identifier: GPL-2.0-only
2 /*
3  * Copyright (c) 2017 MediaTek Inc.
4  * Author: Weiyi Lu <weiyi.lu@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/mt2712-clk.h>
14 
15 static const struct mtk_gate_regs mfg_cg_regs = {
16 	.set_ofs = 0x4,
17 	.clr_ofs = 0x8,
18 	.sta_ofs = 0x0,
19 };
20 
21 #define GATE_MFG(_id, _name, _parent, _shift)			\
22 	GATE_MTK(_id, _name, _parent, &mfg_cg_regs, _shift, &mtk_clk_gate_ops_setclr)
23 
24 static const struct mtk_gate mfg_clks[] = {
25 	GATE_MFG(CLK_MFG_BG3D, "mfg_bg3d", "mfg_sel", 0),
26 };
27 
28 static const struct mtk_clk_desc mfg_desc = {
29 	.clks = mfg_clks,
30 	.num_clks = ARRAY_SIZE(mfg_clks),
31 };
32 
33 static const struct of_device_id of_match_clk_mt2712_mfg[] = {
34 	{
35 		.compatible = "mediatek,mt2712-mfgcfg",
36 		.data = &mfg_desc,
37 	}, {
38 		/* sentinel */
39 	}
40 };
41 MODULE_DEVICE_TABLE(of, of_match_clk_mt2712_mfg);
42 
43 static struct platform_driver clk_mt2712_mfg_drv = {
44 	.probe = mtk_clk_simple_probe,
45 	.remove = mtk_clk_simple_remove,
46 	.driver = {
47 		.name = "clk-mt2712-mfg",
48 		.of_match_table = of_match_clk_mt2712_mfg,
49 	},
50 };
51 module_platform_driver(clk_mt2712_mfg_drv);
52 
53 MODULE_DESCRIPTION("MediaTek MT2712 GPU mfg clocks driver");
54 MODULE_LICENSE("GPL");
55