xref: /linux/drivers/clk/mediatek/clk-mt8188-mfg.c (revision 3a39d672e7f48b8d6b91a09afa4b55352773b4b5)
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 mfgcfg_cg_regs = {
15 	.set_ofs = 0x4,
16 	.clr_ofs = 0x8,
17 	.sta_ofs = 0x0,
18 };
19 
20 #define GATE_MFG(_id, _name, _parent, _shift)				\
21 	GATE_MTK_FLAGS(_id, _name, _parent, &mfgcfg_cg_regs, _shift,	\
22 		       &mtk_clk_gate_ops_setclr, CLK_SET_RATE_PARENT)
23 
24 static const struct mtk_gate mfgcfg_clks[] = {
25 	GATE_MFG(CLK_MFGCFG_BG3D, "mfgcfg_bg3d", "mfg_ck_fast_ref", 0),
26 };
27 
28 static const struct mtk_clk_desc mfgcfg_desc = {
29 	.clks = mfgcfg_clks,
30 	.num_clks = ARRAY_SIZE(mfgcfg_clks),
31 };
32 
33 static const struct of_device_id of_match_clk_mt8188_mfgcfg[] = {
34 	{ .compatible = "mediatek,mt8188-mfgcfg", .data = &mfgcfg_desc },
35 	{ /* sentinel */ }
36 };
37 MODULE_DEVICE_TABLE(of, of_match_clk_mt8188_mfgcfg);
38 
39 static struct platform_driver clk_mt8188_mfgcfg_drv = {
40 	.probe = mtk_clk_simple_probe,
41 	.remove = mtk_clk_simple_remove,
42 	.driver = {
43 		.name = "clk-mt8188-mfgcfg",
44 		.of_match_table = of_match_clk_mt8188_mfgcfg,
45 	},
46 };
47 
48 module_platform_driver(clk_mt8188_mfgcfg_drv);
49 
50 MODULE_DESCRIPTION("MediaTek MT8186 GPU mfg clocks driver");
51 MODULE_LICENSE("GPL");
52