xref: /linux/drivers/clk/mediatek/clk-mt6779-mfg.c (revision db10cb9b) 
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 
11 #include "clk-mtk.h"
12 #include "clk-gate.h"
13 
14 #include <dt-bindings/clock/mt6779-clk.h>
15 
16 static const struct mtk_gate_regs mfg_cg_regs = {
17 	.set_ofs = 0x4,
18 	.clr_ofs = 0x8,
19 	.sta_ofs = 0x0,
20 };
21 
22 #define GATE_MFG(_id, _name, _parent, _shift)			\
23 	GATE_MTK(_id, _name, _parent, &mfg_cg_regs, _shift,	\
24 		&mtk_clk_gate_ops_setclr)
25 
26 static const struct mtk_gate mfg_clks[] = {
27 	GATE_MFG(CLK_MFGCFG_BG3D, "mfg_bg3d", "mfg_sel", 0),
28 };
29 
30 static const struct mtk_clk_desc mfg_desc = {
31 	.clks = mfg_clks,
32 	.num_clks = ARRAY_SIZE(mfg_clks),
33 };
34 
35 static const struct of_device_id of_match_clk_mt6779_mfg[] = {
36 	{
37 		.compatible = "mediatek,mt6779-mfgcfg",
38 		.data = &mfg_desc,
39 	}, {
40 		/* sentinel */
41 	}
42 };
43 MODULE_DEVICE_TABLE(of, of_match_clk_mt6779_mfg);
44 
45 static struct platform_driver clk_mt6779_mfg_drv = {
46 	.probe = mtk_clk_simple_probe,
47 	.remove_new = mtk_clk_simple_remove,
48 	.driver = {
49 		.name = "clk-mt6779-mfg",
50 		.of_match_table = of_match_clk_mt6779_mfg,
51 	},
52 };
53 
54 module_platform_driver(clk_mt6779_mfg_drv);
55 MODULE_LICENSE("GPL");
56