1// SPDX-License-Identifier: GPL-2.0
2//
3// Copyright (c) 2018 MediaTek Inc.
4// Author: Weiyi Lu <weiyi.lu@mediatek.com>
5
6#include <linux/clk-provider.h>
7#include <linux/platform_device.h>
8#include <linux/pm_runtime.h>
9
10#include "clk-mtk.h"
11#include "clk-gate.h"
12
13#include <dt-bindings/clock/mt8183-clk.h>
14
15static 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_FLAGS(_id, _name, _parent, &mfg_cg_regs, _shift, \
23 &mtk_clk_gate_ops_setclr, CLK_SET_RATE_PARENT)
24
25static const struct mtk_gate mfg_clks[] = {
26 GATE_MFG(CLK_MFG_BG3D, "mfg_bg3d", "mfg_sel", 0)
27};
28
29static const struct mtk_clk_desc mfg_desc = {
30 .clks = mfg_clks,
31 .num_clks = ARRAY_SIZE(mfg_clks),
32 .need_runtime_pm = true,
33};
34
35static const struct of_device_id of_match_clk_mt8183_mfg[] = {
36 {
37 .compatible = "mediatek,mt8183-mfgcfg",
38 .data = &mfg_desc,
39 }, {
40 /* sentinel */
41 }
42};
43MODULE_DEVICE_TABLE(of, of_match_clk_mt8183_mfg);
44
45static struct platform_driver clk_mt8183_mfg_drv = {
46 .probe = mtk_clk_simple_probe,
47 .remove = mtk_clk_simple_remove,
48 .driver = {
49 .name = "clk-mt8183-mfg",
50 .of_match_table = of_match_clk_mt8183_mfg,
51 },
52};
53module_platform_driver(clk_mt8183_mfg_drv);
54
55MODULE_DESCRIPTION("MediaTek MT8183 GPU mfg clocks driver");
56MODULE_LICENSE("GPL");
57

source code of linux/drivers/clk/mediatek/clk-mt8183-mfgcfg.c