clk-mt8195-ipe.c

 1// SPDX-License-Identifier: GPL-2.0-only
 2//
 3// Copyright (c) 2021 MediaTek Inc.
 4// Author: Chun-Jie Chen <chun-jie.chen@mediatek.com>
 5
 6#include "clk-gate.h"
 7#include "clk-mtk.h"
 8
 9#include <dt-bindings/clock/mt8195-clk.h>
10#include <linux/clk-provider.h>
11#include <linux/platform_device.h>
12
13static const struct mtk_gate_regs ipe_cg_regs = {
14	.set_ofs = 0x0,
15	.clr_ofs = 0x0,
16	.sta_ofs = 0x0,
17};
18
19#define GATE_IPE(_id, _name, _parent, _shift)			\
20	GATE_MTK(_id, _name, _parent, &ipe_cg_regs, _shift, &mtk_clk_gate_ops_no_setclr)
21
22static const struct mtk_gate ipe_clks[] = {
23	GATE_IPE(CLK_IPE_DPE, "ipe_dpe", "top_ipe", 0),
24	GATE_IPE(CLK_IPE_FDVT, "ipe_fdvt", "top_ipe", 1),
25	GATE_IPE(CLK_IPE_ME, "ipe_me", "top_ipe", 2),
26	GATE_IPE(CLK_IPE_TOP, "ipe_top", "top_ipe", 3),
27	GATE_IPE(CLK_IPE_SMI_LARB12, "ipe_smi_larb12", "top_ipe", 4),
28};
29
30static const struct mtk_clk_desc ipe_desc = {
31	.clks = ipe_clks,
32	.num_clks = ARRAY_SIZE(ipe_clks),
33};
34
35static const struct of_device_id of_match_clk_mt8195_ipe[] = {
36	{
37		.compatible = "mediatek,mt8195-ipesys",
38		.data = &ipe_desc,
39	}, {
40		/* sentinel */
41	}
42};
43MODULE_DEVICE_TABLE(of, of_match_clk_mt8195_ipe);
44
45static struct platform_driver clk_mt8195_ipe_drv = {
46	.probe = mtk_clk_simple_probe,
47	.remove = mtk_clk_simple_remove,
48	.driver = {
49		.name = "clk-mt8195-ipe",
50		.of_match_table = of_match_clk_mt8195_ipe,
51	},
52};
53module_platform_driver(clk_mt8195_ipe_drv);
54
55MODULE_DESCRIPTION("MediaTek MT8195 Image Processing Engine clocks driver");
56MODULE_LICENSE("GPL");