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 <linux/clk-provider.h>
7#include <linux/mod_devicetable.h>
8#include <linux/platform_device.h>
9
10#include "clk-mtk.h"
11#include "clk-gate.h"
12
13#include <dt-bindings/clock/mt8192-clk.h>
14
15static const struct mtk_gate_regs scp_adsp_cg_regs = {
16 .set_ofs = 0x180,
17 .clr_ofs = 0x180,
18 .sta_ofs = 0x180,
19};
20
21#define GATE_SCP_ADSP(_id, _name, _parent, _shift) \
22 GATE_MTK(_id, _name, _parent, &scp_adsp_cg_regs, _shift, &mtk_clk_gate_ops_no_setclr)
23
24static const struct mtk_gate scp_adsp_clks[] = {
25 GATE_SCP_ADSP(CLK_SCP_ADSP_AUDIODSP, "scp_adsp_audiodsp", "adsp_sel", 0),
26};
27
28static const struct mtk_clk_desc scp_adsp_desc = {
29 .clks = scp_adsp_clks,
30 .num_clks = ARRAY_SIZE(scp_adsp_clks),
31};
32
33static const struct of_device_id of_match_clk_mt8192_scp_adsp[] = {
34 {
35 .compatible = "mediatek,mt8192-scp_adsp",
36 .data = &scp_adsp_desc,
37 }, {
38 /* sentinel */
39 }
40};
41MODULE_DEVICE_TABLE(of, of_match_clk_mt8192_scp_adsp);
42
43static struct platform_driver clk_mt8192_scp_adsp_drv = {
44 .probe = mtk_clk_simple_probe,
45 .remove_new = mtk_clk_simple_remove,
46 .driver = {
47 .name = "clk-mt8192-scp_adsp",
48 .of_match_table = of_match_clk_mt8192_scp_adsp,
49 },
50};
51module_platform_driver(clk_mt8192_scp_adsp_drv);
52MODULE_LICENSE("GPL");
53

source code of linux/drivers/clk/mediatek/clk-mt8192-scp_adsp.c