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 
13 static const struct mtk_gate_regs scp_adsp_cg_regs = {
14 	.set_ofs = 0x180,
15 	.clr_ofs = 0x180,
16 	.sta_ofs = 0x180,
17 };
18 
19 #define GATE_SCP_ADSP(_id, _name, _parent, _shift)			\
20 	GATE_MTK(_id, _name, _parent, &scp_adsp_cg_regs, _shift, &mtk_clk_gate_ops_no_setclr)
21 
22 static const struct mtk_gate scp_adsp_clks[] = {
23 	GATE_SCP_ADSP(CLK_SCP_ADSP_AUDIODSP, "scp_adsp_audiodsp", "top_adsp", 0),
24 };
25 
26 static const struct mtk_clk_desc scp_adsp_desc = {
27 	.clks = scp_adsp_clks,
28 	.num_clks = ARRAY_SIZE(scp_adsp_clks),
29 };
30 
31 static const struct of_device_id of_match_clk_mt8195_scp_adsp[] = {
32 	{
33 		.compatible = "mediatek,mt8195-scp_adsp",
34 		.data = &scp_adsp_desc,
35 	}, {
36 		/* sentinel */
37 	}
38 };
39 MODULE_DEVICE_TABLE(of, of_match_clk_mt8195_scp_adsp);
40 
41 static struct platform_driver clk_mt8195_scp_adsp_drv = {
42 	.probe = mtk_clk_simple_probe,
43 	.remove_new = mtk_clk_simple_remove,
44 	.driver = {
45 		.name = "clk-mt8195-scp_adsp",
46 		.of_match_table = of_match_clk_mt8195_scp_adsp,
47 	},
48 };
49 module_platform_driver(clk_mt8195_scp_adsp_drv);
50 MODULE_LICENSE("GPL");
51