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/of_device.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 
15 static 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 
24 static const struct mtk_gate scp_adsp_clks[] = {
25 	GATE_SCP_ADSP(CLK_SCP_ADSP_AUDIODSP, "scp_adsp_audiodsp", "adsp_sel", 0),
26 };
27 
28 static const struct mtk_clk_desc scp_adsp_desc = {
29 	.clks = scp_adsp_clks,
30 	.num_clks = ARRAY_SIZE(scp_adsp_clks),
31 };
32 
33 static 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 };
41 MODULE_DEVICE_TABLE(of, of_match_clk_mt8192_scp_adsp);
42 
43 static struct platform_driver clk_mt8192_scp_adsp_drv = {
44 	.probe = mtk_clk_simple_probe,
45 	.remove = mtk_clk_simple_remove,
46 	.driver = {
47 		.name = "clk-mt8192-scp_adsp",
48 		.of_match_table = of_match_clk_mt8192_scp_adsp,
49 	},
50 };
51 module_platform_driver(clk_mt8192_scp_adsp_drv);
52 MODULE_LICENSE("GPL");
53