1 // SPDX-License-Identifier: GPL-2.0-only
2 /*
3  * Copyright (c) 2017 MediaTek Inc.
4  * Author: Weiyi Lu <weiyi.lu@mediatek.com>
5  */
6 
7 #include <linux/clk-provider.h>
8 #include <linux/platform_device.h>
9 
10 #include "clk-mtk.h"
11 #include "clk-gate.h"
12 
13 #include <dt-bindings/clock/mt2712-clk.h>
14 
15 static const struct mtk_gate_regs img_cg_regs = {
16 	.set_ofs = 0x0,
17 	.clr_ofs = 0x0,
18 	.sta_ofs = 0x0,
19 };
20 
21 #define GATE_IMG(_id, _name, _parent, _shift) {	\
22 		.id = _id,				\
23 		.name = _name,				\
24 		.parent_name = _parent,			\
25 		.regs = &img_cg_regs,			\
26 		.shift = _shift,			\
27 		.ops = &mtk_clk_gate_ops_no_setclr,	\
28 	}
29 
30 static const struct mtk_gate img_clks[] = {
31 	GATE_IMG(CLK_IMG_SMI_LARB2, "img_smi_larb2", "mm_sel", 0),
32 	GATE_IMG(CLK_IMG_SENINF_SCAM_EN, "img_scam_en", "csi0", 3),
33 	GATE_IMG(CLK_IMG_SENINF_CAM_EN, "img_cam_en", "mm_sel", 8),
34 	GATE_IMG(CLK_IMG_CAM_SV_EN, "img_cam_sv_en", "mm_sel", 9),
35 	GATE_IMG(CLK_IMG_CAM_SV1_EN, "img_cam_sv1_en", "mm_sel", 10),
36 	GATE_IMG(CLK_IMG_CAM_SV2_EN, "img_cam_sv2_en", "mm_sel", 11),
37 };
38 
39 static const struct mtk_clk_desc img_desc = {
40 	.clks = img_clks,
41 	.num_clks = ARRAY_SIZE(img_clks),
42 };
43 
44 static const struct of_device_id of_match_clk_mt2712_img[] = {
45 	{
46 		.compatible = "mediatek,mt2712-imgsys",
47 		.data = &img_desc,
48 	}, {
49 		/* sentinel */
50 	}
51 };
52 
53 static struct platform_driver clk_mt2712_img_drv = {
54 	.probe = mtk_clk_simple_probe,
55 	.remove = mtk_clk_simple_remove,
56 	.driver = {
57 		.name = "clk-mt2712-img",
58 		.of_match_table = of_match_clk_mt2712_img,
59 	},
60 };
61 
62 builtin_platform_driver(clk_mt2712_img_drv);
63