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 venc_cg_regs = {
16 	.set_ofs = 0x4,
17 	.clr_ofs = 0x8,
18 	.sta_ofs = 0x0,
19 };
20 
21 #define GATE_VENC(_id, _name, _parent, _shift)	\
22 	GATE_MTK(_id, _name, _parent, &venc_cg_regs, _shift, &mtk_clk_gate_ops_setclr_inv)
23 
24 static const struct mtk_gate venc_clks[] = {
25 	GATE_VENC(CLK_VENC_SET0_LARB, "venc_set0_larb", "venc_sel", 0),
26 	GATE_VENC(CLK_VENC_SET1_VENC, "venc_set1_venc", "venc_sel", 4),
27 	GATE_VENC(CLK_VENC_SET2_JPGENC, "venc_set2_jpgenc", "venc_sel", 8),
28 	GATE_VENC(CLK_VENC_SET5_GALS, "venc_set5_gals", "venc_sel", 28),
29 };
30 
31 static const struct mtk_clk_desc venc_desc = {
32 	.clks = venc_clks,
33 	.num_clks = ARRAY_SIZE(venc_clks),
34 };
35 
36 static const struct of_device_id of_match_clk_mt8192_venc[] = {
37 	{
38 		.compatible = "mediatek,mt8192-vencsys",
39 		.data = &venc_desc,
40 	}, {
41 		/* sentinel */
42 	}
43 };
44 MODULE_DEVICE_TABLE(of, of_match_clk_mt8192_venc);
45 
46 static struct platform_driver clk_mt8192_venc_drv = {
47 	.probe = mtk_clk_simple_probe,
48 	.remove = mtk_clk_simple_remove,
49 	.driver = {
50 		.name = "clk-mt8192-venc",
51 		.of_match_table = of_match_clk_mt8192_venc,
52 	},
53 };
54 module_platform_driver(clk_mt8192_venc_drv);
55 MODULE_LICENSE("GPL");
56