1// SPDX-License-Identifier: GPL-2.0-only
2/*
3 * Copyright (c) 2017 MediaTek Inc.
4 * Author: Kevin Chen <kevin-cw.chen@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/mt6797-clk.h>
14
15static const struct mtk_gate_regs venc_cg_regs = {
16 .set_ofs = 0x0004,
17 .clr_ofs = 0x0008,
18 .sta_ofs = 0x0000,
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
24static const struct mtk_gate venc_clks[] = {
25 GATE_VENC(CLK_VENC_0, "venc_0", "mm_sel", 0),
26 GATE_VENC(CLK_VENC_1, "venc_1", "venc_sel", 4),
27 GATE_VENC(CLK_VENC_2, "venc_2", "venc_sel", 8),
28 GATE_VENC(CLK_VENC_3, "venc_3", "venc_sel", 12),
29};
30
31static const struct mtk_clk_desc venc_desc = {
32 .clks = venc_clks,
33 .num_clks = ARRAY_SIZE(venc_clks),
34};
35
36static const struct of_device_id of_match_clk_mt6797_venc[] = {
37 {
38 .compatible = "mediatek,mt6797-vencsys",
39 .data = &venc_desc,
40 }, {
41 /* sentinel */
42 }
43};
44MODULE_DEVICE_TABLE(of, of_match_clk_mt6797_venc);
45
46static struct platform_driver clk_mt6797_venc_drv = {
47 .probe = mtk_clk_simple_probe,
48 .remove_new = mtk_clk_simple_remove,
49 .driver = {
50 .name = "clk-mt6797-venc",
51 .of_match_table = of_match_clk_mt6797_venc,
52 },
53};
54module_platform_driver(clk_mt6797_venc_drv);
55MODULE_LICENSE("GPL");
56

source code of linux/drivers/clk/mediatek/clk-mt6797-venc.c