GNU Linux-libre 6.8.9-gnu
[releases.git] / drivers / clk / mediatek / clk-mt6779-venc.c
1 // SPDX-License-Identifier: GPL-2.0
2 /*
3  * Copyright (c) 2019 MediaTek Inc.
4  * Author: Wendell Lin <wendell.lin@mediatek.com>
5  */
6
7 #include <linux/module.h>
8 #include <linux/clk-provider.h>
9 #include <linux/platform_device.h>
10
11 #include "clk-mtk.h"
12 #include "clk-gate.h"
13
14 #include <dt-bindings/clock/mt6779-clk.h>
15
16 static const struct mtk_gate_regs venc_cg_regs = {
17         .set_ofs = 0x0004,
18         .clr_ofs = 0x0008,
19         .sta_ofs = 0x0000,
20 };
21
22 #define GATE_VENC_I(_id, _name, _parent, _shift)                \
23         GATE_MTK(_id, _name, _parent, &venc_cg_regs, _shift,    \
24                 &mtk_clk_gate_ops_setclr_inv)
25
26 static const struct mtk_gate venc_clks[] = {
27         GATE_VENC_I(CLK_VENC_GCON_LARB, "venc_larb", "venc_sel", 0),
28         GATE_VENC_I(CLK_VENC_GCON_VENC, "venc_venc", "venc_sel", 4),
29         GATE_VENC_I(CLK_VENC_GCON_JPGENC, "venc_jpgenc", "venc_sel", 8),
30         GATE_VENC_I(CLK_VENC_GCON_GALS, "venc_gals", "venc_sel", 28),
31 };
32
33 static const struct mtk_clk_desc venc_desc = {
34         .clks = venc_clks,
35         .num_clks = ARRAY_SIZE(venc_clks),
36 };
37
38 static const struct of_device_id of_match_clk_mt6779_venc[] = {
39         {
40                 .compatible = "mediatek,mt6779-vencsys",
41                 .data = &venc_desc,
42         }, {
43                 /* sentinel */
44         }
45 };
46 MODULE_DEVICE_TABLE(of, of_match_clk_mt6779_venc);
47
48 static struct platform_driver clk_mt6779_venc_drv = {
49         .probe = mtk_clk_simple_probe,
50         .remove_new = mtk_clk_simple_remove,
51         .driver = {
52                 .name = "clk-mt6779-venc",
53                 .of_match_table = of_match_clk_mt6779_venc,
54         },
55 };
56
57 module_platform_driver(clk_mt6779_venc_drv);
58 MODULE_LICENSE("GPL");