tjh.dev
Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
1// SPDX-License-Identifier: GPL-2.0
2/*
3 * Copyright (c) 2020 MediaTek Inc.
4 * Copyright (c) 2020 BayLibre, SAS
5 * Author: James Liao <jamesjj.liao@mediatek.com>
6 * Fabien Parent <fparent@baylibre.com>
7 */
8
9#include <linux/clk-provider.h>
10#include <linux/of.h>
11#include <linux/of_address.h>
12#include <linux/of_device.h>
13#include <linux/platform_device.h>
14
15#include "clk-mtk.h"
16#include "clk-gate.h"
17
18#include <dt-bindings/clock/mt8167-clk.h>
19
20static const struct mtk_gate_regs img_cg_regs = {
21 .set_ofs = 0x4,
22 .clr_ofs = 0x8,
23 .sta_ofs = 0x0,
24};
25
26#define GATE_IMG(_id, _name, _parent, _shift) \
27 GATE_MTK(_id, _name, _parent, &img_cg_regs, _shift, &mtk_clk_gate_ops_setclr)
28
29static const struct mtk_gate img_clks[] = {
30 GATE_IMG(CLK_IMG_LARB1_SMI, "img_larb1_smi", "smi_mm", 0),
31 GATE_IMG(CLK_IMG_CAM_SMI, "img_cam_smi", "smi_mm", 5),
32 GATE_IMG(CLK_IMG_CAM_CAM, "img_cam_cam", "smi_mm", 6),
33 GATE_IMG(CLK_IMG_SEN_TG, "img_sen_tg", "cam_mm", 7),
34 GATE_IMG(CLK_IMG_SEN_CAM, "img_sen_cam", "smi_mm", 8),
35 GATE_IMG(CLK_IMG_VENC, "img_venc", "smi_mm", 9),
36};
37
38static const struct mtk_clk_desc img_desc = {
39 .clks = img_clks,
40 .num_clks = ARRAY_SIZE(img_clks),
41};
42
43static const struct of_device_id of_match_clk_mt8167_imgsys[] = {
44 { .compatible = "mediatek,mt8167-imgsys", .data = &img_desc },
45 { /* sentinel */ }
46};
47MODULE_DEVICE_TABLE(of, of_match_clk_mt8167_imgsys);
48
49static struct platform_driver clk_mt8167_imgsys_drv = {
50 .probe = mtk_clk_simple_probe,
51 .remove_new = mtk_clk_simple_remove,
52 .driver = {
53 .name = "clk-mt8167-imgsys",
54 .of_match_table = of_match_clk_mt8167_imgsys,
55 },
56};
57module_platform_driver(clk_mt8167_imgsys_drv);
58MODULE_LICENSE("GPL");