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 "clk-gate.h"
7#include "clk-mtk.h"
8
9#include <dt-bindings/clock/mt8195-clk.h>
10#include <linux/clk-provider.h>
11#include <linux/platform_device.h>
12
13static const struct mtk_gate_regs imp_iic_wrap_cg_regs = {
14 .set_ofs = 0xe08,
15 .clr_ofs = 0xe04,
16 .sta_ofs = 0xe00,
17};
18
19#define GATE_IMP_IIC_WRAP(_id, _name, _parent, _shift) \
20 GATE_MTK_FLAGS(_id, _name, _parent, &imp_iic_wrap_cg_regs, _shift, \
21 &mtk_clk_gate_ops_setclr, CLK_OPS_PARENT_ENABLE)
22
23static const struct mtk_gate imp_iic_wrap_s_clks[] = {
24 GATE_IMP_IIC_WRAP(CLK_IMP_IIC_WRAP_S_I2C5, "imp_iic_wrap_s_i2c5", "top_i2c", 0),
25 GATE_IMP_IIC_WRAP(CLK_IMP_IIC_WRAP_S_I2C6, "imp_iic_wrap_s_i2c6", "top_i2c", 1),
26 GATE_IMP_IIC_WRAP(CLK_IMP_IIC_WRAP_S_I2C7, "imp_iic_wrap_s_i2c7", "top_i2c", 2),
27};
28
29static const struct mtk_gate imp_iic_wrap_w_clks[] = {
30 GATE_IMP_IIC_WRAP(CLK_IMP_IIC_WRAP_W_I2C0, "imp_iic_wrap_w_i2c0", "top_i2c", 0),
31 GATE_IMP_IIC_WRAP(CLK_IMP_IIC_WRAP_W_I2C1, "imp_iic_wrap_w_i2c1", "top_i2c", 1),
32 GATE_IMP_IIC_WRAP(CLK_IMP_IIC_WRAP_W_I2C2, "imp_iic_wrap_w_i2c2", "top_i2c", 2),
33 GATE_IMP_IIC_WRAP(CLK_IMP_IIC_WRAP_W_I2C3, "imp_iic_wrap_w_i2c3", "top_i2c", 3),
34 GATE_IMP_IIC_WRAP(CLK_IMP_IIC_WRAP_W_I2C4, "imp_iic_wrap_w_i2c4", "top_i2c", 4),
35};
36
37static const struct mtk_clk_desc imp_iic_wrap_s_desc = {
38 .clks = imp_iic_wrap_s_clks,
39 .num_clks = ARRAY_SIZE(imp_iic_wrap_s_clks),
40};
41
42static const struct mtk_clk_desc imp_iic_wrap_w_desc = {
43 .clks = imp_iic_wrap_w_clks,
44 .num_clks = ARRAY_SIZE(imp_iic_wrap_w_clks),
45};
46
47static const struct of_device_id of_match_clk_mt8195_imp_iic_wrap[] = {
48 {
49 .compatible = "mediatek,mt8195-imp_iic_wrap_s",
50 .data = &imp_iic_wrap_s_desc,
51 }, {
52 .compatible = "mediatek,mt8195-imp_iic_wrap_w",
53 .data = &imp_iic_wrap_w_desc,
54 }, {
55 /* sentinel */
56 }
57};
58MODULE_DEVICE_TABLE(of, of_match_clk_mt8195_imp_iic_wrap);
59
60static struct platform_driver clk_mt8195_imp_iic_wrap_drv = {
61 .probe = mtk_clk_simple_probe,
62 .remove_new = mtk_clk_simple_remove,
63 .driver = {
64 .name = "clk-mt8195-imp_iic_wrap",
65 .of_match_table = of_match_clk_mt8195_imp_iic_wrap,
66 },
67};
68module_platform_driver(clk_mt8195_imp_iic_wrap_drv);
69MODULE_LICENSE("GPL");
70

source code of linux/drivers/clk/mediatek/clk-mt8195-imp_iic_wrap.c