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