1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
|
// SPDX-License-Identifier: GPL-2.0
/*
* Copyright (c) 2018 MediaTek Inc.
* Author: Owen Chen <owen.chen@mediatek.com>
*/
#include <linux/clk-provider.h>
#include <linux/platform_device.h>
#include "clk-mtk.h"
#include "clk-gate.h"
#include <dt-bindings/clock/mt6765-clk.h>
static const struct mtk_gate_regs audio0_cg_regs = {
.set_ofs = 0x0,
.clr_ofs = 0x0,
.sta_ofs = 0x0,
};
static const struct mtk_gate_regs audio1_cg_regs = {
.set_ofs = 0x4,
.clr_ofs = 0x4,
.sta_ofs = 0x4,
};
#define GATE_AUDIO0(_id, _name, _parent, _shift) \
GATE_MTK(_id, _name, _parent, &audio0_cg_regs, _shift, &mtk_clk_gate_ops_no_setclr)
#define GATE_AUDIO1(_id, _name, _parent, _shift) \
GATE_MTK(_id, _name, _parent, &audio1_cg_regs, _shift, &mtk_clk_gate_ops_no_setclr)
static const struct mtk_gate audio_clks[] = {
/* AUDIO0 */
GATE_AUDIO0(CLK_AUDIO_AFE, "aud_afe", "audio_ck", 2),
GATE_AUDIO0(CLK_AUDIO_22M, "aud_22m", "aud_engen1_ck", 8),
GATE_AUDIO0(CLK_AUDIO_APLL_TUNER, "aud_apll_tuner",
"aud_engen1_ck", 19),
GATE_AUDIO0(CLK_AUDIO_ADC, "aud_adc", "audio_ck", 24),
GATE_AUDIO0(CLK_AUDIO_DAC, "aud_dac", "audio_ck", 25),
GATE_AUDIO0(CLK_AUDIO_DAC_PREDIS, "aud_dac_predis",
"audio_ck", 26),
GATE_AUDIO0(CLK_AUDIO_TML, "aud_tml", "audio_ck", 27),
/* AUDIO1 */
GATE_AUDIO1(CLK_AUDIO_I2S1_BCLK, "aud_i2s1_bclk",
"audio_ck", 4),
GATE_AUDIO1(CLK_AUDIO_I2S2_BCLK, "aud_i2s2_bclk",
"audio_ck", 5),
GATE_AUDIO1(CLK_AUDIO_I2S3_BCLK, "aud_i2s3_bclk",
"audio_ck", 6),
GATE_AUDIO1(CLK_AUDIO_I2S4_BCLK, "aud_i2s4_bclk",
"audio_ck", 7),
};
static const struct mtk_clk_desc audio_desc = {
.clks = audio_clks,
.num_clks = ARRAY_SIZE(audio_clks),
};
static const struct of_device_id of_match_clk_mt6765_audio[] = {
{
.compatible = "mediatek,mt6765-audsys",
.data = &audio_desc,
}, {
/* sentinel */
}
};
static struct platform_driver clk_mt6765_audio_drv = {
.probe = mtk_clk_simple_probe,
.remove = mtk_clk_simple_remove,
.driver = {
.name = "clk-mt6765-audio",
.of_match_table = of_match_clk_mt6765_audio,
},
};
builtin_platform_driver(clk_mt6765_audio_drv);
|
