1 // SPDX-License-Identifier: GPL-2.0-only
2 /*
3 * Copyright (c) 2022, 2023 Linaro Limited
4 */
5
6 #include <linux/clk-provider.h>
7 #include <linux/err.h>
8 #include <linux/kernel.h>
9 #include <linux/module.h>
10 #include <linux/mod_devicetable.h>
11 #include <linux/platform_device.h>
12 #include <linux/regmap.h>
13
14 #include <dt-bindings/clock/qcom,sm6115-lpasscc.h>
15
16 #include "common.h"
17 #include "reset.h"
18
19 static const struct qcom_reset_map lpass_audiocc_sm6115_resets[] = {
20 [LPASS_AUDIO_SWR_RX_CGCR] = { .reg = 0x98, .bit = 1, .udelay = 500 },
21 };
22
23 static struct regmap_config lpass_audiocc_sm6115_regmap_config = {
24 .reg_bits = 32,
25 .reg_stride = 4,
26 .val_bits = 32,
27 .name = "lpass-audio-csr",
28 .max_register = 0x1000,
29 };
30
31 static const struct qcom_cc_desc lpass_audiocc_sm6115_reset_desc = {
32 .config = &lpass_audiocc_sm6115_regmap_config,
33 .resets = lpass_audiocc_sm6115_resets,
34 .num_resets = ARRAY_SIZE(lpass_audiocc_sm6115_resets),
35 };
36
37 static const struct qcom_reset_map lpasscc_sm6115_resets[] = {
38 [LPASS_SWR_TX_CONFIG_CGCR] = { .reg = 0x100, .bit = 1, .udelay = 500 },
39 };
40
41 static struct regmap_config lpasscc_sm6115_regmap_config = {
42 .reg_bits = 32,
43 .reg_stride = 4,
44 .val_bits = 32,
45 .name = "lpass-tcsr",
46 .max_register = 0x1000,
47 };
48
49 static const struct qcom_cc_desc lpasscc_sm6115_reset_desc = {
50 .config = &lpasscc_sm6115_regmap_config,
51 .resets = lpasscc_sm6115_resets,
52 .num_resets = ARRAY_SIZE(lpasscc_sm6115_resets),
53 };
54
55 static const struct of_device_id lpasscc_sm6115_match_table[] = {
56 {
57 .compatible = "qcom,sm6115-lpassaudiocc",
58 .data = &lpass_audiocc_sm6115_reset_desc,
59 }, {
60 .compatible = "qcom,sm6115-lpasscc",
61 .data = &lpasscc_sm6115_reset_desc,
62 },
63 { },
64 };
65 MODULE_DEVICE_TABLE(of, lpasscc_sm6115_match_table);
66
lpasscc_sm6115_probe(struct platform_device * pdev)67 static int lpasscc_sm6115_probe(struct platform_device *pdev)
68 {
69 const struct qcom_cc_desc *desc = of_device_get_match_data(&pdev->dev);
70
71 return qcom_cc_probe_by_index(pdev, 0, desc);
72 }
73
74 static struct platform_driver lpasscc_sm6115_driver = {
75 .probe = lpasscc_sm6115_probe,
76 .driver = {
77 .name = "lpasscc-sm6115",
78 .of_match_table = lpasscc_sm6115_match_table,
79 },
80 };
81
82 module_platform_driver(lpasscc_sm6115_driver);
83
84 MODULE_DESCRIPTION("QTI LPASSCC SM6115 Driver");
85 MODULE_LICENSE("GPL");
86