lpasscc-sm6115.c

 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
19static const struct qcom_reset_map lpass_audiocc_sm6115_resets[] = {
20	[LPASS_AUDIO_SWR_RX_CGCR] = { .reg = 0x98, .bit = 1, .udelay = 500 },
21};
22
23static 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
31static 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
37static const struct qcom_reset_map lpasscc_sm6115_resets[] = {
38	[LPASS_SWR_TX_CONFIG_CGCR] = { .reg = 0x100, .bit = 1, .udelay = 500 },
39};
40
41static 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
49static 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
55static 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};
65MODULE_DEVICE_TABLE(of, lpasscc_sm6115_match_table);
66
67static 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
74static 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
82module_platform_driver(lpasscc_sm6115_driver);
83
84MODULE_DESCRIPTION("QTI LPASSCC SM6115 Driver");
85MODULE_LICENSE("GPL");