90 lines
2.3 KiB
C
90 lines
2.3 KiB
C
// SPDX-License-Identifier: GPL-2.0-only
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/*
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* Copyright (c) 2022, Linaro Limited
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*/
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#include <linux/clk-provider.h>
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#include <linux/err.h>
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#include <linux/kernel.h>
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#include <linux/mod_devicetable.h>
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#include <linux/module.h>
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#include <linux/of.h>
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#include <linux/platform_device.h>
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#include <linux/regmap.h>
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#include <dt-bindings/clock/qcom,sc8280xp-lpasscc.h>
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#include "common.h"
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#include "reset.h"
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static const struct qcom_reset_map lpass_audiocc_sc8280xp_resets[] = {
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[LPASS_AUDIO_SWR_RX_CGCR] = { 0xa0, 1 },
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[LPASS_AUDIO_SWR_WSA_CGCR] = { 0xb0, 1 },
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[LPASS_AUDIO_SWR_WSA2_CGCR] = { 0xd8, 1 },
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};
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static struct regmap_config lpass_audiocc_sc8280xp_regmap_config = {
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.reg_bits = 32,
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.reg_stride = 4,
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.val_bits = 32,
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.name = "lpass-audio-csr",
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.max_register = 0x1000,
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};
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static const struct qcom_cc_desc lpass_audiocc_sc8280xp_reset_desc = {
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.config = &lpass_audiocc_sc8280xp_regmap_config,
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.resets = lpass_audiocc_sc8280xp_resets,
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.num_resets = ARRAY_SIZE(lpass_audiocc_sc8280xp_resets),
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};
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static const struct qcom_reset_map lpasscc_sc8280xp_resets[] = {
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[LPASS_AUDIO_SWR_TX_CGCR] = { 0xc010, 1 },
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};
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static struct regmap_config lpasscc_sc8280xp_regmap_config = {
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.reg_bits = 32,
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.reg_stride = 4,
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.val_bits = 32,
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.name = "lpass-tcsr",
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.max_register = 0x12000,
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};
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static const struct qcom_cc_desc lpasscc_sc8280xp_reset_desc = {
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.config = &lpasscc_sc8280xp_regmap_config,
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.resets = lpasscc_sc8280xp_resets,
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.num_resets = ARRAY_SIZE(lpasscc_sc8280xp_resets),
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};
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static const struct of_device_id lpasscc_sc8280xp_match_table[] = {
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{
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.compatible = "qcom,sc8280xp-lpassaudiocc",
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.data = &lpass_audiocc_sc8280xp_reset_desc,
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}, {
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.compatible = "qcom,sc8280xp-lpasscc",
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.data = &lpasscc_sc8280xp_reset_desc,
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},
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{ }
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};
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MODULE_DEVICE_TABLE(of, lpasscc_sc8280xp_match_table);
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static int lpasscc_sc8280xp_probe(struct platform_device *pdev)
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{
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const struct qcom_cc_desc *desc = of_device_get_match_data(&pdev->dev);
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return qcom_cc_probe_by_index(pdev, 0, desc);
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}
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static struct platform_driver lpasscc_sc8280xp_driver = {
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.probe = lpasscc_sc8280xp_probe,
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.driver = {
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.name = "lpasscc-sc8280xp",
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.of_match_table = lpasscc_sc8280xp_match_table,
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},
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};
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module_platform_driver(lpasscc_sc8280xp_driver);
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MODULE_AUTHOR("Srinivas Kandagatla <srinivas.kandagatla@linaro.org>");
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MODULE_DESCRIPTION("QTI LPASSCC SC8280XP Driver");
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MODULE_LICENSE("GPL");
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