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47 lines
1.1 KiB
47 lines
1.1 KiB
// SPDX-License-Identifier: GPL-2.0-only |
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/* |
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* Intel Low Power Subsystem clocks. |
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* |
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* Copyright (C) 2013, Intel Corporation |
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* Authors: Mika Westerberg <[email protected]> |
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* Heikki Krogerus <[email protected]> |
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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/module.h> |
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#include <linux/platform_data/x86/clk-lpss.h> |
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#include <linux/platform_device.h> |
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static int lpss_atom_clk_probe(struct platform_device *pdev) |
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{ |
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struct lpss_clk_data *drvdata; |
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struct clk *clk; |
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drvdata = devm_kzalloc(&pdev->dev, sizeof(*drvdata), GFP_KERNEL); |
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if (!drvdata) |
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return -ENOMEM; |
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/* LPSS free running clock */ |
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drvdata->name = "lpss_clk"; |
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clk = clk_register_fixed_rate(&pdev->dev, drvdata->name, NULL, |
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0, 100000000); |
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if (IS_ERR(clk)) |
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return PTR_ERR(clk); |
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drvdata->clk = clk; |
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platform_set_drvdata(pdev, drvdata); |
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return 0; |
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} |
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static struct platform_driver lpss_atom_clk_driver = { |
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.driver = { |
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.name = "clk-lpss-atom", |
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}, |
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.probe = lpss_atom_clk_probe, |
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}; |
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int __init lpss_atom_clk_init(void) |
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{ |
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return platform_driver_register(&lpss_atom_clk_driver); |
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}
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