修改led为gpio

hc

2024-10-12 a5969cabbb4660eab42b6ef0412cbbd1200cf14d

 kernel/drivers/clk/versatile/clk-vexpress-osc.c
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@@ -1,12 +1,5 @@
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+// SPDX-License-Identifier: GPL-2.0-only
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 /*
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- * This program is free software; you can redistribute it and/or modify
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- * it under the terms of the GNU General Public License version 2 as
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- * published by the Free Software Foundation.
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- *
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- * This program is distributed in the hope that it will be useful,
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- * but WITHOUT ANY WARRANTY; without even the implied warranty of
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- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
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- * GNU General Public License for more details.
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  *
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  * Copyright (C) 2012 ARM Limited
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  */
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@@ -14,6 +7,7 @@
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 #include <linux/clkdev.h>
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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/of.h>
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 #include <linux/platform_device.h>
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 #include <linux/slab.h>
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@@ -70,10 +64,10 @@
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 static int vexpress_osc_probe(struct platform_device *pdev)
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 {
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-	struct clk_init_data init = {};
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+	struct clk_init_data init;
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 	struct vexpress_osc *osc;
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-	struct clk *clk;
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 	u32 range[2];
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+	int ret;
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 	osc = devm_kzalloc(&pdev->dev, sizeof(*osc), GFP_KERNEL);
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 	if (!osc)
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@@ -99,11 +93,11 @@
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 	osc->hw.init = &init;
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-	clk = clk_register(NULL, &osc->hw);
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-	if (IS_ERR(clk))
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-		return PTR_ERR(clk);
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+	ret = devm_clk_hw_register(&pdev->dev, &osc->hw);
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+	if (ret < 0)
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+		return ret;
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-	of_clk_add_provider(pdev->dev.of_node, of_clk_src_simple_get, clk);
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+	devm_of_clk_add_hw_provider(&pdev->dev, of_clk_hw_simple_get, &osc->hw);
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 	clk_hw_set_rate_range(&osc->hw, osc->rate_min, osc->rate_max);
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 	dev_dbg(&pdev->dev, "Registered clock '%s'\n", init.name);
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@@ -115,6 +109,7 @@
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 	{ .compatible = "arm,vexpress-osc", },
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 	{}
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 };
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+MODULE_DEVICE_TABLE(of, vexpress_osc_of_match);
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 static struct platform_driver vexpress_osc_driver = {
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 	.driver	= {
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@@ -123,9 +118,5 @@
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 	},
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 	.probe = vexpress_osc_probe,
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 };
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-
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-static int __init vexpress_osc_init(void)
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-{
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-	return platform_driver_register(&vexpress_osc_driver);
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-}
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-core_initcall(vexpress_osc_init);
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+module_platform_driver(vexpress_osc_driver);
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+MODULE_LICENSE("GPL v2");