修改led为gpio

hc

2024-10-12 a5969cabbb4660eab42b6ef0412cbbd1200cf14d

 kernel/drivers/char/hw_random/hisi-rng.c
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@@ -1,9 +1,6 @@
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+// SPDX-License-Identifier: GPL-2.0-only
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 /*
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  * Copyright (C) 2016 HiSilicon Co., Ltd.
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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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 #include <linux/err.h>
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@@ -76,7 +73,6 @@
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 static int hisi_rng_probe(struct platform_device *pdev)
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 {
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 	struct hisi_rng *rng;
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-	struct resource *res;
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 	int ret;
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 	rng = devm_kzalloc(&pdev->dev, sizeof(*rng), GFP_KERNEL);
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@@ -85,8 +81,7 @@
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 	platform_set_drvdata(pdev, rng);
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-	res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
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-	rng->base = devm_ioremap_resource(&pdev->dev, res);
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+	rng->base = devm_platform_ioremap_resource(pdev, 0);
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 	if (IS_ERR(rng->base))
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 		return PTR_ERR(rng->base);
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@@ -104,7 +99,7 @@
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 	return 0;
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 }
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-static const struct of_device_id hisi_rng_dt_ids[] = {
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+static const struct of_device_id hisi_rng_dt_ids[] __maybe_unused = {
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 	{ .compatible = "hisilicon,hip04-rng" },
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 	{ .compatible = "hisilicon,hip05-rng" },
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 	{ }