修改led为gpio

hc

2024-10-12 a5969cabbb4660eab42b6ef0412cbbd1200cf14d

 kernel/arch/powerpc/platforms/pseries/rng.c
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@@ -1,10 +1,6 @@
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+// SPDX-License-Identifier: GPL-2.0-or-later
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 /*
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  * Copyright 2013, Michael Ellerman, IBM Corporation.
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- *
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- * This program is free software; you can redistribute it and/or
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- * modify it under the terms of the GNU General Public License
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- * as published by the Free Software Foundation; either version
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- * 2 of the License, or (at your option) any later version.
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  */
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 #define pr_fmt(fmt)	"pseries-rng: " fmt
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@@ -14,6 +10,7 @@
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 #include <asm/archrandom.h>
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 #include <asm/machdep.h>
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 #include <asm/plpar_wrappers.h>
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+#include "pseries.h"
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 static int pseries_get_random_long(unsigned long *v)
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@@ -28,19 +25,13 @@
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 	return 0;
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 }
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-static __init int rng_init(void)
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+void __init pseries_rng_init(void)
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 {
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 	struct device_node *dn;
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 	dn = of_find_compatible_node(NULL, NULL, "ibm,random");
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 	if (!dn)
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-		return -ENODEV;
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-
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-	pr_info("Registering arch random hook.\n");
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-
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+		return;
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 	ppc_md.get_random_seed = pseries_get_random_long;
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-
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 	of_node_put(dn);
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-	return 0;
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 }
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-machine_subsys_initcall(pseries, rng_init);