change system file

hc

2024-10-09 244b2c5ca8b14627e4a17755e5922221e121c771

 kernel/arch/x86/include/asm/apb_timer.h
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@@ -1,13 +1,9 @@
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+/* SPDX-License-Identifier: GPL-2.0-only */
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 /*
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  * apb_timer.h: Driver for Langwell APB timer based on Synopsis DesignWare
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  *
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  * (C) Copyright 2009 Intel Corporation
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  * Author: Jacob Pan (jacob.jun.pan@intel.com)
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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; version 2
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- * of the License.
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  *
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  * Note:
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  */
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@@ -29,11 +25,7 @@
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 #define APBT_MIN_FREQ          1000000
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 #define APBT_MMAP_SIZE         1024
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-#define APBT_DEV_USED  1
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-
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 extern void apbt_time_init(void);
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-extern unsigned long apbt_quick_calibrate(void);
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-extern int arch_setup_apbt_irqs(int irq, int trigger, int mask, int cpu);
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 extern void apbt_setup_secondary_clock(void);
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 extern struct sfi_timer_table_entry *sfi_get_mtmr(int hint);
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@@ -42,7 +34,6 @@
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 #else /* CONFIG_APB_TIMER */
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-static inline unsigned long apbt_quick_calibrate(void) {return 0; }
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 static inline void apbt_time_init(void) { }
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 #endif