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https://github.com/AuxXxilium/linux_dsm_epyc7002.git
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f21738341c
This patch makes the AT91 gpio.c support processor-generic (AT91RM9200 and AT91SAM9xxx). The GPIO controllers supported by a particular AT91 processor are defined in the processor-specific file and are registered with gpio.c at startup. Signed-off-by: Andrew Victor <andrew@sanpeople.com> Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
42 lines
1.3 KiB
C
42 lines
1.3 KiB
C
/*
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* linux/arch/arm/mach-at91rm9200/generic.h
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*
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* Copyright (C) 2005 David Brownell
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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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/* Processors */
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extern void __init at91rm9200_initialize(unsigned long main_clock, unsigned short banks);
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/* Interrupts */
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extern void __init at91rm9200_init_interrupts(unsigned int priority[]);
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extern void __init at91_aic_init(unsigned int priority[]);
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/* Timer */
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struct sys_timer;
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extern struct sys_timer at91rm9200_timer;
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/* Clocks */
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extern int __init at91_clock_init(unsigned long main_clock);
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struct device;
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extern void __init at91_clock_associate(const char *id, struct device *dev, const char *func);
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/* Power Management */
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extern void at91_irq_suspend(void);
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extern void at91_irq_resume(void);
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/* GPIO */
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#define AT91RM9200_PQFP 3 /* AT91RM9200 PQFP package has 3 banks */
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#define AT91RM9200_BGA 4 /* AT91RM9200 BGA package has 4 banks */
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struct at91_gpio_bank {
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unsigned short id; /* peripheral ID */
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unsigned long offset; /* offset from system peripheral base */
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struct clk *clock; /* associated clock */
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};
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extern void __init at91_gpio_init(struct at91_gpio_bank *, int nr_banks);
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extern void __init at91_gpio_irq_setup(void);
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