216e3b7abb
I want to reuse tosa/spitz gpio_reset code, but my board needs the reset gpio to be driven high during normal operation. Signed-off-by: Daniel Ribeiro <drwyrm@gmail.com> Acked-by: Dmitry Eremin-Solenikov <dbaryshkov@gmail.com> Signed-off-by: Eric Miao <eric.miao@marvell.com>
21 lines
678 B
C
21 lines
678 B
C
#ifndef __ASM_ARCH_RESET_H
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#define __ASM_ARCH_RESET_H
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#define RESET_STATUS_HARDWARE (1 << 0) /* Hardware Reset */
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#define RESET_STATUS_WATCHDOG (1 << 1) /* Watchdog Reset */
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#define RESET_STATUS_LOWPOWER (1 << 2) /* Low Power/Sleep Exit */
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#define RESET_STATUS_GPIO (1 << 3) /* GPIO Reset */
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#define RESET_STATUS_ALL (0xf)
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extern unsigned int reset_status;
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extern void clear_reset_status(unsigned int mask);
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/**
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* init_gpio_reset() - register GPIO as reset generator
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* @gpio: gpio nr
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* @output: set gpio as output instead of input during normal work
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* @level: output level
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*/
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extern int init_gpio_reset(int gpio, int output, int level);
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#endif /* __ASM_ARCH_RESET_H */
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