mirror of https://gitee.com/openkylin/linux.git
58 lines
937 B
C
58 lines
937 B
C
/* SPDX-License-Identifier: GPL-2.0-only */
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#ifndef _I8042_PPCIO_H
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#define _I8042_PPCIO_H
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#if defined(CONFIG_WALNUT)
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#define I8042_KBD_IRQ 25
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#define I8042_AUX_IRQ 26
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#define I8042_KBD_PHYS_DESC "walnutps2/serio0"
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#define I8042_AUX_PHYS_DESC "walnutps2/serio1"
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#define I8042_MUX_PHYS_DESC "walnutps2/serio%d"
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extern void *kb_cs;
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extern void *kb_data;
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#define I8042_COMMAND_REG (*(int *)kb_cs)
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#define I8042_DATA_REG (*(int *)kb_data)
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static inline int i8042_read_data(void)
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{
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return readb(kb_data);
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}
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static inline int i8042_read_status(void)
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{
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return readb(kb_cs);
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}
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static inline void i8042_write_data(int val)
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{
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writeb(val, kb_data);
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}
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static inline void i8042_write_command(int val)
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{
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writeb(val, kb_cs);
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}
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static inline int i8042_platform_init(void)
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{
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i8042_reset = I8042_RESET_ALWAYS;
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return 0;
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}
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static inline void i8042_platform_exit(void)
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{
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}
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#else
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#include "i8042-io.h"
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#endif
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#endif /* _I8042_PPCIO_H */
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