xref: /rk3399_rockchip-uboot/include/ps2mult.h (revision 200779e3e2a9aeda7030b171a8c39d7797019917)
11c43771bSwdenk #ifndef __LINUX_PS2MULT_H
21c43771bSwdenk #define __LINUX_PS2MULT_H
31c43771bSwdenk 
41c43771bSwdenk #define kbd_request_region()		ps2mult_init()
51c43771bSwdenk #define kbd_request_irq(handler)	ps2mult_request_irq(handler)
61c43771bSwdenk 
71c43771bSwdenk #define kbd_read_input()		ps2mult_read_input()
81c43771bSwdenk #define kbd_read_status()		ps2mult_read_status()
91c43771bSwdenk #define kbd_write_output(val)		ps2mult_write_output(val)
101c43771bSwdenk #define kbd_write_command(val)		ps2mult_write_command(val)
111c43771bSwdenk 
121c43771bSwdenk #define aux_request_irq(hand, dev_id)	0
131c43771bSwdenk #define aux_free_irq(dev_id)
141c43771bSwdenk 
151c43771bSwdenk #define PS2MULT_KB_SELECTOR		0xA0
161c43771bSwdenk #define PS2MULT_MS_SELECTOR		0xA1
171c43771bSwdenk #define PS2MULT_ESCAPE			0x7D
181c43771bSwdenk #define PS2MULT_BSYNC			0x7E
191c43771bSwdenk #define PS2MULT_SESSION_START		0x55
201c43771bSwdenk #define PS2MULT_SESSION_END		0x56
211c43771bSwdenk 
221c43771bSwdenk #define	PS2BUF_SIZE			512	/* power of 2, please */
231c43771bSwdenk 
24c837dcb1Swdenk #ifndef CONFIG_PS2MULT_DELAY
25*6d0f6bcfSJean-Christophe PLAGNIOL-VILLARD #define CONFIG_PS2MULT_DELAY	(CONFIG_SYS_HZ/2)	/* Initial delay	*/
26c837dcb1Swdenk #endif
27c837dcb1Swdenk 
281c43771bSwdenk   /* PS/2 controller interface (include/asm/keyboard.h)
291c43771bSwdenk    */
301c43771bSwdenk extern int ps2mult_init (void);
311c43771bSwdenk extern int ps2mult_request_irq(void (*handler)(void *));
321c43771bSwdenk extern u_char ps2mult_read_input(void);
331c43771bSwdenk extern u_char ps2mult_read_status(void);
341c43771bSwdenk extern void ps2mult_write_output(u_char val);
351c43771bSwdenk extern void ps2mult_write_command(u_char val);
361c43771bSwdenk 
37c837dcb1Swdenk extern void ps2mult_early_init (void);
381c43771bSwdenk extern void ps2mult_callback (int in_cnt);
391c43771bSwdenk 
401c43771bSwdenk   /* Simple serial interface
411c43771bSwdenk    */
421c43771bSwdenk extern int ps2ser_init(void);
431c43771bSwdenk extern void ps2ser_putc(int chr);
441c43771bSwdenk extern int ps2ser_getc(void);
451c43771bSwdenk extern int ps2ser_check(void);
461c43771bSwdenk 
471c43771bSwdenk 
481c43771bSwdenk   /* Serial related stuff
491c43771bSwdenk    */
501c43771bSwdenk struct serial_state {
511c43771bSwdenk 	int	baud_base;
521c43771bSwdenk 	int	irq;
531c43771bSwdenk 	u8	*iomem_base;
541c43771bSwdenk };
551c43771bSwdenk 
561c43771bSwdenk #endif /* __LINUX_PS2MULT_H */
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