1 /* SPDX-License-Identifier: GPL-2.0-only */
2 /*
3  * arch/arm/mach-sa1100/include/mach/jornada720.h
4  *
5  * SSP/MCU communication definitions for HP Jornada 710/720/728
6  *
7  * Copyright 2007,2008 Kristoffer Ericson <Kristoffer.Ericson@gmail.com>
8  *  Copyright 2000 John Ankcorn <jca@lcs.mit.edu>
9  */
10 
11  /* HP Jornada 7xx microprocessor commands */
12 #define GETBATTERYDATA		0xc0
13 #define GETSCANKEYCODE		0x90
14 #define GETTOUCHSAMPLES		0xa0
15 #define GETCONTRAST		0xD0
16 #define SETCONTRAST		0xD1
17 #define GETBRIGHTNESS		0xD2
18 #define SETBRIGHTNESS		0xD3
19 #define CONTRASTOFF		0xD8
20 #define BRIGHTNESSOFF		0xD9
21 #define PWMOFF			0xDF
22 #define TXDUMMY			0x11
23 #define ERRORCODE		0x00
24 
25 extern void jornada_ssp_start(void);
26 extern void jornada_ssp_end(void);
27 extern int jornada_ssp_inout(u8 byte);
28 extern int jornada_ssp_byte(u8 byte);
29