1/*- 2 * Finger Sensing Pad PS/2 mouse driver. 3 * 4 * Copyright (C) 2005-2007 Asia Vital Components Co., Ltd. 5 * Copyright (C) 2005-2009 Tai-hwa Liang, Sentelic Corporation. 6 * 7 * This program is free software; you can redistribute it and/or 8 * modify it under the terms of the GNU General Public License 9 * as published by the Free Software Foundation; either version 2 10 * of the License, or (at your option) any later version. 11 * 12 * This program is distributed in the hope that it will be useful, 13 * but WITHOUT ANY WARRANTY; without even the implied warranty of 14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 15 * GNU General Public License for more details. 16 * 17 * You should have received a copy of the GNU General Public License 18 * along with this program; if not, write to the Free Software 19 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. 20 */ 21 22#ifndef __SENTELIC_H 23#define __SENTELIC_H 24 25/* Finger-sensing Pad information registers */ 26#define FSP_REG_DEVICE_ID 0x00 27#define FSP_REG_VERSION 0x01 28#define FSP_REG_REVISION 0x04 29#define FSP_REG_TMOD_STATUS1 0x0B 30#define FSP_BIT_NO_ROTATION BIT(3) 31#define FSP_REG_PAGE_CTRL 0x0F 32 33/* Finger-sensing Pad control registers */ 34#define FSP_REG_SYSCTL1 0x10 35#define FSP_BIT_EN_REG_CLK BIT(5) 36#define FSP_REG_OPC_QDOWN 0x31 37#define FSP_BIT_EN_OPC_TAG BIT(7) 38#define FSP_REG_OPTZ_XLO 0x34 39#define FSP_REG_OPTZ_XHI 0x35 40#define FSP_REG_OPTZ_YLO 0x36 41#define FSP_REG_OPTZ_YHI 0x37 42#define FSP_REG_SYSCTL5 0x40 43#define FSP_BIT_90_DEGREE BIT(0) 44#define FSP_BIT_EN_MSID6 BIT(1) 45#define FSP_BIT_EN_MSID7 BIT(2) 46#define FSP_BIT_EN_MSID8 BIT(3) 47#define FSP_BIT_EN_AUTO_MSID8 BIT(5) 48#define FSP_BIT_EN_PKT_G0 BIT(6) 49 50#define FSP_REG_ONPAD_CTL 0x43 51#define FSP_BIT_ONPAD_ENABLE BIT(0) 52#define FSP_BIT_ONPAD_FBBB BIT(1) 53#define FSP_BIT_FIX_VSCR BIT(3) 54#define FSP_BIT_FIX_HSCR BIT(5) 55#define FSP_BIT_DRAG_LOCK BIT(6) 56 57/* Finger-sensing Pad packet formating related definitions */ 58 59/* absolute packet type */ 60#define FSP_PKT_TYPE_NORMAL (0x00) 61#define FSP_PKT_TYPE_ABS (0x01) 62#define FSP_PKT_TYPE_NOTIFY (0x02) 63#define FSP_PKT_TYPE_NORMAL_OPC (0x03) 64#define FSP_PKT_TYPE_SHIFT (6) 65 66#ifdef __KERNEL__ 67 68struct fsp_data { 69 unsigned char ver; /* hardware version */ 70 unsigned char rev; /* hardware revison */ 71 unsigned char buttons; /* Number of buttons */ 72 unsigned int flags; 73#define FSPDRV_FLAG_EN_OPC (0x001) /* enable on-pad clicking */ 74 75 bool vscroll; /* Vertical scroll zone enabled */ 76 bool hscroll; /* Horizontal scroll zone enabled */ 77 78 unsigned char last_reg; /* Last register we requested read from */ 79 unsigned char last_val; 80}; 81 82#ifdef CONFIG_MOUSE_PS2_SENTELIC 83extern int fsp_detect(struct psmouse *psmouse, bool set_properties); 84extern int fsp_init(struct psmouse *psmouse); 85#else 86inline int fsp_detect(struct psmouse *psmouse, bool set_properties) 87{ 88 return -ENOSYS; 89} 90inline int fsp_init(struct psmouse *psmouse) 91{ 92 return -ENOSYS; 93} 94#endif 95 96#endif /* __KERNEL__ */ 97 98#endif /* !__SENTELIC_H */ 99