1/*- 2 * Finger Sensing Pad PS/2 mouse driver. 3 * 4 * Copyright (C) 2005-2007 Asia Vital Components Co., Ltd. 5 * Copyright (C) 2005-2012 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_TMOD_STATUS 0x20 37#define FSP_REG_OPC_QDOWN 0x31 38#define FSP_BIT_EN_OPC_TAG BIT(7) 39#define FSP_REG_OPTZ_XLO 0x34 40#define FSP_REG_OPTZ_XHI 0x35 41#define FSP_REG_OPTZ_YLO 0x36 42#define FSP_REG_OPTZ_YHI 0x37 43#define FSP_REG_SYSCTL5 0x40 44#define FSP_BIT_90_DEGREE BIT(0) 45#define FSP_BIT_EN_MSID6 BIT(1) 46#define FSP_BIT_EN_MSID7 BIT(2) 47#define FSP_BIT_EN_MSID8 BIT(3) 48#define FSP_BIT_EN_AUTO_MSID8 BIT(5) 49#define FSP_BIT_EN_PKT_G0 BIT(6) 50 51#define FSP_REG_ONPAD_CTL 0x43 52#define FSP_BIT_ONPAD_ENABLE BIT(0) 53#define FSP_BIT_ONPAD_FBBB BIT(1) 54#define FSP_BIT_FIX_VSCR BIT(3) 55#define FSP_BIT_FIX_HSCR BIT(5) 56#define FSP_BIT_DRAG_LOCK BIT(6) 57 58#define FSP_REG_SWC1 (0x90) 59#define FSP_BIT_SWC1_EN_ABS_1F BIT(0) 60#define FSP_BIT_SWC1_EN_GID BIT(1) 61#define FSP_BIT_SWC1_EN_ABS_2F BIT(2) 62#define FSP_BIT_SWC1_EN_FUP_OUT BIT(3) 63#define FSP_BIT_SWC1_EN_ABS_CON BIT(4) 64#define FSP_BIT_SWC1_GST_GRP0 BIT(5) 65#define FSP_BIT_SWC1_GST_GRP1 BIT(6) 66#define FSP_BIT_SWC1_BX_COMPAT BIT(7) 67 68#define FSP_PAGE_0B (0x0b) 69#define FSP_PAGE_82 (0x82) 70#define FSP_PAGE_DEFAULT FSP_PAGE_82 71 72#define FSP_REG_SN0 (0x40) 73#define FSP_REG_SN1 (0x41) 74#define FSP_REG_SN2 (0x42) 75 76/* Finger-sensing Pad packet formating related definitions */ 77 78/* absolute packet type */ 79#define FSP_PKT_TYPE_NORMAL (0x00) 80#define FSP_PKT_TYPE_ABS (0x01) 81#define FSP_PKT_TYPE_NOTIFY (0x02) 82#define FSP_PKT_TYPE_NORMAL_OPC (0x03) 83#define FSP_PKT_TYPE_SHIFT (6) 84 85/* bit definitions for the first byte of report packet */ 86#define FSP_PB0_LBTN BIT(0) 87#define FSP_PB0_RBTN BIT(1) 88#define FSP_PB0_MBTN BIT(2) 89#define FSP_PB0_MFMC_FGR2 FSP_PB0_MBTN 90#define FSP_PB0_MUST_SET BIT(3) 91#define FSP_PB0_PHY_BTN BIT(4) 92#define FSP_PB0_MFMC BIT(5) 93 94/* hardware revisions */ 95#define FSP_VER_STL3888_A4 (0xC1) 96#define FSP_VER_STL3888_B0 (0xD0) 97#define FSP_VER_STL3888_B1 (0xD1) 98#define FSP_VER_STL3888_B2 (0xD2) 99#define FSP_VER_STL3888_C0 (0xE0) 100#define FSP_VER_STL3888_C1 (0xE1) 101#define FSP_VER_STL3888_D0 (0xE2) 102#define FSP_VER_STL3888_D1 (0xE3) 103#define FSP_VER_STL3888_E0 (0xE4) 104 105#ifdef __KERNEL__ 106 107struct fsp_data { 108 unsigned char ver; /* hardware version */ 109 unsigned char rev; /* hardware revison */ 110 unsigned int buttons; /* Number of buttons */ 111 unsigned int flags; 112#define FSPDRV_FLAG_EN_OPC (0x001) /* enable on-pad clicking */ 113 114 bool vscroll; /* Vertical scroll zone enabled */ 115 bool hscroll; /* Horizontal scroll zone enabled */ 116 117 unsigned char last_reg; /* Last register we requested read from */ 118 unsigned char last_val; 119 unsigned int last_mt_fgr; /* Last seen finger(multitouch) */ 120}; 121 122#ifdef CONFIG_MOUSE_PS2_SENTELIC 123extern int fsp_detect(struct psmouse *psmouse, bool set_properties); 124extern int fsp_init(struct psmouse *psmouse); 125#else 126static inline int fsp_detect(struct psmouse *psmouse, bool set_properties) 127{ 128 return -ENOSYS; 129} 130static inline int fsp_init(struct psmouse *psmouse) 131{ 132 return -ENOSYS; 133} 134#endif 135 136#endif /* __KERNEL__ */ 137 138#endif /* !__SENTELIC_H */ 139