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 /* Finger-sensing Pad packet formating related definitions */ 69 70 /* absolute packet type */ 71 #define FSP_PKT_TYPE_NORMAL (0x00) 72 #define FSP_PKT_TYPE_ABS (0x01) 73 #define FSP_PKT_TYPE_NOTIFY (0x02) 74 #define FSP_PKT_TYPE_NORMAL_OPC (0x03) 75 #define FSP_PKT_TYPE_SHIFT (6) 76 77 /* bit definitions for the first byte of report packet */ 78 #define FSP_PB0_LBTN BIT(0) 79 #define FSP_PB0_RBTN BIT(1) 80 #define FSP_PB0_MBTN BIT(2) 81 #define FSP_PB0_MFMC_FGR2 FSP_PB0_MBTN 82 #define FSP_PB0_MUST_SET BIT(3) 83 #define FSP_PB0_PHY_BTN BIT(4) 84 #define FSP_PB0_MFMC BIT(5) 85 86 /* hardware revisions */ 87 #define FSP_VER_STL3888_A4 (0xC1) 88 #define FSP_VER_STL3888_B0 (0xD0) 89 #define FSP_VER_STL3888_B1 (0xD1) 90 #define FSP_VER_STL3888_B2 (0xD2) 91 #define FSP_VER_STL3888_C0 (0xE0) 92 #define FSP_VER_STL3888_C1 (0xE1) 93 #define FSP_VER_STL3888_D0 (0xE2) 94 #define FSP_VER_STL3888_D1 (0xE3) 95 #define FSP_VER_STL3888_E0 (0xE4) 96 97 #ifdef __KERNEL__ 98 99 struct fsp_data { 100 unsigned char ver; /* hardware version */ 101 unsigned char rev; /* hardware revison */ 102 unsigned int buttons; /* Number of buttons */ 103 unsigned int flags; 104 #define FSPDRV_FLAG_EN_OPC (0x001) /* enable on-pad clicking */ 105 106 bool vscroll; /* Vertical scroll zone enabled */ 107 bool hscroll; /* Horizontal scroll zone enabled */ 108 109 unsigned char last_reg; /* Last register we requested read from */ 110 unsigned char last_val; 111 unsigned int last_mt_fgr; /* Last seen finger(multitouch) */ 112 }; 113 114 #ifdef CONFIG_MOUSE_PS2_SENTELIC 115 extern int fsp_detect(struct psmouse *psmouse, bool set_properties); 116 extern int fsp_init(struct psmouse *psmouse); 117 #else 118 inline int fsp_detect(struct psmouse *psmouse, bool set_properties) 119 { 120 return -ENOSYS; 121 } 122 inline int fsp_init(struct psmouse *psmouse) 123 { 124 return -ENOSYS; 125 } 126 #endif 127 128 #endif /* __KERNEL__ */ 129 130 #endif /* !__SENTELIC_H */ 131