diff options
Diffstat (limited to 'driver/touchpad_st.h')
| -rw-r--r-- | driver/touchpad_st.h | 274 |
1 files changed, 0 insertions, 274 deletions
diff --git a/driver/touchpad_st.h b/driver/touchpad_st.h deleted file mode 100644 index a6534f278f..0000000000 --- a/driver/touchpad_st.h +++ /dev/null @@ -1,274 +0,0 @@ -/* Copyright 2018 The Chromium OS Authors. All rights reserved. - * Use of this source code is governed by a BSD-style license that can be - * found in the LICENSE file. - */ - -#ifndef __CROS_EC_TOUCHPAD_ST_H -#define __CROS_EC_TOUCHPAD_ST_H - -#include <stdint.h> - -#include "common.h" - -#define ST_VENDOR_ID 0x0483 - -#define ST_TP_EXTRA_BYTE 1 - -#define ST_TP_CMD_READ_ALL_EVENTS 0x87 -#define ST_TP_CMD_WRITE_SCAN_MODE_SELECT 0xA0 -#define ST_TP_CMD_WRITE_FEATURE_SELECT 0xA2 -#define ST_TP_CMD_WRITE_SYSTEM_COMMAND 0xA4 -#define ST_TP_CMD_WRITE_HOST_DATA_MEMORY 0xA6 -#define ST_TP_CMD_READ_HOST_DATA_MEMORY 0xA7 -#define ST_TP_CMD_WRITE_FW_CONFIG 0xA8 -#define ST_TP_CMD_READ_FW_CONFIG 0xA9 -#define ST_TP_CMD_SPI_HOST_BUFFER_ACK 0xC0 -#define ST_TP_CMD_READ_SPI_HOST_BUFFER 0xC1 - -#define ST_TP_CMD_WRITE_HW_REG 0xFA -#define ST_TP_CMD_READ_HW_REG 0xFB - -/* Max number of bytes that the DMA can burn on the flash in one shot in FTI */ -#define ST_TP_FLASH_BUFFER_SIZE (64 * 1024) -/* Max number of bytes that can be written in I2C to the DMA */ -#define ST_TP_DMA_CHUNK_SIZE 32 - -#define ST_HOST_BUFFER_DATA_VALID BIT(0) -#define ST_HOST_BUFFER_MT_READY BIT(3) -#define ST_HOST_BUFFER_SF_READY BIT(4) -#define ST_HOST_BUFFER_SS_READY BIT(5) - -#define ST_TP_SCAN_MODE_ACTIVE 0x00 -#define ST_TP_SCAN_MODE_LOW_POWER 0x01 -#define ST_TP_SCAN_MODE_TUNING_WIZARD 0x02 -#define ST_TP_SCAN_MODE_LOCKED 0x03 - -#define ST_TOUCH_ROWS (18) /* force len */ -#define ST_TOUCH_COLS (25) /* sense len */ - -#define ST_TOUCH_HEADER_SIZE 32 - -#define BYTES_PER_PIXEL 1 -/* Number of bits per pixel, this value is decided by experiments. */ -#define BITS_PER_PIXEL 8 - -#define ST_TOUCH_FRAME_SIZE (ST_TOUCH_ROWS * ST_TOUCH_COLS * \ - BYTES_PER_PIXEL) -#define ST_TOUCH_FORCE_SIZE (ST_TOUCH_ROWS * BYTES_PER_PIXEL) -#define ST_TOUCH_SENSE_SIZE (ST_TOUCH_COLS * BYTES_PER_PIXEL) - -#define ST_TP_MEM_ID_SYSTEM_INFO 0x01 - -#define ST_TP_FLASH_OFFSET_CODE (0x0000 << 2) -#define ST_TP_FLASH_OFFSET_PANEL_CFG (0x6800 << 2) -#define ST_TP_FLASH_OFFSET_CX (0x7000 << 2) -#define ST_TP_FLASH_OFFSET_CONFIG (0x7C00 << 2) - - -struct st_tp_host_data_header_t { -#define ST_TP_HEADER_MAGIC 0xA5 - uint8_t magic; /* this should always be ST_TP_HEADER_MAGIC */ - uint8_t host_data_mem_id; - uint16_t count; -} __packed; - -/* Compute offset of end of a member in given type */ -#define endof(type, member) (offsetof(type, member) + \ - sizeof(((type *)NULL)->member)) - -struct st_tp_system_info_t { - /* Part 1, basic info */ - struct st_tp_host_data_header_t header; - uint16_t api_ver_rev; - uint8_t api_ver_minor; - uint8_t api_ver_major; - uint16_t chip0_ver; - uint8_t chip0_id[2]; /* should be 0x3936 */ - uint16_t chip1_ver; - uint16_t chip1_id; - uint16_t fw_ver; - uint16_t svn_rev; - uint16_t cfg_ver; - uint16_t cfg_project_id; - uint16_t cx_ver; - uint16_t cx_project_id; - uint8_t cfg_afe_ver; - uint8_t cx_afe_ver; - uint8_t panel_cfg_afe_ver; - uint8_t protocol; - uint8_t die_id[16]; - uint64_t release_info; /* unsigned little endian 64 bit integer */ - uint32_t fw_crc; - uint32_t cfg_crc; -#define ST_TP_SYSTEM_INFO_PART_1_SIZE endof(struct st_tp_system_info_t, cfg_crc) -#define ST_TP_SYSTEM_INFO_PART_1_RESERVED 16 - - uint16_t scr_res_x; - uint16_t scr_res_y; - uint8_t scr_tx_len; - uint8_t scr_rx_len; - uint8_t key_len; - uint8_t frc_len; -#define ST_TP_SYSTEM_INFO_PART_2_SIZE (endof(struct st_tp_system_info_t, \ - frc_len) - \ - offsetof(struct st_tp_system_info_t, \ - scr_res_x)) -#define ST_TP_SYSTEM_INFO_PART_2_RESERVED 40 - -#if 0 /* the following parts are defined in spec, but not currently used. */ - - uint16_t dbg_frame_addr; -#define ST_TP_SYSTEM_INFO_PART_3_SIZE (endof(struct st_tp_system_info_t, \ - dbg_frame_addr) - \ - offsetof(struct st_tp_system_info_t, \ - dbg_frame_addr)) -#define ST_TP_SYSTEM_INFO_PART_3_RESERVED 6 - - uint16_t ms_scr_raw_addr; - uint16_t ms_scr_filter_addr; - uint16_t ms_scr_str_addr; - uint16_t ms_scr_bl_addr; - uint16_t ss_tch_tx_raw_addr; - uint16_t ss_tch_tx_filter_addr; - uint16_t ss_tch_tx_str_addr; - uint16_t ss_tch_tx_bl_addr; - uint16_t ss_tch_rx_raw_addr; - uint16_t ss_tch_rx_filter_addr; - uint16_t ss_tch_rx_str_addr; - uint16_t ss_tch_rx_bl_addr; - uint16_t key_raw_addr; - uint16_t key_filter_addr; - uint16_t key_str_addr; - uint16_t key_bl_addr; - uint16_t frc_raw_addr; - uint16_t frc_filter_addr; - uint16_t frc_str_addr; - uint16_t frc_bl_addr; - uint16_t ss_hvr_tx_raw_addr; - uint16_t ss_hvr_tx_filter_addr; - uint16_t ss_hvr_tx_str_addr; - uint16_t ss_hvr_tx_bl_addr; - uint16_t ss_hvr_rx_raw_addr; - uint16_t ss_hvr_rx_filter_addr; - uint16_t ss_hvr_rx_str_addr; - uint16_t ss_hvr_rx_bl_addr; - uint16_t ss_prx_tx_raw_addr; - uint16_t ss_prx_tx_filter_addr; - uint16_t ss_prx_tx_str_addr; - uint16_t ss_prx_tx_bl_addr; - uint16_t ss_prx_rx_raw_addr; - uint16_t ss_prx_rx_filter_addr; - uint16_t ss_prx_rx_str_addr; - uint16_t ss_prx_rx_bl_addr; -#define ST_TP_SYSTEM_INFO_PART_4_SIZE (endof(struct st_tp_system_info_t, \ - ss_prx_rx_bl_addr) - \ - offsetof(struct st_tp_system_info_t, \ - ms_scr_raw_addr)) -#endif /* if 0 */ -} __packed; - -#define ST_TP_SYSTEM_INFO_LEN (sizeof(struct st_tp_system_info_t) + \ - ST_TP_SYSTEM_INFO_PART_1_RESERVED) - -struct st_tp_host_buffer_header_t { -#define ST_TP_BUFFER_HEADER_DATA_VALID BIT(0) -#define ST_TP_BUFFER_HEADER_EVT_FIFO_NOT_EMPTY BIT(1) -#define ST_TP_BUFFER_HEADER_SYS_FAULT BIT(2) -#define ST_TP_BUFFER_HEADER_HEAT_MAP_MT_RDY BIT(3) -#define ST_TP_BUFFER_HEADER_HEAT_MAP_SF_RDY BIT(4) -#define ST_TP_BUFFER_HEADER_HEAT_MAP_SS_RDY BIT(5) -#define ST_TP_BUFFER_HEADER_DOMESWITCH_LVL BIT(6) - uint8_t flags; - uint8_t reserved[3]; - uint8_t heatmap_miss_count; - uint8_t event_count; - uint8_t event_miss_count; -} __packed; - -struct st_tp_host_buffer_heat_map_t { - uint8_t frame[ST_TOUCH_FRAME_SIZE]; -#if 0 /* we are not using these now */ - uint8_t force[ST_TOUCH_FORCE_SIZE]; - uint8_t sense[ST_TOUCH_SENSE_SIZE]; -#endif -} __packed; - -struct st_tp_event_t { -#define ST_TP_EVENT_MAGIC 0x3 - unsigned magic:2; /* should always be 0x3 */ - unsigned major_high:2; -#define ST_TP_EVENT_ID_CONTROLLER_READY 0x0 -#define ST_TP_EVENT_ID_ENTER_POINTER 0x1 -#define ST_TP_EVENT_ID_MOTION_POINTER 0x2 -#define ST_TP_EVENT_ID_LEAVE_POINTER 0x3 -#define ST_TP_EVENT_ID_STATUS_REPORT 0x4 -#define ST_TP_EVENT_ID_USER_REPORT 0x5 -#define ST_TP_EVENT_ID_DEBUG_REPORT 0xe -#define ST_TP_EVENT_ID_ERROR_REPORT 0xf - unsigned evt_id:4; - - union { - struct { -#define ST_TP_TOUCH_TYPE_INVALID 0x0 -#define ST_TP_TOUCH_TYPE_FINGER 0x1 -#define ST_TP_TOUCH_TYPE_GLOVE 0x2 -#define ST_TP_TOUCH_TYPE_STYLUS 0x3 -#define ST_TP_TOUCH_TYPE_PALM 0x4 - unsigned touch_type:4; - unsigned touch_id:4; - unsigned y:12; - unsigned x:12; - uint8_t z; - uint8_t minor:4; // need to be concat with minor_high - uint8_t major:4; // need to be concat with major_high - } __packed finger; - - struct { -#define ST_TP_STATUS_CMD_ECHO 0x1 -#define ST_TP_STATUS_FRAME_DROP 0x3 -#define ST_TP_STATUS_FCAL 0x5 -#define ST_TP_STATUS_BEACON 0x9 - uint8_t report_type; - uint8_t info[4]; - uint8_t reserved; - } __packed report; - } __packed ; /* anonymous */ - - unsigned minor_high:2; - unsigned reserved:1; - unsigned evt_left:5; -} __packed; - -struct st_tp_fw_header_t { - uint32_t signature; - uint32_t ftb_ver; - uint32_t chip_id; - uint32_t svn_ver; - uint32_t fw_ver; - uint32_t config_id; - uint32_t config_ver; - uint8_t reserved[8]; - uint64_t release_info; - uint32_t sec_size[4]; - uint32_t crc; -} __packed; - -enum ST_TP_MODE { - X_Y_MODE = 0, - HEAT_MAP_MODE, -}; - -#define ST_TP_DEBUG_CMD_RESET_TOUCHPAD 0x00 -#define ST_TP_DEBUG_CMD_CALIBRATE 0x01 -#define ST_TP_DEBUG_CMD_START_SCAN 0x02 -#define ST_TP_DEBUG_CMD_STOP_SCAN 0x03 -#define ST_TP_DEBUG_CMD_READ_BUF_HEADER 0x04 -#define ST_TP_DEBUG_CMD_READ_EVENTS 0x05 - -#define ST_TP_HEAT_MAP_THRESHOLD 10 - -/* A minimum version that supports heatmap mode. */ -#define ST_TP_MIN_HEATMAP_VERSION 0x12 - -#endif /* __CROS_EC_TOUCHPAD_ST_H */ - |