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Rework and expand Pointing Device support (#14343)

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Co-authored-by: Dasky <32983009+daskygit@users.noreply.github.com>
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Drashna Jael're 2021-11-14 22:03:24 -08:00 • committed by GitHub
parent 462c3a6151
commit 56e3f06a26
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60 changed files with 2107 additions and 1705 deletions
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75
drivers/sensors/adns5050.h
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@ -21,59 +21,52 @@
#include <stdbool.h>
// Registers
#define REG_PRODUCT_ID 0x00
#define REG_REVISION_ID 0x01
#define REG_MOTION 0x02
#define REG_DELTA_X 0x03
#define REG_DELTA_Y 0x04
#define REG_SQUAL 0x05
#define REG_SHUTTER_UPPER 0x06
#define REG_SHUTTER_LOWER 0x07
#define REG_MAXIMUM_PIXEL 0x08
#define REG_PIXEL_SUM 0x09
#define REG_MINIMUM_PIXEL 0x0a
#define REG_PIXEL_GRAB 0x0b
#define REG_MOUSE_CONTROL 0x0d
#define REG_MOUSE_CONTROL2 0x19
#define REG_LED_DC_MODE 0x22
#define REG_CHIP_RESET 0x3a
#define REG_PRODUCT_ID2 0x3e
#define REG_INV_REV_ID 0x3f
#define REG_MOTION_BURST 0x63
// CPI values
#define CPI125 0x11
#define CPI250 0x12
#define CPI375 0x13
#define CPI500 0x14
#define CPI625 0x15
#define CPI750 0x16
#define CPI875 0x17
// clang-format off
#define CPI125 0x11
#define CPI250 0x12
#define CPI375 0x13
#define CPI500 0x14
#define CPI625 0x15
#define CPI750 0x16
#define CPI875 0x17
#define CPI1000 0x18
#define CPI1125 0x19
#define CPI1250 0x1a
#define CPI1375 0x1b
// clang-format on
#ifdef CONSOLE_ENABLE
void print_byte(uint8_t byte);
#define constrain(amt, low, high) ((amt) < (low) ? (low) : ((amt) > (high) ? (high) : (amt)))
// Definitions for the ADNS serial line.
#ifndef ADNS5050_SCLK_PIN
# error "No clock pin defined -- missing ADNS5050_SCLK_PIN"
#endif
#ifndef ADNS5050_SDIO_PIN
# error "No data pin defined -- missing ADNS5050_SDIO_PIN"
#endif
#ifndef ADNS5050_CS_PIN
# error "No chip select pin defined -- missing ADNS5050_CS_PIN"
#endif
typedef struct {
int8_t dx;
int8_t dy;
} report_adns_t;
} report_adns5050_t;
// A bunch of functions to implement the ADNS5050-specific serial protocol.
// Note that the "serial.h" driver is insufficient, because it does not
// manually manipulate a serial clock signal.
void adns_init(void);
void adns_sync(void);
uint8_t adns_serial_read(void);
void adns_serial_write(uint8_t data);
uint8_t adns_read_reg(uint8_t reg_addr);
void adns_write_reg(uint8_t reg_addr, uint8_t data);
report_adns_t adns_read_burst(void);
int8_t convert_twoscomp(uint8_t data);
void adns_set_cpi(uint8_t cpi);
bool adns_check_signature(void);
void adns5050_init(void);
void adns5050_sync(void);
uint8_t adns5050_serial_read(void);
void adns5050_serial_write(uint8_t data);
uint8_t adns5050_read_reg(uint8_t reg_addr);
void adns5050_write_reg(uint8_t reg_addr, uint8_t data);
report_adns5050_t adns5050_read_burst(void);
void adns5050_set_cpi(uint16_t cpi);
uint16_t adns5050_get_cpi(void);
int8_t convert_twoscomp(uint8_t data);
bool adns5050_check_signature(void);