From da1c011afc67dab0049b30a4c021dc38a36cb9aa Mon Sep 17 00:00:00 2001
From: Drashna Jaelre <drashna@live.com>
Date: Fri, 20 Aug 2021 21:14:23 -0700
Subject: Improve pmw3360 sensor and make it more hardware agnostic (#14097)

---
 drivers/sensors/pmw3360.h | 81 ++++++++++++++++++-----------------------------
 1 file changed, 31 insertions(+), 50 deletions(-)

(limited to 'drivers/sensors/pmw3360.h')

diff --git a/drivers/sensors/pmw3360.h b/drivers/sensors/pmw3360.h
index d5b1741791..3a2a536e5c 100644
--- a/drivers/sensors/pmw3360.h
+++ b/drivers/sensors/pmw3360.h
@@ -20,56 +20,37 @@
 
 #include "spi_master.h"
 
-// Registers
-#define REG_Product_ID  0x00
-#define REG_Revision_ID 0x01
-#define REG_Motion  0x02
-#define REG_Delta_X_L 0x03
-#define REG_Delta_X_H 0x04
-#define REG_Delta_Y_L 0x05
-#define REG_Delta_Y_H 0x06
-#define REG_SQUAL 0x07
-#define REG_Raw_Data_Sum  0x08
-#define REG_Maximum_Raw_data  0x09
-#define REG_Minimum_Raw_data  0x0A
-#define REG_Shutter_Lower 0x0B
-#define REG_Shutter_Upper 0x0C
-#define REG_Control 0x0D
-#define REG_Config1 0x0F
-#define REG_Config2 0x10
-#define REG_Angle_Tune  0x11
-#define REG_Frame_Capture 0x12
-#define REG_SROM_Enable 0x13
-#define REG_Run_Downshift 0x14
-#define REG_Rest1_Rate_Lower  0x15
-#define REG_Rest1_Rate_Upper  0x16
-#define REG_Rest1_Downshift 0x17
-#define REG_Rest2_Rate_Lower  0x18
-#define REG_Rest2_Rate_Upper  0x19
-#define REG_Rest2_Downshift 0x1A
-#define REG_Rest3_Rate_Lower  0x1B
-#define REG_Rest3_Rate_Upper  0x1C
-#define REG_Observation 0x24
-#define REG_Data_Out_Lower  0x25
-#define REG_Data_Out_Upper  0x26
-#define REG_Raw_Data_Dump 0x29
-#define REG_SROM_ID 0x2A
-#define REG_Min_SQ_Run  0x2B
-#define REG_Raw_Data_Threshold  0x2C
-#define REG_Config5 0x2F
-#define REG_Power_Up_Reset  0x3A
-#define REG_Shutdown  0x3B
-#define REG_Inverse_Product_ID  0x3F
-#define REG_LiftCutoff_Tune3  0x41
-#define REG_Angle_Snap  0x42
-#define REG_LiftCutoff_Tune1  0x4A
-#define REG_Motion_Burst  0x50
-#define REG_LiftCutoff_Tune_Timeout 0x58
-#define REG_LiftCutoff_Tune_Min_Length  0x5A
-#define REG_SROM_Load_Burst 0x62
-#define REG_Lift_Config 0x63
-#define REG_Raw_Data_Burst  0x64
-#define REG_LiftCutoff_Tune2  0x65
+#ifndef PMW3360_CPI
+#    define PMW3360_CPI 1600
+#endif
+
+#ifndef PMW3360_CLOCK_SPEED
+#    define PMW3360_CLOCK_SPEED 70000000
+#endif
+
+#ifndef PMW3360_SPI_LSBFIRST
+#    define PMW3360_SPI_LSBFIRST false
+#endif
+
+#ifndef PMW3360_SPI_MODE
+#    define PMW3360_SPI_MODE 3
+#endif
+
+#ifndef PMW3360_SPI_DIVISOR
+#    ifdef __AVR__
+#        define PMW3360_SPI_DIVISOR (F_CPU / PMW3360_CLOCK_SPEED)
+#    else
+#        define EXTERNAL_EEPROM_SPI_CLOCK_DIVISOR 64
+#    endif
+#endif
+
+#ifndef ROTATIONAL_TRANSFORM_ANGLE
+#    define ROTATIONAL_TRANSFORM_ANGLE 0x00
+#endif
+
+#ifndef PMW3360_CS_PIN
+#    error "No chip select pin defined -- missing PMW3360_CS_PIN"
+#endif
 
 #ifdef CONSOLE_ENABLE
 void print_byte(uint8_t byte);
-- 
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