Start mvoing hardware drivers to /drivers/ (#1433)

* start driver isolation

* update nyquist and orthodox boards

* update atreus62

* move drivers to avr

* update avr conditional

5 files changed, 1 insertions, 555 deletions

diff --git a/quantum/analog.c b/quantum/analog.c
deleted file mode 100644
index 1ec38df75d..0000000000
--- a/quantum/analog.c
+++ /dev/null
@@ -1,69 +0,0 @@
-/* Copyright 2015 Jack Humbert
- *
- * This program is free software: you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation, either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
- */
-
-// Simple analog to digitial conversion
-
-#include <avr/io.h>
-#include <avr/pgmspace.h>
-#include <stdint.h>
-#include "analog.h"
-
-
-static uint8_t aref = (1<<REFS0); // default to AREF = Vcc
-
-
-void analogReference(uint8_t mode)
-{
-	aref = mode & 0xC0;
-}
-
-
-// Arduino compatible pin input
-int16_t analogRead(uint8_t pin)
-{
-#if defined(__AVR_ATmega32U4__)
-	static const uint8_t PROGMEM pin_to_mux[] = {
-		0x00, 0x01, 0x04, 0x05, 0x06, 0x07,
-		0x25, 0x24, 0x23, 0x22, 0x21, 0x20};
-	if (pin >= 12) return 0;
-	return adc_read(pgm_read_byte(pin_to_mux + pin));
-#elif defined(__AVR_AT90USB646__) || defined(__AVR_AT90USB1286__)
-	if (pin >= 8) return 0;
-	return adc_read(pin);
-#else
-	return 0;
-#endif
-}
-
-// Mux input
-int16_t adc_read(uint8_t mux)
-{
-#if defined(__AVR_AT90USB162__)
-	return 0;
-#else
-	uint8_t low;
-
-	ADCSRA = (1<<ADEN) | ADC_PRESCALER;		// enable ADC
-	ADCSRB = (1<<ADHSM) | (mux & 0x20);		// high speed mode
-	ADMUX = aref | (mux & 0x1F);			// configure mux input
-	ADCSRA = (1<<ADEN) | ADC_PRESCALER | (1<<ADSC);	// start the conversion
-	while (ADCSRA & (1<<ADSC)) ;			// wait for result
-	low = ADCL;					// must read LSB first
-	return (ADCH << 8) | low;			// must read MSB only once!
-#endif
-}
-
-
diff --git a/quantum/analog.h b/quantum/analog.h
deleted file mode 100644
index 8d93de7dc2..0000000000
--- a/quantum/analog.h
+++ /dev/null
@@ -1,52 +0,0 @@
-/* Copyright 2015 Jack Humbert
- *
- * This program is free software: you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation, either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
- */
-
-#ifndef _analog_h_included__
-#define _analog_h_included__
-
-#include <stdint.h>
-
-void analogReference(uint8_t mode);
-int16_t analogRead(uint8_t pin);
-int16_t adc_read(uint8_t mux);
-
-#define ADC_REF_POWER     (1<<REFS0)
-#define ADC_REF_INTERNAL  ((1<<REFS1) | (1<<REFS0))
-#define ADC_REF_EXTERNAL  (0)
-
-// These prescaler values are for high speed mode, ADHSM = 1
-#if F_CPU == 16000000L
-#define ADC_PRESCALER ((1<<ADPS2) | (1<<ADPS1))
-#elif F_CPU == 8000000L
-#define ADC_PRESCALER ((1<<ADPS2) | (1<<ADPS0))
-#elif F_CPU == 4000000L
-#define ADC_PRESCALER ((1<<ADPS2))
-#elif F_CPU == 2000000L
-#define ADC_PRESCALER ((1<<ADPS1) | (1<<ADPS0))
-#elif F_CPU == 1000000L
-#define ADC_PRESCALER ((1<<ADPS1))
-#else
-#define ADC_PRESCALER ((1<<ADPS0))
-#endif
-
-// some avr-libc versions do not properly define ADHSM
-#if defined(__AVR_AT90USB646__) || defined(__AVR_AT90USB1286__)
-#if !defined(ADHSM)
-#define ADHSM (7)
-#endif
-#endif
-
-#endif
diff --git a/quantum/light_ws2812.c b/quantum/light_ws2812.c
deleted file mode 100755
index 2506e3d8ec..0000000000
--- a/quantum/light_ws2812.c
+++ /dev/null
@@ -1,342 +0,0 @@
-/*
-* light weight WS2812 lib V2.0b
-*
-* Controls WS2811/WS2812/WS2812B RGB-LEDs
-* Author: Tim (cpldcpu@gmail.com)
-*
-* Jan 18th, 2014  v2.0b Initial Version
-* Nov 29th, 2015  v2.3  Added SK6812RGBW support
-*
-* This program is free software: you can redistribute it and/or modify
-* it under the terms of the GNU General Public License as published by
-* the Free Software Foundation, either version 2 of the License, or
-* (at your option) any later version.
-*
-* This program is distributed in the hope that it will be useful,
-* but WITHOUT ANY WARRANTY; without even the implied warranty of
-* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-* GNU General Public License for more details.
-*
-* You should have received a copy of the GNU General Public License
-* along with this program.  If not, see <http://www.gnu.org/licenses/>.
-*/
-
-#include "light_ws2812.h"
-#include <avr/interrupt.h>
-#include <avr/io.h>
-#include <util/delay.h>
-#include "debug.h"
-
-#ifdef RGBW_BB_TWI
-
-// Port for the I2C
-#define I2C_DDR DDRD
-#define I2C_PIN PIND
-#define I2C_PORT PORTD
-
-// Pins to be used in the bit banging
-#define I2C_CLK 0
-#define I2C_DAT 1
-
-#define I2C_DATA_HI()\
-I2C_DDR &= ~ (1 << I2C_DAT);\
-I2C_PORT |= (1 << I2C_DAT);
-#define I2C_DATA_LO()\
-I2C_DDR |= (1 << I2C_DAT);\
-I2C_PORT &= ~ (1 << I2C_DAT);
-
-#define I2C_CLOCK_HI()\
-I2C_DDR &= ~ (1 << I2C_CLK);\
-I2C_PORT |= (1 << I2C_CLK);
-#define I2C_CLOCK_LO()\
-I2C_DDR |= (1 << I2C_CLK);\
-I2C_PORT &= ~ (1 << I2C_CLK);
-
-#define I2C_DELAY 1
-
-void I2C_WriteBit(unsigned char c)
-{
-    if (c > 0)
-    {
-        I2C_DATA_HI();
-    }
-    else
-    {
-        I2C_DATA_LO();
-    }
-
-    I2C_CLOCK_HI();
-    _delay_us(I2C_DELAY);
-
-    I2C_CLOCK_LO();
-    _delay_us(I2C_DELAY);
-
-    if (c > 0)
-    {
-        I2C_DATA_LO();
-    }
-
-    _delay_us(I2C_DELAY);
-}
-
-// Inits bitbanging port, must be called before using the functions below
-//
-void I2C_Init(void)
-{
-    I2C_PORT &= ~ ((1 << I2C_DAT) | (1 << I2C_CLK));
-
-    I2C_CLOCK_HI();
-    I2C_DATA_HI();
-
-    _delay_us(I2C_DELAY);
-}
-
-// Send a START Condition
-//
-void I2C_Start(void)
-{
-    // set both to high at the same time
-    I2C_DDR &= ~ ((1 << I2C_DAT) | (1 << I2C_CLK));
-    _delay_us(I2C_DELAY);
-
-    I2C_DATA_LO();
-    _delay_us(I2C_DELAY);
-
-    I2C_CLOCK_LO();
-    _delay_us(I2C_DELAY);
-}
-
-// Send a STOP Condition
-//
-void I2C_Stop(void)
-{
-    I2C_CLOCK_HI();
-    _delay_us(I2C_DELAY);
-
-    I2C_DATA_HI();
-    _delay_us(I2C_DELAY);
-}
-
-// write a byte to the I2C slave device
-//
-unsigned char I2C_Write(unsigned char c)
-{
-    for (char i = 0; i < 8; i++)
-    {
-        I2C_WriteBit(c & 128);
-
-        c <<= 1;
-    }
-
-    
-    I2C_WriteBit(0);
-    _delay_us(I2C_DELAY);
-    _delay_us(I2C_DELAY);
-  
-    // _delay_us(I2C_DELAY);
-    //return I2C_ReadBit();
-    return 0;
-}
-
-
-#endif
-
-// Setleds for standard RGB
-void inline ws2812_setleds(LED_TYPE *ledarray, uint16_t leds)
-{
-   // ws2812_setleds_pin(ledarray,leds, _BV(ws2812_pin));
-   ws2812_setleds_pin(ledarray,leds, _BV(RGB_DI_PIN & 0xF));
-}
-
-void inline ws2812_setleds_pin(LED_TYPE *ledarray, uint16_t leds, uint8_t pinmask)
-{
-  // ws2812_DDRREG |= pinmask; // Enable DDR
-  // new universal format (DDR)
-  _SFR_IO8((RGB_DI_PIN >> 4) + 1) |= pinmask;
-
-  ws2812_sendarray_mask((uint8_t*)ledarray,leds+leds+leds,pinmask);
-  _delay_us(50);
-}
-
-// Setleds for SK6812RGBW
-void inline ws2812_setleds_rgbw(LED_TYPE *ledarray, uint16_t leds)
-{
-
-  #ifdef RGBW_BB_TWI
-    uint8_t sreg_prev, twcr_prev;
-    sreg_prev=SREG;
-    twcr_prev=TWCR;
-    cli();
-    TWCR &= ~(1<<TWEN);
-    I2C_Init();
-    I2C_Start();
-    I2C_Write(0x84);
-    uint16_t datlen = leds<<2;
-    uint8_t curbyte;
-    uint8_t * data = (uint8_t*)ledarray;
-    while (datlen--) {
-      curbyte=*data++;
-      I2C_Write(curbyte);
-    }
-    I2C_Stop();
-    SREG=sreg_prev;
-    TWCR=twcr_prev;
-  #endif
-
-
-  // ws2812_DDRREG |= _BV(ws2812_pin); // Enable DDR
-  // new universal format (DDR)
-  _SFR_IO8((RGB_DI_PIN >> 4) + 1) |= _BV(RGB_DI_PIN & 0xF);
-
-  ws2812_sendarray_mask((uint8_t*)ledarray,leds<<2,_BV(RGB_DI_PIN & 0xF));
-
-
-  #ifndef RGBW_BB_TWI
-    _delay_us(80);
-  #endif
-}
-
-void ws2812_sendarray(uint8_t *data,uint16_t datlen)
-{
-  ws2812_sendarray_mask(data,datlen,_BV(RGB_DI_PIN & 0xF));
-}
-
-/*
-  This routine writes an array of bytes with RGB values to the Dataout pin
-  using the fast 800kHz clockless WS2811/2812 protocol.
-*/
-
-// Timing in ns
-#define w_zeropulse   350
-#define w_onepulse    900
-#define w_totalperiod 1250
-
-// Fixed cycles used by the inner loop
-#define w_fixedlow    2
-#define w_fixedhigh   4
-#define w_fixedtotal  8
-
-// Insert NOPs to match the timing, if possible
-#define w_zerocycles    (((F_CPU/1000)*w_zeropulse          )/1000000)
-#define w_onecycles     (((F_CPU/1000)*w_onepulse    +500000)/1000000)
-#define w_totalcycles   (((F_CPU/1000)*w_totalperiod +500000)/1000000)
-
-// w1 - nops between rising edge and falling edge - low
-#define w1 (w_zerocycles-w_fixedlow)
-// w2   nops between fe low and fe high
-#define w2 (w_onecycles-w_fixedhigh-w1)
-// w3   nops to complete loop
-#define w3 (w_totalcycles-w_fixedtotal-w1-w2)
-
-#if w1>0
-  #define w1_nops w1
-#else
-  #define w1_nops  0
-#endif
-
-// The only critical timing parameter is the minimum pulse length of the "0"
-// Warn or throw error if this timing can not be met with current F_CPU settings.
-#define w_lowtime ((w1_nops+w_fixedlow)*1000000)/(F_CPU/1000)
-#if w_lowtime>550
-   #error "Light_ws2812: Sorry, the clock speed is too low. Did you set F_CPU correctly?"
-#elif w_lowtime>450
-   #warning "Light_ws2812: The timing is critical and may only work on WS2812B, not on WS2812(S)."
-   #warning "Please consider a higher clockspeed, if possible"
-#endif
-
-#if w2>0
-#define w2_nops w2
-#else
-#define w2_nops  0
-#endif
-
-#if w3>0
-#define w3_nops w3
-#else
-#define w3_nops  0
-#endif
-
-#define w_nop1  "nop      \n\t"
-#define w_nop2  "rjmp .+0 \n\t"
-#define w_nop4  w_nop2 w_nop2
-#define w_nop8  w_nop4 w_nop4
-#define w_nop16 w_nop8 w_nop8
-
-void inline ws2812_sendarray_mask(uint8_t *data,uint16_t datlen,uint8_t maskhi)
-{
-  uint8_t curbyte,ctr,masklo;
-  uint8_t sreg_prev;
-
-  // masklo  =~maskhi&ws2812_PORTREG;
-  // maskhi |=        ws2812_PORTREG;
-  masklo  =~maskhi&_SFR_IO8((RGB_DI_PIN >> 4) + 2);
-  maskhi |=        _SFR_IO8((RGB_DI_PIN >> 4) + 2);
-  sreg_prev=SREG;
-  cli();
-
-  while (datlen--) {
-    curbyte=(*data++);
-
-    asm volatile(
-    "       ldi   %0,8  \n\t"
-    "loop%=:            \n\t"
-    "       out   %2,%3 \n\t"    //  '1' [01] '0' [01] - re
-#if (w1_nops&1)
-w_nop1
-#endif
-#if (w1_nops&2)
-w_nop2
-#endif
-#if (w1_nops&4)
-w_nop4
-#endif
-#if (w1_nops&8)
-w_nop8
-#endif
-#if (w1_nops&16)
-w_nop16
-#endif
-    "       sbrs  %1,7  \n\t"    //  '1' [03] '0' [02]
-    "       out   %2,%4 \n\t"    //  '1' [--] '0' [03] - fe-low
-    "       lsl   %1    \n\t"    //  '1' [04] '0' [04]
-#if (w2_nops&1)
-  w_nop1
-#endif
-#if (w2_nops&2)
-  w_nop2
-#endif
-#if (w2_nops&4)
-  w_nop4
-#endif
-#if (w2_nops&8)
-  w_nop8
-#endif
-#if (w2_nops&16)
-  w_nop16
-#endif
-    "       out   %2,%4 \n\t"    //  '1' [+1] '0' [+1] - fe-high
-#if (w3_nops&1)
-w_nop1
-#endif
-#if (w3_nops&2)
-w_nop2
-#endif
-#if (w3_nops&4)
-w_nop4
-#endif
-#if (w3_nops&8)
-w_nop8
-#endif
-#if (w3_nops&16)
-w_nop16
-#endif
-
-    "       dec   %0    \n\t"    //  '1' [+2] '0' [+2]
-    "       brne  loop%=\n\t"    //  '1' [+3] '0' [+4]
-    :	"=&d" (ctr)
-    :	"r" (curbyte), "I" (_SFR_IO_ADDR(_SFR_IO8((RGB_DI_PIN >> 4) + 2))), "r" (maskhi), "r" (masklo)
-    );
-  }
-
-  SREG=sreg_prev;
-}
diff --git a/quantum/light_ws2812.h b/quantum/light_ws2812.h
deleted file mode 100755
index 60924a0fb6..0000000000
--- a/quantum/light_ws2812.h
+++ /dev/null
@@ -1,91 +0,0 @@
-/*
- * light weight WS2812 lib include
- *
- * Version 2.3  - Nev 29th 2015
- * Author: Tim (cpldcpu@gmail.com)
- *
- * Please do not change this file! All configuration is handled in "ws2812_config.h"
- *
- * This program is free software: you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation, either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
- */
-
-#ifndef LIGHT_WS2812_H_
-#define LIGHT_WS2812_H_
-
-#include <avr/io.h>
-#include <avr/interrupt.h>
-//#include "ws2812_config.h"
-//#include "i2cmaster.h"
-
-#ifdef RGBW
-  #define LED_TYPE struct cRGBW
-#else
-  #define LED_TYPE struct cRGB
-#endif
-
-
-/*
- *  Structure of the LED array
- *
- * cRGB:     RGB  for WS2812S/B/C/D, SK6812, SK6812Mini, SK6812WWA, APA104, APA106
- * cRGBW:    RGBW for SK6812RGBW
- */
-
-struct cRGB  { uint8_t g; uint8_t r; uint8_t b; };
-struct cRGBW { uint8_t g; uint8_t r; uint8_t b; uint8_t w;};
-
-
-
-/* User Interface
- *
- * Input:
- *         ledarray:           An array of GRB data describing the LED colors
- *         number_of_leds:     The number of LEDs to write
- *         pinmask (optional): Bitmask describing the output bin. e.g. _BV(PB0)
- *
- * The functions will perform the following actions:
- *         - Set the data-out pin as output
- *         - Send out the LED data
- *         - Wait 50�s to reset the LEDs
- */
-
-void ws2812_setleds     (LED_TYPE *ledarray, uint16_t number_of_leds);
-void ws2812_setleds_pin (LED_TYPE *ledarray, uint16_t number_of_leds,uint8_t pinmask);
-void ws2812_setleds_rgbw(LED_TYPE *ledarray, uint16_t number_of_leds);
-
-/*
- * Old interface / Internal functions
- *
- * The functions take a byte-array and send to the data output as WS2812 bitstream.
- * The length is the number of bytes to send - three per LED.
- */
-
-void ws2812_sendarray     (uint8_t *array,uint16_t length);
-void ws2812_sendarray_mask(uint8_t *array,uint16_t length, uint8_t pinmask);
-
-
-/*
- * Internal defines
- */
-#ifndef CONCAT
-#define CONCAT(a, b)            a ## b
-#endif
-#ifndef CONCAT_EXP
-#define CONCAT_EXP(a, b)   CONCAT(a, b)
-#endif
-
-// #define ws2812_PORTREG  CONCAT_EXP(PORT,ws2812_port)
-// #define ws2812_DDRREG   CONCAT_EXP(DDR,ws2812_port)
-
-#endif /* LIGHT_WS2812_H_ */
diff --git a/quantum/rgblight.h b/quantum/rgblight.h
index 92130192ce..8fea96a9e8 100644
--- a/quantum/rgblight.h
+++ b/quantum/rgblight.h
@@ -61,7 +61,7 @@
 #include <stdint.h>
 #include <stdbool.h>
 #include "eeconfig.h"
-#include "light_ws2812.h"
+#include "ws2812.h"
 
 extern LED_TYPE led[RGBLED_NUM];