From 42d5a324eb673b2214a87c8911d850105c3bdaab Mon Sep 17 00:00:00 2001
From: Jack Humbert <jack.humb@gmail.com>
Date: Mon, 10 Jul 2017 11:18:47 -0400
Subject: Start mvoing hardware drivers to /drivers/ (#1433)

* start driver isolation

* update nyquist and orthodox boards

* update atreus62

* move drivers to avr

* update avr conditional
---
 quantum/analog.c | 69 --------------------------------------------------------
 1 file changed, 69 deletions(-)
 delete mode 100644 quantum/analog.c

(limited to 'quantum/analog.c')

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
-}
-
-
-- 
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