From d06e940a179b2e81563cf6123461cfcad35f9045 Mon Sep 17 00:00:00 2001
From: Erez Zukerman <ezuk@madmimi.com>
Date: Tue, 24 May 2016 23:55:29 -0400
Subject: [Erez & Jack] Removes keyboards which are not active on qmk

---
 keyboard/lightpad/matrix.c | 205 ---------------------------------------------
 1 file changed, 205 deletions(-)
 delete mode 100644 keyboard/lightpad/matrix.c

(limited to 'keyboard/lightpad/matrix.c')

diff --git a/keyboard/lightpad/matrix.c b/keyboard/lightpad/matrix.c
deleted file mode 100644
index 87d338395..000000000
--- a/keyboard/lightpad/matrix.c
+++ /dev/null
@@ -1,205 +0,0 @@
-/*
-Copyright 2014 Ralf Schmitt <ralf@bunkertor.net>
-
-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 <stdint.h>
-#include <stdbool.h>
-#include <avr/io.h>
-#include <util/delay.h>
-#include "print.h"
-#include "debug.h"
-#include "util.h"
-#include "matrix.h"
-#include "eeconfig.h"
-#include "action_layer.h"
-#include "backlight.h"
-
-#ifndef DEBOUNCE
-#   define DEBOUNCE 0
-#endif
-static uint8_t debouncing = DEBOUNCE;
-
-static matrix_row_t matrix[MATRIX_ROWS];
-static matrix_row_t matrix_debouncing[MATRIX_ROWS];
-
-static uint8_t read_rows(void);
-static uint8_t read_fwkey(void);
-static void init_rows(void);
-static void unselect_cols(void);
-static void select_col(uint8_t col);
-
-inline
-uint8_t matrix_rows(void)
-{
-    return MATRIX_ROWS;
-}
-
-inline
-uint8_t matrix_cols(void)
-{
-    return MATRIX_COLS;
-}
-
-void misc_init(void) {
-}
-
-void matrix_init(void)
-{
-    backlight_init_ports();
-    unselect_cols();
-    init_rows();
-    for (uint8_t i=0; i < MATRIX_ROWS; i++)  {
-        matrix[i] = 0;
-        matrix_debouncing[i] = 0;
-    }
-}
-
-uint8_t matrix_scan(void)
-{
-    for (uint8_t col = 0; col < MATRIX_COLS; col++) {
-        select_col(col);
-        _delay_us(3);
-        uint8_t rows = read_rows();
-        // Use the otherwise unused col: 0 row: 0 for firmware key
-        if(col == 0) {
-            rows |= read_fwkey();
-        }
-        for (uint8_t row = 0; row < MATRIX_ROWS; row++) {
-            bool prev_bit = matrix_debouncing[row] & ((matrix_row_t)1<<col);
-            bool curr_bit = rows & (1<<row);
-            if (prev_bit != curr_bit) {
-                matrix_debouncing[row] ^= ((matrix_row_t)1<<col);
-                if (debouncing) {
-                    dprint("bounce!: "); dprintf("%02X", debouncing); dprintln();
-                }
-                debouncing = DEBOUNCE;
-            }
-        }
-        unselect_cols();
-    }
-
-    if (debouncing) {
-        if (--debouncing) {
-            _delay_ms(1);
-        } else {
-            for (uint8_t i = 0; i < MATRIX_ROWS; i++) {
-                matrix[i] = matrix_debouncing[i];
-            }
-        }
-    }
-
-    return 1;
-}
-
-bool matrix_is_modified(void)
-{
-    if (debouncing) return false;
-    return true;
-}
-
-inline
-bool matrix_is_on(uint8_t row, uint8_t col)
-{
-    return (matrix[row] & ((matrix_row_t)1<<col));
-}
-
-inline
-matrix_row_t matrix_get_row(uint8_t row)
-{
-    return matrix[row];
-}
-
-void matrix_print(void)
-{
-    print("\nr/c 0123456789ABCDEF\n");
-    for (uint8_t row = 0; row < MATRIX_ROWS; row++) {
-        xprintf("%02X: %032lb\n", row, bitrev32(matrix_get_row(row)));
-    }
-}
-
-uint8_t matrix_key_count(void)
-{
-    uint8_t count = 0;
-    for (uint8_t i = 0; i < MATRIX_ROWS; i++) {
-        count += bitpop32(matrix[i]);
-    }
-    return count;
-}
-
-/* Row configuration
- *
- * row: 0    1    2    3    4    5
- * pin: PD0  PD1  PD2  PD3  PD5  PB7
- *
- * Firmware uses pin PE2
- */
-static void init_rows(void)
-{
-    DDRD  &= ~0b00101111;
-    PORTD |=  0b00101111;
-
-    DDRB  &= ~0b10000000;
-    PORTB |=  0b10000000;
-
-    DDRE  &= ~0b00000100;
-    PORTE |=  0b00000100;
-}
-
-static uint8_t read_rows(void)
-{
-    return (PIND&(1<<0) ? (1<<0) : 0) |
-           (PIND&(1<<1) ? (1<<1) : 0) |
-           (PIND&(1<<2) ? (1<<2) : 0) |
-           (PIND&(1<<3) ? (1<<3) : 0) |
-           (PIND&(1<<5) ? (1<<4) : 0) |
-           (PINB&(1<<7) ? (1<<5) : 0);
-}
-
-static uint8_t read_fwkey(void)
-{
-    return PINE&(1<<2) ? 0 : (1<<0);
-}
-
-/* Column configuration
- *
- * col: 0    1    2    3
- * pin: PF0  PF1  PC7  PC6
- */
-static void unselect_cols(void)
-{
-    DDRF |=   0b00000011;
-    PORTF &= ~0b00000011;
-    DDRC |=   0b11000000;
-    PORTC &= ~0b11000000;
-}
-
-static void select_col(uint8_t col)
-{
-    switch (col) {
-        case 0:
-            PORTF |= (1<<0);
-            break;
-        case 1:
-            PORTF |= (1<<1);
-            break;
-        case 2:
-            PORTC |= (1<<7);
-            break;
-        case 3:
-            PORTC |= (1<<6);
-            break;
-    }
-}
-- 
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