From b6850bc043b1d129042f47501f0a1dc1e196f962 Mon Sep 17 00:00:00 2001
From: Drashna Jaelre <drashna@live.com>
Date: Tue, 9 Apr 2019 08:58:11 -0700
Subject: remove all keyboards but ergodox and planck

---
 keyboards/40percentclub/ut47/matrix.c | 213 ----------------------------------
 1 file changed, 213 deletions(-)
 delete mode 100644 keyboards/40percentclub/ut47/matrix.c

(limited to 'keyboards/40percentclub/ut47/matrix.c')

diff --git a/keyboards/40percentclub/ut47/matrix.c b/keyboards/40percentclub/ut47/matrix.c
deleted file mode 100644
index 921bc9ed5e..0000000000
--- a/keyboards/40percentclub/ut47/matrix.c
+++ /dev/null
@@ -1,213 +0,0 @@
-/*
-Copyright 2018 Carlos Filoteo
-
-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/>.
-*/
-
-/*
- * scan matrix
- */
-#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"
-#ifdef LED_ENABLE
-    #include "protocol/serial.h"
-#endif
-
-
-#ifndef DEBOUNCE
-#   define DEBOUNCE	5
-#endif
-static uint8_t debouncing = DEBOUNCE;
-
-/* matrix state(1:on, 0:off) */
-static matrix_row_t matrix[MATRIX_ROWS];
-static matrix_row_t matrix_debouncing[MATRIX_ROWS];
-
-static matrix_row_t read_cols(void);
-static void init_cols(void);
-static void unselect_rows(void);
-static void select_row(uint8_t row);
-
-
-inline
-uint8_t matrix_rows(void)
-{
-    return MATRIX_ROWS;
-}
-
-inline
-uint8_t matrix_cols(void)
-{
-    return MATRIX_COLS;
-}
-
-void matrix_init(void)
-{
-    // initialize row and col
-    unselect_rows();
-    init_cols();
-
-    // initialize matrix state: all keys off
-    for (uint8_t i=0; i < MATRIX_ROWS; i++) {
-        matrix[i] = 0;
-        matrix_debouncing[i] = 0;
-    }
-  
-#ifdef LED_ENABLE
-    serial_init();
-#endif
-}
-
-uint8_t matrix_scan(void)
-{
-    for (uint8_t i = 0; i < MATRIX_ROWS; i++) {
-        select_row(i);
-        _delay_us(30);  // without this wait read unstable value.
-        matrix_row_t cols = read_cols();
-        if (matrix_debouncing[i] != cols) {
-            matrix_debouncing[i] = cols;
-            if (debouncing) {
-                debug("bounce!: "); debug_hex(debouncing); debug("\n");
-            }
-            debouncing = DEBOUNCE;
-        }
-        unselect_rows();
-    }
-
-    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++) {
-        phex(row); print(": ");
-        pbin_reverse16(matrix_get_row(row));
-        print("\n");
-    }
-}
-
-uint8_t matrix_key_count(void)
-{
-    uint8_t count = 0;
-    for (uint8_t i = 0; i < MATRIX_ROWS; i++) {
-        count += bitpop16(matrix[i]);
-    }
-    return count;
-}
-
-/* Column pin configuration
- * col: 0   1   2   3   4   5   6   7   8   9   10  11
- * pin: D7  E6  B4  B5  B6  B2  B3  B1  F7  F6  F5  F4
- */
-
-static void  init_cols(void)
-{
-    // Input with pull-up(DDR:0, PORT:1)
-    DDRF  &= ~(1<<4 | 1<<5 | 1<<6 | 1<<7);
-    PORTF |=  (1<<4 | 1<<5 | 1<<6 | 1<<7);
-    DDRE  &= ~(1<<6);
-    PORTE |=  (1<<6);
-    DDRD  &= ~(1<<7);
-    PORTD |=  (1<<7);
-    DDRB  &= ~(1<<1 | 1<<2 | 1<<3 | 1<<4 | 1<<5 | 1<<6);
-    PORTB |=  (1<<1 | 1<<2 | 1<<3 | 1<<4 | 1<<5 | 1<<6);
-}
-
-static matrix_row_t read_cols(void)
-{
-    return (PIND&(1<<7) ? 0 : (1<<0)) |
-           (PINE&(1<<6) ? 0 : (1<<1)) |
-           (PINB&(1<<4) ? 0 : (1<<2)) |
-           (PINB&(1<<5) ? 0 : (1<<3)) |
-           (PINB&(1<<6) ? 0 : (1<<4)) |
-           (PINB&(1<<2) ? 0 : (1<<5)) |
-           (PINB&(1<<3) ? 0 : (1<<6)) |
-           (PINB&(1<<1) ? 0 : (1<<7)) |
-           (PINF&(1<<7) ? 0 : (1<<8)) |
-           (PINF&(1<<6) ? 0 : (1<<9)) |
-           (PINF&(1<<5) ? 0 : (1<<10)) |
-           (PINF&(1<<4) ? 0 : (1<<11));
-}
-
-/* Row pin configuration
- * row: 0   1   2   3
- * pin: D1  D0  D4  C6
- */
-
-static void unselect_rows(void)
-{
-    // Hi-Z(DDR:0, PORT:0) to unselect
-    DDRD  &= ~0b00010011;
-    PORTD &= ~0b00010011;
-    DDRC  &= ~0b01000000;
-    PORTC &= ~0b01000000;
-}
-
-static void select_row(uint8_t row)
-{
-    // Output low(DDR:1, PORT:0) to select
-    switch (row) {
-        case 0:
-            DDRD  |= (1<<1);
-            PORTD &= ~(1<<1);
-            break;
-        case 1:
-            DDRD  |= (1<<0);
-            PORTD &= ~(1<<0);
-            break;
-        case 2:
-            DDRD  |= (1<<4);
-            PORTD &= ~(1<<4);
-            break;
-        case 3:
-            DDRC  |= (1<<6);
-            PORTC &= ~(1<<6);
-            break;
-    }
-}
-- 
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