Keyboard: Move Bathroom Epiphany boards into its own directory (#3936)

* make bpiphany directory with simple readme file

* move unloved_bastard to bpiphany directory

* move frosty_flake to bpiphany directory

* move pegasushoof to bpiphany directory

* move tiger_lily to bpiphany directory

* add a little more info to readme

* move kitten_paw to bpiphany directory

* update make instructions

* update intro text

* add missing routines to matrix.c of unloved_bastard

* add missing routines

1 files changed, 0 insertions, 137 deletions

diff --git a/keyboards/frosty_flake/matrix.c b/keyboards/frosty_flake/matrix.c
deleted file mode 100644
index cde7f63b95..0000000000
--- a/keyboards/frosty_flake/matrix.c
+++ /dev/null
@@ -1,137 +0,0 @@
-/*
-  Copyright 2017 Gabriel Young <gabeplaysdrums@live.com>
-
-  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"
-
-#ifndef DEBOUNCING_DELAY
-#   define DEBOUNCING_DELAY 5
-#endif
-static uint8_t debouncing = DEBOUNCING_DELAY;
-
-static matrix_row_t matrix[MATRIX_ROWS];
-static matrix_row_t matrix_debouncing[MATRIX_ROWS];
-
-static matrix_row_t scan_col(void) {
-    return (
-        (PINC&(1<<7) ? 0 : ((matrix_row_t)1<<0)) |
-        (PINB&(1<<5) ? 0 : ((matrix_row_t)1<<1)) |
-        (PINB&(1<<4) ? 0 : ((matrix_row_t)1<<2)) |
-        (PINB&(1<<6) ? 0 : ((matrix_row_t)1<<3)) |
-        (PINB&(1<<1) ? 0 : ((matrix_row_t)1<<4)) |
-        (PINB&(1<<2) ? 0 : ((matrix_row_t)1<<5)) |
-        (PINB&(1<<3) ? 0 : ((matrix_row_t)1<<6)) |
-        (PINB&(1<<0) ? 0 : ((matrix_row_t)1<<7))
-    );
-}
-
-static void select_col(uint8_t col) {
-    switch (col) {
-        case  0: PORTD = (PORTD & ~0b01111011) | 0b00011011; break;
-        case  1: PORTD = (PORTD & ~0b01111011) | 0b01000011; break;
-        case  2: PORTD = (PORTD & ~0b01111011) | 0b01101010; break;
-        case  3: PORTD = (PORTD & ~0b01111011) | 0b01111001; break;
-        case  4: PORTD = (PORTD & ~0b01111011) | 0b01100010; break;
-        case  5: PORTD = (PORTD & ~0b01111011) | 0b01110001; break;
-        case  6: PORTD = (PORTD & ~0b01111011) | 0b01100001; break;
-        case  7: PORTD = (PORTD & ~0b01111011) | 0b01110000; break;
-        case  8: PORTD = (PORTD & ~0b01111011) | 0b01100000; break;
-        case  9: PORTD = (PORTD & ~0b01111011) | 0b01101000; break;
-        case 10: PORTD = (PORTD & ~0b01111011) | 0b00101011; break;
-        case 11: PORTD = (PORTD & ~0b01111011) | 0b00110011; break;
-        case 12: PORTD = (PORTD & ~0b01111011) | 0b00100011; break;
-        case 13: PORTD = (PORTD & ~0b01111011) | 0b01111000; break;
-        case 14: PORTD = (PORTD & ~0b01111011) | 0b00010011; break;
-        case 15: PORTD = (PORTD & ~0b01111011) | 0b01101001; break;
-        case 16: PORTD = (PORTD & ~0b01111011) | 0b00001011; break;
-        case 17: PORTD = (PORTD & ~0b01111011) | 0b00111011; break;
-    }
-}
-
-void matrix_init(void) {
-    /* Row output pins */
-    DDRD  |=  0b01111011;
-    /* Column input pins */
-    DDRC  &= ~0b10000000;
-    DDRB  &= ~0b01111111;
-    PORTC |=  0b10000000;
-    PORTB |=  0b01111111;
-
-    for (uint8_t i=0; i < MATRIX_ROWS; i++)
-        matrix[i] = matrix_debouncing[i] = 0;
-
-    matrix_init_quantum();
-}
-
-uint8_t matrix_scan(void) {
-    for (uint8_t col = 0; col < MATRIX_COLS; col++) {
-        select_col(col);
-        _delay_us(3);
-        matrix_row_t col_scan = scan_col();
-        for (uint8_t row = 0; row < MATRIX_ROWS; row++) {
-            bool prev_bit = matrix_debouncing[row] & ((matrix_row_t)1<<col);
-            bool curr_bit = col_scan & (1<<row);
-            if (prev_bit != curr_bit) {
-                matrix_debouncing[row] ^= ((matrix_row_t)1<<col);
-                debouncing = DEBOUNCING_DELAY;
-            }
-        }
-    }
-
-    if (debouncing) {
-        if (--debouncing)
-            _delay_ms(1);
-        else
-            for (uint8_t i = 0; i < MATRIX_ROWS; i++)
-                matrix[i] = matrix_debouncing[i];
-    }
-
-    matrix_scan_quantum();
-    return 1;
-}
-
-inline matrix_row_t matrix_get_row(uint8_t row) {
-    return matrix[row];
-}
-
-void matrix_print(void) {
-#ifndef NO_PRINT
-    print("\nr\\c ABCDEFGHIJKLMNOPQR\n");
-    for (uint8_t row = 0; row < MATRIX_ROWS; row++) {
-        matrix_row_t matrix_row = matrix_get_row(row);
-        xprintf("%02X: ", row);
-        for (uint8_t col = 0; col < MATRIX_COLS; col++) {
-            bool curr_bit = matrix_row & (1<<col);
-            xprintf("%c", curr_bit ? '*' : '.');
-        }
-        print("\n");
-    }
-#endif
-}
-
-uint8_t matrix_key_count(void) {
-    uint8_t count = 0;
-    for (uint8_t row = 0; row < MATRIX_ROWS; row++)
-        count += bitpop32(matrix[row]);
-    return count;
-}