1 files changed, 0 insertions, 64 deletions
diff --git a/keyboards/kinesis/nguyenvietyen/matrix.c b/keyboards/kinesis/nguyenvietyen/matrix.c
deleted file mode 100644
index 3e078946e0..0000000000
--- a/keyboards/kinesis/nguyenvietyen/matrix.c
+++ /dev/null
@@ -1,64 +0,0 @@
-#include "matrix.h"
-
-#include "quantum.h"
-
-static matrix_row_t read_row(uint8_t row) {
-    matrix_io_delay();  // without this wait read unstable value.
-
-    // keypad and program buttons
-    if (row == 12) {
-        return ~(readPin(B4) | (readPin(B5) << 1) | 0b11111100);
-    }
-
-    return ~(readPin(B6) | readPin(B2) << 1 | readPin(B3) << 2 | readPin(B1) << 3 | readPin(F7) << 4 | readPin(F6) << 5 | readPin(F5) << 6 | readPin(F4) << 7);
-}
-
-static void unselect_rows(void) {
-    // set A,B,C,G to 0
-    PORTD &= 0xF0;
-}
-
-static void select_rows(uint8_t row) {
-    // set A,B,C,G to row value
-    PORTD |= (0x0F & row);
-}
-
-void matrix_init_custom(void) {
-    // output low (multiplexers)
-    setPinOutput(D0);
-    setPinOutput(D1);
-    setPinOutput(D2);
-    setPinOutput(D3);
-
-    // input with pullup (matrix)
-    setPinInputHigh(B6);
-    setPinInputHigh(B2);
-    setPinInputHigh(B3);
-    setPinInputHigh(B1);
-    setPinInputHigh(F7);
-    setPinInputHigh(F6);
-    setPinInputHigh(F5);
-    setPinInputHigh(F4);
-
-    // input with pullup (program and keypad buttons)
-    setPinInputHigh(B4);
-    setPinInputHigh(B5);
-
-    // initialize row and col
-    unselect_rows();
-}
-
-bool matrix_scan_custom(matrix_row_t current_matrix[]) {
-    bool matrix_has_changed = false;
-
-    for (uint8_t i = 0; i < MATRIX_ROWS; i++) {
-        select_rows(i);
-        matrix_row_t row = read_row(i);
-        unselect_rows();
-        bool row_has_changed = current_matrix[i] != row;
-        matrix_has_changed |= row_has_changed;
-        current_matrix[i] = row;
-    }
-
-    return matrix_has_changed;
-}