Gingham Update (#8225)

3 files changed, 28 insertions, 161 deletions

diff --git a/keyboards/gingham/config.h b/keyboards/gingham/config.h
index d89120c28..4c880a8fc 100644
--- a/keyboards/gingham/config.h
+++ b/keyboards/gingham/config.h
@@ -84,9 +84,6 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 //   #define RGBLIGHT_EFFECT_ALTERNATING
 // #endif
 
-/* Debounce reduces chatter (unintended double-presses) - set 0 if debouncing is not needed */
-#define DEBOUNCE 5
-
 /* define if matrix has ghost (lacks anti-ghosting diodes) */
 //#define MATRIX_HAS_GHOST
 
diff --git a/keyboards/gingham/matrix.c b/keyboards/gingham/matrix.c
index 5ac81e791..47c883056 100644
--- a/keyboards/gingham/matrix.c
+++ b/keyboards/gingham/matrix.c
@@ -17,160 +17,53 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 #include <stdint.h>
 #include <stdbool.h>
 #include "wait.h"
-#include "print.h"
-#include "debug.h"
-#include "util.h"
-#include "matrix.h"
-#include "debounce.h"
 #include "quantum.h"
 #include "i2c_master.h"
 
-#if (MATRIX_COLS <= 8)
-#    define print_matrix_header()  print("\nr/c 01234567\n")
-#    define print_matrix_row(row)  print_bin_reverse8(matrix_get_row(row))
-#    define matrix_bitpop(i)       bitpop(matrix[i])
-#    define ROW_SHIFTER ((uint8_t)1)
-#elif (MATRIX_COLS <= 16)
-#    define print_matrix_header()  print("\nr/c 0123456789ABCDEF\n")
-#    define print_matrix_row(row)  print_bin_reverse16(matrix_get_row(row))
-#    define matrix_bitpop(i)       bitpop16(matrix[i])
-#    define ROW_SHIFTER ((uint16_t)1)
-#elif (MATRIX_COLS <= 32)
-#    define print_matrix_header()  print("\nr/c 0123456789ABCDEF0123456789ABCDEF\n")
-#    define print_matrix_row(row)  print_bin_reverse32(matrix_get_row(row))
-#    define matrix_bitpop(i)       bitpop32(matrix[i])
-#    define ROW_SHIFTER  ((uint32_t)1)
-#endif
-
-#ifdef MATRIX_MASKED
-    extern const matrix_row_t matrix_mask[];
-#endif
-
 static const pin_t row_pins[MATRIX_ROWS] = MATRIX_ROW_PINS;
 static const pin_t col_pins[MATRIX_COLS] = MATRIX_COL_PINS;
 
-/* matrix state(1:on, 0:off) */
-static matrix_row_t raw_matrix[MATRIX_ROWS]; //raw values
-static matrix_row_t matrix[MATRIX_ROWS]; //debounced values
-
-__attribute__ ((weak))
-void matrix_init_quantum(void) {
-    matrix_init_kb();
-}
-
-__attribute__ ((weak))
-void matrix_scan_quantum(void) {
-    matrix_scan_kb();
-}
-
-__attribute__ ((weak))
-void matrix_init_kb(void) {
-    matrix_init_user();
-}
-
-__attribute__ ((weak))
-void matrix_scan_kb(void) {
-    matrix_scan_user();
-}
-
-__attribute__ ((weak))
-void matrix_init_user(void) {
-}
-
-__attribute__ ((weak))
-void matrix_scan_user(void) {
-}
-
-inline
-uint8_t matrix_rows(void) {
-    return MATRIX_ROWS;
-}
-
-inline
-uint8_t matrix_cols(void) {
-    return MATRIX_COLS;
-}
-
-//Deprecated.
-bool matrix_is_modified(void)
-{
-    if (debounce_active()) 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)
-{
-    // Matrix mask lets you disable switches in the returned matrix data. For example, if you have a
-    // switch blocker installed and the switch is always pressed.
-#ifdef MATRIX_MASKED
-    return matrix[row] & matrix_mask[row];
-#else
-    return matrix[row];
-#endif
-}
-
-void matrix_print(void)
-{
-    print_matrix_header();
-
-    for (uint8_t row = 0; row < MATRIX_ROWS; row++) {
-        phex(row); print(": ");
-        print_matrix_row(row);
-        print("\n");
-    }
-}
-
-uint8_t matrix_key_count(void)
-{
-    uint8_t count = 0;
-    for (uint8_t i = 0; i < MATRIX_ROWS; i++) {
-        count += matrix_bitpop(i);
+static void unselect_rows(void) {
+    for(uint8_t x = 0; x < MATRIX_ROWS; x++) {
+        setPinInputHigh(row_pins[x]);
     }
-    return count;
 }
 
-static void select_row(uint8_t row)
-{
+static void select_row(uint8_t row) {
     setPinOutput(row_pins[row]);
     writePinLow(row_pins[row]);
 }
 
-static void unselect_row(uint8_t row)
-{
+static void unselect_row(uint8_t row) {
     setPinInputHigh(row_pins[row]);
 }
 
-static void unselect_rows(void)
-{
-    for(uint8_t x = 0; x < MATRIX_ROWS; x++) {
-        setPinInputHigh(row_pins[x]);
-    }
-}
-
 static void init_pins(void) {
     unselect_rows();
     // Set I/O
     uint8_t send_data = 0x07;
     i2c_writeReg((PORT_EXPANDER_ADDRESS << 1), 0x00, &send_data, 1, 20);
-    // // Set Pull-up
+    // Set Pull-up
     i2c_writeReg((PORT_EXPANDER_ADDRESS << 1), 0x06, &send_data, 1, 20);
 
     for (uint8_t x = 0; x < MATRIX_COLS; x++) {
         if ( (x > 0) && (x < 12) ) {
-        setPinInputHigh(col_pins[x]);
+            setPinInputHigh(col_pins[x]);
         }
     }
 }
 
-static bool read_cols_on_row(matrix_row_t current_matrix[], uint8_t current_row)
-{
+void matrix_init_custom(void) {
+    // TODO: initialize hardware here
+    // Initialize I2C
+    i2c_init();
+
+    // initialize key pins
+    init_pins();
+    wait_ms(50);
+}
+
+static bool read_cols_on_row(matrix_row_t current_matrix[], uint8_t current_row) {
     // Store last value of row prior to reading
     matrix_row_t last_row_value = current_matrix[current_row];
 
@@ -203,7 +96,7 @@ static bool read_cols_on_row(matrix_row_t current_matrix[], uint8_t current_row)
         }
 
         // Populate the matrix row with the state of the col pin
-        current_matrix[current_row] |=  pin_state ? 0 : (ROW_SHIFTER << col_index);
+        current_matrix[current_row] |=  pin_state ? 0 : (MATRIX_ROW_SHIFTER << col_index);
     }
 
     // Unselect row
@@ -212,36 +105,13 @@ static bool read_cols_on_row(matrix_row_t current_matrix[], uint8_t current_row)
     return (last_row_value != current_matrix[current_row]);
 }
 
-void matrix_init(void) {
-
-    // Initialize I2C
-    i2c_init();
-
-    // initialize key pins
-    init_pins();
-
-    // initialize matrix state: all keys off
-    for (uint8_t i=0; i < MATRIX_ROWS; i++) {
-        raw_matrix[i] = 0;
-        matrix[i] = 0;
-    }
-
-    debounce_init(MATRIX_ROWS);
-
-    matrix_init_quantum();
-}
-
-uint8_t matrix_scan(void)
-{
-    bool changed = false;
+bool matrix_scan_custom(matrix_row_t current_matrix[]) {
+    bool matrix_has_changed = false;
 
     // Set row, read cols
     for (uint8_t current_row = 0; current_row < MATRIX_ROWS; current_row++) {
-        changed |= read_cols_on_row(raw_matrix, current_row);
+        matrix_has_changed |= read_cols_on_row(current_matrix, current_row);
     }
 
-    debounce(raw_matrix, matrix, MATRIX_ROWS, changed);
-
-    matrix_scan_quantum();
-    return (uint8_t)changed;
+    return matrix_has_changed;
 }
diff --git a/keyboards/gingham/rules.mk b/keyboards/gingham/rules.mk
index f8062eb50..8448cf646 100644
--- a/keyboards/gingham/rules.mk
+++ b/keyboards/gingham/rules.mk
@@ -20,11 +20,11 @@ OPT_DEFS = -DDEBUG_LEVEL=0
 # Build Options
 #   change yes to no to disable
 #
-BOOTMAGIC_ENABLE = lite      # Virtual DIP switch configuration
+BOOTMAGIC_ENABLE = lite     # Virtual DIP switch configuration
 MOUSEKEY_ENABLE = yes       # Mouse keys
 EXTRAKEY_ENABLE = yes       # Audio control and System control
-CONSOLE_ENABLE = no        # Console for debug
-COMMAND_ENABLE = no        # Commands for debug and configuration
+CONSOLE_ENABLE = no         # Console for debug
+COMMAND_ENABLE = no         # Commands for debug and configuration
 # Do not enable SLEEP_LED_ENABLE. it uses the same timer as BACKLIGHT_ENABLE
 SLEEP_LED_ENABLE = no       # Breathing sleep LED during USB suspend
 # if this doesn't work, see here: https://github.com/tmk/tmk_keyboard/wiki/FAQ#nkro-doesnt-work
@@ -36,6 +36,6 @@ UNICODE_ENABLE = no         # Unicode
 BLUETOOTH_ENABLE = no       # Enable Bluetooth with the Adafruit EZ-Key HID
 AUDIO_ENABLE = no           # Audio output on port C6
 FAUXCLICKY_ENABLE = no      # Use buzzer to emulate clicky switches
-HD44780_ENABLE = no 		# Enable support for HD44780 based LCDs
+HD44780_ENABLE = no         # Enable support for HD44780 based LCDs
 
-CUSTOM_MATRIX           = yes
+CUSTOM_MATRIX = lite