From 7cbd16c9021fb287c826e501aebe32844d4bc32b Mon Sep 17 00:00:00 2001
From: Daniel Shields <dshields@bats.com>
Date: Fri, 2 Jun 2017 12:32:00 +0100
Subject: [PATCH] Initial commit for gherkin keyboard support. Compiles but
 untested.

---
 keyboards/gherkin/Makefile                 |   3 +
 keyboards/gherkin/README.md                |  12 ++
 keyboards/gherkin/config.h                 |  58 +++++++
 keyboards/gherkin/gherkin.c                |   1 +
 keyboards/gherkin/gherkin.h                |  18 +++
 keyboards/gherkin/keymaps/default/keymap.c | 171 +++++++++++++++++++++
 keyboards/gherkin/rules.mk                 |  56 +++++++
 7 files changed, 319 insertions(+)
 create mode 100644 keyboards/gherkin/Makefile
 create mode 100644 keyboards/gherkin/README.md
 create mode 100644 keyboards/gherkin/config.h
 create mode 100644 keyboards/gherkin/gherkin.c
 create mode 100644 keyboards/gherkin/gherkin.h
 create mode 100644 keyboards/gherkin/keymaps/default/keymap.c
 create mode 100644 keyboards/gherkin/rules.mk

diff --git a/keyboards/gherkin/Makefile b/keyboards/gherkin/Makefile
new file mode 100644
index 000000000..57b2ef62e
--- /dev/null
+++ b/keyboards/gherkin/Makefile
@@ -0,0 +1,3 @@
+ifndef MAKEFILE_INCLUDED
+	include ../../Makefile
+endif
diff --git a/keyboards/gherkin/README.md b/keyboards/gherkin/README.md
new file mode 100644
index 000000000..0a3d6fabe
--- /dev/null
+++ b/keyboards/gherkin/README.md
@@ -0,0 +1,12 @@
+
+About
+------
+
+First pass at adding support for the gherkin keyboard. Compiles but completely
+untested. Intended to kick-start development.
+
+* [Gherkin project on 40% Keyboards](http://www.40percent.club/2016/11/gherkin.html)
+* [The original TMK firmware](https://github.com/di0ib/tmk_keyboard/tree/master/keyboard/gherkin)
+
+Credit to JadedC for the initial work.
+
diff --git a/keyboards/gherkin/config.h b/keyboards/gherkin/config.h
new file mode 100644
index 000000000..27919efbb
--- /dev/null
+++ b/keyboards/gherkin/config.h
@@ -0,0 +1,58 @@
+#ifndef CONFIG_H
+#define CONFIG_H
+
+#include "config_common.h"
+
+/* USB Device descriptor parameter */
+#define VENDOR_ID       0xFEED
+#define PRODUCT_ID      0x6060
+#define DEVICE_VER      0x0001
+#define MANUFACTURER    qmkbuilder
+#define PRODUCT         keyboard
+#define DESCRIPTION     Keyboard
+
+/* key matrix size */
+#define MATRIX_ROWS 5
+#define MATRIX_COLS 6
+
+/* key matrix pins */
+#define MATRIX_ROW_PINS { F7, B1, B3, B2, B6 }
+#define MATRIX_COL_PINS { B4, E6, D7, C6, D4, D0 }
+#define UNUSED_PINS
+
+/* COL2ROW or ROW2COL */
+#define DIODE_DIRECTION COL2ROW
+
+/* number of backlight levels */
+#define BACKLIGHT_PIN B5
+#ifdef BACKLIGHT_PIN
+#define BACKLIGHT_LEVELS 3
+#endif
+
+/* Set 0 if debouncing isn't needed */
+#define DEBOUNCING_DELAY 5
+
+/* Mechanical locking support. Use KC_LCAP, KC_LNUM or KC_LSCR instead in keymap */
+#define LOCKING_SUPPORT_ENABLE
+
+/* Locking resynchronize hack */
+#define LOCKING_RESYNC_ENABLE
+
+/* key combination for command */
+#define IS_COMMAND() ( \
+    keyboard_report->mods == (MOD_BIT(KC_LSHIFT) | MOD_BIT(KC_RSHIFT)) \
+)
+
+/* prevent stuck modifiers */
+#define PREVENT_STUCK_MODIFIERS
+
+
+#ifdef RGB_DI_PIN
+#define RGBLIGHT_ANIMATIONS
+#define RGBLED_NUM 0
+#define RGBLIGHT_HUE_STEP 8
+#define RGBLIGHT_SAT_STEP 8
+#define RGBLIGHT_VAL_STEP 8
+#endif
+
+#endif
\ No newline at end of file
diff --git a/keyboards/gherkin/gherkin.c b/keyboards/gherkin/gherkin.c
new file mode 100644
index 000000000..2952d842c
--- /dev/null
+++ b/keyboards/gherkin/gherkin.c
@@ -0,0 +1 @@
+#include "gherkin.h"
diff --git a/keyboards/gherkin/gherkin.h b/keyboards/gherkin/gherkin.h
new file mode 100644
index 000000000..ebb2303ac
--- /dev/null
+++ b/keyboards/gherkin/gherkin.h
@@ -0,0 +1,18 @@
+#ifndef GHERKIN_H
+#define GHERKIN_H
+
+#include "quantum.h"
+
+#define KEYMAP( \
+	 K00,   K01,   K02,   K03,   K04,   K05,   K10,   K11,   K12,   K13 , \
+	 K14,   K15,   K20,   K21,   K22,   K23,   K24,   K25,   K30,   K31 , \
+	 K32,   K33,   K34,   K35,   K40,   K41,   K42,   K43,   K44,   K45   \
+) { \
+	{ K00,   K01,   K02,   K03,   K04,   K05 }, \
+	{ K10,   K11,   K12,   K13,   K14,   K15 }, \
+	{ K20,   K21,   K22,   K23,   K24,   K25 }, \
+	{ K30,   K31,   K32,   K33,   K34,   K35 }, \
+	{ K40,   K41,   K42,   K43,   K44,   K45 }  \
+}
+
+#endif
diff --git a/keyboards/gherkin/keymaps/default/keymap.c b/keyboards/gherkin/keymaps/default/keymap.c
new file mode 100644
index 000000000..718504676
--- /dev/null
+++ b/keyboards/gherkin/keymaps/default/keymap.c
@@ -0,0 +1,171 @@
+#include "gherkin.h"
+
+const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
+
+	KEYMAP(
+		LT(1, KC_Q), KC_W, KC_E, KC_R, KC_T, KC_Y, 
+		KC_U, KC_I, KC_O, KC_P, KC_A, KC_S, 
+		KC_D, KC_F, KC_G, KC_H, KC_J, KC_K, 
+		KC_L, KC_ESC, KC_Z, KC_X, KC_C, KC_V, 
+		KC_BSPC, KC_SPC, KC_B, KC_N, KC_M, KC_ENT),
+
+	KEYMAP(
+		KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, 
+		KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, 
+		KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, 
+		KC_TRNS, BL_INC, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, 
+		KC_TRNS, KC_TRNS, RESET, KC_TRNS, KC_TRNS, BL_DEC),
+
+	KEYMAP(
+		KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, 
+		KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, 
+		KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, 
+		KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, 
+		KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS),
+
+	KEYMAP(
+		KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, 
+		KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, 
+		KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, 
+		KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, 
+		KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS),
+
+	KEYMAP(
+		KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, 
+		KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, 
+		KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, 
+		KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, 
+		KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS),
+
+	KEYMAP(
+		KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, 
+		KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, 
+		KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, 
+		KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, 
+		KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS),
+
+	KEYMAP(
+		KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, 
+		KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, 
+		KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, 
+		KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, 
+		KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS),
+
+	KEYMAP(
+		KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, 
+		KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, 
+		KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, 
+		KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, 
+		KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS),
+
+	KEYMAP(
+		KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, 
+		KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, 
+		KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, 
+		KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, 
+		KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS),
+
+	KEYMAP(
+		KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, 
+		KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, 
+		KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, 
+		KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, 
+		KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS),
+
+	KEYMAP(
+		KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, 
+		KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, 
+		KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, 
+		KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, 
+		KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS),
+
+	KEYMAP(
+		KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, 
+		KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, 
+		KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, 
+		KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, 
+		KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS),
+
+	KEYMAP(
+		KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, 
+		KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, 
+		KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, 
+		KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, 
+		KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS),
+
+	KEYMAP(
+		KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, 
+		KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, 
+		KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, 
+		KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, 
+		KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS),
+
+	KEYMAP(
+		KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, 
+		KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, 
+		KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, 
+		KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, 
+		KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS),
+
+	KEYMAP(
+		KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, 
+		KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, 
+		KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, 
+		KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, 
+		KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS)
+
+};
+
+const macro_t *action_get_macro(keyrecord_t *record, uint8_t id, uint8_t opt) {
+	keyevent_t event = record->event;
+    (void)event;
+
+	switch (id) {
+
+	}
+	return MACRO_NONE;
+}
+
+void matrix_init_user(void) {
+}
+
+void matrix_scan_user(void) {
+}
+
+bool process_record_user(uint16_t keycode, keyrecord_t *record) {
+	return true;
+}
+
+void led_set_user(uint8_t usb_led) {
+
+	if (usb_led & (1 << USB_LED_NUM_LOCK)) {
+		DDRD |= (1 << 5); PORTD &= ~(1 << 5);
+	} else {
+		DDRD &= ~(1 << 5); PORTD &= ~(1 << 5);
+	}
+
+	if (usb_led & (1 << USB_LED_CAPS_LOCK)) {
+		DDRB |= (1 << 0); PORTB &= ~(1 << 0);
+	} else {
+		DDRB &= ~(1 << 0); PORTB &= ~(1 << 0);
+	}
+
+	if (usb_led & (1 << USB_LED_SCROLL_LOCK)) {
+		
+	} else {
+		
+	}
+
+	if (usb_led & (1 << USB_LED_COMPOSE)) {
+		
+	} else {
+		
+	}
+
+	if (usb_led & (1 << USB_LED_KANA)) {
+		
+	} else {
+		
+	}
+
+}
diff --git a/keyboards/gherkin/rules.mk b/keyboards/gherkin/rules.mk
new file mode 100644
index 000000000..0e7a40727
--- /dev/null
+++ b/keyboards/gherkin/rules.mk
@@ -0,0 +1,56 @@
+# MCU name
+MCU = atmega32u4
+
+# Processor frequency.
+#     This will define a symbol, F_CPU, in all source code files equal to the
+#     processor frequency in Hz. You can then use this symbol in your source code to
+#     calculate timings. Do NOT tack on a 'UL' at the end, this will be done
+#     automatically to create a 32-bit value in your source code.
+#
+#     This will be an integer division of F_USB below, as it is sourced by
+#     F_USB after it has run through any CPU prescalers. Note that this value
+#     does not *change* the processor frequency - it should merely be updated to
+#     reflect the processor speed set externally so that the code can use accurate
+#     software delays.
+F_CPU = 16000000
+
+#
+# LUFA specific
+#
+# Target architecture (see library "Board Types" documentation).
+ARCH = AVR8
+
+# Input clock frequency.
+#     This will define a symbol, F_USB, in all source code files equal to the
+#     input clock frequency (before any prescaling is performed) in Hz. This value may
+#     differ from F_CPU if prescaling is used on the latter, and is required as the
+#     raw input clock is fed directly to the PLL sections of the AVR for high speed
+#     clock generation for the USB and other AVR subsections. Do NOT tack on a 'UL'
+#     at the end, this will be done automatically to create a 32-bit value in your
+#     source code.
+#
+#     If no clock division is performed on the input clock inside the AVR (via the
+#     CPU clock adjust registers or the clock division fuses), this will be equal to F_CPU.
+F_USB = $(F_CPU)
+
+# Interrupt driven control endpoint task(+60)
+OPT_DEFS += -DINTERRUPT_CONTROL_ENDPOINT
+
+
+# Boot Section Size in *bytes*
+OPT_DEFS += -DBOOTLOADER_SIZE=4096
+
+
+# Build Options
+#   comment out to disable the options.
+#
+BOOTMAGIC_ENABLE ?= yes	# Virtual DIP switch configuration(+1000)
+MOUSEKEY_ENABLE ?= yes	# Mouse keys(+4700)
+EXTRAKEY_ENABLE ?= yes	# Audio control and System control(+450)
+CONSOLE_ENABLE ?= no	# Console for debug(+400)
+COMMAND_ENABLE ?= no    # Commands for debug and configuration
+SLEEP_LED_ENABLE ?= no  # Breathing sleep LED during USB suspend
+NKRO_ENABLE ?= yes		# USB Nkey Rollover - if this doesn't work, see here: https://github.com/tmk/tmk_keyboard/wiki/FAQ#nkro-doesnt-work
+BACKLIGHT_ENABLE ?= yes  # Enable keyboard backlight functionality
+AUDIO_ENABLE ?= no
+RGBLIGHT_ENABLE ?= no
\ No newline at end of file