From 9ef21d2e1c26b4153368fb3fe887ea7117c5b49b Mon Sep 17 00:00:00 2001
From: zvecr <git@zvecr.com>
Date: Wed, 27 Mar 2019 01:39:09 +0000
Subject: [PATCH] Refactor staryu to current standards and enable support for
 backlight keycodes (#5487)

---
 keyboards/staryu/backlight_staryu.c       |  52 ----------
 keyboards/staryu/backlight_staryu.h       |  25 +++--
 keyboards/staryu/config.h                 |  62 +++++------
 keyboards/staryu/keymaps/default/keymap.c | 121 +++++++++++++---------
 keyboards/staryu/rules.mk                 |  50 ++++++---
 keyboards/staryu/staryu.c                 |  32 ++++--
 keyboards/staryu/staryu.h                 |  12 ++-
 7 files changed, 184 insertions(+), 170 deletions(-)
 delete mode 100644 keyboards/staryu/backlight_staryu.c

diff --git a/keyboards/staryu/backlight_staryu.c b/keyboards/staryu/backlight_staryu.c
deleted file mode 100644
index 6fb9713f3..000000000
--- a/keyboards/staryu/backlight_staryu.c
+++ /dev/null
@@ -1,52 +0,0 @@
-#include "backlight.h"
-#include <avr/pgmspace.h>
-
-/* backlighting */
-void init_backlight_led(void)
-{
-    DDRC |= (1<<PC2 | 1<<PC7);
-    DDRD |= (1<<PD5 | 1<<PD6);
-    DDRB |= (1<<PB0);
-}
-
-void backlight_led_off(uint8_t index)
-{
-    switch (index) {
-        case 0:
-            PORTC |= (1<<PC2);
-            break;
-        case 1:
-            PORTC |= (1<<PC7);
-            break;
-        case 2:
-            PORTD |= (1<<PD5);
-            break;
-        case 3:
-            PORTD |= (1<<PD6);
-            break;
-        case 4:
-            PORTB |= (1<<PB0);
-            break;
-    }
-}
-
-void backlight_led_on(uint8_t index)
-{
-    switch (index) {
-        case 0:
-            PORTC &= ~(1<<PC2);
-            break;
-        case 1:
-            PORTC &= ~(1<<PC7);
-            break;
-        case 2:
-            PORTD &= ~(1<<PD5);
-            break;
-        case 3:
-            PORTD &= ~(1<<PD6);
-            break;
-        case 4:
-            PORTB &= ~(1<<PB0);
-            break;
-    }
-}
diff --git a/keyboards/staryu/backlight_staryu.h b/keyboards/staryu/backlight_staryu.h
index f718b970c..3272283e9 100644
--- a/keyboards/staryu/backlight_staryu.h
+++ b/keyboards/staryu/backlight_staryu.h
@@ -1,12 +1,21 @@
-#ifndef STARYU_BL
-#define STARYU_BL
+/*
+Copyright 2019
 
-#include <stdint.h>
+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.
 
-void init_backlight_led(void);
+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.
 
-void backlight_led_on(uint8_t index);
+You should have received a copy of the GNU General Public License
+along with this program.  If not, see <http://www.gnu.org/licenses/>.
+*/
+#pragma once
 
-void backlight_led_off(uint8_t index);
-
-#endif
+// Add backwards compatibility for existing keymaps
+#define backlight_led_off(i) backlight_set_value(i, 0)
+#define backlight_led_on(i) backlight_set_value(i, 1)
\ No newline at end of file
diff --git a/keyboards/staryu/config.h b/keyboards/staryu/config.h
index 268fe991a..7f8b39ba7 100755
--- a/keyboards/staryu/config.h
+++ b/keyboards/staryu/config.h
@@ -14,8 +14,7 @@ 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/>.
 */
-#ifndef CONFIG_H
-#define CONFIG_H
+#pragma once
 
 #include "config_common.h"
 
@@ -32,43 +31,38 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 #define MATRIX_COLS 5
 
 /* key matrix pins */
-#define MATRIX_ROW_PINS {  }
+#define MATRIX_ROW_PINS { NO_PIN }
 #define MATRIX_COL_PINS { D0, D1, D2, D3, D4 }
 #define UNUSED_PINS
 
-// from light_ws2812_config @
-// https://github.com/kairyu/tmk_keyboard_custom/tree/master/keyboard/staryu
-#define RGB_DI_PIN C6
-#define RGBLIGHT_ANIMATIONS
-#define RGBLED_NUM 1     // Number of LEDs
-
 /* COL2ROW or ROW2COL */
 #define DIODE_DIRECTION COL2ROW
 
+#define RGB_DI_PIN C6
+#define RGBLED_NUM 1     // Number of LEDs
+#define RGBLIGHT_ANIMATIONS
+// #ifdef RGB_DI_PIN
+//   #define RGBLIGHT_HUE_STEP 8
+//   #define RGBLIGHT_SAT_STEP 8
+//   #define RGBLIGHT_VAL_STEP 8
+//   #define RGBLIGHT_LIMIT_VAL 255 /* The maximum brightness level */
+//   #define RGBLIGHT_SLEEP  /* If defined, the RGB lighting will be switched off when the host goes to sleep */
+// /*== all animations enable ==*/
+//   #define RGBLIGHT_ANIMATIONS
+// /*== or choose animations ==*/
+//   #define RGBLIGHT_EFFECT_BREATHING
+//   #define RGBLIGHT_EFFECT_RAINBOW_MOOD
+//   #define RGBLIGHT_EFFECT_RAINBOW_SWIRL
+//   #define RGBLIGHT_EFFECT_SNAKE
+//   #define RGBLIGHT_EFFECT_KNIGHT
+//   #define RGBLIGHT_EFFECT_CHRISTMAS
+//   #define RGBLIGHT_EFFECT_STATIC_GRADIENT
+//   #define RGBLIGHT_EFFECT_RGB_TEST
+//   #define RGBLIGHT_EFFECT_ALTERNATING
+// #endif
+
+#define BACKLIGHT_LEVELS 1 // either on/off
+#define RGBLIGHT_LIMIT_VAL 200
+
 /* Set 0 if debouncing isn't needed */
 #define DEBOUNCING_DELAY 5
-
-// TODO backlighting
-#define BACKLIGHT_LEVELS 10
-// #define BACKLIGHT_PIN B7
-/*
-Backlight: C2, C7, D5, D6, B0
-switch (index) {
-    case 0:
-        PORTC &= ~(1<<PC2);
-        break;
-    case 1:
-        PORTC &= ~(1<<PC7);
-        break;
-    case 2:
-        PORTD &= ~(1<<PD5);
-        break;
-    case 3:
-        PORTD &= ~(1<<PD6);
-        break;
-    case 4:
-        PORTB &= ~(1<<PB0);
-        break;
-*/
-
-#endif
diff --git a/keyboards/staryu/keymaps/default/keymap.c b/keyboards/staryu/keymaps/default/keymap.c
index d68eb4287..8c47ff44a 100755
--- a/keyboards/staryu/keymaps/default/keymap.c
+++ b/keyboards/staryu/keymaps/default/keymap.c
@@ -20,62 +20,85 @@ enum layers {
   _LAYER0,
   _LAYER1,
   _LAYER2,
-  _LAYER3
+  _LAYER3,
+  _LAYER4
 };
 
+const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
+
+  [_LAYER0] = LAYOUT(
+/* ┌─────────┬─────────┬─────────┐ */
+              KC_UP,    TO(_LAYER1),
+/* ├─────────┼─────────┼─────────┤ */
+    KC_LEFT,  KC_DOWN,  KC_RIGHT
+/* └─────────┴─────────┴─────────┘ */
+  ),
+
+  [_LAYER1] = LAYOUT(
+/* ┌─────────┬─────────┬─────────┐ */
+              KC_PGUP,  TO(_LAYER2),
+/* ├─────────┼─────────┼─────────┤ */
+    KC_HOME,  KC_PGDN,  KC_END
+/* └─────────┴─────────┴─────────┘ */
+  ),
+
+  [_LAYER2] = LAYOUT(
+/* ┌─────────┬─────────┬─────────┐ */
+              KC_MSEL,  TO(_LAYER3),
+/* ├─────────┼─────────┼─────────┤ */
+    KC_MPRV,  KC_MPLY,  KC_MNXT
+/* └─────────┴─────────┴─────────┘ */
+  ),
+
+  [_LAYER3] = LAYOUT(
+/* ┌─────────┬─────────┬─────────┐ */
+              KC_MS_U,  TO(_LAYER4),
+/* ├─────────┼─────────┼─────────┤ */
+    KC_MS_L,  KC_MS_D,  KC_MS_R
+/* └─────────┴─────────┴─────────┘ */
+  ),
+
+  [_LAYER4] = LAYOUT(
+/* ┌─────────┬─────────┬─────────┐ */
+              XXXXXXX,  TO(_LAYER0),
+/* ├─────────┼─────────┼─────────┤ */
+    RGB_TOG,  BL_TOGG,  BL_STEP 
+/* └─────────┴─────────┴─────────┘ */
+  ),
 
-const uint16_t keymaps[][MATRIX_ROWS][MATRIX_COLS] PROGMEM = {
-    /* Keymap 0
-     * ,-----------.
-     * |   |Up |Fn0|
-     * |---+---+---|
-     * |Lef|Dow|Rig|
-     * `-----------'
-     */
-    LAYOUT( KC_UP,  TO(_LAYER1), KC_LEFT,KC_DOWN,KC_RIGHT ),
-    /* Keymap 1
-     * ,-----------.
-     * |   |PgU|Fn1|
-     * |---+---+---|
-     * |Hom|PgD|End|
-     * `-----------'
-     */
-    LAYOUT( KC_PGUP,TO(_LAYER2), KC_HOME,KC_PGDN,KC_END  ),
-    /* Keymap 2
-     * ,-----------.
-     * |   |Sel|Fn2|
-     * |---+---+---|
-     * |Pre|Pla|Nex|
-     * `-----------'
-     */
-    LAYOUT( KC_MSEL,TO(_LAYER3), KC_MPRV,KC_MPLY,KC_MNXT ),
-    /* Keymap 3
-     * ,-----------.
-     * |   |MsU|Fn3|
-     * |---+---+---|
-     * |MsL|MsD|MsR|
-     * `-----------'
-     */
-    LAYOUT( KC_MS_U,TO(_LAYER0), KC_MS_L,KC_MS_D,KC_MS_R ),
-    // /* Keymap 4
-    //  * ,-----------.
-    //  * |   |Fn6|Fn4|
-    //  * |---+---+---|
-    //  * |Fn7|Fn5|Fn8|
-    //  * `-----------'
-    //  */
-    // LAYOUT( FN6, FN4, FN7, FN5, FN8  ),
 };
 
-const macro_t *action_get_macro(keyrecord_t *record, uint8_t id, uint8_t opt) {
-  return MACRO_NONE ;
+void eeconfig_init_user(void) {
+  // use the non noeeprom versions, to write these values to EEPROM too
+  rgblight_enable();
+  rgblight_mode(RGBLIGHT_MODE_BREATHING+1);
+
+  backlight_enable();
 }
 
-void matrix_init_user(void) {
+void keyboard_post_init_user(void) {
+  //layer_state_set_user is not called for inital state - set it here
+  rgblight_sethsv_noeeprom_white();
 }
 
-void matrix_scan_user(void) {
-}
-
-void led_set_user(uint8_t usb_led) {
+uint32_t layer_state_set_user(uint32_t state) {
+  switch (biton32(state)) {
+    case _LAYER1:
+        rgblight_sethsv_noeeprom_cyan();
+        break;
+    case _LAYER2:
+        rgblight_sethsv_noeeprom_magenta();
+        break;
+    case _LAYER3:
+        rgblight_sethsv_noeeprom_red();
+        break;
+    case _LAYER4:
+        rgblight_sethsv_noeeprom_orange();
+        break;
+    case _LAYER0:
+    default: //  for any other layers, or the default layer
+        rgblight_sethsv_noeeprom_white();
+        break;
+    }
+  return state;
 }
diff --git a/keyboards/staryu/rules.mk b/keyboards/staryu/rules.mk
index 3e043bbcd..ad4873a39 100755
--- a/keyboards/staryu/rules.mk
+++ b/keyboards/staryu/rules.mk
@@ -1,10 +1,6 @@
 # MCU name
 MCU = atmega32u2
 
-BOOTLOADER = lufa-dfu
-
-SRC = backlight_staryu.c
-
 # 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
@@ -40,21 +36,43 @@ F_USB = $(F_CPU)
 # Interrupt driven control endpoint task(+60)
 OPT_DEFS += -DINTERRUPT_CONTROL_ENDPOINT
 
+# Bootloader selection
+#   Teensy       halfkay
+#   Pro Micro    caterina
+#   Atmel DFU    atmel-dfu
+#   LUFA DFU     lufa-dfu
+#   QMK DFU      qmk-dfu
+#   atmega32a    bootloadHID
+BOOTLOADER = lufa-dfu
 
-# Boot Section Size in *bytes*
-OPT_DEFS += -DBOOTLOADER_SIZE=4096
+
+# If you don't know the bootloader type, then you can specify the
+# Boot Section Size in *bytes* by uncommenting out the OPT_DEFS line
+#   Teensy halfKay      512
+#   Teensy++ halfKay    1024
+#   Atmel DFU loader    4096
+#   LUFA bootloader     4096
+#   USBaspLoader        2048
+# OPT_DEFS += -DBOOTLOADER_SIZE=4096
 
 
 # Build Options
 #   comment out to disable the options.
 #
-BOOTMAGIC_ENABLE = no	# Virtual DIP switch configuration(+1000)
-MOUSEKEY_ENABLE = no	# Mouse keys(+4700)
-EXTRAKEY_ENABLE = yes	# Audio control and System control(+450)
-CONSOLE_ENABLE = yes	# Console for debug(+400)
-COMMAND_ENABLE = no    # Commands for debug and configuration
-SLEEP_LED_ENABLE = no  # Breathing sleep LED during USB suspend
-NKRO_ENABLE = no		# USB Nkey Rollover - if this doesn't work, see here: https://github.com/tmk/tmk_keyboard/wiki/FAQ#nkro-doesnt-work
-BACKLIGHT_ENABLE = yes  # In-switch LEDs
-AUDIO_ENABLE = no      # There is no available timer or pin for audio on the NovelPad
-RGBLIGHT_ENABLE = yes  # RGB LEDs for underglow, installed and enabled by default for the NovelPad
+BOOTMAGIC_ENABLE = lite     # Virtual DIP switch configuration(+1000)
+MOUSEKEY_ENABLE = no        # 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
+# 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
+NKRO_ENABLE = no            # USB Nkey Rollover
+BACKLIGHT_ENABLE = yes      # Enable keyboard backlight functionality on B7 by default
+RGBLIGHT_ENABLE = yes       # Enable keyboard RGB underglow
+MIDI_ENABLE = no            # MIDI support (+2400 to 4200, depending on config)
+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 (+400)
diff --git a/keyboards/staryu/staryu.c b/keyboards/staryu/staryu.c
index 6dcaaea0e..20334c0b7 100755
--- a/keyboards/staryu/staryu.c
+++ b/keyboards/staryu/staryu.c
@@ -15,12 +15,30 @@ 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 "staryu.h"
-#include "backlight_staryu.h"
 
-// for keyboard subdirectory level init functions
-// @Override
-void matrix_init_kb(void) {
-  // call user level keymaps, if any
-  init_backlight_led();
-  matrix_init_user();
+#ifdef BACKLIGHT_ENABLE
+
+#ifdef BACKLIGHT_PIN
+  #pragma error "BACKLIGHT_PIN must stay undefined otherwise software pwm is incorrectly used"
+#endif
+
+#define BACKLIGHT_PIN_COUNT 5
+static const pin_t backlight_pins[BACKLIGHT_PIN_COUNT] = { C2, C7, D5, D6, B0 };
+
+void backlight_init_ports(void) {
+  for (uint8_t index = 0; index < BACKLIGHT_PIN_COUNT; index++) {
+    setPinOutput(backlight_pins[index]);
+  }
 }
+
+void backlight_set_value(uint8_t index, uint8_t level) {
+  writePin(backlight_pins[index], !!level);
+}
+
+void backlight_set(uint8_t level) {
+  for (uint8_t index = 0; index < BACKLIGHT_PIN_COUNT; index++) {
+    backlight_set_value(index, level);
+  }
+}
+
+#endif //BACKLIGHT_ENABLE
diff --git a/keyboards/staryu/staryu.h b/keyboards/staryu/staryu.h
index 12b8be92e..f404dff28 100755
--- a/keyboards/staryu/staryu.h
+++ b/keyboards/staryu/staryu.h
@@ -14,15 +14,19 @@ 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/>.
 */
-#ifndef KB_H
-#define KB_H
+#pragma once
 #include "quantum.h"
 
 #define LAYOUT( \
-	K00, K01, \
-	K10, K11, K12 \
+	     K00, K01, \
+	K10, K11, K12  \
 ) { \
 	{ K00, K01, K12, K11, K10 }, \
 }
 
+
+#ifdef BACKLIGHT_ENABLE
+
+void backlight_set_value(uint8_t index, uint8_t level);
+
 #endif