Drevo Gramr handwire Apply suggestions from code review

Added info about how to enter the bootloader
Removed unnecessary lines

Co-authored-by: Drashna Jaelre <drashna@live.com>

keyboards/handwired/drevogramr_qmk/config.h

@@ -102,59 +102,6 @@
  */
 //#define FORCE_NKRO
 
-/*
- * Magic Key Options
- *
- * Magic keys are hotkey commands that allow control over firmware functions of
- * the keyboard. They are best used in combination with the HID Listen program,
- * found here: https://www.pjrc.com/teensy/hid_listen.html
- *
- * The options below allow the magic key functionality to be changed. This is
- * useful if your keyboard/keypad is missing keys and you want magic key support.
- *
- */
-
-/* key combination for magic key command */
-/* defined by default; to change, uncomment and set to the combination you want */
-// #define IS_COMMAND() (get_mods() == (MOD_BIT(KC_LSHIFT) | MOD_BIT(KC_RSHIFT)))
-
-/* control how magic key switches layers */
-//#define MAGIC_KEY_SWITCH_LAYER_WITH_FKEYS  true
-//#define MAGIC_KEY_SWITCH_LAYER_WITH_NKEYS  true
-//#define MAGIC_KEY_SWITCH_LAYER_WITH_CUSTOM false
-
-/* override magic key keymap */
-//#define MAGIC_KEY_SWITCH_LAYER_WITH_FKEYS
-//#define MAGIC_KEY_SWITCH_LAYER_WITH_NKEYS
-//#define MAGIC_KEY_SWITCH_LAYER_WITH_CUSTOM
-//#define MAGIC_KEY_HELP           H
-//#define MAGIC_KEY_HELP_ALT       SLASH
-//#define MAGIC_KEY_DEBUG          D
-//#define MAGIC_KEY_DEBUG_MATRIX   X
-//#define MAGIC_KEY_DEBUG_KBD      K
-//#define MAGIC_KEY_DEBUG_MOUSE    M
-//#define MAGIC_KEY_VERSION        V
-//#define MAGIC_KEY_STATUS         S
-//#define MAGIC_KEY_CONSOLE        C
-//#define MAGIC_KEY_LAYER0         0
-//#define MAGIC_KEY_LAYER0_ALT     GRAVE
-//#define MAGIC_KEY_LAYER1         1
-//#define MAGIC_KEY_LAYER2         2
-//#define MAGIC_KEY_LAYER3         3
-//#define MAGIC_KEY_LAYER4         4
-//#define MAGIC_KEY_LAYER5         5
-//#define MAGIC_KEY_LAYER6         6
-//#define MAGIC_KEY_LAYER7         7
-//#define MAGIC_KEY_LAYER8         8
-//#define MAGIC_KEY_LAYER9         9
-//#define MAGIC_KEY_BOOTLOADER     B
-//#define MAGIC_KEY_BOOTLOADER_ALT ESC
-//#define MAGIC_KEY_LOCK           CAPS
-//#define MAGIC_KEY_EEPROM         E
-//#define MAGIC_KEY_EEPROM_CLEAR   BSPACE
-//#define MAGIC_KEY_NKRO           N
-//#define MAGIC_KEY_SLEEP_LED      Z
-
 /*
  * Feature disable options
  *  These options are also useful to firmware size reduction.

keyboards/handwired/drevogramr_qmk/readme.md

@@ -6,7 +6,17 @@ Drevo Gramr 84 rewired with Arduino (Pro) Micro. Firmware utilizes onboard 74HC5
 
 * Keyboard Maintainer: [MAD](https://github.com/wwwMADwww)
 * Hardware Supported: ATMega32U4, Drevo Gramr 84 with PCB labeled as `TB-ZT-S84LED-01-V03 2015-06-12`.
-* Hardware Availability: *AliExpress, Amazon*
+* Hardware Availability: AliExpress, Amazon
+
+## Bootloader
+
+Enter the bootloader in 3 ways:
+
+* **Physical reset button**: On the Arduino board either briefly press the Reset button or short Reset pin to ground.
+* **Keycode in layout**: Press the key mapped to `RESET` if it is available.
+* **Key combination**: Press `Left Shift` + `Right Shift` + `B`.
+
+## Build and flash
 
 Make example for this keyboard (after setting up your build environment):
 

keyboards/handwired/drevogramr_qmk/rules.mk

@@ -2,14 +2,6 @@
 MCU = atmega32u4
 
 # Bootloader selection
-#   Teensy       halfkay
-#   Pro Micro    caterina
-#   Atmel DFU    atmel-dfu
-#   LUFA DFU     lufa-dfu
-#   QMK DFU      qmk-dfu
-#   ATmega32A    bootloadHID
-#   ATmega328P   USBasp
-#BOOTLOADER = qmk-dfu
 BOOTLOADER = caterina
 
 # Build Options