[Keyboard] add Phoenix keyboard (#10256)

* setup keyboard

* fit v1 board setting

* remove unused def and add ergodox_pretty

* add user hooks

* add ergodox_pretty to info

* apply suggestions

* use default split usb timeout

keyboards/phoenix/rules.mk

@@ -0,0 +1,48 @@
+# Build Options
+#   change yes to no to disable
+#
+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
+SLEEP_LED_ENABLE = no       # Breathing sleep LED during USB suspend, do not enable SLEEP_LED_ENABLE. it uses the same timer as BACKLIGHT_ENABLE
+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 = no       # Enable keyboard backlight functionality
+RGBLIGHT_ENABLE = no        # Enable keyboard RGB underglow
+BLUETOOTH_ENABLE = no       # Enable Bluetooth
+AUDIO_ENABLE = no           # Audio output
+STENO_ENABLE = no
+SPLIT_KEYBOARD = yes
+SERIAL_DRIVER = usart
+KEYBOARD_SHARED_EP = yes
+
+## chip/board settings
+# the next two should match the directories in
+#  <chibios>/os/hal/ports/$(MCU_FAMILY)/$(MCU_SERIES)
+MCU_FAMILY = STM32
+MCU_SERIES = STM32F4xx
+# linker script to use
+# it should exist either in <chibios>/os/common/ports/ARMCMx/compilers/GCC/ld/
+#  or <this_dir>/ld/
+MCU_LDSCRIPT = STM32F401xC
+# startup code to use
+# is should exist in <chibios>/os/common/ports/ARMCMx/compilers/GCC/mk/
+MCU_STARTUP = stm32f4xx
+# it should exist either in <chibios>/os/hal/boards/
+#  or <this_dir>/boards
+BOARD = BLACKPILL_STM32_F401
+# Cortex version
+# Teensy LC is cortex-m0; Teensy 3.x are cortex-m4
+MCU  = cortex-m4
+# ARM version, CORTEX-M0/M1 are 6, CORTEX-M3/M4/M7 are 7
+ARMV = 7
+USE_FPU = yes
+# Address of the booloader in system memory
+STM32_BOOTLOADER_ADDRESS = 0x1FFF0000
+
+# Options to pass to dfu-util when flashing
+DFU_ARGS = -d 0483:df11 -a 0 -s 0x08000000:leave
+DFU_SUFFIX_ARGS = -v 0483 -p df11
+
+OPT_DEFS += -DSTM32_DMA_REQUIRED=TRUE