Add WATCH_COLMI_P8 option to cmake & docs

Author: hubmartin

CMakeLists.txt

@@ -51,6 +51,14 @@ if(BUILD_DFU)
   set(BUILD_DFU true)
 endif()
 
+option(WATCH_COLMI_P8 "Build for the Colmi P8" OFF)
+set(TARGET_DEVICE "PineTime")
+
+if(WATCH_COLMI_P8)
+  set(TARGET_DEVICE "Colmi P8")
+  add_definitions(-DWATCH_P8)
+endif()
+
 set(PROJECT_GIT_COMMIT_HASH "")
 
 execute_process(COMMAND git rev-parse --short HEAD
@@ -68,6 +76,7 @@ message("    * Version : " ${PROJECT_VERSION_MAJOR}.${PROJECT_VERSION_MINOR}.${P
 message("    * Toolchain : " ${ARM_NONE_EABI_TOOLCHAIN_PATH})
 message("    * GitRef(S) : " ${PROJECT_GIT_COMMIT_HASH})
 message("    * NRF52 SDK : " ${NRF5_SDK_PATH})
+message("    * Target device : " ${TARGET_DEVICE})
 set(PROGRAMMER "???")
 if(USE_JLINK)
   message("    * Programmer/debugger : JLINK")

doc/buildAndProgram.md

@@ -28,6 +28,7 @@ CMake configures the project according to variables you specify the command line
 **GDB_CLIENT_BIN_PATH**|Path to arm-none-eabi-gdb executable. Used only if `USE_GDB_CLIENT` is 1.|`-DGDB_CLIENT_BIN_PATH=/home/jf/nrf52/gcc-arm-none-eabi-9-2019-q4-major/bin/arm-none-eabi-gdb`
 **GDB_CLIENT_TARGET_REMOTE**|Target remote connection string. Used only if `USE_GDB_CLIENT` is 1.|`-DGDB_CLIENT_TARGET_REMOTE=/dev/ttyACM0`
 **BUILD_DFU (\*\*)**|Build DFU files while building (needs [adafruit-nrfutil](https://github.com/adafruit/Adafruit_nRF52_nrfutil)).|`-DBUILD_DFU=1`
+**WATCH_COLMI_P8**|Use pin configuration for Colmi P8 watch|`-DWATCH_COLMI_P8=1`
 
 ####(**) Note about **CMAKE_BUILD_TYPE**:
 By default, this variable is set to *Release*. It compiles the code with size and speed optimizations. We use this value for all the binaries we publish when we [release](https://github.com/JF002/InfiniTime/releases) new versions of InfiniTime.