CMake: Add support for Maxim MAX32620C targets

Add CMakeLists.txt file to for the target family source files.

targets/CMakeLists.txt

@@ -5,10 +5,12 @@ if("ARM_FM" IN_LIST MBED_TARGET_LABELS)
     add_subdirectory(TARGET_ARM_FM)
 elseif("Freescale" IN_LIST MBED_TARGET_LABELS)
     add_subdirectory(TARGET_Freescale)
+elseif("Maxim" IN_LIST MBED_TARGET_LABELS)
+    add_subdirectory(TARGET_Maxim)
 elseif("NORDIC" IN_LIST MBED_TARGET_LABELS)
     add_subdirectory(TARGET_NORDIC)
+elseif("NUVOTON" IN_LIST MBED_TARGET_LABELS)
+    add_subdirectory(TARGET_NUVOTON)
 elseif("STM" IN_LIST MBED_TARGET_LABELS)
     add_subdirectory(TARGET_STM)
-elseif("NUVOTON" IN_LIST MBED_TARGET_LABELS)
-    add_subdirectory(TARGET_NUVOTON) 
 endif()

targets/TARGET_Maxim/CMakeLists.txt

@@ -0,0 +1,15 @@
+# Copyright (c) 2020 ARM Limited. All rights reserved.
+# SPDX-License-Identifier: Apache-2.0
+
+if("MAX32620C" IN_LIST MBED_TARGET_LABELS)
+    add_subdirectory(TARGET_MAX32620C)
+elseif("MAX32625" IN_LIST MBED_TARGET_LABELS)
+    add_subdirectory(TARGET_MAX32625)
+elseif("MAX32630" IN_LIST MBED_TARGET_LABELS)
+    add_subdirectory(TARGET_MAX32630)
+endif()
+
+target_include_directories(mbed-core
+    INTERFACE
+        .
+)

targets/TARGET_Maxim/TARGET_MAX32620C/CMakeLists.txt

@@ -0,0 +1,83 @@
+# Copyright (c) 2020 ARM Limited. All rights reserved.
+# SPDX-License-Identifier: Apache-2.0
+
+if("MAX32620FTHR" IN_LIST MBED_TARGET_LABELS)
+    target_include_directories(mbed-core
+        INTERFACE
+            TARGET_MAX32620FTHR
+    )
+elseif("SDT32620B" IN_LIST MBED_TARGET_LABELS)
+    target_include_directories(mbed-core
+        INTERFACE
+            TARGET_SDT32620B
+    )
+endif()
+
+if(${MBED_TOOLCHAIN} STREQUAL "ARM")
+    set(LINKER_FILE device/TOOLCHAIN_ARM_STD/MAX32620.sct)
+    set(STARTUP_FILE device/TOOLCHAIN_ARM_STD/startup_max32620.S)
+elseif(${MBED_TOOLCHAIN} STREQUAL "GCC_ARM")
+    set(LINKER_FILE device/TOOLCHAIN_GCC_ARM/max32620.ld)
+    set(STARTUP_FILE device/TOOLCHAIN_GCC_ARM/startup_max32620.S)
+endif()
+
+set_property(GLOBAL PROPERTY MBED_TARGET_LINKER_FILE ${CMAKE_CURRENT_SOURCE_DIR}/${LINKER_FILE})
+
+target_include_directories(mbed-core
+    INTERFACE
+        .
+        device
+        mxc
+)
+
+target_sources(mbed-core
+    INTERFACE
+        PeripheralPins.c
+        analogin_api.c
+        flash_api.c
+        gpio_api.c
+        gpio_irq_api.c
+        i2c_api.c
+        pinmap.c
+        port_api.c
+        pwmout_api.c
+        rtc_api.c
+        serial_api.c
+        sleep.c
+        spi_api.c
+        us_ticker.c
+
+        device/device_nvic.c
+        device/system_max32620.c
+
+        mxc/adc.c
+        mxc/clkman.c
+        mxc/crc.c
+        mxc/flc.c
+        mxc/gpio.c
+        mxc/i2cm.c
+        mxc/i2cs.c
+        mxc/icc.c
+        mxc/ioman.c
+        mxc/lp.c
+        mxc/maa.c
+        mxc/mxc_aes.c
+        mxc/mxc_assert.c
+        mxc/mxc_lock.c
+        mxc/mxc_sys.c
+        mxc/owm.c
+        mxc/pmu.c
+        mxc/prng.c
+        mxc/pt.c
+        mxc/rtc.c
+        mxc/spim.c
+        mxc/spis.c
+        mxc/spix.c
+        mxc/tmr.c
+        mxc/tmr_utils.c
+        mxc/uart.c
+        mxc/wdt.c
+        mxc/wdt2.c
+
+        ${STARTUP_FILE}
+)

targets/TARGET_Maxim/TARGET_MAX32620C/device/TOOLCHAIN_ARM_STD/MAX32620.sct

@@ -1,4 +1,4 @@
-#! armcc -E
+#! armclang -E --target=arm-arm-none-eabi -x c -mcpu=cortex-m4
 ; MAX32620
 ; 2MB FLASH (0x200000) @ 0x000000000
 ; 256KB RAM (0x40000) @ 0x20000000