Update ALKS board (#2694)

Author: cleveHEX

Diff for: boards.txt

@@ -2761,16 +2761,54 @@ alksesp32.build.boot=dio
 alksesp32.build.partitions=default
 alksesp32.build.defines=
 
-alksesp32.menu.PartitionScheme.default=Default
+alksesp32.menu.PSRAM.disabled=Disabled
+alksesp32.menu.PSRAM.disabled.build.defines=
+alksesp32.menu.PSRAM.enabled=Enabled
+alksesp32.menu.PSRAM.enabled.build.defines=-DBOARD_HAS_PSRAM -mfix-esp32-psram-cache-issue
+
+alksesp32.menu.PartitionScheme.default=Default 4MB with spiffs (1.2MB APP/1.5MB SPIFFS)
 alksesp32.menu.PartitionScheme.default.build.partitions=default
-alksesp32.menu.PartitionScheme.minimal=Minimal (2MB FLASH)
+alksesp32.menu.PartitionScheme.defaultffat=Default 4MB with ffat (1.2MB APP/1.5MB FATFS)
+alksesp32.menu.PartitionScheme.defaultffat.build.partitions=default_ffat
+alksesp32.menu.PartitionScheme.minimal=Minimal (1.3MB APP/700KB SPIFFS)
 alksesp32.menu.PartitionScheme.minimal.build.partitions=minimal
-alksesp32.menu.PartitionScheme.no_ota=No OTA (Large APP)
+alksesp32.menu.PartitionScheme.no_ota=No OTA (2MB APP/2MB SPIFFS)
 alksesp32.menu.PartitionScheme.no_ota.build.partitions=no_ota
 alksesp32.menu.PartitionScheme.no_ota.upload.maximum_size=2097152
-alksesp32.menu.PartitionScheme.min_spiffs=Minimal SPIFFS (Large APPS with OTA)
+alksesp32.menu.PartitionScheme.noota_3g=No OTA (1MB APP/3MB SPIFFS)
+alksesp32.menu.PartitionScheme.noota_3g.build.partitions=noota_3g
+alksesp32.menu.PartitionScheme.noota_3g.upload.maximum_size=1048576
+alksesp32.menu.PartitionScheme.noota_ffat=No OTA (2MB APP/2MB FATFS)
+alksesp32.menu.PartitionScheme.noota_ffat.build.partitions=noota_ffat
+alksesp32.menu.PartitionScheme.noota_ffat.upload.maximum_size=2097152
+alksesp32.menu.PartitionScheme.noota_3gffat=No OTA (1MB APP/3MB FATFS)
+alksesp32.menu.PartitionScheme.noota_3gffat.build.partitions=noota_3gffat
+alksesp32.menu.PartitionScheme.noota_3gffat.upload.maximum_size=1048576
+alksesp32.menu.PartitionScheme.huge_app=Huge APP (3MB No OTA/1MB SPIFFS)
+alksesp32.menu.PartitionScheme.huge_app.build.partitions=huge_app
+alksesp32.menu.PartitionScheme.huge_app.upload.maximum_size=3145728
+alksesp32.menu.PartitionScheme.min_spiffs=Minimal SPIFFS (1.9MB APP with OTA/190KB SPIFFS)
 alksesp32.menu.PartitionScheme.min_spiffs.build.partitions=min_spiffs
 alksesp32.menu.PartitionScheme.min_spiffs.upload.maximum_size=1966080
+alksesp32.menu.PartitionScheme.fatflash=16M Flash (2MB APP/12.5MB FAT)
+alksesp32.menu.PartitionScheme.fatflash.build.partitions=ffat
+
+alksesp32.menu.CPUFreq.240=240MHz (WiFi/BT)
+alksesp32.menu.CPUFreq.240.build.f_cpu=240000000L
+alksesp32.menu.CPUFreq.160=160MHz (WiFi/BT)
+alksesp32.menu.CPUFreq.160.build.f_cpu=160000000L
+alksesp32.menu.CPUFreq.80=80MHz (WiFi/BT)
+alksesp32.menu.CPUFreq.80.build.f_cpu=80000000L
+alksesp32.menu.CPUFreq.40=40MHz (40MHz XTAL)
+alksesp32.menu.CPUFreq.40.build.f_cpu=40000000L
+alksesp32.menu.CPUFreq.26=26MHz (26MHz XTAL)
+alksesp32.menu.CPUFreq.26.build.f_cpu=26000000L
+alksesp32.menu.CPUFreq.20=20MHz (40MHz XTAL)
+alksesp32.menu.CPUFreq.20.build.f_cpu=20000000L
+alksesp32.menu.CPUFreq.13=13MHz (26MHz XTAL)
+alksesp32.menu.CPUFreq.13.build.f_cpu=13000000L
+alksesp32.menu.CPUFreq.10=10MHz (40MHz XTAL)
+alksesp32.menu.CPUFreq.10.build.f_cpu=10000000L
 
 alksesp32.menu.FlashMode.qio=QIO
 alksesp32.menu.FlashMode.qio.build.flash_mode=dio
@@ -2795,6 +2833,9 @@ alksesp32.menu.FlashSize.4M.build.flash_size=4MB
 alksesp32.menu.FlashSize.2M=2MB (16Mb)
 alksesp32.menu.FlashSize.2M.build.flash_size=2MB
 alksesp32.menu.FlashSize.2M.build.partitions=minimal
+alksesp32.menu.FlashSize.16M=16MB (128Mb)
+alksesp32.menu.FlashSize.16M.build.flash_size=16MB
+alksesp32.menu.FlashSize.16M.build.partitions=ffat
 
 alksesp32.menu.UploadSpeed.921600=921600
 alksesp32.menu.UploadSpeed.921600.upload.speed=921600

Diff for: variants/alksesp32/pins_arduino.h

@@ -13,6 +13,9 @@
 
 #define ALKSESP32 // tell library to not map pins again
 
+static const uint8_t LED_BUILTIN = 23;
+#define BUILTIN_LED  LED_BUILTIN // backward compatibility
+
 static const uint8_t TX = 1;
 static const uint8_t RX = 3;