Additional partition scheme min_spiffs (espressif#1302)

with minimal SPIFFS partition size and OTA support for bigger apps

Author: reaper7

Kconfig.projbuild

@@ -90,13 +90,16 @@ config ARDUHAL_PARTITION_SCHEME_MINIMAL
  bool "Minimal (for 2MB FLASH)"
 config ARDUHAL_PARTITION_SCHEME_NO_OTA
  bool "No OTA (for large apps)"
+config ARDUHAL_PARTITION_SCHEME_MIN_SPIFFS
+ bool "Minimal SPIFFS (for large apps with OTA)"
 endchoice
 
 config ARDUHAL_PARTITION_SCHEME
  string
  default "default" if ARDUHAL_PARTITION_SCHEME_DEFAULT
  default "minimal" if ARDUHAL_PARTITION_SCHEME_MINIMAL
  default "no_ota" if ARDUHAL_PARTITION_SCHEME_NO_OTA
+ default "min_spiffs" if ARDUHAL_PARTITION_SCHEME_MIN_SPIFFS
 
 
 config AUTOCONNECT_WIFI

boards.txt

@@ -35,6 +35,8 @@ esp32.menu.PartitionScheme.minimal=Minimal (2MB FLASH)
 esp32.menu.PartitionScheme.minimal.build.partitions=minimal
 esp32.menu.PartitionScheme.no_ota=No OTA (Large APP)
 esp32.menu.PartitionScheme.no_ota.build.partitions=no_ota
+esp32.menu.PartitionScheme.min_spiffs=Minimal SPIFFS (Large APPS with OTA)
+esp32.menu.PartitionScheme.min_spiffs.build.partitions=min_spiffs
 
 esp32.menu.FlashMode.qio=QIO
 esp32.menu.FlashMode.qio.build.flash_mode=dio

tools/partitions/min_spiffs.csv

@@ -0,0 +1,7 @@
+# Name, Type, SubType, Offset, Size, Flags
+nvs, data, nvs, 0x9000, 0x5000,
+otadata, data, ota, 0xe000, 0x2000,
+app0, app, ota_0, 0x10000, 0x1E0000,
+app1, app, ota_1, 0x1F0000,0x1E0000,
+eeprom, data, 0x99, 0x3F0000,0x1000,
+spiffs, data, spiffs, 0x3F1000,0xF000,