Using littlefs (#438)

* add submodule littlefs
* base fs
* Save settings using littlefs
* Small fixes and suggestions from PR
* More small fixes from PR suggestions
* Code clean up
* Change SpiNorFlash functions to be private in FS

2 files changed, 16 insertions, 7 deletions

diff --git a/src/systemtask/SystemTask.cpp b/src/systemtask/SystemTask.cpp
index 13755f71..17e78230 100644
--- a/src/systemtask/SystemTask.cpp
+++ b/src/systemtask/SystemTask.cpp
@@ -59,7 +59,8 @@ SystemTask::SystemTask(Drivers::SpiMaster& spi,
                        Controllers::Settings& settingsController,
                        Pinetime::Controllers::HeartRateController& heartRateController,
                        Pinetime::Applications::DisplayApp& displayApp,
-                       Pinetime::Applications::HeartRateTask& heartRateApp)
+                       Pinetime::Applications::HeartRateTask& heartRateApp,
+                       Pinetime::Controllers::FS& fs)
   : spi {spi},
     lcd {lcd},
     spiNorFlash {spiNorFlash},
@@ -77,10 +78,11 @@ SystemTask::SystemTask(Drivers::SpiMaster& spi,
     motionSensor {motionSensor},
     settingsController {settingsController},
     heartRateController{heartRateController},
-    nimbleController(*this, bleController, dateTimeController, notificationManager, batteryController, spiNorFlash, heartRateController),
     motionController{motionController},
     displayApp{displayApp},
-    heartRateApp(heartRateApp) {
+    heartRateApp(heartRateApp),
+    fs{fs},
+    nimbleController(*this, bleController, dateTimeController, notificationManager, batteryController, spiNorFlash, heartRateController) {
 
 }
 
@@ -107,6 +109,9 @@ void SystemTask::Work() {
   spi.Init();
   spiNorFlash.Init();
   spiNorFlash.Wakeup();
+  
+  fs.Init();
+
   nimbleController.Init();
   nimbleController.StartAdvertising();
   brightnessController.Init();
diff --git a/src/systemtask/SystemTask.h b/src/systemtask/SystemTask.h
index f563640c..bfb97264 100644
--- a/src/systemtask/SystemTask.h
+++ b/src/systemtask/SystemTask.h
@@ -16,13 +16,15 @@
 #include "components/ble/NotificationManager.h"
 #include "components/motor/MotorController.h"
 #include "components/timer/TimerController.h"
+#include "components/fs/FS.h"
+
 #ifdef PINETIME_IS_RECOVERY
   #include "displayapp/DisplayAppRecovery.h"
   #include "displayapp/DummyLittleVgl.h"
 #else
   #include "components/settings/Settings.h"
   #include "displayapp/DisplayApp.h"
-  #include "displayapp/LittleVgl.h"
+  #include "displayapp/LittleVgl.h"  
 #endif
 
 #include "drivers/Watchdog.h"
@@ -59,7 +61,8 @@ namespace Pinetime {
                  Controllers::Settings& settingsController,
                  Pinetime::Controllers::HeartRateController& heartRateController,
                  Pinetime::Applications::DisplayApp& displayApp,
-                 Pinetime::Applications::HeartRateTask& heartRateApp);
+                 Pinetime::Applications::HeartRateTask& heartRateApp,
+                 Pinetime::Controllers::FS& fs);
 
       void Start();
       void PushMessage(Messages msg);
@@ -103,13 +106,14 @@ namespace Pinetime {
       Pinetime::Drivers::Bma421& motionSensor;
       Pinetime::Controllers::Settings& settingsController;
       Pinetime::Controllers::HeartRateController& heartRateController;
-      Pinetime::Controllers::NimbleController nimbleController;
+            
       Controllers::BrightnessController brightnessController;
       Pinetime::Controllers::MotionController& motionController;
 
       Pinetime::Applications::DisplayApp& displayApp;
       Pinetime::Applications::HeartRateTask& heartRateApp;
-
+      Pinetime::Controllers::FS& fs;
+      Pinetime::Controllers::NimbleController nimbleController;
 
       static constexpr uint8_t pinSpiSck = 2;
       static constexpr uint8_t pinSpiMosi = 3;