enable most warning option, fix all warnings

src/boards.c

@@ -295,7 +295,7 @@ void led_state(uint32_t state)
     } else if (temp_color_active) {
         final_color = (uint8_t*)&rgb_color;
     }
-    #if LED_NEOPIXEL || defined(LED_RGB_RED_PIN)
+    #if defined(LED_NEOPIXEL) || defined(LED_RGB_RED_PIN)
     if (final_color != NULL) {
         neopixel_write(final_color);
     }

src/nrfx_config.h

@@ -6,11 +6,19 @@
 #define NRFX_POWER_DEFAULT_CONFIG_IRQ_PRIORITY  7
 
 #define NRFX_CLOCK_ENABLED  0
-
 #define NRFX_NVMC_ENABLED   1
 
+#define NRFX_PRS_ENABLED    0
+
+#define NRFX_PWM_ENABLED    0
+#define NRFX_PWM0_ENABLED   0
+#define NRFX_PWM1_ENABLED   0
+#define NRFX_PWM2_ENABLED   0
+#define NRFX_PWM3_ENABLED   0
+
 // UART
 #ifdef NRF52832_XXAA
+
 #define NRFX_UART_ENABLED   1
 #define NRFX_UART0_ENABLED  1
 

src/sdk_config.h

@@ -78,10 +78,12 @@
 #define UART_DEFAULT_CONFIG_IRQ_PRIORITY   7
 #define UART_EASY_DMA_SUPPORT              1
 #define UART_LEGACY_SUPPORT                1
+#define UART_CONFIG_LOG_ENABLED            0
 
 #define UART0_ENABLED                      1
 #define UART0_CONFIG_USE_EASY_DMA          0
 
+
 //==========================================================
 // <e> APP_UART_ENABLED - app_uart - UART driver
 //==========================================================

src/usb/uf2/ghostfat.c

@@ -311,10 +311,7 @@ int write_block(uint32_t block_no, uint8_t *data, bool quiet, WriteState *state)
 
     if ((bl->flags & UF2_FLAG_NOFLASH) || bl->payloadSize > 256 || (bl->targetAddr & 0xff) ||
         bl->targetAddr < USER_FLASH_START || bl->targetAddr + bl->payloadSize > USER_FLASH_END) {
-#if USE_DBG_MSC
-        if (!quiet)
-            logval("invalid target addr", bl->targetAddr);
-#endif
+
         NRF_LOG_WARNING("Skip block at %x", bl->targetAddr);
         // this happens when we're trying to re-flash CURRENT.UF2 file previously
         // copied from a device; we still want to count these blocks to reset properly