[update] format code.

Author: liukangcc

components/fal/Kconfig

@@ -1,16 +1,11 @@
 
 # Kconfig file for package fal
-menuconfig PKG_USING_FAL
+menuconfig RT_USING_FAL
     bool "fal: Flash Abstraction Layer implement. Manage flash device and partition."
-    select RT_USING_LIBC if (PKG_FAL_VER_NUM <= 0x00300 && RT_VER_NUM < 0x40100)
+    select RT_USING_LIBC
     default n
 
-if PKG_USING_FAL
-
-    config PKG_FAL_PATH
-        string
-        default "/packages/system/fal"
-
+if RT_USING_FAL
     config FAL_DEBUG_CONFIG
         bool "Enable debug log output"
         default y

components/fal/inc/fal_def.h

@@ -115,7 +115,7 @@ struct fal_flash_dev
         int (*erase)(long offset, size_t size);
     } ops;
 
-    /* write minimum granularity, unit: bit. 
+    /* write minimum granularity, unit: bit.
        1(nor flash)/ 8(stm32f2/f4)/ 32(stm32f1)/ 64(stm32l4)
        0 will not take effect. */
     size_t write_gran;

components/fal/src/fal.c

@@ -53,7 +53,7 @@ int fal_init(void)
 
 /**
  * Check if the FAL is initialized successfully
- * 
+ *
  * @return 0: not init or init failed; 1: init success
  */
 int fal_init_check(void)

components/fal/src/fal_rtt.c

@@ -274,7 +274,7 @@ static rt_err_t mtd_nor_dev_erase(struct rt_mtd_nor_device* device, rt_off_t off
     }
 }
 
-static const struct rt_mtd_nor_driver_ops _ops = 
+static const struct rt_mtd_nor_driver_ops _ops =
 {
     RT_NULL,
     mtd_nor_dev_read,