!3253 driver文档转纯净markdown，同步英文。

Merge pull request !3253 from Annie_wang/PRdriver

en/device-dev/driver/Readme-EN.md

 # Drivers
 
-- [HDF](driver-hdf.md)
+- HDF
   - [HDF Overview](driver-hdf-overview.md)
   - [Driver Development](driver-hdf-development.md)
   - [Driver Service Management](driver-hdf-servicemanage.md)
   - [Driver Message Mechanism Management](driver-hdf-message-management.md)
   - [Driver Configuration Management](driver-hdf-manage.md)
   - [HDF Development Example](driver-hdf-sample.md)
-- [Platform Driver Development](driver-develop.md)
+- Platform Driver Development
   - [ADC](driver-platform-adc-develop.md)
   - [DAC](driver-platform-dac-develop.md)
   - [GPIO](driver-platform-gpio-develop.md)
@@ -25,7 +25,7 @@
   - [SPI](driver-platform-spi-develop.md)
   - [UART](driver-platform-uart-develop.md)
   - [Watchdog](driver-platform-watchdog-develop.md)
-- [Platform Driver Usage](driver-platform.md)
+- Platform Driver Usage
   - [ADC](driver-platform-adc-des.md)
   - [DAC](driver-platform-dac-des.md)
   - [GPIO](driver-platform-gpio-des.md)
@@ -41,8 +41,8 @@
   - [SDIO](driver-platform-sdio-des.md)
   - [SPI](driver-platform-spi-des.md)
   - [UART](driver-platform-uart-des.md)
-  - [Watchdog](driver-platform-watchdog-des.md) 
-- [Peripheral Driver Usage](driver-peripherals.md)
+  - [Watchdog](driver-platform-watchdog-des.md)
+- Peripheral Driver Usage
   - [LCD](driver-peripherals-lcd-des.md)
   - [Touchscreen](driver-peripherals-touch-des.md)
   - [Sensor](driver-peripherals-sensor-des.md)
@@ -51,4 +51,4 @@
   - [USB](driver-peripherals-usb-des.md)
   - [Camera](driver-peripherals-camera-des.md)
   - [Vibrator](driver-peripherals-vibrator-des.md)
-  - [Light](driver-peripherals-light-des.md)
\ No newline at end of file
+  - [Light](driver-peripherals-light-des.md)

en/device-dev/driver/driver-platform-i3c-des.md

@@ -17,7 +17,7 @@ The I3C APIs provide a set of common functions for I3C transfer, including:
 -   Requesting and releasing an IBI
 
 [Figure 1](#fig1) shows the I3C physical connection.
-**Figure 1** I3C physical connection<a name="fig1"></a>
+**Figure 1** I3C physical connection<a name="fig1"></a><br/>
 ![](figures/I3C_physical_connection.png "I3C_physical_connection")
 
 ## Available APIs<a name="section2"></a>
@@ -81,7 +81,7 @@ The I3C APIs provide a set of common functions for I3C transfer, including:
 
 
 
->![](../public_sys-resources/icon-note.gif) **NOTE**
+>![](../public_sys-resources/icon-note.gif) **NOTE**<br/>
 >
 >All functions described in this document can be called only in the kernel space.
 
@@ -91,7 +91,7 @@ The I3C APIs provide a set of common functions for I3C transfer, including:
 
 [Figure 2](#fig2) shows how I3C works.
 
-**Figure 2** How I3C works<a name="fig2"></a>
+**Figure 2** How I3C works<a name="fig2"></a><br/>
 ![](figures/I3C_usage_flowchart.png "I3C_usage_flowchart")
 
 ### Opening an I3C Controller<a name="section5"></a>