boards: renesas: update ek_ra8d1 boards doc

Update usage guide when using the parallel graphics expandsion

Signed-off-by: The Nguyen <[email protected]>

Author: thenguyenyf

boards/renesas/ek_ra8d1/doc/index.rst

@@ -102,8 +102,7 @@ Supported Features
      |     OFF     |     OFF     |      OFF     |     OFF    |     OFF    |     ON     |     ON      |    OFF    |
      +-------------+-------------+--------------+------------+------------+------------+-------------+-----------+
 
-   - For using the Parallel Graphics Expansion Port (J57) with the Graphics Expansion Board supplied as part of the kit,
-     please set switch SW1 as following configuration:
+   - For using the Parallel Graphics Expansion Port (J57), please set switch SW1 to the following configuration:
 
      +-------------+-------------+--------------+------------+------------+------------+-------------+-----------+
      | SW1-1 PMOD1 | SW1-2 TRACE | SW1-3 CAMERA | SW1-4 ETHA | SW1-5 ETHB | SW1-6 GLCD | SW1-7 SDRAM | SW1-8 I3C |

boards/shields/rtk7eka6m3b00001bu/doc/index.rst

@@ -17,17 +17,22 @@ Pins Assignment of the Renesas RTK7EKA6M3B00001BU Display
 +-----------------+--------------------------+
 | Connector Pin   | Function                 |
 +=================+==========================+
-| 1               | Display backlight enable |
+| 39              | Display backlight enable |
 +-----------------+--------------------------+
-| 2               | Touch ctrl I2C SDA       |
+| 21              | Touch ctrl I2C SDA       |
 +-----------------+--------------------------+
-| 3               | External interrupt       |
+| 38              | External interrupt       |
 +-----------------+--------------------------+
-| 4               | Touch ctrl I2C SCL       |
+| 5               | Touch ctrl I2C SCL       |
 +-----------------+--------------------------+
-| 6               | Display reset            |
+| 35              | Display reset            |
 +-----------------+--------------------------+
 
+.. note::
+
+   - To use with EK-RA8D1 board, the :ref:`ek_ra8d1_rtk7eka6m3b00001bu` will be needed to connect this
+     shield to the Parallel Graphics Expansion Port (J57).
+
 Hardware Requirements:
 **********************