include: Add Pin mapping for SPI and I2C

Signed-off-by: Ajay Bhargav <[email protected]>

Author: ajaybhargav

include/plat/def_i2c.h

@@ -1,6 +1,24 @@
 #ifndef INCLUDE_PLAT_DEF_I2C_H_
 #define INCLUDE_PLAT_DEF_I2C_H_
 
+/**
+ * I2C Port Mapping
+ * ----------------
+ *
+ * I2C Port 0
+ * ----------
+ *
+ * +---------+------------------+-----------+-----------------+-----------+------------+------------+
+ * | I2C Pin |  MC20U Pin       |  M56 Pin  |  MC60 Pin       |  M66 Pin  |  BC20 Pin  |  SIM868    |
+ * |         |  |br| S20U Pin   |           |  |br| MC20 Pin  |           |            |  Pin       |
+ * +=========+==================+===========+=================+===========+============+============+
+ * | SCL     |  Pin 35          |  Pin 24   |  Pin 35         |  Pin 20   |  Pin 58    |  Pin 65    |
+ * +---------+------------------+-----------+-----------------+-----------+------------+------------+
+ * | SDA     |  Pin 36          |  Pin 23   |  Pin 36         |  Pin 21   |  Pin 63    |  Pin 64    |
+ * +---------+------------------+-----------+-----------------+-----------+------------+------------+
+ *
+ */
+
 /**
  * I2C port list
  */

include/plat/def_spi.h

@@ -1,6 +1,28 @@
 #ifndef INCLUDE_PLAT_DEF_SPI_H_
 #define INCLUDE_PLAT_DEF_SPI_H_
 
+/**
+ * SPI Port Mapping
+ * ----------------
+ *
+ * SPI Port 0
+ * ----------
+ *
+ * +---------+------------------+-----------+-----------------+-----------+------------+------------+
+ * | SPI Pin |  MC20U Pin       |  M56 Pin  |  MC60 Pin       |  M66 Pin  |  BC20 Pin  |  SIM868    |
+ * |         |  |br| S20U Pin   |           |  |br| MC20 Pin  |           |            |  Pin       |
+ * +=========+==================+===========+=================+===========+============+============+
+ * | MISO    |  Pin 61          |  Pin 15   |  Pin 61         |  Pin 31   |  Pin 61    |  Pin 41    |
+ * +---------+------------------+-----------+-----------------+-----------+------------+------------+
+ * | MOSI    |  Pin 60          |  Pin 16   |  Pin 60         |  Pin 33   |  Pin 60    |  Pin 42    |
+ * +---------+------------------+-----------+-----------------+-----------+------------+------------+
+ * | CLK     |  Pin 62          |  Pin 18   |  Pin 62         |  Pin 32   |  Pin 62    |  Pin 7     |
+ * +---------+------------------+-----------+-----------------+-----------+------------+------------+
+ * | CS      |  Pin 59          |  Pin 4    |  Pin 59         |  Pin 30   |  Pin 59    |  Pin 5     |
+ * +---------+------------------+-----------+-----------------+-----------+------------+------------+
+ *
+ */
+
 /**
  * SPI port list
  */