diff --git a/boards/beaglebone/ai-64/ch07.rst b/boards/beaglebone/ai-64/ch07.rst
index 81029ee7dc7091eb7907f1a1257d2916f7839293..64843aaa08c83cf95e8899e413785fd74c062e7e 100644
--- a/boards/beaglebone/ai-64/ch07.rst
+++ b/boards/beaglebone/ai-64/ch07.rst
@@ -35,7 +35,7 @@ The **GPIO** row is the expected gpio identifier number in the Linux
 kernel. 
 
 Each row includes the gpiochipX and pinY in the format of 
-`X Y`. You can use these values to direcly control the GPIO pins with the 
+`X Y`. You can use these values to directly control the GPIO pins with the 
 commands shown below.
 
 .. code::
diff --git a/boards/beagleconnect/freedom/zephyr.rst b/boards/beagleconnect/freedom/zephyr.rst
index 60ab95732bb0a9ae44b569f602179cf8f82cd386..a9e1dde8363653dc6ac6258855537ffe94c60a04 100644
--- a/boards/beagleconnect/freedom/zephyr.rst
+++ b/boards/beagleconnect/freedom/zephyr.rst
@@ -127,7 +127,7 @@ Other systems
 Log into BeagleBone Green Gateway
 =================================
 
-These instructions assume an x86_64 computer runing Ubuntu 20.04.3 LTS, but any
+These instructions assume an x86_64 computer running Ubuntu 20.04.3 LTS, but any
 computer can be used to connect to your BeagleBone Green Gateway.
 
 #. Log onto the Seeed BeagleBone® Green Gateway using :code:`ssh`.
diff --git a/books/beaglebone-cookbook/01basics/basics.rst b/books/beaglebone-cookbook/01basics/basics.rst
index 95744e6564802b20fe7ff4c4079a9b8d9f65f347..2d691dc6469656c6eab41851a2ff29a3f2a0ed41 100644
--- a/books/beaglebone-cookbook/01basics/basics.rst
+++ b/books/beaglebone-cookbook/01basics/basics.rst
@@ -313,7 +313,7 @@ This shows you a list of dates of the most recent Debian images (:ref:`basics_de
    Latest Debian images
 
 At the time of writing, we are using the *Bullseye* image.  
-Click on it's link. Scrolling up you'll find :ref:`basics_deb2`. 
+Click on its link. Scrolling up you'll find :ref:`basics_deb2`. 
 There are three types of snapshots, Minimal, IoT and Xfce Desktop. 
 IoT is the one we are running.
 
diff --git a/books/beaglebone-cookbook/09capes/capes.rst b/books/beaglebone-cookbook/09capes/capes.rst
index a67a7417cd929384cebc9286ed7c5df3bbdca2ad..07b81f1f9e760b799e14925d05edd9f510b47ffc 100644
--- a/books/beaglebone-cookbook/09capes/capes.rst
+++ b/books/beaglebone-cookbook/09capes/capes.rst
@@ -1159,7 +1159,7 @@ series on creating a cape, including how to wire and program the EEPROM.
 
 .. note::
 
-   The current effort to document how to enable software for a cape is on-going at https://docs.beagleboard.org/latest/boards/capes.
+   The current effort to document how to enable software for a cape is ongoing at https://docs.beagleboard.org/latest/boards/capes.
 
 .. _capes_production:
 
diff --git a/books/beaglebone-cookbook/10parts/parts.rst b/books/beaglebone-cookbook/10parts/parts.rst
index 3820de8196bd5b4660f92f25b61e8d778a88bb3b..bc445be20b011546114eb32770b04867759b77fe 100644
--- a/books/beaglebone-cookbook/10parts/parts.rst
+++ b/books/beaglebone-cookbook/10parts/parts.rst
@@ -232,7 +232,3 @@ Here are some things that don't fit in the other categories.
     | Nokia 5110 LCD                                      | `Adafruit 5110 LCD <http://bit.ly/1Ag6LgG>`_,                                         |
     |                                                     | `SparkFun 5110 LCD <http://bit.ly/19cizdu>`_                                          |
     +-----------------------------------------------------+---------------------------------------------------------------------------------------+
-    | BeagleBone LCD7                                     | `eLinux LCD7 <http://elinux.org/CircuitCo:BeagleBone_LCD7#Distributors>`_             |
-    +-----------------------------------------------------+---------------------------------------------------------------------------------------+
-    | MiniDisplay Cape                                    | `eLinux minidisplay <http://elinux.org/CircuitCo:MiniDisplay_Cape>`_                  |
-    +-----------------------------------------------------+---------------------------------------------------------------------------------------+
diff --git a/books/pru-cookbook/code b/books/pru-cookbook/code
index 291223f2c9b360dd3c6f19d40a3e9c0199c5c78f..21a8ba352d2e6dd793d3029126e6a8c9481eeaf2 160000
--- a/books/pru-cookbook/code
+++ b/books/pru-cookbook/code
@@ -1 +1 @@
-Subproject commit 291223f2c9b360dd3c6f19d40a3e9c0199c5c78f
+Subproject commit 21a8ba352d2e6dd793d3029126e6a8c9481eeaf2