mcux: README: Update information for v2.16.000

Update the readme to align with the SDK 2.16.000 update

Signed-off-by: David Leach <[email protected]>

mcux/README

@@ -4,7 +4,7 @@ MCUXpresso SDK
 Origin:
    NXP MCUXpresso SDK
    https://github.com/nxp-mcuxpresso/mcux-sdk
-   SHA: a6bf851f65020c437704e53d2d9587ae21789d65
+   SHA: 8a4072476daecf1168c69fb288f9f02f7b91bb45
 
    NXP Kinetis Connectivity Software
    https://www.nxp.com/webapp/Download?colCode=KW40Z-CONNECTIVITY-SOFTWARE&appType=license&Parent_nodeId=1432854896956716810497&Parent_pageType=product
@@ -13,7 +13,8 @@ Origin:
    NXP MCUXpresso SDK USB
 
    https://github.com/nxp-mcuxpresso/mcux-sdk-middleware-usb
-   SHA: c8317a37546b18bef2072d6075e061d668b3f1c7
+   SHA: e0f1fc8488508db2f92ae454f4378513d96e83e2
+   SDK 2.16.000 merge
 
    NXP MCUXpresso SDK Connectivity Framework
 
@@ -69,23 +70,15 @@ Patch List:
   - mcux-sdk/drivers/caam/fsl_caam.c: Move used job descriptors in the CAAM driver from the stack to noncacheable section. At time of writing, there should
      be four being used for entropy in zephyr.
 
-  Not valid anymore?? 2. Patched middleware_usb_common_header.cmake file to address build issue. PR submitted to upstream
+  - Patched middleware\mcux-sdk-middleware-usb\middleware_usb_common_header.cmake to remove "#include(component_osa)". PR submitted to upstream
 
 
   - exclude the following directories and files from mcux-sdk update to reduce HAL size:
      - All *.a binary archive files. Files are still present in the SDK github repo but are not allowed in Zephyr Project
      - mcux-sdk\manifests
      - mcux-sdk\docs
 
-// Can we update to the 2.16.000 USB middleware?
-  - Add usb_device_mcux_drv_port.h file for using MCUX SDK USB device controller driver easily in Zephyr.
-      - usb_device_mcux_drv_port.h contains the simplified structs, enums and APIs that MCUX SDK USB device controller drivers need.
-      - Update usb_device_ehci.c and usb_device_lpcip3511.c if in Zephyr environment.
-        - Add include of usb_device_mcux_drv_port.h.
-        - Remove include of usb_device.h and usb_device_dci.h.
-
-
-
+
   - skipped update of mcux-sdk\components\osa\ due to build errors
   - skipped update of mcux-sdk\components\conn_fwloader\mcux-sdk\components\conn_fwloader\ due to build errors