rp2040/raspberrypi-pico-w: update submodule to avoid invaild firmware

The cyw43-driver is a submodule in the pick-sdk, if the submodule is not updated, the dummy firmware driver will be used, update the document to correct the setup flow. ${PICO_SDK_PATH}/lib/cyw43-driver/firmware/43439A0-7.95.49.00.combined Signed-off-by: chao an <[email protected]>
apache · Feb 6, 2023 · 6d0c9b6 · 6d0c9b6
1 parent 041fb87
commit 6d0c9b6
Showing 1 changed file with 4 additions and 2 deletions.
diff --git a/boards/arm/rp2040/raspberrypi-pico-w/README.txt b/boards/arm/rp2040/raspberrypi-pico-w/README.txt
@@ -44,9 +44,11 @@ There is currently no direct user mode access to these RP2040 hardware features:
 Installation
 ============
 
-1. Download Raspberry Pi Pico SDK
+1. Download Raspberry Pi Pico SDK and update submodule(cyw43-driver)
 
-  $ git clone -b 1.1.2 https://github.com/raspberrypi/pico-sdk.git
+  $ git clone -b 1.4.0 https://github.com/raspberrypi/pico-sdk.git
+  $ cd pico-sdk
+  $ git submodule update --init --recursive lib/cyw43-driver
 
 2. Set PICO_SDK_PATH environment variable