Differences

This shows you the differences between two versions of the page.

--- resources:tools-software:linuxdsp:docs:linux-kernel-and-drivers:usb:host_mode:usb_wifi [12 Jul 2020 10:53] – [Identify & Confirm the Chipset] sullivan liu
+++ resources:tools-software:linuxdsp:docs:linux-kernel-and-drivers:usb:host_mode:usb_wifi [04 Feb 2021 03:20] (current) – cathy fang
@@ Line 1: / Line 1: @@
 ====== USB to Wireless Dongle (Wifi) Support  ======
-[[https://en.wikipedia.org/wiki/Wireless_USB|Wireless_USB]] provides a approach for user to use the WIFI by adding a USB wireless dongle to the host (e.g. adsp-sc5xx board ) and the corresponding software configurations. This page describes how to use the USB Wireless (Wifi) feature on ADSP-sc5xx boards.
+[[wp>Wireless_USB|Wireless_USB]] provides a approach for user to use the WIFI by adding a USB wireless dongle to the host (e.g. adsp-sc5xx board ) and the corresponding software configurations. This page describes how to use the USB Wireless (Wifi) feature on ADSP-sc5xx boards.
 **Using USB wireless Dongle in Linux:**
@@ Line 26: / Line 26: @@
   : chipset: ''Realtek RTL8188SU''
   : driver: ''rtl8172u.ko''
-  : firmware: ''firmware/rtlwifi/rtl8712u.bin''
+  : firmware: ''lib/firmware/rtlwifi/rtl8712u.bin''
   ; **ID 0cf3:7015**
   : chipset: ''Atheros AR7010+AR9287''
   : driver: ''ath9k.ko''
-  : firmware ''''
+  : firmware ''lib/firmware/ath9k_htc/htc_7010-1.4.0.fw''
   ; **ID 0bda:818b**
   : chipset:''Realtek RTL8192EU 802.11b/g/n ''
   : driver: '' RTL8xxxEU.ko''
-  : firmware: ''Monospaced Text''
+  : firmware: ''lib/firmware/rtlwifi/rtl8192eu_nic.bin''
 ----
 ===== Hardware Configuration =====
 Connect the USB micro-A plug to A receptacle adaptor cable (found in the EZ-Board box) to the OTG port, below photo shows when it acts as Host and connected to a USB Wireless dongle device.
-<WRAP center round todo 100%>
-To do: add a diagram of board and Wireless Dongle connection
+{{ :resources:tools-software:linuxdsp:docs:linux-kernel-and-drivers:usb:host_mode:wireless.jpg?nolink&600 |}}
-</WRAP>
@@ Line 55: / Line 52: @@
 <code shell >
 Device Drivers  --->
-	[*] USB support  --->
+       [*] USB support  --->
-		<*>   Support for Host-side USB
+	        <*>   Support for Host-side USB
                 [*]   Enable USB persist by default
                 <*>   Inventra Highspeed Dual Role Controller
@@ Line 65: / Line 62: @@
                 [N]     Disable DMA (always use PIO)
                 [*]       Inventra
+</code>
+dual role mode need the g_serial and CDC module
+<code shell>
+Device Drivers  --->
+       [*] USB support  --->
+                <*>   USB Gadget Support  --->
+                      <M>   USB Gadget precomposed configurations
+                      <M>     Serial Gadget (with CDC ACM and CDC OBEX support)
+                      <M>     CDC Composite Device (Ethernet and ACM)
 </code>
@@ Line 88: / Line 94: @@
 **Enable the Wireless Chipset supported Drivers**
-For the ID 2001:3306 chipset Realtek RTL8188SU
+For the ID **''2001:3306''** chipset Realtek **''RTL8188SU''**
 <code shell>
 Device Drivers  --->
@@ Line 98: / Line 104: @@
 </code>
+For the ID **''0cf3:7015''** chipset: Atheros **''AltAR7010+AR9287''**
 <hidden>
-For the ID 0cf3:7015 chipset: Atheros AltAR7010+AR9287
 <code shell>
 Device Drivers  --->
@@ Line 105: / Line 111: @@
               [*]   Wireless LAN  --->
                     [*]   Atheros/Qualcomm devices
-                    [*]     Atheros bluetooth coexistence support
                     <*>     Atheros 802.11n wireless cards support
+                    [*]     Atheros bluetooth coexistence support
                     [*]       Atheros ath9k AHB bus support
                     [*]       Atheros ath9k ACK timeout estimation algorithm (EXPERIMENTAL)
@@ Line 117: / Line 123: @@
 </code></hidden>
+For the ID **''0bda:818b''** chipset **''rtl8188eu''**
 <hidden>
-For the ID 0bda:818b chipset rtl8188eu
 <code shell>
+Device Drivers  --->
+       [*] Network device support  --->
+              [*]   Wireless LAN  --->
+                    [*]   Realtek devices
+                    <*>     RTL8723AU/RTL8188[CR]U/RTL819[12]CU (mac80211) support
+                    [*]       Include support for untested Realtek 8xxx USB devices (EXPERIMENTAL)
+       [*] Staging drivers  --->
+              <M>   Realtek RTL8188EU Wireless LAN NIC driver
+	      [*]     Realtek RTL8188EU AP mode
 </code></hidden>
 **Adding the corresponding Firmware**
-Please modify and add the below codes to ''sources/meta-adi/meta-adi-adsp-sc5xx/recipes-adi/images/adsp-sc5xx-full.bb'' to enable the **wpa-supplicant ** and **wireless-tools ** tools and the chipset corresponding Firmware.
+Standard Yocto layer provides a "sources/poky/meta/recipes-kernel/linux-firmware/linux-firmware_git.bb" for user to get some common firmware. please modify and add the below codes to ''sources/meta-adi/meta-adi-adsp-sc5xx/recipes-adi/images/adsp-sc5xx-full.bb'' to enable the **wpa-supplicant ** and **wireless-tools ** tools and the chipset corresponding Firmware.
 <code java>
 USB_WIFI = " \
@@ Line 137: / Line 151: @@
 "
 </code>
+Add the additional Firmware:
+<hidden>
+If we can't find the target chipset supported firmware from the linux-firmware_git.bb, we should write our own .bb file to fetch the corresponding Firmware or just adding it manually.
+**1. Manually fetch Firmware**
+<code c++>
+git clone https://kernel.googlesource.com/pub/scm/linux/kernel/git/vkoul/firmware
+sudo cp -r firmware/rtlwifi/rtl8192eu_nic.bin /romfs/lib/firmware/rtlwifi
+</code>
+</hidden>
 Reference:
@@ Line 151: / Line 177: @@
 Networking Utilities  --->
        [*] Enable IPv6 support
-       [*] udhcp
+       [*] udhcpc
        [*]   Verify that the offered address is free, using ARP ping
        [*]   Do not pass malformed host and domain names

Wiki

Analog Devices Wiki

Differences

Analog Devices Wiki

Differences

Page Tools