Merge "usb: export a midi function in charger mode"

LineageOS · Mar 8, 2019 · e34f96f · e34f96f
2 parents 47c2feb + 1280c49
commit e34f96f
Showing 1 changed file with 32 additions and 0 deletions.
diff --git a/init.hardware.usb.rc b/init.hardware.usb.rc
@@ -55,3 +55,35 @@ on early-boot
 
 on boot
     setprop sys.usb.configfs 2
+
+on charger
+    mkdir /config/usb_gadget/g1 0770
+    mkdir /config/usb_gadget/g1/strings/0x409 0770
+    write /config/usb_gadget/g1/bcdUSB 0x0200
+    write /config/usb_gadget/g1/idVendor 0x18d1
+    write /config/usb_gadget/g1/bcdDevice 0x0440
+    write /config/usb_gadget/g1/strings/0x409/serialnumber ${ro.serialno}
+    write /config/usb_gadget/g1/strings/0x409/manufacturer Google
+    write /config/usb_gadget/g1/strings/0x409/product Pixel
+    mkdir /config/usb_gadget/g1/functions/midi.gs5
+    mkdir /config/usb_gadget/g1/configs/b.1 0770
+    mkdir /config/usb_gadget/g1/configs/b.1/strings/0x409 0770
+    symlink /config/usb_gadget/g1/configs/b.1 /config/usb_gadget/g1/os_desc/b.1
+    write /sys/module/libcomposite/parameters/disable_l1_for_hs "y"
+    setprop sys.usb.controller "a600000.dwc3"
+    setprop sys.usb.configfs 1
+
+on property:ro.bootmode=charger
+    setprop sys.usb.config midi
+
+on property:sys.usb.config=midi && property:sys.usb.configfs=1
+    write /config/usb_gadget/g1/configs/b.1/strings/0x409/configuration "midi"
+    rm /config/usb_gadget/g1/configs/b.1/f1
+    rm /config/usb_gadget/g1/configs/b.1/f2
+    rm /config/usb_gadget/g1/configs/b.1/f3
+    rm /config/usb_gadget/g1/configs/b.1/f4
+    write /config/usb_gadget/g1/idVendor 0x18d1
+    write /config/usb_gadget/g1/idProduct 0x4eea
+    symlink /config/usb_gadget/g1/functions/midi.gs5 /config/usb_gadget/g1/configs/b.1/f1
+    write /config/usb_gadget/g1/UDC ${sys.usb.controller}
+    setprop sys.usb.state ${sys.usb.config}