motorola-surfna: Clean-up device description

devices/motorola-surfna/default.nix

@@ -1,26 +1,22 @@
 { pkgs, ... }:
 
-/*
- * This file has been generated by autoport.
- * **Do not** open a Pull Request without having verified the port works.
- */
 {
   mobile.device.name = "motorola-surfna";
   mobile.device.identity = {
-    name = "moto e6";
-    manufacturer = "motorola";
+    name = "Moto E6";
+    manufacturer = "Motorola";
   };
 
   mobile.hardware = {
-    soc = "qualcomm-msm8937";
-    ram = 1024 * 0/* (in MB) To be filled by the user */;
+    soc = "qualcomm-msm8940";
+    ram = 1024 * 2;
     screen = {
-      width = 0/* To be filled by the user */; height = 0/* To be filled by the user */;
+      width = 720; height = 1440;
     };
   };
 
   mobile.boot.stage-1 = {
-    kernel.package = pkgs.callPackage ./kernel { kernelPatches = pkgs.defaultKernelPatches; };
+    kernel.package = pkgs.callPackage ./kernel { };
   };
 
   mobile.system.android = {
@@ -44,37 +40,15 @@
   mobile.system.vendor.partition = "/dev/disk/by-partlabel/vendor";
 
   boot.kernelParams = [
-    # Extracted from an Android boot image
-    "console=ttyMSM0,115200,n8"
-    "androidboot.console=ttyMSM0"
-    "androidboot.hardware=qcom"
-    "user_debug=30"
-    "msm_rtb.filter=0x237"
-    "ehci-hcd.park=3"
-    "androidboot.bootdevice=7824900.sdhci"
-    "lpm_levels.sleep_disabled=1"
-    "earlycon=msm_serial_dm,0x78B0000"
-    "vmalloc=300M"
-    "firmware_class.path=/vendor/firmware_mnt/image"
-    "androidboot.usbconfigfs=true"
-    "loop.max_part=7"
-    "printk.devkmsg=on"
-    "buildvariant=user"
-    "veritykeyid=id:b640f6ee9102b88daa3450b13ef25fc9eb143d63"
   ];
 
   mobile.system.type = "android";
 
-  /* The usb mode could not be detected.
-   * Assuming this is an older device, android_usb should be used.
-   * For a newer device, gadgetfs is to be used.
-   */
-  mobile.usb.mode = null;
-
-  /* To be changed by the author, though those may or may work with any device. */
-  # Google
-  mobile.usb.idVendor = "18D1";
-  # "Nexus 4"
-  mobile.usb.idProduct = "D001";
+  mobile.usb.mode = "gadgetfs";
+  mobile.usb.idVendor  = "22B8"; # Motorola
+  mobile.usb.idProduct = "2E81"; # "Moto G"
 
+  mobile.usb.gadgetfs.functions = {
+    rndis = "rndis_bam.rndis";
+  };
 }