tinker: Initial support (#140)

* tinker: initial support

* Fix info

* Fix uboot defconfig

* Split kernel config

* Fix name

* Add post-image

* Init different boot

* Add SPL images

* Dynamic rauc config

* Support SPL for OTA

* Fix expand script style

* Fix SPL

* Bump build u-boot

* Cleanup

* Add cmd for scritps

* Use kernel from armbian

* Fix u-boot

* Add bluetooth support

* Fix bt

* Fix env

* Change uart debug like rpi

* move config

buildroot-external/board/tinker/patches/linux/2027_Tinkerboard-Next-audio.patch

@@ -0,0 +1,19 @@
+diff --git a/sound/usb/card.c b/sound/usb/card.c
+index 23d1d23..98610ae 100644
+--- a/sound/usb/card.c
++++ b/sound/usb/card.c
+@@ -434,6 +434,14 @@ static int snd_usb_audio_create(struct usb_interface *intf,
+ 	}
+ 	strim(card->shortname);
+ 
++	/* Tinker Board ALC4040 CODEC	*/
++
++	if(USB_ID_VENDOR(chip->usb_id) == 0x0bda &&
++		USB_ID_PRODUCT(chip->usb_id) == 0x481a) {
++			strlcat(card->shortname, " OnBoard", sizeof(card->shortname));
++	} 
++
++
+ 	/* retrieve the vendor and device strings as longname */
+ 	if (quirk && quirk->vendor_name && *quirk->vendor_name) {
+ 		len = strlcpy(card->longname, quirk->vendor_name, sizeof(card->longname));