hwpack: imx6q-sabresd: update to new bootloader specs

Signed-off-by: Robert Nelson <robertcnelson@gmail.com>

hwpack/imx6q-sabresd.conf

@@ -34,13 +34,16 @@ conf_uboot_use_uenvcmd=1
 #conf_uboot_no_uenvcmd="loaduimage"
 
 #can the bootloader auto detect the device: (*.dtb)?
-#uboot_fdt_auto_detection=1
+uboot_fdt_auto_detection=1
+
+#with mainline u-boot, the variable for the *.dtb file can vary
+uboot_fdt_variable_name="fdt_file"
 
 #Kernel:
 #https://rcn-ee.net/deb/wheezy-armhf/LATEST-armv7
 kernel_subarch="armv7"
-kernel_repo="STABLE"
-#kernel_repo="TESTING"
+#kernel_repo="STABLE"
+kernel_repo="TESTING"
 
 usbnet_mem=
 
@@ -50,13 +53,12 @@ conf_loadaddr="0x12000000"
 conf_fdtaddr="0x11000000"
 #initrdaddr = loadaddr + 10(mb) * 10 0000 = 0x12A0 0000 (10MB)
 conf_initrdaddr="0x12A00000"
-conf_fdtfile="imx6q-sabresd.dtb"
 
 SYSTEM="video"
 
 SERIAL="ttymxc0"
 SERIAL_CONSOLE="${SERIAL},115200n8"
 
+USE_KMS=1
+#video broken...
 SERIAL_MODE=1
-
-VIDEO_CONSOLE="console=tty0"