[openwrt/openwrt] mediatek: filogic: convert MT7981 RFB to fitblk

[LEDE Commits]

dangole pushed a commit to openwrt/openwrt.git, branch main:
https://git.openwrt.org/ffd5cca73eb1f8bcdeae06de7efc7638c49499ab

commit ffd5cca73eb1f8bcdeae06de7efc7638c49499ab
Author: Daniel Golle <daniel at makrotopia.org>
AuthorDate: Fri Aug 9 03:48:13 2024 +0100

    mediatek: filogic: convert MT7981 RFB to fitblk
    
    Use fitblk driver instead of deprecated uImage.FIT partition parser.
    
    Signed-off-by: Daniel Golle <daniel at makrotopia.org>
---
 .../arch/arm64/boot/dts/mediatek/mt7981-rfb-spim-nand.dtso | 14 +++++++++++++-
 .../files-6.6/arch/arm64/boot/dts/mediatek/mt7981-rfb.dts  |  3 ++-
 .../mediatek/filogic/base-files/lib/upgrade/platform.sh    |  2 +-
 3 files changed, 16 insertions(+), 3 deletions(-)

diff --git a/target/linux/mediatek/files-6.6/arch/arm64/boot/dts/mediatek/mt7981-rfb-spim-nand.dtso b/target/linux/mediatek/files-6.6/arch/arm64/boot/dts/mediatek/mt7981-rfb-spim-nand.dtso
index 5b51dfd671..ab53f96cde 100644
--- a/target/linux/mediatek/files-6.6/arch/arm64/boot/dts/mediatek/mt7981-rfb-spim-nand.dtso
+++ b/target/linux/mediatek/files-6.6/arch/arm64/boot/dts/mediatek/mt7981-rfb-spim-nand.dtso
@@ -6,6 +6,11 @@
 	compatible = "mediatek,mt7981-rfb", "mediatek,mt7981";
 
 	fragment at 0 {
+		target = <&chosen>;
+		rootdisk-spim-nand = <&ubi_rootdisk>;
+	};
+
+	fragment at 1 {
 		target = <&spi0>;
 		__overlay__ {
 			status = "okay";
@@ -50,13 +55,20 @@
 					partition at 580000 {
 						label = "ubi";
 						reg = <0x580000 0x4000000>;
+						compatible = "linux,ubi";
+
+						volumes {
+							ubi_rootdisk: ubi-volume-fit {
+								volname = "fit";
+							};
+						};
 					};
 				};
 			};
 		};
 	};
 
-	fragment at 1 {
+	fragment at 2 {
 		target = <&wifi>;
 		__overlay__ {
 			mediatek,mtd-eeprom = <&factory 0x0>;
diff --git a/target/linux/mediatek/files-6.6/arch/arm64/boot/dts/mediatek/mt7981-rfb.dts b/target/linux/mediatek/files-6.6/arch/arm64/boot/dts/mediatek/mt7981-rfb.dts
index b2bb692956..791b56113a 100644
--- a/target/linux/mediatek/files-6.6/arch/arm64/boot/dts/mediatek/mt7981-rfb.dts
+++ b/target/linux/mediatek/files-6.6/arch/arm64/boot/dts/mediatek/mt7981-rfb.dts
@@ -15,8 +15,9 @@
 		serial0 = &uart0;
 	};
 
-	chosen {
+	chosen: chosen {
 		stdout-path = "serial0:115200n8";
+		bootargs-append = " root=/dev/fit0 rootwait";
 	};
 
 	memory {
diff --git a/target/linux/mediatek/filogic/base-files/lib/upgrade/platform.sh b/target/linux/mediatek/filogic/base-files/lib/upgrade/platform.sh
index 2398040e33..dedb3a4a1f 100755
--- a/target/linux/mediatek/filogic/base-files/lib/upgrade/platform.sh
+++ b/target/linux/mediatek/filogic/base-files/lib/upgrade/platform.sh
@@ -71,6 +71,7 @@ platform_do_upgrade() {
 	bananapi,bpi-r4-poe|\
 	cmcc,rax3000m|\
 	jdcloud,re-cp-03|\
+	mediatek,mt7981-rfb|\
 	mediatek,mt7988a-rfb|\
 	nokia,ea0326gmp|\
 	openwrt,one|\
@@ -114,7 +115,6 @@ platform_do_upgrade() {
 		;;
 	h3c,magic-nx30-pro|\
 	jcg,q30-pro|\
-	mediatek,mt7981-rfb|\
 	netcore,n60|\
 	qihoo,360t7|\
 	xiaomi,mi-router-ax3000t-ubootmod|\