[openwrt/openwrt] arm-trusted-firmware-rockchip: Update to 2.12.6

[LEDE Commits]

hauke pushed a commit to openwrt/openwrt.git, branch main:
https://git.openwrt.org/b21702805fb8c2b58579e50d825c5d8694566d38

commit b21702805fb8c2b58579e50d825c5d8694566d38
Author: Tianling Shen <cnsztl at immortalwrt.org>
AuthorDate: Mon Sep 1 16:14:09 2025 +0800

    arm-trusted-firmware-rockchip: Update to 2.12.6
    
    Bump GCC toolchain while at it.
    
    Changelog: https://trustedfirmware-a.readthedocs.io/en/lts-v2.12.6/change-log.html#lts-2-12-6-2025-08-29
    
    Tested-by: FUKAUMI Naoki <naoki at radxa.com>
    Signed-off-by: Tianling Shen <cnsztl at immortalwrt.org>
    Link: https://github.com/openwrt/openwrt/pull/19923
    Signed-off-by: Hauke Mehrtens <hauke at hauke-m.de>
---
 package/boot/arm-trusted-firmware-rockchip/Makefile | 12 ++++++------
 1 file changed, 6 insertions(+), 6 deletions(-)

diff --git a/package/boot/arm-trusted-firmware-rockchip/Makefile b/package/boot/arm-trusted-firmware-rockchip/Makefile
index 7ed8e9d328..879bc8a97e 100644
--- a/package/boot/arm-trusted-firmware-rockchip/Makefile
+++ b/package/boot/arm-trusted-firmware-rockchip/Makefile
@@ -7,11 +7,11 @@
 
 include $(TOPDIR)/rules.mk
 
-PKG_VERSION:=2.12.1
+PKG_VERSION:=2.12.6
 PKG_RELEASE:=1
 PKG_LTS:=1
 
-PKG_HASH:=c0d432a851da452d927561feaf45f569c1cde57985782beadfe29e616e260440
+PKG_HASH:=50059d35eccd0dcd1bb638f05efad739d9251afdbc734810da9dd13ea2e219c7
 
 PKG_MAINTAINER:=Sarah Maedel <openwrt at tbspace.de>
 
@@ -45,8 +45,8 @@ TFA_TARGETS:= \
 	rk3588
 
 ifeq ($(BUILD_VARIANT),rk3399)
-  M0_GCC_NAME:=gcc-arm
-  M0_GCC_RELEASE:=11.2-2022.02
+  M0_GCC_NAME:=arm-gnu-toolchain
+  M0_GCC_RELEASE:=12.3.rel1
   M0_GCC_VERSION:=$(HOST_ARCH)-arm-none-eabi
   M0_GCC_SOURCE:=$(M0_GCC_NAME)-$(M0_GCC_RELEASE)-$(M0_GCC_VERSION).tar.xz
 
@@ -54,9 +54,9 @@ ifeq ($(BUILD_VARIANT),rk3399)
     FILE:=$(M0_GCC_SOURCE)
     URL:=https://developer.arm.com/-/media/Files/downloads/gnu/$(M0_GCC_RELEASE)/binrel
   ifeq ($(HOST_ARCH),aarch64)
-    HASH:=ef1d82e5894e3908cb7ed49c5485b5b95deefa32872f79c2b5f6f5447cabf55f
+    HASH:=14c0487d5753f6071d24e568881f7c7e67f80dd83165dec5164b3731394af431
   else
-    HASH:=8c5acd5ae567c0100245b0556941c237369f210bceb196edfe5a2e7532c60326
+    HASH:=12a2815644318ebcceaf84beabb665d0924b6e79e21048452c5331a56332b309
   endif
   endef