armsom-sige5: update uboot from latest SDK

[amazingfate]

Description

Uboot from rockchips's latest 6.1 rkr3 SDK is here: https://github.com/ArmSoM/u-boot/tree/rk3576-6.1-rk3.1
And the two patches fixing sd card boot is already there.

Add config CONFIG_ROCKCHIP_EARLY_DISTRO_DTB to load dtb from kernel so that devices like rk806 pmic is supported by uboot:

DM: v2
no mmc device at slot 1
mmc@2a310000: 1 (SD), mmc@2a330000: 0
Bootdev(atags): mmc 1
MMC1: Legacy, 52Mhz
PartType: EFI
258194 bytes read in 385 ms (654.3 KiB/s)
DTB(Distro): /boot/dtb/rockchip/rk3576-armsom-sige5.dtb
No misc partition
boot mode: None
dw_dp_bind zyb enter
I2c1 speed: 100000Hz
PMIC:  RK8060 (on=0x80, off=0x80)
vdd_cpu_big_s0 init 850000 uV
vdd_npu_s0 750000 uV
vdd_cpu_lit_s0 init 850000 uV
vdd_gpu_s0 init 750000 uV
vdd_logic_s0 init 750000 uV
vdd_ddr_s0 850000 uV
Could not find baseparameter partition
Model: ArmSoM Sige5

How Has This Been Tested?

Please describe the tests that you ran to verify your changes. Please also note any relevant details for your test configuration.

• ./compile.sh BOARD=armsom-sige5 BRANCH=vendor BUILD_MINIMAL=no DEB_COMPRESS=xz KERNEL_CONFIGURE=no RELEASE=noble KERNEL_GIT=shallow BUILD_DESKTOP=yes DESKTOP_APPGROUPS_SELECTED= DESKTOP_ENVIRONMENT=gnome DESKTOP_ENVIRONMENT_CONFIG_NAME=config_base
• Tested with sd card and emmc

Checklist:

Please delete options that are not relevant.

• My code follows the style guidelines of this project
• I have performed a self-review of my own code
• I have commented my code, particularly in hard-to-understand areas
• My changes generate no new warnings
• Any dependent changes have been merged and published in downstream modules