[PATCH v5 0/5] Implement reset to EDL for qcs9100

[Varadarajan Narayanan]

On Tue, Jan 13, 2026 at 08:42:44AM -0600, Tom Rini wrote:
> On Tue, Jan 13, 2026 at 04:08:35PM +0530, Varadarajan Narayanan wrote:
>
> > Using the 'reboot edl' command in Linux, the platform can reboot to the
> > Emergency Download mode. Implement the same for U-Boot.
>
> Have you used buildman's size checking options before? If not,

No.

> https://source.denx.de/u-boot/u-boot-extras/-/blob/master/contrib/trini/u-boot-size-test.sh?ref_type=heads
> may be helpful to you, as it can be a bit tricky at first (but IMHO is
> better than the linux kernel bloat-o-meter). I ask because, what is the
> size impact of these changes on things like say qemu_arm64 and qemu_arm?
> I saw the cmd/ portion is guarded by a new CONFIG option which is good,
> but I wonder about the more generic sysreset changes. Thanks!

Please see below for u-boot-size-test.sh output

$ ./u-boot-size-test.sh --board qcom_ipq9574_mmc
Generating board list...Processing #include to produce configs/socfpga_agilex5_vab_defconfig
Processing #include to produce configs/r8a78000_ironhide_defconfig
	.
	.
	.
Processing #include to produce configs/am69_sk_a72_defconfig
Building 2 commits for 1 boards (1 thread, 16 jobs per thread)
01: configs: am57xx_hs_evm_defconfig: Reserve EMIF memory used by PPA
06: qcom_defconfig: enable psci based sysreset
    2    0    0 /2              qcom_ipq9574_mmc
Completed: 2 total built, 2 newly), duration 0:00:13, rate 0.15
/tmp/qcom_ipq9574_mmc/edl5/boards.cfg is up to date. Nothing to do.
Summary of 2 commits for 1 boards (1 thread, 16 jobs per thread)
01: configs: am57xx_hs_evm_defconfig: Reserve EMIF memory used by PPA
06: qcom_defconfig: enable psci based sysreset
   aarch64: (for 1/1 boards) all +224.0 data +8.0 text +216.0
            qcom_ipq9574_mmc: all +224 data +8 text +216
               u-boot: add: 2/0, grow: 2/0 bytes: 224/0 (224)
                 function                                   old     new   delta
                 sysreset_walk_arg                            -     124    +124
                 do_reset                                   100     160     +60
                 sysreset_request_arg                         -      32     +32
                 psci_sysreset_ops                           24      32      +8
(no errors to report)

Thanks
Varada