Hi, On 7/1/26 , Paresh Bhagat wrote: > This series adds support for DM firmware reserved memory fixup in device > tree for K3 SoCs that use separate DM firmware (K3_DM_FW enabled). > > The series includes: > 1. Fix for phandle corruption in FDT reserved memory fixup > 2. Enable OF_SYSTEM_SETUP for AM62D2 to allow device tree fixups > 3. Add Kconfig options for DM firmware reserved memory for other K3 SoCs > 4. Add DM reserved memory fixup implementation > > The main issue being addressed is that the current reserved DDR carveout > for DM firmware in device tree is insufficient to accommodate the DM > firmware binary on AM62A7, and potentially other K3 SoCs in the future. > > Currently, the size is only modified for AM62A7 SoC. For rest of SocS > existing values from device tree is taken. > > For vendor boards, please verify boot and check for errors if any. > > This series depends on dts update for effected devices. If "dm" node is > not found then the existing mechanism creates a new node with same > address, which cause memory overlap issue. >
This patch series conflicts with https://lore.kernel.org/all/20260701-topic-am62a-ioddr-dt-v6-19-v7-0-e9db8b168...@baylibre.com/ Above also includes fixes for incorrect reserved memory and new layout. So do not merge this series. I will send a new version if required when above is merged. Thanks, Paresh > https://lore.kernel.org/all/[email protected]/ > > Change log v1->v2: > - Extended DM firmware reserved memory Kconfig support from AM62A7 only > to other K3 SoCs. > - Added memory configuration for all K3 SoCs > - Update fdt_fixup_reserved_memory() to remove redundant code. > > v1 > https://lore.kernel.org/all/178219072988.1099376.16053199642199625548.b4-review@b4/ > > Paresh Bhagat (4): > arm: mach-k3: Fix phandle corruption in fdt fixup > arm: mach-k3: am62ax: Enable OF_SYSTEM_SETUP for AM62D2 > arm: mack-k3: Kconfig: Add DM firmware reserved memory configs > arm: mach-k3: Add DM reserved memory fixup > > arch/arm/mach-k3/Kconfig | 21 ++++++++++++++ > arch/arm/mach-k3/am62ax/Kconfig | 1 + > arch/arm/mach-k3/common_fdt.c | 51 ++++++++++++++++----------------- > 3 files changed, 46 insertions(+), 27 deletions(-) > > -- > 2.34.1 > >
