Like Sophgo SG2042, SG2044 also uses an external interrupt controller
to handle MSI/MSI-X. It supports more interrupt and has a different
msi message address mapping.

Changed from v2:
1. patch 1: separate from patch 2 of v2 for better reviewing
2. patch 2: separate from patch 2 of v2 for better reviewing
3. patch 3: apply Chen'tag

Changed from v1:
- https://lore.kernel.org/all/20250303111648.1337543-1-inochiama@gmail.com/
1. patch 1: apply Conor's tag
2. patch 1: improve the bindings comments.
3. patch 2: rebased on tips:irq/drivers patch
4. patch 2: remove unused macro "SG2042_MAX_MSI_VECTOR"
5. patch 2: rename generic structure name to match sg204x.
6. patch 2: rename info field name to avoid misunderstanding.

Inochi Amaoto (4):
  dt-bindings: interrupt-controller: Add Sophgo SG2044 MSI controller
  irqchip/sg2042-msi: rename generic function and structure
  irqchip/sg2042-msi: introduce configurable chipinfo for sg2042
  irqchip/sg2042-msi: Add the Sophgo SG2044 MSI interrupt controller

 .../sophgo,sg2042-msi.yaml                    |   4 +-
 drivers/irqchip/irq-sg2042-msi.c              | 149 ++++++++++++++----
 2 files changed, 119 insertions(+), 34 deletions(-)

--
2.49.0

On Tue, Apr 08, 2025 at 01:01:41PM +0800, Inochi Amaoto wrote:
> Like Sophgo SG2042, SG2044 also uses an external interrupt controller
> to handle MSI/MSI-X. It supports more interrupt and has a different
> msi message address mapping.
> 
> Changed from v2:
> 1. patch 1: separate from patch 2 of v2 for better reviewing
> 2. patch 2: separate from patch 2 of v2 for better reviewing
> 3. patch 3: apply Chen'tag
> 

This should be patch 2,3,4. I forgot the first is the binding.
Sorry for the misleading.

Thanks,
Inochi