Merge tag 'pull-aspeed-20260204' of https://github.com/legoater/qemu into staging

aspeed queue:

* Added support for the new AST1700 IO expander, including several
  device models (LTPI, PWM, I2C, GPIO, etc.).
* Updated the AST2700 SoC with LTPI support, EHCI IRQ fixes, and other
  improvements.
* Updated test images and test cases for various Aspeed platforms.
* Fixed issues in the Aspeed I2C and ADC models.
* Added support for pca9535 GPIO expander.
* Updated documentation for Aspeed boards.

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# gpg: Good signature from "Cédric Le Goater <clg@redhat.com>" [full]
# gpg:                 aka "Cédric Le Goater <clg@kaod.org>" [full]
# Primary key fingerprint: A0F6 6548 F048 95EB FE6B  0B60 51A3 43C7 CFFB ECA1

* tag 'pull-aspeed-20260204' of https://github.com/legoater/qemu: (45 commits)
  tests/functional/aarch64: Add I2C test for AST1700 IO expanders
  tests/functional/aarch64: Parameterize PCIe2 initialization in AST2700
  tests/functional/aarch64: Parameterize I2C bus ID in AST2700 test
  hw/arm/aspeed: Enable AST1700 IO expander support
  hw/arm/aspeed: Model AST1700 I3C block as unimplemented device
  hw/arm/aspeed: Attach SGPIOM device to AST1700 model
  hw/arm/aspeed: Attach PWM device to AST1700 model
  hw/arm/aspeed: Attach WDT device to AST1700 model
  hw/arm/aspeed: attach I2C device to AST1700 model
  hw/arm/aspeed: Attach GPIO device to AST1700 model
  hw/arm/aspeed: Attach SCU device to AST1700 model
  hw/arm/aspeed: Attach ADC device to AST1700 model
  hw/arm/aspeed: Attach SPI device to AST1700 model
  hw/arm/aspeed: Attach SRAM device to AST1700 model
  hw/arm/aspeed: Attach UART device to AST1700 model
  hw/arm/aspeed: Attach LTPI controller to AST1700 model
  hw/arm/aspeed: Integrate interrupt controller for AST1700
  hw/arm/aspeed: Integrate AST1700 device into AST27X0
  hw/arm/aspeed: Add AST1700 LTPI expander device model
  hw/misc: Add basic Aspeed PWM model
  ...

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>