Message ID | 1579123790-6894-1-git-send-email-eajames@linux.ibm.com |
---|---|
Headers | show |
Series | aspeed: Add SCU interrupt controller and XDMA engine drivers | expand |
On 2020-01-15 22:29, Eddie James wrote: > This series first adds a driver to control the interrupt controller > provided by > the System Control Unit (SCU) on the AST2500 and AST2600 SOCs. The > interrupts > made available are necessary for the control of the XDMA engine > embedded in the > same Aspeed SOCs. > This series then adds a driver to control the XDMA engine. This driver > was > previously sent to the list without support for the AST2600, and has > been > refactored significantly to enable that support. The XDMA engine > performs > automatic DMA operations between the Aspeed SOC (acting as a BMC) and a > host > processor. > > Changes since v5: > - Rework the XDMA locking completely; thanks Andrew Jeffrey for the > help. > > Changes since v4: > - Fix dts documentation example for XDMA > - Add errno in warning for SCU failure in XDMA PCIe config > - Add a check for in_reset before proceeding in O_NONBLOCK case > - Add comments to memory sizes in the witherspoon/tacoma XDMA dts > entries > > Changes since v3: > - See individual patches; just clean-up items > > Changes since v2: > - See individual patches > - Drop rainier dts patch > - In summary, remove references to VGA memory as the XDMA driver > doesn't care > where it is. Remove SDRAM controller reference. Move user reset > functionality to a separate patch and make it an ioctl. > > Changes since v1: > - See individual patches > - In summary, first the irqchip driver switched to use the parent SCU > regmap > rather than iomapping it's register. Secondly, the XDMA > initialization > switched to use properties from the device tree rather than > dynamically > calculate memory spaces, and system config. > > Eddie James (12): > dt-bindings: interrupt-controller: Add Aspeed SCU interrupt > controller > irqchip: Add Aspeed SCU interrupt controller I've now queued these two patches in the irqchip tree. Thanks, M.