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(parent: 788046f) | patch
irqchip: Add IMX MU MSI controller driver
authorFrank Li <Frank.Li@nxp.com>
Thu, 22 Sep 2022 16:12:43 +0000 (11:12 -0500)
committerMarc Zyngier <maz@kernel.org>
Thu, 29 Sep 2022 16:11:37 +0000 (17:11 +0100)
commit78f22a9957df3a72c838b8b9c2a641b7e6a8cca2
tree0f63ab98b8f752e8efa952d907a5cafa5c1399bftree | snapshot
parent788046f46e3060fc417d529d0b6595c76f3ce154commit | diff
irqchip: Add IMX MU MSI controller driver

The MU block found in a number of Freescale/NXP SoCs supports generating
IRQs by writing data to a register.

This enables the MU block to be used as a MSI controller, by leveraging
the platform-MSI API.

Signed-off-by: Frank Li <Frank.Li@nxp.com>
[maz: dropped pointless dma-iommu.h and of_pci.h includes]
Signed-off-by: Marc Zyngier <maz@kernel.org>
Link: https://lore.kernel.org/r/20220922161246.20586-4-Frank.Li@nxp.com
drivers/irqchip/Kconfig diff | blob | history
drivers/irqchip/Makefile diff | blob | history
drivers/irqchip/irq-imx-mu-msi.c [new file with mode: 0644] blob
Linux Kernel Source Tree.