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| author |   Minghuan Lian <Minghuan.Lian@nxp.com> | 2016-03-23 19:08:20 +0800 |
|---|---|---|
| committer |   Marc Zyngier <marc.zyngier@arm.com> | 2016-05-04 09:58:04 +0100 |
| commit | b8f3ebe630a4f1b4ff9340103d3b565ad5d78d43 (patch) | |
| tree | 9072b01dd90206a5908274e8d91337c1ca41badf /drivers/irqchip/Kconfig | |
| parent | dt/bindings: Add bindings for Layerscape SCFG MSI (diff) | |
| download | linux-dev-b8f3ebe630a4f1b4ff9340103d3b565ad5d78d43.tar.xz linux-dev-b8f3ebe630a4f1b4ff9340103d3b565ad5d78d43.zip | |
irqchip: Add Layerscape SCFG MSI controller support
Some kind of Freescale Layerscape SoC provides a MSI
implementation which uses two SCFG registers MSIIR and
MSIR to support 32 MSI interrupts for each PCIe controller.
The patch is to support it.
Signed-off-by: Minghuan Lian <Minghuan.Lian@nxp.com>
Tested-by: Alexander Stein <alexander.stein@systec-electronic.com>
Acked-by: Marc Zyngier <marc.zyngier@arm.com>
Signed-off-by: Marc Zyngier <marc.zyngier@arm.com>
Diffstat (limited to 'drivers/irqchip/Kconfig')
| -rw-r--r-- | drivers/irqchip/Kconfig | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/irqchip/Kconfig b/drivers/irqchip/Kconfig index 6c17de7997b9..81f88ada3a61 100644 --- a/drivers/irqchip/Kconfig +++ b/drivers/irqchip/Kconfig @@ -246,5 +246,10 @@ config MVEBU_ODMI bool select GENERIC_MSI_IRQ_DOMAIN +config LS_SCFG_MSI + def_bool y if SOC_LS1021A || ARCH_LAYERSCAPE + depends on PCI && PCI_MSI + select PCI_MSI_IRQ_DOMAIN + config PARTITION_PERCPU bool |