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| author | Zubair Lutfullah Kakakhel <Zubair.Kakakhel@imgtec.com> | 2016-11-22 17:52:39 +0000 |
|---|---|---|
| committer | Ralf Baechle <ralf@linux-mips.org> | 2017-01-03 16:34:39 +0100 |
| commit | 79a93295339c1983efcecb466e17edd786a9c556 (patch) | |
| tree | 135b876b0da8a670e2cda4e9400d9e78acea493c | |
| parent | 35b258dc24f07d061513d5edba723faf6bf8b387 (diff) | |
| download | lwn-79a93295339c1983efcecb466e17edd786a9c556.tar.gz lwn-79a93295339c1983efcecb466e17edd786a9c556.zip | |
MIPS: xilfpga: Use Xilinx Interrupt Controller
IRQs from peripherals such as i2c/uart/ethernet come via
the AXI Interrupt controller.
Select it in Kconfig for xilfpga and add the DT node
Signed-off-by: Zubair Lutfullah Kakakhel <Zubair.Kakakhel@imgtec.com>
Cc: linux-mips@linux-mips.org
Cc: linux-kernel@vger.kernel.org
Patchwork: https://patchwork.linux-mips.org/patch/14592/
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
| -rw-r--r-- | arch/mips/Kconfig | 1 | ||||
| -rw-r--r-- | arch/mips/boot/dts/xilfpga/nexys4ddr.dts | 12 |
2 files changed, 13 insertions, 0 deletions
diff --git a/arch/mips/Kconfig b/arch/mips/Kconfig index 7cb4b0e5f49a..af4eed3136f5 100644 --- a/arch/mips/Kconfig +++ b/arch/mips/Kconfig @@ -479,6 +479,7 @@ config MACH_XILFPGA select SYS_SUPPORTS_ZBOOT_UART16550 select USE_OF select USE_GENERIC_EARLY_PRINTK_8250 + select XILINX_INTC help This enables support for the IMG University Program MIPSfpga platform. diff --git a/arch/mips/boot/dts/xilfpga/nexys4ddr.dts b/arch/mips/boot/dts/xilfpga/nexys4ddr.dts index 48d21127c3f3..8db660b06ac9 100644 --- a/arch/mips/boot/dts/xilfpga/nexys4ddr.dts +++ b/arch/mips/boot/dts/xilfpga/nexys4ddr.dts @@ -17,6 +17,18 @@ compatible = "mti,cpu-interrupt-controller"; }; + axi_intc: interrupt-controller@10200000 { + #interrupt-cells = <1>; + compatible = "xlnx,xps-intc-1.00.a"; + interrupt-controller; + reg = <0x10200000 0x10000>; + xlnx,kind-of-intr = <0x0>; + xlnx,num-intr-inputs = <0x6>; + + interrupt-parent = <&cpuintc>; + interrupts = <6>; + }; + axi_gpio: gpio@10600000 { #gpio-cells = <1>; compatible = "xlnx,xps-gpio-1.00.a"; |