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SubjectRe: [PATCH 5/5] MIPS: dts: lantiq: danube: easy50712: route the PCI_INTA IRQ through EBU
On Sat, 27 Jul 2019 18:53:15 +0100,
Martin Blumenstingl <martin.blumenstingl@googlemail.com> wrote:
>
> EBU provides an interrupt line for the PCI_INTA interrupt. Route
> easy50712's PCI interrupt to EBU so the interrupt line is configured
> correctly (using IRQ_TYPE_LEVEL_LOW, this was previously hardcoded in
> the PCI driver) and ACKed properly.
>
> Signed-off-by: Martin Blumenstingl <martin.blumenstingl@googlemail.com>
> ---
> arch/mips/boot/dts/lantiq/easy50712.dts | 4 +++-
> 1 file changed, 3 insertions(+), 1 deletion(-)
>
> diff --git a/arch/mips/boot/dts/lantiq/easy50712.dts b/arch/mips/boot/dts/lantiq/easy50712.dts
> index 1ce20b7d05cb..33c26b93cfc9 100644
> --- a/arch/mips/boot/dts/lantiq/easy50712.dts
> +++ b/arch/mips/boot/dts/lantiq/easy50712.dts
> @@ -1,6 +1,8 @@
> // SPDX-License-Identifier: GPL-2.0
> /dts-v1/;
>
> +#include <dt-bindings/interrupt-controller/irq.h>
> +
> /include/ "danube.dtsi"
>
> / {
> @@ -105,7 +107,7 @@
> lantiq,bus-clock = <33333333>;
> interrupt-map-mask = <0xf800 0x0 0x0 0x7>;
> interrupt-map = <
> - 0x7000 0 0 1 &icu0 29 1 // slot 14, irq 29
> + 0x7000 0 0 1 &ebu0 0 IRQ_TYPE_LEVEL_LOW // slot 14
> >;
> gpios-reset = <&gpio 21 0>;
> req-mask = <0x1>; /* GNT1 */
> --
> 2.22.0
>

Are you OK with breaking compatibility between kernel and DT? It
usually isn't very nice for users...

Thanks,

M.

--
Jazz is not dead, it just smells funny.

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