[PATCH 1/8] ARM: dts: bcm6878: Fix PL081 DMA block IRQ

William Zhang william.zhang at broadcom.com
Mon Sep 1 15:26:01 PDT 2025


On Mon, Sep 1, 2025 at 5:50 AM Linus Walleij <linus.walleij at linaro.org> wrote:
>
> This iRQ is on SPI_TABLE_OFFSET_2 which begins at
> 64, designated 64+30 = 94.
>
SPI_TABLE_OFFSET_2 is 96 in 6878.  96+30 = 126.  Convert back
dtsi SPI interrupt 126 - 32 = 94

The change is good but just want to point out the table definition
value and the conversion.

Reviewed-by: William Zhang <william.zhang at broadcom.com>

> Signed-off-by: Linus Walleij <linus.walleij at linaro.org>
> ---
>  arch/arm/boot/dts/broadcom/bcm6878.dtsi | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/arch/arm/boot/dts/broadcom/bcm6878.dtsi b/arch/arm/boot/dts/broadcom/bcm6878.dtsi
> index dd837bf693905736a7b8ef9cfefea8368e6df6ed..5a37bfd7f53f16fa07cc93b570a585ec34f5f443 100644
> --- a/arch/arm/boot/dts/broadcom/bcm6878.dtsi
> +++ b/arch/arm/boot/dts/broadcom/bcm6878.dtsi
> @@ -244,7 +244,7 @@ pl081_dma: dma-controller at 11000 {
>                         // The magic B105F00D info is missing
>                         arm,primecell-periphid = <0x00041081>;
>                         reg = <0x11000 0x1000>;
> -                       interrupts = <GIC_SPI 30 IRQ_TYPE_LEVEL_HIGH>;
> +                       interrupts = <GIC_SPI 94 IRQ_TYPE_LEVEL_HIGH>;
>                         memcpy-burst-size = <256>;
>                         memcpy-bus-width = <32>;
>                         clocks = <&periph_clk>;
>
> --
> 2.50.1
>
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