Hi Marc, 2014/1/22 Marc C <marc.ceeeee@xxxxxxxxx>: > Hi Florian, > >> Do not we also need to update drivers/irqchip/irq-gic.c to look for >> this compatible property? Alternatively should the example DTS contain >> the following: >> >> compatible = "brcm,brahma-b15-gic", "arm,cortex-a15-gic"? > > Patch #8 [1] of this series has the "compatible" string set exactly that way. I was > following the pattern seen in the other reference DTS files, where "arm,cortex-a15-gic" is > used as the fall-back. Ah, I missed that, thanks! How about the CPU compatible property? AFAIK it is only used by arch/arm/kernel/topology.c, I am not sure if we have the exact same number to use as the "vanilla" Cortex-A15 here, or if we should have another number match against "brcm,brahma-b15". What do you think? > > Thanks, > Marc C > > [1] https://lkml.org/lkml/2014/1/21/649 > > On 01/22/2014 02:40 PM, Florian Fainelli wrote: >> Hi Marc, >> >> 2014/1/21 Marc Carino <marc.ceeeee@xxxxxxxxx>: >>> Document the Broadcom Brahma B15 GIC implementation as compatible >>> with the ARM GIC standard. >>> >>> Signed-off-by: Marc Carino <marc.ceeeee@xxxxxxxxx> >>> Acked-by: Florian Fainelli <f.fainelli@xxxxxxxxx> >> >> Do not we also need to update drivers/irqchip/irq-gic.c to look for >> this compatible property? Alternatively should the example DTS contain >> the following: >> >> compatible = "brcm,brahma-b15-gic", "arm,cortex-a15-gic"? >> >>> --- >>> Documentation/devicetree/bindings/arm/gic.txt | 1 + >>> 1 files changed, 1 insertions(+), 0 deletions(-) >>> >>> diff --git a/Documentation/devicetree/bindings/arm/gic.txt b/Documentation/devicetree/bindings/arm/gic.txt >>> index 3dfb0c0..d7409fd 100644 >>> --- a/Documentation/devicetree/bindings/arm/gic.txt >>> +++ b/Documentation/devicetree/bindings/arm/gic.txt >>> @@ -15,6 +15,7 @@ Main node required properties: >>> "arm,cortex-a9-gic" >>> "arm,cortex-a7-gic" >>> "arm,arm11mp-gic" >>> + "brcm,brahma-b15-gic" >>> - interrupt-controller : Identifies the node as an interrupt controller >>> - #interrupt-cells : Specifies the number of cells needed to encode an >>> interrupt source. The type shall be a <u32> and the value shall be 3. >>> -- >>> 1.7.1 >>> >> >> >> > > > -- Florian -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html