Messages in this thread | | | From | Arnd Bergmann <> | Subject | Re: [RFC part2 PATCH 8/9] ACPI / ARM64: Update acpi_register_gsi to register with the core IRQ subsystem | Date | Thu, 5 Dec 2013 04:48:09 +0100 |
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On Tuesday 03 December 2013, Hanjun Guo wrote: > + /* > + * ACPI have no bindings to indicate SPI or PPI, so we > + * use different mappings from DT in ACPI. > + * > + * For FDT > + * PPI interrupt: in the range [0, 15]; > + * SPI interrupt: in the range [0, 987]; > + * > + * For ACPI, using identity mapping for hwirq: > + * PPI interrupt: in the range [16, 31]; > + * SPI interrupt: in the range [32, 1019];
This difference might cause endless confusion. Can't you register PPI and SPI as separate IRQ controllers to have the same number space that we normally have?
Arnd
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