On systems containing multiple, heterogeneous clusters we need a way to associate a PMU "device" with the CPU(s) on which it exists. For PMUs that signal overflow with SPIs, this relationship is determined via the "interrupt-affinity" property, which contains a list of phandles to CPU nodes for the PMU. For PMUs using PPIs, the per-cpu nature of the interrupt isn't enough to determine the set of CPUs which actually contain the device. This patch allows the interrupt-affinity property to be specified on a PMU node irrespective of the interrupt type. For PPIs, it identifies the set of CPUs signalling the PPI in question. Tested-by: Stephen Boyd <sboyd@codeaurora.org> # Krait PMU Signed-off-by: Will Deacon <will.deacon@arm.com> |
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bindings | ||
00-INDEX | ||
booting-without-of.txt | ||
changesets.txt | ||
dynamic-resolution-notes.txt | ||
of_unittest.txt | ||
overlay-notes.txt | ||
todo.txt | ||
usage-model.txt |