On Wed, Oct 29, 2014 at 4:09 AM, Qais Yousef <qais.yousef@xxxxxxxxxx> wrote:The biggest advantage I can think of is that it can potentially make GIC DT definition more shareable across for instance multiple revisions of an SoC that might have the GIC at different base addresses.
On 10/29/2014 12:12 AM, Andrew Bresticker wrote:Even though this is usually probable, I'd prefer to leave this as
+- reg : Base address and length of the GIC registers.Also except for sead3, the base address should be properly reported by the
hardware. The size is fixed (for a specific version of GIC at least - which
is also reported by the hardware). So it would be nice to make this
optional.
required, or at least "optional, but recommended". I don't have a
very strong opinion on it though, but perhaps the device-tree folks
do?