Re: [PATCH v2 1/1] ARM: dts: aspeed: santabarbara: Add system monitoring GPIOs

Andrew Jeffery <[email protected]>
Newsgroups org.ozlabs.lists.linux-aspeed,org.infradead.lists.linux-arm-kernel,org.kernel.vger.linux-devicetree,org.kernel.vger.linux-kernel
Message-ID <88d92981e89a9c6c62b6ddc2fa4af51dcc32c276.camel@codeconstruct.com.au> 
Hi Fred,

On Tue, 2026-04-21 at 21:03 +0800, Fred Chen wrote:
> Add several GPIO expanders to the Santabarbara platform, with ioexp0
> (0x20) configured to aggregate interrupt signals from downstream
> expanders to optimize sideband pin usage.

Can you provide a bit more context? Is this the result of a broader
design change? Or is it a case of adding descriptions of hardware that
was already present in the design?

Andrew
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