linux-kernel - Re: [PATCH V3 3/4] ARM64 LPC: support serial based on low-pin-count

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Message-ID: <4340181.AghlmQIy28@wuerfel>
Date:   Wed, 14 Sep 2016 14:25:54 +0200
From:   Arnd Bergmann <arnd@...db.de>
To:     linux-arm-kernel@...ts.infradead.org
Cc:     Zhichang Yuan <yuanzhichang@...ilicon.com>,
        linux-kernel@...r.kernel.org, linuxarm@...wei.com,
        devicetree@...r.kernel.org, lorenzo.pieralisi@....com,
        benh@...nel.crashing.org, minyard@....org,
        linux-pci@...r.kernel.org, gabriele.paoloni@...wei.com,
        john.garry@...wei.com, will.deacon@....com, xuwei5@...ilicon.com,
        linux-serial@...r.kernel.org, gregkh@...uxfoundation.org,
        zourongrong@...il.com, liviu.dudau@....com, kantyzc@....com,
        zhichang.yuan02@...il.com
Subject: Re: [PATCH V3 3/4] ARM64 LPC: support serial based on low-pin-count

On Wednesday, September 14, 2016 8:15:53 PM CEST Zhichang Yuan wrote:
> From: "zhichang.yuan" <yuanzhichang@...ilicon.com>
> 
> On Hip06 platform, a 16550 compatible UART is connected to low-pin-count and
> controlled through the LPC I/O cycles. After registering the LPC uart specific
> serial_in/serial_out to 8250 core driver, serial data can be read/written
> through the LPC.
> 
> Signed-off-by: zhichang.yuan <yuanzhichang@...ilicon.com>
> 

I still think this should be handled by 8250_of.c after the addition of
support for IORESOURCE_IO.

	Arnd