From: maxime.ripard@free-electrons.com (Maxime Ripard)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH] ARM: dts: sun8i: add NAND controller node for A23/A33
Date: Wed, 24 Aug 2016 08:02:22 +0200 [thread overview]
Message-ID: <20160824060222.GT2598@lukather> (raw)
In-Reply-To: <20160823135546.60179-1-icenowy@aosc.xyz>
Hi,
On Tue, Aug 23, 2016 at 09:55:46PM +0800, Icenowy Zheng wrote:
> A23/A33 has a NAND controller which can now be used properly.
>
> Add a device node for it.
>
> The DMA function cannot work because of changed DMA IP block, so it's
> temporarily removed in the device node. However, with PIO mode it can still
> work.
What is preventing the NAND driver to work with DMA with the sun6i driver?
Thanks,
Maxime
--
Maxime Ripard, Free Electrons
Embedded Linux and Kernel engineering
http://free-electrons.com
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WARNING: multiple messages have this Message-ID (diff)
From: Maxime Ripard <maxime.ripard-wi1+55ScJUtKEb57/3fJTNBPR1lH4CV8@public.gmane.org>
To: Boris Brezillon
<boris.brezillon-wi1+55ScJUtKEb57/3fJTNBPR1lH4CV8@public.gmane.org>,
Icenowy Zheng <icenowy-ymACFijhrKM@public.gmane.org>
Cc: Russell King <linux-I+IVW8TIWO2tmTQ+vhA3Yw@public.gmane.org>,
Chen-Yu Tsai <wens-jdAy2FN1RRM@public.gmane.org>,
Rob Herring <robh+dt-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org>,
Mark Rutland <mark.rutland-5wv7dgnIgG8@public.gmane.org>,
devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org,
linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
linux-sunxi-/JYPxA39Uh5TLH3MbocFFw@public.gmane.org
Subject: Re: [PATCH] ARM: dts: sun8i: add NAND controller node for A23/A33
Date: Wed, 24 Aug 2016 08:02:22 +0200 [thread overview]
Message-ID: <20160824060222.GT2598@lukather> (raw)
In-Reply-To: <20160823135546.60179-1-icenowy-ymACFijhrKM@public.gmane.org>
[-- Attachment #1: Type: text/plain, Size: 514 bytes --]
Hi,
On Tue, Aug 23, 2016 at 09:55:46PM +0800, Icenowy Zheng wrote:
> A23/A33 has a NAND controller which can now be used properly.
>
> Add a device node for it.
>
> The DMA function cannot work because of changed DMA IP block, so it's
> temporarily removed in the device node. However, with PIO mode it can still
> work.
What is preventing the NAND driver to work with DMA with the sun6i driver?
Thanks,
Maxime
--
Maxime Ripard, Free Electrons
Embedded Linux and Kernel engineering
http://free-electrons.com
WARNING: multiple messages have this Message-ID (diff)
From: Maxime Ripard <maxime.ripard@free-electrons.com>
To: Boris Brezillon <boris.brezillon@free-electrons.com>,
Icenowy Zheng <icenowy@aosc.xyz>
Cc: Russell King <linux@armlinux.org.uk>,
Chen-Yu Tsai <wens@csie.org>, Rob Herring <robh+dt@kernel.org>,
Mark Rutland <mark.rutland@arm.com>,
devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org,
linux-kernel@vger.kernel.org, linux-sunxi@googlegroups.com
Subject: Re: [PATCH] ARM: dts: sun8i: add NAND controller node for A23/A33
Date: Wed, 24 Aug 2016 08:02:22 +0200 [thread overview]
Message-ID: <20160824060222.GT2598@lukather> (raw)
In-Reply-To: <20160823135546.60179-1-icenowy@aosc.xyz>
[-- Attachment #1: Type: text/plain, Size: 535 bytes --]
Hi,
On Tue, Aug 23, 2016 at 09:55:46PM +0800, Icenowy Zheng wrote:
> A23/A33 has a NAND controller which can now be used properly.
>
> Add a device node for it.
>
> The DMA function cannot work because of changed DMA IP block, so it's
> temporarily removed in the device node. However, with PIO mode it can still
> work.
What is preventing the NAND driver to work with DMA with the sun6i driver?
Thanks,
Maxime
--
Maxime Ripard, Free Electrons
Embedded Linux and Kernel engineering
http://free-electrons.com
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next prev parent reply other threads:[~2016-08-24 6:02 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-08-23 13:55 [PATCH] ARM: dts: sun8i: add NAND controller node for A23/A33 Icenowy Zheng
2016-08-23 13:55 ` Icenowy Zheng
2016-08-24 6:02 ` Maxime Ripard [this message]
2016-08-24 6:02 ` Maxime Ripard
2016-08-24 6:02 ` Maxime Ripard
2016-08-24 8:21 ` Icenowy Zheng
2016-08-24 8:21 ` Icenowy Zheng
2016-08-25 20:53 ` Maxime Ripard
2016-08-25 20:53 ` Maxime Ripard
2016-08-25 20:53 ` Maxime Ripard
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