From mboxrd@z Thu Jan 1 00:00:00 1970 From: maxime.ripard@free-electrons.com (Maxime Ripard) Date: Thu, 25 Aug 2016 22:53:43 +0200 Subject: [PATCH] ARM: dts: sun8i: add NAND controller node for A23/A33 In-Reply-To: <16141472026895@web4j.yandex.ru> References: <20160823135546.60179-1-icenowy@aosc.xyz> <20160824060222.GT2598@lukather> <16141472026895@web4j.yandex.ru> Message-ID: <20160825205343.GJ32598@lukather> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org Hi, On Wed, Aug 24, 2016 at 04:21:35PM +0800, Icenowy Zheng wrote: > Hi Maxime, > > 24.08.2016, 14:02, "Maxime Ripard" : > > 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? > > It seems that under sun6i we should use dedicated rx and tx DMAs, but not a > "rxtx" DMA. Ah, I see. I just applied your patch, thanks! Maxime -- Maxime Ripard, Free Electrons Embedded Linux and Kernel engineering http://free-electrons.com -------------- next part -------------- A non-text attachment was scrubbed... Name: signature.asc Type: application/pgp-signature Size: 819 bytes Desc: not available URL: