From mboxrd@z Thu Jan 1 00:00:00 1970 From: Olof Johansson Date: Thu, 02 Apr 2015 00:56:00 +0000 Subject: Re: [PATCH 1/1] ARM: configs: remove all CONFIG_RCAR_AUDMAC_PP from ARM defconfigs Message-Id: <20150402005600.GL8137@localhost> List-Id: References: <871tkleesi.wl%kuninori.morimoto.gx@renesas.com> <87zj79d06x.wl%kuninori.morimoto.gx@renesas.com> In-Reply-To: <87zj79d06x.wl%kuninori.morimoto.gx@renesas.com> MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: linux-arm-kernel@lists.infradead.org On Thu, Mar 19, 2015 at 05:30:09AM +0000, Kuninori Morimoto wrote: > From: Kuninori Morimoto > > Renesas R-Car sound (= rsnd) needs 2 DMAC which are called as > Audio DMAC (= 1st DMAC) and Audio DMAC peri peri (2nd DMAC). > And rsnd had assumed that 1st / 2nd DMACs are implemented as DMAEngine. > But, in result of DMA ML discussion, 2nd DMAC was concluded that it is > not a general purpose DMAC (2nd DMAC is for Device to Device inside > sound system). Additionally, current DMAEngine can't support Device to > Device, and we don't have correct DT bindings for it at this point. > So the easiest solution for it is that move it from DMAEngine to rsnd > driver. > Audio DMAC peri peri DMAEngine is no longer needed. > Remove all CONFIG_RCAR_AUDMAC_PP from ARM defconfigs > > Signed-off-by: Kuninori Morimoto > Acked-by: Geert Uytterhoeven Applied, thanks. -Olof