From mboxrd@z Thu Jan 1 00:00:00 1970 From: javier.martin@vista-silicon.com (javier Martin) Date: Mon, 30 Nov 2009 18:09:24 +0100 Subject: [PATCH 1/3] ASoC: Add a new imx-ssi sound driver In-Reply-To: References: <1259163666-30344-1-git-send-email-s.hauer@pengutronix.de> <1259163666-30344-2-git-send-email-s.hauer@pengutronix.de> <20091125155807.GD12750@rakim.wolfsonmicro.main> Message-ID: To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org 2009/11/30 javier Martin > Dear Sascha, > in "imx_ssi_set_dai_fmt()" callback you should add something like: > > /* sync */ > scr |= SSI_SCR_SYN; > > This would enable SSI working in SYN mode which means that RX and TX > sections will share same frame and bit clocks. Right now I can't imagine a > situation where this is not desirable. Moreover, if I don't add SYN mode I > cannot get it working in my i.mx27 based board with an wm8974. > Well, after a chat with Mark it seems that it is not so uncommon that RX and TX sections have different clocks. So you could add a flag in the platform data similar to the one that switches between FIQ and DMA so that people can choose if they want the feature or not. Thank you. -- Javier Martin Vista Silicon S.L. CDTUC - FASE C - Oficina S-345 Avda de los Castros s/n 39005- Santander. Cantabria. Spain +34 942 25 32 60 www.vista-silicon.com -------------- next part -------------- An HTML attachment was scrubbed... URL: