From mboxrd@z Thu Jan 1 00:00:00 1970 From: Shawn Guo Subject: [PATCH 0/2] ASoC: audio-graph-card: support external amplifier with DAPM widget Date: Thu, 29 Jun 2017 21:26:36 +0800 Message-ID: <1498742798-3128-1-git-send-email-shawnguo@kernel.org> Return-path: Sender: devicetree-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org To: Mark Brown , Rob Herring Cc: Kuninori Morimoto , Baoyou Xie , Xin Zhou , Jun Nie , alsa-devel-K7yf7f+aM1XWsZ/bQMPhNw@public.gmane.org, devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org, Shawn Guo List-Id: devicetree@vger.kernel.org From: Shawn Guo It's basically the result of discussion around how external amplifier controlled by GPIO should be supported by audio card, that uses generic machine driver like audio-graph-card. The patch series updates audio-graph-card bindings and driver to support DAPM widget and audio routing, and then based on that, creates an output driver widget with event to control the amplifier via GPIO. [1] https://www.spinics.net/lists/arm-kernel/msg589717.html Shawn Guo (2): ASoC: audio-graph-card: update bindings for amplifier support ASoC: audio-graph-card: add widgets and routing for external amplifier support .../devicetree/bindings/sound/audio-graph-card.txt | 5 +++ sound/soc/generic/audio-graph-card.c | 48 +++++++++++++++++++++- 2 files changed, 52 insertions(+), 1 deletion(-) -- 1.9.1 -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo-u79uwXL29TY76Z2rM5mHXA@public.gmane.org More majordomo info at http://vger.kernel.org/majordomo-info.html