drm: bridge: add DesignWare HDMI I2S audio support

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Current dw-hdmi is supporting sound via AHB bus, but it has
I2S audio feature too. This patch adds I2S audio support to dw-hdmi.
This HDMI I2S is supported by using ALSA SoC common HDMI encoder
driver.

Tested-by: Jose Abreu <joabreu@synopsys.com>
Acked-by: Russell King <rmk+kernel@armlinux.org.uk>
Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Signed-off-by: Archit Taneja <architt@codeaurora.org>
Link: http://patchwork.freedesktop.org/patch/msgid/8737j2bxba.wl%kuninori.morimoto.gx@renesas.com

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This commit is contained in:

Kuninori Morimoto 2016-11-08 01:00:57 +00:00 • committed by Archit Taneja

parent 2db86dfcef

commit 2761ba6c09

6 changed files with 197 additions and 2 deletions

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8

drivers/gpu/drm/bridge/Kconfig

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1

drivers/gpu/drm/bridge/Makefile

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7

drivers/gpu/drm/bridge/dw-hdmi-audio.h

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141

drivers/gpu/drm/bridge/dw-hdmi-i2s-audio.c

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22

drivers/gpu/drm/bridge/dw-hdmi.c

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20

drivers/gpu/drm/bridge/dw-hdmi.h

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