drm: exynos: Add driver for HDMI audio interface
authorSylwester Nawrocki <s.nawrocki@samsung.com>
Mon, 23 Oct 2017 12:49:34 +0000 (14:49 +0200)
committerJunghoon Kim <jhoon20.kim@samsung.com>
Thu, 14 Feb 2019 05:56:07 +0000 (14:56 +0900)
commit1bd1457b7f4fa94176f6aba7b3c188d1698847b9
treeb604a540808ac723607ec8945cf42fb6076ab67e
parentc2b3367a93f8d73b77d21cc9f9d63d3d55b8cbdf
drm: exynos: Add driver for HDMI audio interface

The hdmi-codec interface added in this patch is required to properly
support HDMI audio. Currently the audio part of the SoC internal
HDMI transmitter is configured with fixed values, which makes HDMI
audio working by chance, only on boards having an external audio
codec connected in parallel with the HDMI audio transmitter's input
I2S interface.

Signed-off-by: Sylwester Nawrocki <s.nawrocki@samsung.com>
Reviewed-by: Andrzej Hajda <a.hajda@samsung.com>
Signed-off-by: Inki Dae <inki.dae@samsung.com>
drivers/gpu/drm/exynos/Kconfig
drivers/gpu/drm/exynos/exynos_hdmi.c
drivers/gpu/drm/exynos/regs-hdmi.h