From: Rob Herring <robh@kernel.org>
To: Cheng-Yi Chiang <cychiang@chromium.org>
Cc: linux-kernel@vger.kernel.org,
Neil Armstrong <narmstrong@baylibre.com>,
Jerome Brunet <jbrunet@baylibre.com>,
Jernej Skrabec <jernej.skrabec@siol.net>,
Jonas Karlman <jonas@kwiboo.se>,
Hans Verkuil <hverkuil@xs4all.nl>,
Mark Brown <broonie@kernel.org>,
Liam Girdwood <lgirdwood@gmail.com>,
Takashi Iwai <tiwai@suse.com>, Jaroslav Kysela <perex@perex.cz>,
Russell King <rmk+kernel@armlinux.org.uk>,
Andrzej Hajda <a.hajda@samsung.com>,
Laurent Pinchart <Laurent.pinchart@ideasonboard.com>,
David Airlie <airlied@linux.ie>, Daniel Vetter <daniel@ffwll.ch>,
Heiko Stuebner <heiko@sntech.de>,
Mark Rutland <mark.rutland@arm.com>,
dianders@chromium.org, dgreid@chromium.org, tzungbi@chromium.org,
alsa-devel@alsa-project.org, dri-devel@lists.freedesktop.org,
linux-arm-kernel@lists.infradead.org,
linux-rockchip@lists.infradead.org, devicetree@vger.kernel.org
Subject: Re: [PATCH v8 2/6] ASoC: rockchip-max98090: Support usage with and without HDMI
Date: Fri, 25 Oct 2019 11:22:32 -0500 [thread overview]
Message-ID: <20191025162232.GA23022@bogus> (raw)
In-Reply-To: <20191025133007.11190-3-cychiang@chromium.org>
On Fri, Oct 25, 2019 at 09:30:03PM +0800, Cheng-Yi Chiang wrote:
> There will be multiple boards sharing this machine driver.
> Use compatible string to specify the use case.
>
> "rockchip,rockchip-audio-max98090" for max98090-only.
> "rockchip,rockchip-audio-hdmi" for HDMI-only
> "rockchip,rockchip-audio-max98090-hdmi" for max98090 plus
>
> Move these properties to optional because they are not needed for
> HDMI-only use case.
> "rockchip,audio-codec": The phandle of the MAX98090 audio codec
> "rockchip,headset-codec": The phandle of Ext chip for jack detection
>
> The machine driver change will add support for HDMI codec in
> rockchip-max98090.
> Add one optional property "rockchip,hdmi-codec" to let user specify HDMI
> device node in DTS so machine driver can find hdmi-codec device node for
> codec DAI.
Why not just use the presence of rockchip,hdmi-codec to enable HDMI or
not. Maybe you still add rockchip,rockchip-audio-hdmi for HDMI only.
Really, the same should have been done for which codec is used too, but
I guess someone wanted 2 machine drivers.
>
> Signed-off-by: Cheng-Yi Chiang <cychiang@chromium.org>
> ---
> .../bindings/sound/rockchip-max98090.txt | 38 +++++++++++++++++--
> 1 file changed, 35 insertions(+), 3 deletions(-)
next prev parent reply other threads:[~2019-10-25 16:22 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-10-25 13:30 [PATCH v8 0/6] Add HDMI jack support on RK3288 Cheng-Yi Chiang
2019-10-25 13:30 ` [PATCH v8 1/6] drm: bridge: dw-hdmi: Report connector status using callback Cheng-Yi Chiang
2019-10-25 13:30 ` [PATCH v8 2/6] ASoC: rockchip-max98090: Support usage with and without HDMI Cheng-Yi Chiang
2019-10-25 16:22 ` Rob Herring [this message]
2019-10-28 2:32 ` Cheng-yi Chiang
2019-10-25 13:30 ` [PATCH v8 3/6] ASoC: rockchip_max98090: Optionally support HDMI use case Cheng-Yi Chiang
2019-10-28 17:02 ` kbuild test robot
2019-10-28 17:02 ` [RFC PATCH] ASoC: rockchip_max98090: rk_card_configs[] can be static kbuild test robot
2019-10-28 19:10 ` [PATCH v8 3/6] ASoC: rockchip_max98090: Optionally support HDMI use case kbuild test robot
2019-10-29 2:40 ` Cheng-yi Chiang
2019-10-25 13:30 ` [PATCH v8 4/6] ASoC: rockchip_max98090: Add HDMI jack support Cheng-Yi Chiang
2019-10-25 13:30 ` [PATCH v8 5/6] ARM: dts: rockchip: Add HDMI support to rk3288-veyron-analog-audio Cheng-Yi Chiang
2019-10-25 13:30 ` [PATCH v8 6/6] ARM: dts: rockchip: Add HDMI audio support to rk3288-veyron-mickey.dts Cheng-Yi Chiang
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