On Tue, Mar 04, 2014 at 10:39:03PM -0800, Kuninori Morimoto wrote:
>
> I didn't add device tree ML on this patch.
> Forward it.
>
Date: Mon, 03 Mar 2014 20:51:29 -0800 (PST)
Message-ID: <87r46izhv5.wl%kuninori.morimoto.gx@xxxxxxxxx>
From: Kuninori Morimoto <kuninori.morimoto.gx@xxxxxxxxx>
Subject: [PATCH 11/11] ASoC: rsnd: add DeviceTree support
User-Agent: Wanderlust/2.14.0 Emacs/23.3 Mule/6.0
To: Mark Brown <broonie@xxxxxxxxxx>
Cc: Linux-ALSA <alsa-devel@xxxxxxxxxxxxxxxx>,
Liam Girdwood <lgirdwood@xxxxxxxxx>,
Kuninori Morimoto <kuninori.morimoto.gx@xxxxxxxxxxx>,
Simon <horms@xxxxxxxxxxxx>
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<878usq1scd.wl%kuninori.morimoto.gx@xxxxxxxxx>
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>
> From: Kuninori Morimoto <kuninori.morimoto.gx@xxxxxxxxxxx>
>
> Support for loading the Renesas R-Car sound driver via DeviceTree.
>
> Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@xxxxxxxxxxx>
> ---
> .../devicetree/bindings/sound/renesas,rsnd.txt | 101 ++++++++++++++++
> sound/soc/sh/rcar/adg.c | 1 +
> sound/soc/sh/rcar/core.c | 122 +++++++++++++++++++-
> sound/soc/sh/rcar/gen.c | 15 +++
> sound/soc/sh/rcar/rsnd.h | 11 ++
> sound/soc/sh/rcar/src.c | 36 ++++++
> sound/soc/sh/rcar/ssi.c | 56 +++++++++
> 7 files changed, 339 insertions(+), 3 deletions(-)
> create mode 100644 Documentation/devicetree/bindings/sound/renesas,rsnd.txt
>
> diff --git a/Documentation/devicetree/bindings/sound/renesas,rsnd.txt b/Documentation/devicetree/bindings/sound/renesas,rsnd.txt
> new file mode 100644
> index 0000000..1b64225
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/sound/renesas,rsnd.txt
> @@ -0,0 +1,101 @@
> +Renesas R-Car sound
> +
> +Required properties:
> +- compatible : "renesas,rcar_sound-gen1" if generation1
> + "renesas,rcar_sound-gen2" if generation2
> +- reg : Should contain the register physical address.
> + required register is
> + SRU/ADG/SSI if generation1
> + SRU/ADG/SSIU/SSI if generation2
> +- rcar_sound,ssi : SSI subnode
> +- rcar_sound,scu : SCU subnode
> +- rcar_sound,dai : DAI subnode
> +
> +SSI subnode properties:
> +- interrupt-parent : Should contain SSI interrup parent
> +- interrupts : Should contain SSI interrupt for PIO transfer
> +- shared-pin : if shared clock pin
> +
> +DAI subnode properties:
> +- playback : list of playback modules
> +- capture : list of capture modules
> +
> +Example:
> +
> +rcar_sound: rcar_sound@0xffd90000 {
> + #sound-dai-cells = <1>;
> + compatible = "renesas,rcar_sound";
> + reg = <0xffd90000 0x1000>, /* SRU */
> + <0xfffe0000 0x24>, /* ADG */
> + <0xffd91000 0x1240>; /* SSI */
> +
> + rcar_sound,src {
> + src0: src@0 { };
> + src1: src@1 { };
> + src2: src@2 { };
> + src3: src@3 { };
> + src4: src@4 { };
> + src5: src@5 { };
> + src6: src@6 { };
> + src7: src@7 { };
> + src8: src@8 { };
> + };
> +
> + rcar_sound,ssi {
> + ssi0: ssi@0 {
> + interrupt-parent = <&gic>;
> + interrupts = <0 101 0x4>;
I thought interrupt parent was not required for the gic interrupts
in the system?
--
Ben Dooks, ben@xxxxxxxxx, http://www.fluff.org/ben/
Large Hadron Colada: A large Pina Colada that makes the universe disappear.
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