From: tony@atomide.com (Tony Lindgren)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH v4 10/14] mmc: omap_hsmmc: add generic DMA request support to the DT binding
Date: Fri, 11 Jan 2013 09:54:55 -0800 [thread overview]
Message-ID: <20130111175454.GI14149@atomide.com> (raw)
In-Reply-To: <1357883330-5364-11-git-send-email-mporter@ti.com>
* Matt Porter <mporter@ti.com> [130110 21:47]:
> The binding definition is based on the generic DMA request binding.
Acked-by: Tony Lindgren <tony@atomide.com>
> Signed-off-by: Matt Porter <mporter@ti.com>
> ---
> .../devicetree/bindings/mmc/ti-omap-hsmmc.txt | 25 +++++++++++++++++++-
> 1 file changed, 24 insertions(+), 1 deletion(-)
>
> diff --git a/Documentation/devicetree/bindings/mmc/ti-omap-hsmmc.txt b/Documentation/devicetree/bindings/mmc/ti-omap-hsmmc.txt
> index ed271fc..826cc51 100644
> --- a/Documentation/devicetree/bindings/mmc/ti-omap-hsmmc.txt
> +++ b/Documentation/devicetree/bindings/mmc/ti-omap-hsmmc.txt
> @@ -20,8 +20,28 @@ ti,dual-volt: boolean, supports dual voltage cards
> ti,non-removable: non-removable slot (like eMMC)
> ti,needs-special-reset: Requires a special softreset sequence
> ti,needs-special-hs-handling: HSMMC IP needs special setting for handling High Speed
> +dmas: DMA controller phandle and DMA request value ordered pair
> +One tx and one rx pair is required.
> +dma-names: DMA request names. These strings correspond 1:1 with
> +the ordered pairs in dmas. The RX request must be "rx" and the
> +TX request must be "tx".
> +
> +Examples:
> +
> +[hwmod populated DMA resources]
> +
> + mmc1: mmc at 0x4809c000 {
> + compatible = "ti,omap4-hsmmc";
> + reg = <0x4809c000 0x400>;
> + ti,hwmods = "mmc1";
> + ti,dual-volt;
> + bus-width = <4>;
> + vmmc-supply = <&vmmc>; /* phandle to regulator node */
> + ti,non-removable;
> + };
> +
> +[generic DMA request binding]
>
> -Example:
> mmc1: mmc at 0x4809c000 {
> compatible = "ti,omap4-hsmmc";
> reg = <0x4809c000 0x400>;
> @@ -30,4 +50,7 @@ Example:
> bus-width = <4>;
> vmmc-supply = <&vmmc>; /* phandle to regulator node */
> ti,non-removable;
> + dmas = <&edma 24
> + &edma 25>;
> + dma-names = "tx", "rx";
> };
> --
> 1.7.9.5
>
next prev parent reply other threads:[~2013-01-11 17:54 UTC|newest]
Thread overview: 29+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-01-11 5:48 [PATCH v4 00/14] DMA Engine support for AM33XX Matt Porter
2013-01-11 5:48 ` [PATCH v4 01/14] ARM: davinci: move private EDMA API to arm/common Matt Porter
2013-01-11 6:15 ` Hebbar, Gururaja
2013-01-11 14:27 ` Matt Porter
2013-01-11 5:48 ` [PATCH v4 02/14] ARM: edma: remove unused transfer controller handlers Matt Porter
2013-01-11 5:48 ` [PATCH v4 03/14] ARM: edma: add AM33XX support to the private EDMA API Matt Porter
2013-01-11 18:14 ` [PATCH v4, " Lars Poeschel
[not found] ` <9fda86bbbec3444393fd5a2dc5135a5e@DFLE73.ent.ti.com>
2013-01-11 18:21 ` [PATCH v4,03/14] " Matt Porter
2013-01-11 5:48 ` [PATCH v4 04/14] dmaengine: edma: enable build for AM33XX Matt Porter
2013-01-11 5:48 ` [PATCH v4 05/14] dmaengine: edma: Add TI EDMA device tree binding Matt Porter
2013-01-11 7:54 ` Hebbar, Gururaja
[not found] ` <06e6ba0bd8984e1797c84d2926584909@DFLE72.ent.ti.com>
2013-01-11 14:30 ` Matt Porter
2013-01-11 5:48 ` [PATCH v4 06/14] ARM: dts: add AM33XX EDMA support Matt Porter
2013-01-11 5:48 ` [PATCH v4 07/14] dmaengine: add dma_request_slave_channel_compat() Matt Porter
2013-01-11 17:52 ` Tony Lindgren
2013-01-11 5:48 ` [PATCH v4 08/14] mmc: omap_hsmmc: convert to dma_request_slave_channel_compat() Matt Porter
2013-01-11 17:52 ` Tony Lindgren
2013-01-11 5:48 ` [PATCH v4 09/14] mmc: omap_hsmmc: set max_segs based on dma engine limitations Matt Porter
2013-01-11 17:53 ` Tony Lindgren
2013-01-11 5:48 ` [PATCH v4 10/14] mmc: omap_hsmmc: add generic DMA request support to the DT binding Matt Porter
2013-01-11 17:54 ` Tony Lindgren [this message]
2013-01-11 5:48 ` [PATCH v4 11/14] ARM: dts: add AM33XX MMC support Matt Porter
2013-01-11 17:55 ` Tony Lindgren
2013-01-11 5:48 ` [PATCH v4 12/14] spi: omap2-mcspi: convert to dma_request_slave_channel_compat() Matt Porter
2013-01-11 5:48 ` [PATCH v4 13/14] spi: omap2-mcspi: add generic DMA request support to the DT binding Matt Porter
2013-01-11 5:48 ` [PATCH v4 14/14] ARM: dts: add AM33XX SPI DMA support Matt Porter
2013-01-11 11:40 ` [PATCH v4 00/14] DMA Engine support for AM33XX Arnd Bergmann
2013-01-11 18:33 ` Matt Porter
2013-01-11 20:12 ` Arnd Bergmann
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