From: Faiz Abbas <faiz_abbas@ti.com>
To: linux-kernel@vger.kernel.org, devicetree@vger.kernel.org,
linux-mmc@vger.kernel.org, linux-omap@vger.kernel.org
Cc: ulf.hansson@linaro.org, robh+dt@kernel.org, mark.rutland@arm.com,
adrian.hunter@intel.com, kishon@ti.com, zhang.chunyan@linaro.org,
faiz_abbas@ti.com
Subject: [PATCH v2 3/8] dt-bindings: sdhci-omap: Add properties for using external dma
Date: Sat, 16 Feb 2019 00:50:28 +0530 [thread overview]
Message-ID: <20190215192033.24203-4-faiz_abbas@ti.com> (raw)
In-Reply-To: <20190215192033.24203-1-faiz_abbas@ti.com>
From: Chunyan Zhang <zhang.chunyan@linaro.org>
sdhci-omap can support both external dma controller via dmaengine
framework as well as ADMA which standard SD host controller
provides.
Signed-off-by: Chunyan Zhang <zhang.chunyan@linaro.org>
Signed-off-by: Faiz Abbas <faiz_abbas@ti.com>
---
Documentation/devicetree/bindings/mmc/sdhci-omap.txt | 7 +++++++
1 file changed, 7 insertions(+)
diff --git a/Documentation/devicetree/bindings/mmc/sdhci-omap.txt b/Documentation/devicetree/bindings/mmc/sdhci-omap.txt
index 72c4dec7e1db..4485dbceb373 100644
--- a/Documentation/devicetree/bindings/mmc/sdhci-omap.txt
+++ b/Documentation/devicetree/bindings/mmc/sdhci-omap.txt
@@ -14,6 +14,11 @@ Required properties:
"ddr_1_8v-rev11", "ddr_1_8v" or "ddr_3_3v", "hs200_1_8v-rev11",
"hs200_1_8v",
- pinctrl-<n> : Pinctrl states as described in bindings/pinctrl/pinctrl-bindings.txt
+- dmas: List of DMA specifiers with the controller specific format as described
+ in the generic DMA client binding. A tx and rx specifier is required.
+- dma-names: List of DMA request names. These strings correspond 1:1 with the
+ DMA specifiers listed in dmas. The string naming is to be "tx"
+ and "rx" for TX and RX DMA requests, respectively.
Example:
mmc1: mmc@4809c000 {
@@ -22,4 +27,6 @@ Example:
ti,hwmods = "mmc1";
bus-width = <4>;
vmmc-supply = <&vmmc>; /* phandle to regulator node */
+ dmas = <&sdma 61 &sdma 62>;
+ dma-names = "tx", "rx";
};
--
2.19.2
next prev parent reply other threads:[~2019-02-15 19:20 UTC|newest]
Thread overview: 29+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-02-15 19:20 [PATCH v2 0/8] Port am335 and am437 devices to sdhci-omap Faiz Abbas
2019-02-15 19:20 ` [PATCH v2 1/8] mmc: sdhci: Get rid of finish_tasklet Faiz Abbas
2019-02-25 8:17 ` Adrian Hunter
2019-03-06 10:00 ` Faiz Abbas
2019-03-08 13:36 ` Adrian Hunter
2019-03-12 17:30 ` Rizvi, Mohammad Faiz Abbas
2019-03-14 11:15 ` Grygorii Strashko
2019-03-14 11:41 ` Faiz Abbas
2019-03-14 11:40 ` Arnd Bergmann
2019-03-18 9:33 ` Ulf Hansson
2019-03-26 7:33 ` Adrian Hunter
2019-04-02 7:59 ` Faiz Abbas
2019-04-02 13:12 ` Adrian Hunter
2019-02-15 19:20 ` [PATCH v2 2/8] mmc: sdhci: add support for using external DMA devices Faiz Abbas
2019-02-15 19:20 ` Faiz Abbas [this message]
2019-02-15 20:07 ` [PATCH v2 3/8] dt-bindings: sdhci-omap: Add properties for using external dma Tony Lindgren
2019-02-18 13:41 ` Faiz Abbas
2019-02-18 16:20 ` Tony Lindgren
2019-02-18 16:28 ` Tony Lindgren
2019-02-18 20:12 ` Rob Herring
2019-02-19 13:32 ` Faiz Abbas
2019-02-15 19:20 ` [PATCH v2 4/8] mmc: sdhci-omap: Add " Faiz Abbas
2019-02-15 19:20 ` [PATCH v2 5/8] mmc: sdhci: Add quirk for disabling DTO during erase command Faiz Abbas
2019-02-15 19:20 ` [PATCH v2 6/8] mmc: sdhci-omap: Add DISABLE_DTO_FOR_ERASE Quirk Faiz Abbas
2019-02-15 19:20 ` [PATCH v2 7/8] dt-bindings: sdhci-omap: Add am335x and am437x specific bindings Faiz Abbas
2019-02-15 19:20 ` [PATCH v2 8/8] mmc: sdhci-omap: Add am335x and am437x specific compatibles Faiz Abbas
2019-02-15 20:02 ` [PATCH v2 0/8] Port am335 and am437 devices to sdhci-omap Tony Lindgren
2019-02-18 13:49 ` Faiz Abbas
2019-02-18 16:25 ` Tony Lindgren
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