From mboxrd@z Thu Jan 1 00:00:00 1970 From: Stanimir Varbanov Subject: [PATCH v3 3/3] ARM: DT: qcom: Add Qualcomm crypto driver binding document Date: Mon, 9 Jun 2014 15:08:40 +0300 Message-ID: <1402315720-5042-4-git-send-email-svarbanov@mm-sol.com> References: <1402315720-5042-1-git-send-email-svarbanov@mm-sol.com> Return-path: In-Reply-To: <1402315720-5042-1-git-send-email-svarbanov@mm-sol.com> Sender: linux-arm-msm-owner@vger.kernel.org To: Rob Herring , Pawel Moll , Mark Rutland , Ian Campbell , Kumar Gala , Randy Dunlap , "David S. Miller" , Herbert Xu , Grant Likely Cc: linux-kernel@vger.kernel.org, linux-crypto@vger.kernel.org, linux-arm-msm@vger.kernel.org, devicetree@vger.kernel.org, linux-doc@vger.kernel.org, Stanimir Varbanov List-Id: devicetree@vger.kernel.org Here is Qualcomm crypto driver device tree binding documentation to used as a reference example. Signed-off-by: Stanimir Varbanov --- .../devicetree/bindings/crypto/qcom-qce.txt | 25 ++++++++++++++++++++ 1 files changed, 25 insertions(+), 0 deletions(-) create mode 100644 Documentation/devicetree/bindings/crypto/qcom-qce.txt diff --git a/Documentation/devicetree/bindings/crypto/qcom-qce.txt b/Documentation/devicetree/bindings/crypto/qcom-qce.txt new file mode 100644 index 0000000..fdd53b1 --- /dev/null +++ b/Documentation/devicetree/bindings/crypto/qcom-qce.txt @@ -0,0 +1,25 @@ +Qualcomm crypto engine driver + +Required properties: + +- compatible : should be "qcom,crypto-v5.1" +- reg : specifies base physical address and size of the registers map +- clocks : phandle to clock-controller plus clock-specifier pair +- clock-names : "iface" clocks register interface + "bus" clocks data transfer interface + "core" clocks rest of the crypto block +- dmas : DMA specifiers for tx and rx dma channels. For more see + Documentation/devicetree/bindings/dma/dma.txt +- dma-names : DMA request names should be "rx" and "tx" + +Example: + crypto@fd45a000 { + compatible = "qcom,crypto-v5.1"; + reg = <0xfd45a000 0x6000>; + clocks = <&gcc GCC_CE2_AHB_CLK>, + <&gcc GCC_CE2_AXI_CLK>, + <&gcc GCC_CE2_CLK>; + clock-names = "iface", "bus", "core"; + dmas = <&cryptobam 2>, <&cryptobam 3>; + dma-names = "rx", "tx"; + }; -- 1.7.0.4