From: Andy Gross <andy.gross@linaro.org> To: linux-arm-msm@vger.kernel.org Cc: linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, Stephen Boyd <sboyd@codeaurora.org>, Bjorn Andersson <bjorn.andersson@linaro.org>, jilai wang <jilaiw@codeaurora.org>, devicetree@vger.kernel.org, Andy Gross <andy.gross@linaro.org> Subject: [Patch v3 1/8] dt/bindings: firmware: Add Qualcomm SCM binding Date: Wed, 4 May 2016 17:50:38 -0500 [thread overview] Message-ID: <1462402245-18295-2-git-send-email-andy.gross@linaro.org> (raw) In-Reply-To: <1462402245-18295-1-git-send-email-andy.gross@linaro.org> This patch adds the device tree support for the Qualcomm SCM firmware. Signed-off-by: Andy Gross <andy.gross@linaro.org> --- .../devicetree/bindings/firmware/qcom,scm.txt | 26 ++++++++++++++++++++++ 1 file changed, 26 insertions(+) create mode 100644 Documentation/devicetree/bindings/firmware/qcom,scm.txt diff --git a/Documentation/devicetree/bindings/firmware/qcom,scm.txt b/Documentation/devicetree/bindings/firmware/qcom,scm.txt new file mode 100644 index 0000000..ee7cd12 --- /dev/null +++ b/Documentation/devicetree/bindings/firmware/qcom,scm.txt @@ -0,0 +1,26 @@ +QCOM Secure Channel Manager (SCM) + +Qualcomm processors include an interface to communicate to the secure firmware. +This interface allows for clients to request different types of actions. These +can include CPU power up/down, HDCP requests, loading of firmware, and other +assorted actions. + +Required properties: +- compatible: must contain one of the following: + * "qcom,scm-a-family" for A family Qualcomm processors (APQ8064, MSM8960, etc) + * "qcom,scm" for B family and later processors (MSM8916, APQ8084, MSM8974, etc) +- clocks: One to three clocks may be required based on compatible. + * Only core clock required for "qcom,scm-apq8064" + * Core, iface, and bus clocks required for "qcom,scm" +- clock-names: Must contain "core" for the core clock, "iface" for the interface + clock and "bus" for the bus clock per the requirements of the compatible. + +Example for MSM8916: + + firmware { + scm { + compatible = "qcom,scm"; + clocks = <&gcc GCC_CRYPTO_CLK> , <&gcc GCC_CRYPTO_AXI_CLK>, <&gcc GCC_CRYPTO_AHB_CLK>; + clock-names = "core", "bus", "iface"; + }; + }; -- 1.9.1
WARNING: multiple messages have this Message-ID (diff)
From: andy.gross@linaro.org (Andy Gross) To: linux-arm-kernel@lists.infradead.org Subject: [Patch v3 1/8] dt/bindings: firmware: Add Qualcomm SCM binding Date: Wed, 4 May 2016 17:50:38 -0500 [thread overview] Message-ID: <1462402245-18295-2-git-send-email-andy.gross@linaro.org> (raw) In-Reply-To: <1462402245-18295-1-git-send-email-andy.gross@linaro.org> This patch adds the device tree support for the Qualcomm SCM firmware. Signed-off-by: Andy Gross <andy.gross@linaro.org> --- .../devicetree/bindings/firmware/qcom,scm.txt | 26 ++++++++++++++++++++++ 1 file changed, 26 insertions(+) create mode 100644 Documentation/devicetree/bindings/firmware/qcom,scm.txt diff --git a/Documentation/devicetree/bindings/firmware/qcom,scm.txt b/Documentation/devicetree/bindings/firmware/qcom,scm.txt new file mode 100644 index 0000000..ee7cd12 --- /dev/null +++ b/Documentation/devicetree/bindings/firmware/qcom,scm.txt @@ -0,0 +1,26 @@ +QCOM Secure Channel Manager (SCM) + +Qualcomm processors include an interface to communicate to the secure firmware. +This interface allows for clients to request different types of actions. These +can include CPU power up/down, HDCP requests, loading of firmware, and other +assorted actions. + +Required properties: +- compatible: must contain one of the following: + * "qcom,scm-a-family" for A family Qualcomm processors (APQ8064, MSM8960, etc) + * "qcom,scm" for B family and later processors (MSM8916, APQ8084, MSM8974, etc) +- clocks: One to three clocks may be required based on compatible. + * Only core clock required for "qcom,scm-apq8064" + * Core, iface, and bus clocks required for "qcom,scm" +- clock-names: Must contain "core" for the core clock, "iface" for the interface + clock and "bus" for the bus clock per the requirements of the compatible. + +Example for MSM8916: + + firmware { + scm { + compatible = "qcom,scm"; + clocks = <&gcc GCC_CRYPTO_CLK> , <&gcc GCC_CRYPTO_AXI_CLK>, <&gcc GCC_CRYPTO_AHB_CLK>; + clock-names = "core", "bus", "iface"; + }; + }; -- 1.9.1
next prev parent reply other threads:[~2016-05-04 22:50 UTC|newest] Thread overview: 29+ messages / expand[flat|nested] mbox.gz Atom feed top 2016-05-04 22:50 [Patch v3 0/8] Qualcomm SCM Rework Andy Gross 2016-05-04 22:50 ` Andy Gross 2016-05-04 22:50 ` Andy Gross 2016-05-04 22:50 ` Andy Gross [this message] 2016-05-04 22:50 ` [Patch v3 1/8] dt/bindings: firmware: Add Qualcomm SCM binding Andy Gross 2016-05-05 22:17 ` Rob Herring 2016-05-05 22:17 ` Rob Herring 2016-05-05 23:16 ` Andy Gross 2016-05-05 23:16 ` Andy Gross 2016-05-04 22:50 ` [Patch v3 2/8] firmware: qcom: scm: Convert SCM to platform driver Andy Gross 2016-05-04 22:50 ` Andy Gross 2016-05-04 22:50 ` Andy Gross 2016-05-04 22:50 ` [Patch v3 3/8] firmware: qcom: scm: Use atomic SCM for cold boot Andy Gross 2016-05-04 22:50 ` Andy Gross 2016-05-04 22:50 ` Andy Gross 2016-05-04 22:50 ` [Patch v3 4/8] firmware: qcom: scm: Generalize shared error map Andy Gross 2016-05-04 22:50 ` Andy Gross 2016-05-04 22:50 ` [Patch v3 5/8] firmware: qcom: scm: Convert to streaming DMA APIS Andy Gross 2016-05-04 22:50 ` Andy Gross 2016-05-09 5:18 ` Sricharan 2016-05-09 5:18 ` Sricharan 2016-05-09 5:18 ` Sricharan [not found] ` <1462402245-18295-1-git-send-email-andy.gross-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org> 2016-05-04 22:50 ` [Patch v3 6/8] firmware: qcom: scm: Add support for ARM64 SoCs Andy Gross 2016-05-04 22:50 ` Andy Gross 2016-05-04 22:50 ` Andy Gross 2016-05-04 22:50 ` [Patch v3 7/8] dts: qcom: apq8084: Add SCM firmware node Andy Gross 2016-05-04 22:50 ` Andy Gross 2016-05-04 22:50 ` [Patch v3 8/8] arm64: dts: msm8916: " Andy Gross 2016-05-04 22:50 ` Andy Gross
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