From mboxrd@z Thu Jan 1 00:00:00 1970 From: sboyd@codeaurora.org (Stephen Boyd) Date: Fri, 1 Nov 2013 15:08:51 -0700 Subject: [PATCH 03/11] devicetree: bindings: Document qcom,kpss-acc In-Reply-To: <1383343739-23080-1-git-send-email-sboyd@codeaurora.org> References: <1383343739-23080-1-git-send-email-sboyd@codeaurora.org> Message-ID: <1383343739-23080-4-git-send-email-sboyd@codeaurora.org> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org The kpss acc binding describes the clock, reset, and power domain controller for a Krait CPU. Cc: Signed-off-by: Stephen Boyd --- .../devicetree/bindings/arm/msm/qcom,kpss-acc.txt | 21 +++++++++++++++++++++ 1 file changed, 21 insertions(+) create mode 100644 Documentation/devicetree/bindings/arm/msm/qcom,kpss-acc.txt diff --git a/Documentation/devicetree/bindings/arm/msm/qcom,kpss-acc.txt b/Documentation/devicetree/bindings/arm/msm/qcom,kpss-acc.txt new file mode 100644 index 0000000..ed4a9c8 --- /dev/null +++ b/Documentation/devicetree/bindings/arm/msm/qcom,kpss-acc.txt @@ -0,0 +1,21 @@ +* Krait Processor Sub-system (KPSS) Application Clock Controller (ACC) + +The KPSS ACC provides clock, power domain, and reset control to a Krait CPU. +There is one ACC register region per CPU within the KPSS remaped region as +well as an alias register region that remaps accesses to the ACC associated +with the CPU accessing the region. + +Required Properties: + +- compatible : Shall contain "qcom,kpss-acc-v1" or "qcom,kpss-acc-v2". +- reg: Specifies the base address and size of the banked register region. +- cpu-offset : per-cpu offset used when the device is accessed without the + CPU remapping facilities. + The offset is cpu-offset + (0x10000 * cpu-nr). + +Example: + + clock-controller at 2008000 { + compatible = "qcom,kpss-acc-v2"; + reg = <0x02008000 0x1000>; + }; -- The Qualcomm Innovation Center, Inc. is a member of the Code Aurora Forum, hosted by The Linux Foundation