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Commit d13cc243 authored by AnilKumar Chimata's avatar AnilKumar Chimata Committed by Gerrit - the friendly Code Review server
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ARM: dts: msm: Enable QRNG driver for Scuba 

Enable QRNG device node on include file to enable
the QRNG driver to communicate with /dev/random
on scuba.

Change-Id: Ic6aefbc5b2f89d4908f02859c63dc4c6b4c7ad34
parent bcf115a9

bindings/prng/msm-rng.txt

+1 −0
Original line number Diff line number Diff line
@@ -6,6 +6,7 @@ Required properties: 


Optional property:

- qcom,msm-rng-iface-clk : If the device uses iface-clk.

- qcom,msm-rng-hwkm-clk  : If the device uses hwkm clock.

- qcom,no-qrng-config    : Flag to decide whether the driver do the hardware configuration or not.



Example:

qcom/scuba.dtsi

+17 −0
Original line number Diff line number Diff line
@@ -1047,6 +1047,23 @@ 
		hyplog-size-offset = <0x414>;

	};



	qcom_rng: qrng@4453000 {

		compatible = "qcom,msm-rng";

		reg = <0x4453000 0x1000>;

		qcom,msm-rng-hwkm-clk;

		qcom,no-qrng-config;

		qcom,msm-bus,name = "msm-rng-noc";

		qcom,msm-bus,num-cases = <2>;

		qcom,msm-bus,num-paths = <1>;

		qcom,msm-bus,vectors-KBps =

			<MSM_BUS_MASTER_AMPSS_M0

			 MSM_BUS_SLAVE_HWKM 0 0>,    /* No vote */

			<MSM_BUS_MASTER_AMPSS_M0

			 MSM_BUS_SLAVE_HWKM 0 300000>;  /* 75 MHz */

		clock-names = "km_clk_src";

		clocks = <&rpmcc RPM_SMD_HWKM_CLK>;

	};



	qcom_cedev: qcedev@1b20000 {

		compatible = "qcom,qcedev";

		reg = <0x1b20000 0x20000>,