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Commit 177582a1 authored by qctecmdr's avatar qctecmdr Committed by Gerrit - the friendly Code Review server
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Merge "dt-bindings: devfreq: Add DT bindings to support OPP BW values"

parents 6a93d121 00f31915
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+1 −1
Original line number Diff line number Diff line
@@ -4,7 +4,7 @@ arm-memlat-mon is a device that represents the use of the PMU in ARM cores
to measure the parameters for latency driven memory access patterns.

Required properties:
- compatible:			Must be "qcom,arm-memlat-mon"
- compatible:			Must be "qcom,arm-memlat-mon" or "qcom,arm-cpu-mon"
- qcom,cpulist:			List of CPU phandles to be monitored in a cluster
- qcom,target-dev:		The DT device that corresponds to this master port
- qcom,core-dev-table:		A mapping table of core frequency to a required bandwidth vote at the
+33 −14
Original line number Diff line number Diff line
@@ -10,11 +10,11 @@ Required properties:
- interconnects:	Pairs of phandles and interconnect provider specificers
			to denote the edge source and destination ports of the
			desired interconnect path.
- qcom,bw-tbl:		A list of meaningful instantaneous bandwidth values
			(in MB/s) that can be requested from the device
			master port to the slave port. The list of values
			depend on the supported bus/slave frequencies and the
			bus width.
- operating-points-v2:	A phandle to the OPP v2 table that holds meaningful
			instantaneous bandwidth values (in MB/s) that can be
			requested from the device master port to the slave port.
			The list of values depend on the supported bus/slave
			frequencies and the bus width.

Optional properties:
- qcom,active-only:	Indicates that the bandwidth votes need to be
@@ -24,17 +24,36 @@ Optional properties:

Example:

	bw_opp_table: bw-opp-table {
		compatible = "operating-points-v2";
		opp-75  {
			opp-hz = /bits/ 64 <  572 >; /*  75 MHz */
		};
		opp-150 {
			opp-hz = /bits/ 64 < 1144 >; /* 150 MHz */
		};
		opp-200 {
			opp-hz = /bits/ 64 < 1525 >; /* 200 MHz */
		};
		opp-307 {
			opp-hz = /bits/ 64 < 2342 >; /* 307 MHz */
		};
		opp-460 {
			opp-hz = /bits/ 64 < 3509 >; /* 460 MHz */
		};
		opp-614 {
			opp-hz = /bits/ 64 < 4684 >; /* 614 MHz */
		};
		opp-800 {
			opp-hz = /bits/ 64 < 6103 >; /* 800 MHz */
		};
		opp-931 {
			opp-hz = /bits/ 64 < 7102 >; /* 931 MHz */
		};
	};
	qcom,cpubw {
		compatible = "qcom,devfreq-icc";
		interconnects = <&mc_virt MASTER_LLCC &mc_virt SLAVE_EBI1>;
		qcom,active-only;
		qcom,bw-tbl =
			<  572 /*  75 MHz */ >,
			< 1144 /* 150 MHz */ >,
			< 1525 /* 200 MHz */ >,
			< 2342 /* 307 MHz */ >,
			< 3509 /* 460 MHz */ >,
			< 4684 /* 614 MHz */ >,
			< 6103 /* 800 MHz */ >,
			< 7102 /* 931 MHz */ >;
		operating-points-v2 = <&bw_opp_table>;
	};