[RFC PATCH 09/11] coresight: adding basic support for Vexpress TC2

mathieu.poirier at linaro.org mathieu.poirier at linaro.org
Fri May 30 06:43:09 PDT 2014


From: Mathieu Poirier <mathieu.poirier at linaro.org>

Support for the 2 PTMs, 3 ETMs, funnel, TPIU and replicator
connected to the ETB are included.  Proper handling of the
ITM and the replicator linked to it along with the CTIs
and SWO are not included.

Signed-off-by: Mathieu Poirier <mathieu.poirier at linaro.org>
---
 arch/arm/boot/dts/vexpress-v2p-ca15_a7.dts | 122 +++++++++++++++++++++++++++++
 1 file changed, 122 insertions(+)

diff --git a/arch/arm/boot/dts/vexpress-v2p-ca15_a7.dts b/arch/arm/boot/dts/vexpress-v2p-ca15_a7.dts
index 15f98cb..18de06e 100644
--- a/arch/arm/boot/dts/vexpress-v2p-ca15_a7.dts
+++ b/arch/arm/boot/dts/vexpress-v2p-ca15_a7.dts
@@ -334,6 +334,128 @@
 		};
 	};
 
+	coresight {
+		compatible = "arm,coresight";
+		#address-cells = <1>;
+		#size-cells = <1>;
+		ranges = <0x20010000 0 0x20010000 0x1000
+			  0x20030000 0 0x20030000 0x1000
+			  0x20040000 0 0x20040000 0x1000
+			  0x2201c000 0 0x2201c000 0x1000
+			  0x2201d000 0 0x2201d000 0x1000
+			  0x2203c000 0 0x2203c000 0x1000
+			  0x2203d000 0 0x2203d000 0x1000
+			  0x2203e000 0 0x2203e000 0x1000>;
+
+		etb: etb at 20010000 {
+			compatible = "arm,coresight-etb";
+			reg = <0x20010000 0x1000>;
+
+			coresight-id = <0>;
+			coresight-name = "coresight-etb";
+			coresight-nr-inports = <1>;
+			coresight-default-sink;
+		};
+
+		etb_replicator: replicator {
+			compatible = "arm,coresight-replicator";
+
+			coresight-id = <1>;
+			coresight-name = "coresight-etb-replicator";
+			coresight-nr-inports = <1>;
+			coresight-outports = <0 1>;
+			coresight-child-list = <&etb &tpiu>;
+			coresight-child-ports = <0 0>;
+		};
+
+		tpiu: tpiu at 20030000 {
+			compatible = "arm,coresight-tpiu";
+			reg = <0x20030000 0x1000>;
+
+			coresight-id = <2>;
+			coresight-name = "coresight-tpiu";
+			coresight-nr-inports = <1>;
+		};
+
+		funnel: funnel at 20040000 {
+			compatible = "arm,coresight-funnel";
+			reg = <0x20040000 0x1000>;
+
+			coresight-id = <3>;
+			coresight-name = "coresight-funnel";
+			coresight-nr-inports = <1>;
+			coresight-outports = <0>;
+			coresight-child-list = <&etb_replicator>;
+			coresight-child-ports = <0>;
+		};
+
+		ptm0: ptm at 2201c000 {
+			compatible = "arm,coresight-etm";
+			reg = <0x2201c000 0x1000>;
+
+			coresight-id = <4>;
+			coresight-name = "coresight-ptm0";
+			cpu = <&cpu0>;
+			coresight-nr-inports = <0>;
+			coresight-outports = <0>;
+			coresight-child-list = <&funnel>;
+			coresight-child-ports = <0>;
+		};
+
+		ptm1: ptm at 2201d000 {
+			compatible = "arm,coresight-etm";
+			reg = <0x2201d000 0x1000>;
+
+			coresight-id = <5>;
+			coresight-name = "coresight-ptm1";
+			cpu = <&cpu1>;
+			coresight-nr-inports = <0>;
+			coresight-outports = <0>;
+			coresight-child-list = <&funnel>;
+			coresight-child-ports = <1>;
+		};
+
+		etm0: etm at 2203c000 {
+			compatible = "arm,coresight-etm";
+			reg = <0x2203c000 0x1000>;
+
+			coresight-id = <6>;
+			coresight-name = "coresight-etm0";
+			cpu = <&cpu2>;
+			coresight-nr-inports = <0>;
+			coresight-outports = <0>;
+			coresight-child-list = <&funnel>;
+			coresight-child-ports = <2>;
+		};
+
+		etm1: etm at 2203d000 {
+			compatible = "arm,coresight-etm";
+			reg = <0x2203d000 0x1000>;
+
+			coresight-id = <7>;
+			coresight-name = "coresight-etm1";
+			cpu = <&cpu3>;
+			coresight-nr-inports = <0>;
+			coresight-outports = <0>;
+			coresight-child-list = <&funnel>;
+			coresight-child-ports = <4>;
+		};
+
+		etm2: etm at 2203e000 {
+			compatible = "arm,coresight-etm";
+			reg = <0x2203e000 0x1000>;
+
+			coresight-id = <8>;
+			coresight-name = "coresight-etm2";
+			cpu = <&cpu4>;
+			coresight-nr-inports = <0>;
+			coresight-outports = <0>;
+			coresight-child-list = <&funnel>;
+			coresight-child-ports = <5>;
+		};
+
+	};
+
 	smb {
 		compatible = "simple-bus";
 
-- 
1.9.1




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