Re: [PATCH 1/6] QE: Add IC, SI and SIRAM document to device tree bindings.
From: Rob Herring <robh@kernel.org>
Date: 2016-01-08 21:02:31
Also in:
linuxppc-dev, lkml
On Fri, Jan 08, 2016 at 10:18:09AM +0800, Zhao Qiang wrote:
quoted hunk ↗ jump to hunk
Add IC, SI and SIRAM document of QE to Documentation/devicetree/bindings/powerpc/fsl/cpm_qe/qe.txt Signed-off-by: Zhao Qiang <qiang.zhao@nxp.com> --- .../devicetree/bindings/powerpc/fsl/cpm_qe/qe.txt | 53 ++++++++++++++++++++++ 1 file changed, 53 insertions(+)diff --git a/Documentation/devicetree/bindings/powerpc/fsl/cpm_qe/qe.txt b/Documentation/devicetree/bindings/powerpc/fsl/cpm_qe/qe.txt index 4f89302..5e00fc8 100644 --- a/Documentation/devicetree/bindings/powerpc/fsl/cpm_qe/qe.txt +++ b/Documentation/devicetree/bindings/powerpc/fsl/cpm_qe/qe.txt@@ -69,6 +69,59 @@ Example: }; }; +* Interrupt Controller (IC) + +Required properties: +- compatible : should be "fsl,qe-ic". +- reg : Address range of IC register set. +- interrupts : interrupts generated by the device.
Add interrupt-controller, too.
+
+Example:
+
+ qeic: interrupt-controller@80 {
+ interrupt-controller;
+ compatible = "fsl,qe-ic";
+ #address-cells = <0>;
+ #interrupt-cells = <1>;
+ reg = <0x80 0x80>;
+ interrupts = <95 2 0 0 94 2 0 0>; //high:79 low:78
+ };
+
+* Serial Interface Block (SI)
+
+The SI manages the routing of eight TDM lines to the QE block serial drivers
+, the MCC and the UCCs, for receive and transmit.
+
+Required properties:
+- compatible : should be "fsl,qe-si".
+- reg : Address range of SI register set.
+
+Example:
+
+ si1: si@700 {
+ #address-cells = <1>;
+ #size-cells = <0>;Why are these needed? There are no child nodes.
+ compatible = "fsl,qe-si";
+ reg = <0x700 0x80>;
+ };
+
+* Serial Interface Block RAM(SIRAM)
+
+store the routing entries of SI
+
+Required properties:
+- compatible : should be "fsl,qe-siram".
+- reg : Address range of SI RAM.
+
+Example:
+
+ siram1: siram@1000 {
+ #address-cells = <1>;
+ #size-cells = <1>;ditto.
+ compatible = "fsl,qe-siram"; + reg = <0x1000 0x800>; + }; + * QE Firmware Node This node defines a firmware binary that is embedded in the device tree, for -- 2.1.0.27.g96db324 -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html