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authorJianhua Xie <Jianhua.Xie@freescale.com>2015-04-24 07:14:15 (GMT)
committerHonghua Yin <Hong-Hua.Yin@freescale.com>2015-04-28 08:08:10 (GMT)
commite9b1861b0216c487382d0bdb25d3c0cc857b00d9 (patch)
treedfaa85bd2b5bbee0abd711c49a79265ea221cf48 /arch/powerpc
parent995e0cb06bf8200a365dee9e61c072f73dc6d51e (diff)
downloadlinux-fsl-qoriq-e9b1861b0216c487382d0bdb25d3c0cc857b00d9.tar.xz
bonding/t1040d4rdb/dts: Add separate usdpaa dt for LAG
There are 4 Offline/Host Command Ports (O/H n) in t10xx platform. This patch enables OP#2 for LAG use-cases and keep separate dt for usdpaa scenarios for t1040d4rdb. Change-Id: I1df879190f90f0cf7c25200cede9c4f52a7a552e Suggested-by: Pan Jiafei <Jiafei.Pan@freescale.com> Suggested-by: Madalin Bucur <madalin.bucur@freescale.com> Suggested-by: Scott Wood <scottwood@freescale.com> Reviewed-on: http://git.am.freescale.net:8181/35504 Reviewed-by: Pan Jiafei <Jiafei.Pan@freescale.com> Signed-off-by: Jianhua Xie <jianhua.xie@freescale.com> Change-Id: I99d54e16abe6b8bb27099f2096d4ccea69c0b6f5 Reviewed-on: http://git.am.freescale.net:8181/35652 Tested-by: Review Code-CDREVIEW <CDREVIEW@freescale.com> Reviewed-by: Honghua Yin <Hong-Hua.Yin@freescale.com>
Diffstat (limited to 'arch/powerpc')
-rw-r--r--arch/powerpc/boot/dts/t1040d4rdb-usdpaa-lag.dts60
1 files changed, 60 insertions, 0 deletions
diff --git a/arch/powerpc/boot/dts/t1040d4rdb-usdpaa-lag.dts b/arch/powerpc/boot/dts/t1040d4rdb-usdpaa-lag.dts
new file mode 100644
index 0000000..5d205b4
--- /dev/null
+++ b/arch/powerpc/boot/dts/t1040d4rdb-usdpaa-lag.dts
@@ -0,0 +1,60 @@
+/*
+ * T1040D4RDB Link Aggregation Device Tree Source
+ *
+ * Copyright 2015 Freescale Semiconductor Inc.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ * * Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * * Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ * * Neither the name of Freescale Semiconductor nor the
+ * names of its contributors may be used to endorse or promote products
+ * derived from this software without specific prior written permission.
+ *
+ *
+ * ALTERNATIVELY, this software may be distributed under the terms of the
+ * GNU General Public License ("GPL") as published by the Free Software
+ * Foundation, either version 2 of that License or (at your option) any
+ * later version.
+ *
+ * THIS SOFTWARE IS PROVIDED BY Freescale Semiconductor ``AS IS'' AND ANY
+ * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+ * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ * DISCLAIMED. IN NO EVENT SHALL Freescale Semiconductor BE LIABLE FOR ANY
+ * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+ * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+ * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
+ * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+ * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+/include/ "t1040d4rdb.dts"
+
+/ {
+ /* bp dts definition is borrowed from other USDPAA dts */
+ bp6: buffer-pool@6 {
+ compatible = "fsl,t1040-bpool", "fsl,bpool";
+ fsl,bpid = <6>;
+ fsl,bpool-ethernet-cfg = <0 0 0 1728 0 0xfeedabba>;
+ fsl,bpool-thresholds = <0x100 0x300 0x0 0x0>;
+ };
+
+ fsl,dpaa {
+ /* There are 1 host port and 3 offline ports (OP) in T1040.
+ * Enabling OP#2 for lag use-case.
+ */
+ dpa-fman0-oh@2 {
+ compatible = "fsl,dpa-oh";
+ /* Define frame queues for the OH port*/
+ /* <OH Rx error, OH Rx default> */
+ fsl,qman-frame-queues-oh = <0x68 1 0x69 1>;
+ fsl,bman-buffer-pools = <&bp6>;
+ fsl,qman-frame-queues-tx = <0x90 8>;
+ fsl,fman-oh-port = <&fman0_oh2>;
+ };
+ };
+};