1 files changed, 109 insertions, 0 deletions

diff --git a/recipes-kernel/linux/files/dts/p2041rdb-usdpaa-enea.dts b/recipes-kernel/linux/files/dts/p2041rdb-usdpaa-enea.dts
new file mode 100644
index 0000000..e0d2ff4
--- /dev/null
+++ b/recipes-kernel/linux/files/dts/p2041rdb-usdpaa-enea.dts
@@ -0,0 +1,109 @@
+/*
+ * P2041RDB Device Tree Source
+ *
+ * Copyright 2011-2012 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/ "p2041rdb.dts"
+
+/ {
+        /* NB: "bpool-ethernet-seeds" is not set to avoid buffer seeding,
+         * because apps seed these pools with buffers allocated at
+         * run-time.
+         * HOWEVER, the kernel driver requires the buffer-size so
+         * "fsl,bpool-ethernet-cfg" is set. It also mis-interprets
+         * things if the base-address is zero (hence the 0xdeadbeef
+         * values).
+         */
+        bp7: buffer-pool@7 {
+                compatible = "fsl,p2041-bpool", "fsl,bpool";
+                fsl,bpid = <7>;
+                fsl,bpool-ethernet-cfg = <0 0 0 192 0 0xdeadbeef>;
+                fsl,bpool-thresholds = <0x400 0xc00 0x0 0x0>;
+        };
+        bp8: buffer-pool@8 {
+                compatible = "fsl,p2041-bpool", "fsl,bpool";
+                fsl,bpid = <8>;
+                fsl,bpool-ethernet-cfg = <0 0 0 576 0 0xabbaf00d>;
+                fsl,bpool-thresholds = <0x100 0x300 0x0 0x0>;
+        };
+        bp9: buffer-pool@9 {
+                compatible = "fsl,p2041-bpool", "fsl,bpool";
+                fsl,bpid = <9>;
+                fsl,bpool-ethernet-cfg = <0 0 0 1728 0 0xfeedabba>;
+                fsl,bpool-thresholds = <0x100 0x300 0x0 0x0>;
+        };
+
+        fsl,dpaa {
+
+                /* ethernet@0 will be used as a normal Linux ethernet that
+                 * interfaces to the kernel network stack. All others will be
+                 * dedicated for use by usdpaa */
+
+                ethernet@1 {
+                        compatible = "fsl,p2041-dpa-ethernet-init", "fsl,dpa-ethernet-init";
+                        fsl,bman-buffer-pools = <&bp7 &bp8 &bp9>;
+                        fsl,qman-frame-queues-rx = <0x52 1 0x53 1>;
+                        fsl,qman-frame-queues-tx = <0x72 1 0x73 1>;
+                };
+                ethernet@2 {
+                        compatible = "fsl,p2041-dpa-ethernet-init", "fsl,dpa-ethernet-init";
+                        fsl,bman-buffer-pools = <&bp7 &bp8 &bp9>;
+                        fsl,qman-frame-queues-rx = <0x54 1 0x55 1>;
+                        fsl,qman-frame-queues-tx = <0x74 1 0x75 1>;
+                };
+                ethernet@3 {
+                        compatible = "fsl,p2041-dpa-ethernet-init", "fsl,dpa-ethernet-init";
+                        fsl,bman-buffer-pools = <&bp7 &bp8 &bp9>;
+                        fsl,qman-frame-queues-rx = <0x56 1 0x57 1>;
+                        fsl,qman-frame-queues-tx = <0x76 1 0x77 1>;
+                };
+                ethernet@4 {
+                        compatible = "fsl,p2041-dpa-ethernet-init", "fsl,dpa-ethernet-init";
+                        fsl,bman-buffer-pools = <&bp7 &bp8 &bp9>;
+                        fsl,qman-frame-queues-rx = <0x58 1 0x59 1>;
+                        fsl,qman-frame-queues-tx = <0x78 1 0x79 1>;
+                };
+                ethernet@5 {
+                        compatible = "fsl,p2041-dpa-ethernet-init", "fsl,dpa-ethernet-init";
+                        fsl,bman-buffer-pools = <&bp7 &bp8 &bp9>;
+                        fsl,qman-frame-queues-rx = <0x5a 1 0x5b 1>;
+                        fsl,qman-frame-queues-tx = <0x7a 1 0x7b 1>;
+                };
+                dpa-fman0-oh@1 {
+                        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,fman-oh-port = <&fman0_oh1>;
+                };
+        };
+};