Use remoteproc for controlling Ethos-U cpu

Implement a remoteproc driver for controlling firmware loading and
powering up and down of the CPU on a Ethos-U subsystem.

Change-Id: I075d24c780b306aa8152c4a9e24a31df29574f9e

1 files changed, 8 insertions, 0 deletions

diff --git a/README.md b/README.md
index c46e1fe..4d48584 100644
--- a/README.md
+++ b/README.md
@@ -50,6 +50,13 @@ The kernel driver uses the mailbox APIs as a doorbell mechanism.
     clock-names = "apb_pclk";
   };
 
+  ethosu_mcu {
+    compatible ="arm, ethosu-sgm775-rproc";
+    reg = <0x0 0x500f0000 0x0 0x1000>,
+          <0x0 0x50100000 0x0 0x100000>;
+    reg-names = "bridge", "firmware";
+  };
+
   ethosu {
     #address-cells = <2>;
     #size-cells = <2>;
@@ -62,6 +69,7 @@ The kernel driver uses the mailbox APIs as a doorbell mechanism.
     dma-ranges = <0 0x60000000 0 0x80000000 0 0x20000000>;
     mboxes= <&ethosu_mailbox 0>, <&ethosu_mailbox 0>;
     mbox-names = "tx", "rx";
+    ethosu-rproc = <&ethosu_mcu>;
   };
 };
 ```