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-rw-r--r--arch/sandbox/dts/test.dts11
-rw-r--r--arch/sandbox/include/asm/mbox.h21
2 files changed, 32 insertions, 0 deletions
diff --git a/arch/sandbox/dts/test.dts b/arch/sandbox/dts/test.dts
index 89300096a5..686c215aea 100644
--- a/arch/sandbox/dts/test.dts
+++ b/arch/sandbox/dts/test.dts
@@ -216,6 +216,17 @@
};
};
+ mbox: mbox {
+ compatible = "sandbox,mbox";
+ #mbox-cells = <1>;
+ };
+
+ mbox-test {
+ compatible = "sandbox,mbox-test";
+ mboxes = <&mbox 100>, <&mbox 1>;
+ mbox-names = "other", "test";
+ };
+
mmc {
compatible = "sandbox,mmc";
};
diff --git a/arch/sandbox/include/asm/mbox.h b/arch/sandbox/include/asm/mbox.h
new file mode 100644
index 0000000000..2d7b7d03e5
--- /dev/null
+++ b/arch/sandbox/include/asm/mbox.h
@@ -0,0 +1,21 @@
+/*
+ * Copyright (c) 2016, NVIDIA CORPORATION.
+ *
+ * SPDX-License-Identifier: GPL-2.0
+ */
+
+#ifndef __SANDBOX_MBOX_H
+#define __SANDBOX_MBOX_H
+
+#include <common.h>
+
+#define SANDBOX_MBOX_PING_XOR 0x12345678
+
+struct udevice;
+
+int sandbox_mbox_test_get(struct udevice *dev);
+int sandbox_mbox_test_send(struct udevice *dev, uint32_t msg);
+int sandbox_mbox_test_recv(struct udevice *dev, uint32_t *msg);
+int sandbox_mbox_test_free(struct udevice *dev);
+
+#endif
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