From 4a21192e2796c3338c4b0083b494a84a61311aaf Mon Sep 17 00:00:00 2001
From: Joel Stanley <joel@jms.id.au>
Date: Fri, 18 Jun 2021 13:49:43 +1000
Subject: powerpc/boot: Add a boot wrapper for Microwatt

This allows microwatt's kernel to be built with an embedded device tree.

Load to arch/powerpc/boot/dtbImage.microwatt to 0x500000:

 mw_debug -b fpga stop load arch/powerpc/boot/dtbImage.microwatt 500000 start

Signed-off-by: Joel Stanley <joel@jms.id.au>
Signed-off-by: Paul Mackerras <paulus@ozlabs.org>
Reviewed-by: Segher Boessenkool <segher@kernel.crashing.org>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://lore.kernel.org/r/YMwX19wym3kQ7guu@thinks.paulus.ozlabs.org
---
 arch/powerpc/boot/wrapper | 5 +++++
 1 file changed, 5 insertions(+)

(limited to 'arch/powerpc/boot/wrapper')

diff --git a/arch/powerpc/boot/wrapper b/arch/powerpc/boot/wrapper
index cdb796b76e2e..1f4676bab786 100755
--- a/arch/powerpc/boot/wrapper
+++ b/arch/powerpc/boot/wrapper
@@ -342,6 +342,11 @@ gamecube|wii)
     link_address='0x600000'
     platformo="$object/$platform-head.o $object/$platform.o"
     ;;
+microwatt)
+    link_address='0x500000'
+    platformo="$object/fixed-head.o $object/$platform.o"
+    binary=y
+    ;;
 treeboot-currituck)
     link_address='0x1000000'
     ;;
-- 
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